githubmirror/deno

cli/args/flags.rs
14 574 строки394 KB
Leo Kettmeir
fix(flags): correct zsh completions for script arg (#31994)
30 янв 2026, 03:03
30 янв 2026, 03:03f4c20db
// Copyright 2018-2026 the Deno authors. MIT license.

use std::borrow::Cow;
use std::collections::HashSet;
use std::env;
use std::ffi::OsString;
use std::net::IpAddr;
use std::net::SocketAddr;
use std::num::NonZeroU8;
use std::num::NonZeroU32;
use std::num::NonZeroUsize;
use std::path::Path;
use std::path::PathBuf;
use std::str::FromStr;
use std::sync::Arc;
use std::sync::LazyLock;

use clap::Arg;
use clap::ArgAction;
use clap::ArgMatches;
use clap::ColorChoice;
use clap::Command;
use clap::ValueHint;
use clap::builder::FalseyValueParser;
use clap::builder::styling::AnsiColor;
use clap::error::ErrorKind;
use clap::value_parser;
use clap_complete::CompletionCandidate;
use clap_complete::engine::SubcommandCandidates;
use clap_complete::env::EnvCompleter;
use clap_complete::env::Shells;
use color_print::cstr;
use deno_bundle_runtime::BundleFormat;
use deno_bundle_runtime::BundlePlatform;
use deno_bundle_runtime::PackageHandling;
use deno_bundle_runtime::SourceMapType;
use deno_config::deno_json::NewestDependencyDate;
use deno_config::deno_json::NodeModulesDirMode;
use deno_config::glob::FilePatterns;
use deno_config::glob::PathOrPatternSet;
use deno_core::anyhow::Context;
use deno_core::anyhow::bail;
use deno_core::error::AnyError;
use deno_core::serde_json;
use deno_core::url::Url;
use deno_graph::GraphKind;
use deno_lib::args::CaData;
use deno_lib::args::UnstableConfig;
use deno_lib::version::DENO_VERSION_INFO;
use deno_npm::NpmSystemInfo;
use deno_npm_installer::PackagesAllowedScripts;
use deno_path_util::normalize_path;
use deno_path_util::resolve_url_or_path;
use deno_path_util::url_to_file_path;
use deno_runtime::UnstableFeatureKind;
pub use deno_runtime::deno_inspector_server::InspectPublishUid;
use deno_runtime::deno_permissions::SysDescriptor;
use deno_semver::jsr::JsrDepPackageReq;
use deno_semver::package::PackageKind;
use deno_telemetry::OtelConfig;
use deno_telemetry::OtelConsoleConfig;
use deno_telemetry::OtelPropagators;
use log::Level;
use log::debug;
use node_shim::parse_node_options_env_var;
use serde::Deserialize;
use serde::Serialize;

use super::flags_net;
use crate::util::fs::canonicalize_path;

#[derive(Clone, Debug, Default, Eq, PartialEq)]
pub enum ConfigFlag {
  #[default]
  Discover,
  Path(String),
  Disabled,
}

#[derive(Clone, Debug, Default, Eq, PartialEq)]
pub struct FileFlags {
  pub ignore: Vec<String>,
  pub include: Vec<String>,
}

impl FileFlags {
  pub fn as_file_patterns(
    &self,
    base: &Path,
  ) -> Result<FilePatterns, AnyError> {
    Ok(FilePatterns {
      include: if self.include.is_empty() {
        None
      } else {
        Some(PathOrPatternSet::from_include_relative_path_or_patterns(
          base,
          &self.include,
        )?)
      },
      exclude: PathOrPatternSet::from_exclude_relative_path_or_patterns(
        base,
        &self.ignore,
      )?,
      base: base.to_path_buf(),
    })
  }
}

#[derive(Clone, Debug, Copy, Eq, PartialEq)]
pub enum DefaultRegistry {
  Npm,
  Jsr,
}

#[derive(Clone, Debug, Default, Eq, PartialEq)]
pub struct AddFlags {
  pub packages: Vec<String>,
  pub dev: bool,
  pub default_registry: Option<DefaultRegistry>,
  pub lockfile_only: bool,
}

#[derive(Clone, Debug, Default, Eq, PartialEq)]
pub struct AuditFlags {
  pub severity: String,
  pub ignore_registry_errors: bool,
  pub ignore_unfixable: bool,
  pub dev: bool,
  pub prod: bool,
  pub optional: bool,
  pub ignore: Vec<String>,
  pub socket: bool,
}

#[derive(Clone, Debug, Default, Eq, PartialEq)]
pub struct RemoveFlags {
  pub packages: Vec<String>,
  pub lockfile_only: bool,
}

#[derive(Clone, Debug, Default, Eq, PartialEq)]
pub struct BenchFlags {
  pub files: FileFlags,
  pub filter: Option<String>,
  pub json: bool,
  pub no_run: bool,
  pub permit_no_files: bool,
  pub watch: Option<WatchFlags>,
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub struct CacheFlags {
  pub files: Vec<String>,
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub struct CheckFlags {
  pub files: Vec<String>,
  pub doc: bool,
  pub doc_only: bool,
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub struct CompileFlags {
  pub source_file: String,
  pub output: Option<String>,
  pub args: Vec<String>,
  pub target: Option<String>,
  pub no_terminal: bool,
  pub icon: Option<String>,
  pub include: Vec<String>,
  pub exclude: Vec<String>,
  pub eszip: bool,
}

impl CompileFlags {
  pub fn resolve_target(&self) -> String {
    self
      .target
      .clone()
      .unwrap_or_else(|| env!("TARGET").to_string())
  }
}

#[derive(Clone)]
pub enum CompletionsFlags {
  Static(Box<[u8]>),
  Dynamic(Arc<dyn Fn() -> Result<(), AnyError> + Send + Sync + 'static>),
}

impl PartialEq for CompletionsFlags {
  fn eq(&self, other: &Self) -> bool {
    match (self, other) {
      (Self::Static(l0), Self::Static(r0)) => l0 == r0,
      (Self::Dynamic(l0), Self::Dynamic(r0)) => Arc::ptr_eq(l0, r0),
      _ => false,
    }
  }
}

impl Eq for CompletionsFlags {}

impl std::fmt::Debug for CompletionsFlags {
  fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
    match self {
      Self::Static(arg0) => f.debug_tuple("Static").field(arg0).finish(),
      Self::Dynamic(_) => f.debug_tuple("Dynamic").finish(),
    }
  }
}

#[derive(Clone, Debug, Eq, PartialEq, Default)]
pub enum CoverageType {
  #[default]
  Summary,
  Detailed,
  Lcov,
  Html,
}

#[derive(Clone, Debug, Eq, PartialEq, Default)]
pub struct CoverageFlags {
  pub files: FileFlags,
  pub output: Option<String>,
  pub include: Vec<String>,
  pub exclude: Vec<String>,
  pub r#type: CoverageType,
}

#[derive(Clone, Debug, Eq, PartialEq, Default)]
pub struct DeployFlags {
  pub sandbox: bool,
}

#[derive(Clone, Debug, Eq, PartialEq, Default)]
pub enum DocSourceFileFlag {
  #[default]
  Builtin,
  Paths(Vec<String>),
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub struct DocHtmlFlag {
  pub name: Option<String>,
  pub category_docs_path: Option<String>,
  pub symbol_redirect_map_path: Option<String>,
  pub default_symbol_map_path: Option<String>,
  pub strip_trailing_html: bool,
  pub output: String,
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub struct DocFlags {
  pub private: bool,
  pub json: bool,
  pub lint: bool,
  pub html: Option<DocHtmlFlag>,
  pub source_files: DocSourceFileFlag,
  pub filter: Option<String>,
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub struct EvalFlags {
  pub print: bool,
  pub code: String,
}

#[derive(Clone, Default, Debug, Eq, PartialEq)]
pub struct FmtFlags {
  pub check: bool,
  pub files: FileFlags,
  pub permit_no_files: bool,
  pub use_tabs: Option<bool>,
  pub line_width: Option<NonZeroU32>,
  pub indent_width: Option<NonZeroU8>,
  pub single_quote: Option<bool>,
  pub prose_wrap: Option<String>,
  pub no_semicolons: Option<bool>,
  pub watch: Option<WatchFlags>,
  pub unstable_component: bool,
  pub unstable_sql: bool,
}

impl FmtFlags {
  pub fn is_stdin(&self) -> bool {
    let args = &self.files.include;
    args.len() == 1 && args[0] == "-"
  }
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub struct InitFlags {
  pub package: Option<String>,
  pub package_args: Vec<String>,
  pub dir: Option<String>,
  pub lib: bool,
  pub serve: bool,
  pub empty: bool,
  pub yes: bool,
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub struct InfoFlags {
  pub json: bool,
  pub file: Option<String>,
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub struct InstallFlagsGlobal {
  pub module_urls: Vec<String>,
  pub args: Vec<String>,
  pub name: Option<String>,
  pub root: Option<String>,
  pub force: bool,
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub enum InstallFlags {
  Local(InstallFlagsLocal),
  Global(InstallFlagsGlobal),
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub enum InstallFlagsLocal {
  Add(AddFlags),
  TopLevel(InstallTopLevelFlags),
  Entrypoints(InstallEntrypointsFlags),
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub struct InstallTopLevelFlags {
  pub lockfile_only: bool,
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub struct InstallEntrypointsFlags {
  pub entrypoints: Vec<String>,
  pub lockfile_only: bool,
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub struct JSONReferenceFlags {
  pub json: deno_core::serde_json::Value,
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub struct JupyterFlags {
  pub install: bool,
  pub name: Option<String>,
  pub display: Option<String>,
  pub kernel: bool,
  pub conn_file: Option<String>,
  pub force: bool,
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub struct UninstallFlagsGlobal {
  pub name: String,
  pub root: Option<String>,
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub enum UninstallKind {
  Local(RemoveFlags),
  Global(UninstallFlagsGlobal),
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub struct UninstallFlags {
  pub kind: UninstallKind,
}

#[derive(Clone, Debug, Default, Eq, PartialEq)]
pub struct LintFlags {
  pub files: FileFlags,
  pub rules: bool,
  pub fix: bool,
  pub maybe_rules_tags: Option<Vec<String>>,
  pub maybe_rules_include: Option<Vec<String>>,
  pub maybe_rules_exclude: Option<Vec<String>>,
  pub permit_no_files: bool,
  pub json: bool,
  pub compact: bool,
  pub watch: Option<WatchFlags>,
}

impl LintFlags {
  pub fn is_stdin(&self) -> bool {
    let args = &self.files.include;
    args.len() == 1 && args[0] == "-"
  }
}

#[derive(Clone, Debug, Eq, PartialEq, Default)]
pub struct ReplFlags {
  pub eval_files: Option<Vec<String>>,
  pub eval: Option<String>,
  pub is_default_command: bool,
  pub json: bool,
}

#[derive(Clone, Debug, Eq, PartialEq, Default)]
pub struct RunFlags {
  pub script: String,
  pub watch: Option<WatchFlagsWithPaths>,
  pub bare: bool,
  pub coverage_dir: Option<String>,
  pub print_task_list: bool,
}

impl RunFlags {
  #[cfg(test)]
  pub fn new_default(script: String) -> Self {
    Self {
      script,
      watch: None,
      bare: false,
      coverage_dir: None,
      print_task_list: false,
    }
  }

  pub fn is_stdin(&self) -> bool {
    self.script == "-"
  }
}

#[derive(Clone, Debug, Eq, PartialEq, Default)]
pub enum DenoXShimName {
  #[default]
  Dx,
  Denox,
  Dnx,
  Other(String),
}

impl DenoXShimName {
  pub fn name(&self) -> &str {
    match self {
      Self::Dx => "dx",
      Self::Denox => "denox",
      Self::Dnx => "dnx",
      Self::Other(name) => name,
    }
  }
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub enum XFlagsKind {
  InstallAlias(DenoXShimName),
  Command(XCommandFlags),
  Print,
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub struct XCommandFlags {
  pub yes: bool,
  pub command: String,
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub struct XFlags {
  pub kind: XFlagsKind,
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub struct ServeFlags {
  pub script: String,
  pub watch: Option<WatchFlagsWithPaths>,
  pub port: u16,
  pub host: String,
  pub parallel: bool,
  pub open_site: bool,
}

impl ServeFlags {
  #[cfg(test)]
  pub fn new_default(script: String, port: u16, host: &str) -> Self {
    Self {
      script,
      watch: None,
      port,
      host: host.to_owned(),
      parallel: false,
      open_site: false,
    }
  }
}

pub enum WatchFlagsRef<'a> {
  Watch(&'a WatchFlags),
  WithPaths(&'a WatchFlagsWithPaths),
}

#[derive(Clone, Default, Debug, Eq, PartialEq)]
pub struct WatchFlags {
  pub hmr: bool,
  pub no_clear_screen: bool,
  pub exclude: Vec<String>,
}

#[derive(Clone, Default, Debug, Eq, PartialEq)]
pub struct WatchFlagsWithPaths {
  pub hmr: bool,
  pub paths: Vec<String>,
  pub no_clear_screen: bool,
  pub exclude: Vec<String>,
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub struct TaskFlags {
  pub cwd: Option<String>,
  pub task: Option<String>,
  pub is_run: bool,
  pub recursive: bool,
  pub filter: Option<String>,
  pub eval: bool,
}

#[derive(Clone, Copy, Debug, Default, Eq, PartialEq)]
pub enum TestReporterConfig {
  #[default]
  Pretty,
  Dot,
  Junit,
  Tap,
}

#[derive(Clone, Debug, Default, Eq, PartialEq)]
pub struct TestFlags {
  pub doc: bool,
  pub no_run: bool,
  pub coverage_dir: Option<String>,
  pub coverage_raw_data_only: bool,
  pub clean: bool,
  pub fail_fast: Option<NonZeroUsize>,
  pub files: FileFlags,
  pub parallel: bool,
  pub permit_no_files: bool,
  pub filter: Option<String>,
  pub shuffle: Option<u64>,
  pub trace_leaks: bool,
  pub watch: Option<WatchFlagsWithPaths>,
  pub reporter: TestReporterConfig,
  pub junit_path: Option<String>,
  pub hide_stacktraces: bool,
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub struct UpgradeFlags {
  pub dry_run: bool,
  pub force: bool,
  pub release_candidate: bool,
  pub canary: bool,
  pub version: Option<String>,
  pub output: Option<String>,
  pub version_or_hash_or_channel: Option<String>,
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub struct PublishFlags {
  pub token: Option<String>,
  pub dry_run: bool,
  pub allow_slow_types: bool,
  pub allow_dirty: bool,
  pub no_provenance: bool,
  pub set_version: Option<String>,
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub struct HelpFlags {
  pub help: clap::builder::StyledStr,
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub struct CleanFlags {
  pub except_paths: Vec<String>,
  pub dry_run: bool,
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub struct BundleFlags {
  pub entrypoints: Vec<String>,
  pub output_path: Option<String>,
  pub output_dir: Option<String>,
  pub external: Vec<String>,
  pub format: BundleFormat,
  pub minify: bool,
  pub code_splitting: bool,
  pub inline_imports: bool,
  pub packages: PackageHandling,
  pub sourcemap: Option<SourceMapType>,
  pub platform: BundlePlatform,
  pub watch: bool,
}

#[derive(Clone, Debug, Eq, PartialEq)]
pub enum DenoSubcommand {
  Add(AddFlags),
  Audit(AuditFlags),
  ApproveScripts(ApproveScriptsFlags),
  Remove(RemoveFlags),
  Bench(BenchFlags),
  Bundle(BundleFlags),
  Cache(CacheFlags),
  Check(CheckFlags),
  Clean(CleanFlags),
  Compile(CompileFlags),
  Completions(CompletionsFlags),
  Coverage(CoverageFlags),
  Deploy(DeployFlags),
  Doc(DocFlags),
  Eval(EvalFlags),
  Fmt(FmtFlags),
  Init(InitFlags),
  Info(InfoFlags),
  Install(InstallFlags),
  JSONReference(JSONReferenceFlags),
  Jupyter(JupyterFlags),
  Uninstall(UninstallFlags),
  Lsp,
  Lint(LintFlags),
  Repl(ReplFlags),
  Run(RunFlags),
  Serve(ServeFlags),
  Task(TaskFlags),
  Test(TestFlags),
  Outdated(OutdatedFlags),
  Types,
  Upgrade(UpgradeFlags),
  Vendor,
  Publish(PublishFlags),
  Help(HelpFlags),
  X(XFlags),
}

impl DenoSubcommand {
  pub fn watch_flags(&self) -> Option<WatchFlagsRef<'_>> {
    match self {
      Self::Run(RunFlags {
        watch: Some(flags), ..
      })
      | Self::Test(TestFlags {
        watch: Some(flags), ..
      }) => Some(WatchFlagsRef::WithPaths(flags)),
      Self::Bench(BenchFlags {
        watch: Some(flags), ..
      })
      | Self::Lint(LintFlags {
        watch: Some(flags), ..
      })
      | Self::Fmt(FmtFlags {
        watch: Some(flags), ..
      }) => Some(WatchFlagsRef::Watch(flags)),
      _ => None,
    }
  }
}

#[derive(Clone, Debug, PartialEq, Eq)]
pub enum OutdatedKind {
  Update {
    latest: bool,
    interactive: bool,
    lockfile_only: bool,
  },
  PrintOutdated {
    compatible: bool,
  },
}

#[derive(Clone, Debug, PartialEq, Eq)]
pub struct OutdatedFlags {
  pub filters: Vec<String>,
  pub recursive: bool,
  pub kind: OutdatedKind,
}

#[derive(Clone, Debug, PartialEq, Eq)]
pub struct ApproveScriptsFlags {
  pub lockfile_only: bool,
  pub packages: Vec<String>,
}

impl DenoSubcommand {
  pub fn is_run(&self) -> bool {
    matches!(self, Self::Run(_))
  }

  // Returns `true` if the subcommand depends on testing infrastructure.
  pub fn needs_test(&self) -> bool {
    matches!(
      self,
      Self::Test(_)
        | Self::Jupyter(_)
        | Self::Repl(_)
        | Self::Bench(_)
        | Self::Lint(_)
        | Self::Lsp
    )
  }

  pub fn npm_system_info(&self) -> NpmSystemInfo {
    match self {
      DenoSubcommand::Compile(CompileFlags {
        target: Some(target),
        ..
      }) => {
        // the values of NpmSystemInfo align with the possible values for the
        // `arch` and `platform` fields of Node.js' `process` global:
        // https://nodejs.org/api/process.html
        match target.as_str() {
          "aarch64-apple-darwin" => NpmSystemInfo {
            os: "darwin".into(),
            cpu: "arm64".into(),
          },
          "aarch64-unknown-linux-gnu" => NpmSystemInfo {
            os: "linux".into(),
            cpu: "arm64".into(),
          },
          "x86_64-apple-darwin" => NpmSystemInfo {
            os: "darwin".into(),
            cpu: "x64".into(),
          },
          "x86_64-unknown-linux-gnu" => NpmSystemInfo {
            os: "linux".into(),
            cpu: "x64".into(),
          },
          "x86_64-pc-windows-msvc" => NpmSystemInfo {
            os: "win32".into(),
            cpu: "x64".into(),
          },
          value => {
            log::warn!(
              concat!(
                "Not implemented npm system info for target '{}'. Using current ",
                "system default. This may impact architecture specific dependencies."
              ),
              value,
            );
            NpmSystemInfo::default()
          }
        }
      }
      _ => {
        let arch = std::env::var_os("DENO_INSTALL_ARCH");
        if let Some(var) = arch.as_ref().and_then(|s| s.to_str()) {
          NpmSystemInfo::from_rust(std::env::consts::OS, var)
        } else {
          NpmSystemInfo::default()
        }
      }
    }
  }
}

impl Default for DenoSubcommand {
  fn default() -> DenoSubcommand {
    DenoSubcommand::Repl(ReplFlags {
      eval_files: None,
      eval: None,
      is_default_command: true,
      json: false,
    })
  }
}

#[derive(Debug, Clone, Copy, Eq, PartialEq, Default)]
pub enum TypeCheckMode {
  /// Type-check all modules.
  All,
  /// Skip type-checking of all modules. The default value for "deno run" and
  /// several other subcommands.
  #[default]
  None,
  /// Only type-check local modules. The default value for "deno test" and
  /// several other subcommands.
  Local,
}

impl TypeCheckMode {
  /// Gets if type checking will occur under this mode.
  pub fn is_true(&self) -> bool {
    match self {
      Self::None => false,
      Self::Local | Self::All => true,
    }
  }

  /// Gets the corresponding module `GraphKind` that should be created
  /// for the current `TypeCheckMode`.
  pub fn as_graph_kind(&self) -> GraphKind {
    match self.is_true() {
      true => GraphKind::All,
      false => GraphKind::CodeOnly,
    }
  }
}

fn minutes_duration_or_date_parser(
  s: &str,
) -> Result<NewestDependencyDate, clap::Error> {
  deno_config::parse_minutes_duration_or_date(&sys_traits::impls::RealSys, s)
    .map_err(|e| clap::Error::raw(clap::error::ErrorKind::InvalidValue, e))
}

fn parse_packages_allowed_scripts(s: &str) -> Result<String, AnyError> {
  if !s.starts_with("npm:") {
    bail!(
      "Invalid package for --allow-scripts: '{}'. An 'npm:' specifier is required",
      s
    );
  } else {
    Ok(s.into())
  }
}

/// Parse --inspect-publish-uid from a comma-separated string like "stderr,http".
pub fn parse_inspect_publish_uid(s: &str) -> Result<InspectPublishUid, String> {
  let mut result = InspectPublishUid {
    console: false,
    http: false,
  };
  for part in s.split(',') {
    let part = part.trim();
    match part {
      "stderr" => result.console = true,
      "http" => result.http = true,
      "" => {}
      _ => {
        return Err(format!(
          "--inspect-publish-uid destination can be stderr or http, got '{}'",
          part
        ));
      }
    }
  }
  Ok(result)
}

#[derive(Clone, Debug, Eq, PartialEq, Default)]
pub struct InternalFlags {
  /// Used when the language server is configured with an
  /// explicit cache option.
  pub cache_path: Option<PathBuf>,
  /// Override the path to use for the node_modules directory.
  pub root_node_modules_dir_override: Option<PathBuf>,
  /// Only reads to the lockfile instead of writing to it.
  pub lockfile_skip_write: bool,
}

#[derive(Clone, Debug, Eq, PartialEq, Default)]
pub struct Flags {
  pub initial_cwd: Option<PathBuf>,
  /// Vector of CLI arguments - these are user script arguments, all Deno
  /// specific flags are removed.
  pub argv: Vec<String>,
  pub subcommand: DenoSubcommand,

  pub frozen_lockfile: Option<bool>,
  pub ca_stores: Option<Vec<String>>,
  pub ca_data: Option<CaData>,
  pub cache_blocklist: Vec<String>,
  pub cached_only: bool,
  pub type_check_mode: TypeCheckMode,
  pub config_flag: ConfigFlag,
  pub node_modules_dir: Option<NodeModulesDirMode>,
  pub vendor: Option<bool>,
  pub enable_op_summary_metrics: bool,
  pub enable_testing_features: bool,
  pub ext: Option<String>,
  /// Flags that aren't exposed in the CLI, but are used internally.
  pub internal: InternalFlags,
  pub ignore: Vec<String>,
  pub import_map_path: Option<String>,
  pub env_file: Option<Vec<String>>,
  pub inspect_brk: Option<SocketAddr>,
  pub inspect_wait: Option<SocketAddr>,
  pub inspect: Option<SocketAddr>,
  pub inspect_publish_uid: Option<InspectPublishUid>,
  pub location: Option<Url>,
  pub lock: Option<String>,
  pub log_level: Option<Level>,
  pub minimum_dependency_age: Option<NewestDependencyDate>,
  pub no_remote: bool,
  pub no_lock: bool,
  pub no_npm: bool,
  pub reload: bool,
  pub seed: Option<u64>,
  pub trace_ops: Option<Vec<String>>,
  pub unstable_config: UnstableConfig,
  pub unsafely_ignore_certificate_errors: Option<Vec<String>>,
  pub v8_flags: Vec<String>,
  pub code_cache_enabled: bool,
  pub permissions: PermissionFlags,
  pub allow_scripts: PackagesAllowedScripts,
  pub permission_set: Option<String>,
  pub eszip: bool,
  pub node_conditions: Vec<String>,
  pub preload: Vec<String>,
  pub require: Vec<String>,
  pub tunnel: bool,
}

#[derive(Clone, Debug, Eq, PartialEq, Default, Serialize, Deserialize)]
pub struct PermissionFlags {
  pub allow_all: bool,
  pub allow_env: Option<Vec<String>>,
  pub deny_env: Option<Vec<String>>,
  pub ignore_env: Option<Vec<String>>,
  pub allow_ffi: Option<Vec<String>>,
  pub deny_ffi: Option<Vec<String>>,
  pub allow_net: Option<Vec<String>>,
  pub deny_net: Option<Vec<String>>,
  pub allow_read: Option<Vec<String>>,
  pub deny_read: Option<Vec<String>>,
  pub ignore_read: Option<Vec<String>>,
  pub allow_run: Option<Vec<String>>,
  pub deny_run: Option<Vec<String>>,
  pub allow_sys: Option<Vec<String>>,
  pub deny_sys: Option<Vec<String>>,
  pub allow_write: Option<Vec<String>>,
  pub deny_write: Option<Vec<String>>,
  pub no_prompt: bool,
  pub allow_import: Option<Vec<String>>,
  pub deny_import: Option<Vec<String>>,
}

impl PermissionFlags {
  pub fn has_permission(&self) -> bool {
    self.allow_all
      || self.allow_env.is_some()
      || self.deny_env.is_some()
      || self.ignore_env.is_some()
      || self.allow_ffi.is_some()
      || self.deny_ffi.is_some()
      || self.allow_net.is_some()
      || self.deny_net.is_some()
      || self.allow_read.is_some()
      || self.deny_read.is_some()
      || self.ignore_read.is_some()
      || self.allow_run.is_some()
      || self.deny_run.is_some()
      || self.allow_sys.is_some()
      || self.deny_sys.is_some()
      || self.allow_write.is_some()
      || self.deny_write.is_some()
      || self.allow_import.is_some()
      || self.deny_import.is_some()
  }
}

fn join_paths(allowlist: &[String], d: &str) -> String {
  allowlist
    .iter()
    .map(|path| path.to_string())
    .collect::<Vec<String>>()
    .join(d)
}

impl Flags {
  /// Return list of permission arguments that are equivalent
  /// to the ones used to create `self`.
  pub fn to_permission_args(&self) -> Vec<String> {
    let mut args = vec![];

    if self.permissions.allow_all {
      args.push("--allow-all".to_string());
      return args;
    }

    match &self.permissions.allow_read {
      Some(read_allowlist) if read_allowlist.is_empty() => {
        args.push("--allow-read".to_string());
      }
      Some(read_allowlist) => {
        let s = format!("--allow-read={}", join_paths(read_allowlist, ","));
        args.push(s);
      }
      _ => {}
    }

    match &self.permissions.deny_read {
      Some(read_denylist) if read_denylist.is_empty() => {
        args.push("--deny-read".to_string());
      }
      Some(read_denylist) => {
        let s = format!("--deny-read={}", join_paths(read_denylist, ","));
        args.push(s);
      }
      _ => {}
    }

    match &self.permissions.allow_write {
      Some(write_allowlist) if write_allowlist.is_empty() => {
        args.push("--allow-write".to_string());
      }
      Some(write_allowlist) => {
        let s = format!("--allow-write={}", join_paths(write_allowlist, ","));
        args.push(s);
      }
      _ => {}
    }

    match &self.permissions.deny_write {
      Some(write_denylist) if write_denylist.is_empty() => {
        args.push("--deny-write".to_string());
      }
      Some(write_denylist) => {
        let s = format!("--deny-write={}", join_paths(write_denylist, ","));
        args.push(s);
      }
      _ => {}
    }

    match &self.permissions.allow_net {
      Some(net_allowlist) if net_allowlist.is_empty() => {
        args.push("--allow-net".to_string());
      }
      Some(net_allowlist) => {
        let s = format!("--allow-net={}", net_allowlist.join(","));
        args.push(s);
      }
      _ => {}
    }

    match &self.permissions.deny_net {
      Some(net_denylist) if net_denylist.is_empty() => {
        args.push("--deny-net".to_string());
      }
      Some(net_denylist) => {
        let s = format!("--deny-net={}", net_denylist.join(","));
        args.push(s);
      }
      _ => {}
    }

    match &self.unsafely_ignore_certificate_errors {
      Some(ic_allowlist) if ic_allowlist.is_empty() => {
        args.push("--unsafely-ignore-certificate-errors".to_string());
      }
      Some(ic_allowlist) => {
        let s = format!(
          "--unsafely-ignore-certificate-errors={}",
          ic_allowlist.join(",")
        );
        args.push(s);
      }
      _ => {}
    }

    match &self.permissions.allow_env {
      Some(env_allowlist) if env_allowlist.is_empty() => {
        args.push("--allow-env".to_string());
      }
      Some(env_allowlist) => {
        let s = format!("--allow-env={}", env_allowlist.join(","));
        args.push(s);
      }
      _ => {}
    }

    match &self.permissions.deny_env {
      Some(env_denylist) if env_denylist.is_empty() => {
        args.push("--deny-env".to_string());
      }
      Some(env_denylist) => {
        let s = format!("--deny-env={}", env_denylist.join(","));
        args.push(s);
      }
      _ => {}
    }

    match &self.permissions.ignore_env {
      Some(ignorelist) if ignorelist.is_empty() => {
        args.push("--ignore-env".to_string());
      }
      Some(ignorelist) => {
        let s = format!("--ignore-env={}", ignorelist.join(","));
        args.push(s);
      }
      _ => {}
    }

    match &self.permissions.ignore_read {
      Some(ignorelist) if ignorelist.is_empty() => {
        args.push("--ignore-read".to_string());
      }
      Some(ignorelist) => {
        let s = format!("--ignore-read={}", ignorelist.join(","));
        args.push(s);
      }
      _ => {}
    }

    match &self.permissions.allow_run {
      Some(run_allowlist) if run_allowlist.is_empty() => {
        args.push("--allow-run".to_string());
      }
      Some(run_allowlist) => {
        let s = format!("--allow-run={}", run_allowlist.join(","));
        args.push(s);
      }
      _ => {}
    }

    match &self.permissions.deny_run {
      Some(run_denylist) if run_denylist.is_empty() => {
        args.push("--deny-run".to_string());
      }
      Some(run_denylist) => {
        let s = format!("--deny-run={}", run_denylist.join(","));
        args.push(s);
      }
      _ => {}
    }

    match &self.permissions.allow_sys {
      Some(sys_allowlist) if sys_allowlist.is_empty() => {
        args.push("--allow-sys".to_string());
      }
      Some(sys_allowlist) => {
        let s = format!("--allow-sys={}", sys_allowlist.join(","));
        args.push(s)
      }
      _ => {}
    }

    match &self.permissions.deny_sys {
      Some(sys_denylist) if sys_denylist.is_empty() => {
        args.push("--deny-sys".to_string());
      }
      Some(sys_denylist) => {
        let s = format!("--deny-sys={}", sys_denylist.join(","));
        args.push(s)
      }
      _ => {}
    }

    match &self.permissions.allow_ffi {
      Some(ffi_allowlist) if ffi_allowlist.is_empty() => {
        args.push("--allow-ffi".to_string());
      }
      Some(ffi_allowlist) => {
        let s = format!("--allow-ffi={}", join_paths(ffi_allowlist, ","));
        args.push(s);
      }
      _ => {}
    }

    match &self.permissions.deny_ffi {
      Some(ffi_denylist) if ffi_denylist.is_empty() => {
        args.push("--deny-ffi".to_string());
      }
      Some(ffi_denylist) => {
        let s = format!("--deny-ffi={}", join_paths(ffi_denylist, ","));
        args.push(s);
      }
      _ => {}
    }

    match &self.permissions.allow_import {
      Some(allowlist) if allowlist.is_empty() => {
        args.push("--allow-import".to_string());
      }
      Some(allowlist) => {
        let s = format!("--allow-import={}", allowlist.join(","));
        args.push(s);
      }
      _ => {}
    }

    match &self.permissions.deny_import {
      Some(denylist) if denylist.is_empty() => {
        args.push("--deny-import".to_string());
      }
      Some(denylist) => {
        let s = format!("--deny-import={}", denylist.join(","));
        args.push(s);
      }
      _ => {}
    }

    args
  }

  pub fn no_legacy_abort(&self) -> bool {
    self
      .unstable_config
      .features
      .contains(&String::from("no-legacy-abort"))
  }

  pub fn otel_config(&self) -> OtelConfig {
    let otel_var = |name| match std::env::var(name) {
      Ok(s) if s.eq_ignore_ascii_case("true") => Some(true),
      Ok(s) if s.eq_ignore_ascii_case("false") => Some(false),
      Ok(_) => {
        log::warn!(
          "'{name}' env var value not recognized, only 'true' and 'false' are accepted"
        );
        None
      }
      Err(_) => None,
    };

    let disabled = otel_var("OTEL_SDK_DISABLED").unwrap_or(false);
    let default = !disabled && otel_var("OTEL_DENO").unwrap_or(false);

    let propagators = if default {
      if let Ok(propagators) = std::env::var("OTEL_PROPAGATORS") {
        propagators
          .split(',')
          .filter_map(|p| match p.trim() {
            "tracecontext" => Some(OtelPropagators::TraceContext),
            "baggage" => Some(OtelPropagators::Baggage),
            _ => None,
          })
          .collect()
      } else {
        HashSet::from([OtelPropagators::TraceContext, OtelPropagators::Baggage])
      }
    } else {
      HashSet::default()
    };

    OtelConfig {
      tracing_enabled: !disabled
        && otel_var("OTEL_DENO_TRACING").unwrap_or(default),
      metrics_enabled: !disabled
        && otel_var("OTEL_DENO_METRICS").unwrap_or(default),
      propagators,
      console: match std::env::var("OTEL_DENO_CONSOLE").as_deref() {
        Ok(_) if disabled => OtelConsoleConfig::Ignore,
        Ok("ignore") => OtelConsoleConfig::Ignore,
        Ok("capture") => OtelConsoleConfig::Capture,
        Ok("replace") => OtelConsoleConfig::Replace,
        res => {
          if res.is_ok() {
            log::warn!("'OTEL_DENO_CONSOLE' env var value not recognized, only 'ignore', 'capture', or 'replace' are accepted");
          }
          if default {
            OtelConsoleConfig::Capture
          } else {
            OtelConsoleConfig::Ignore
          }
        }
      },
      deterministic_prefix: std::env::var("DENO_UNSTABLE_OTEL_DETERMINISTIC")
        .as_deref()
        .map(u8::from_str)
        .map(|x| match x {
          Ok(x) => Some(x),
          Err(_) => {
            log::warn!("'DENO_UNSTABLE_OTEL_DETERMINISTIC' env var value not recognized, only integers are accepted");
            None
          }
        })
        .ok()
        .flatten(),
    }
  }

  /// Extract the paths the config file should be discovered from.
  ///
  /// Returns `None` if the config file should not be auto-discovered.
  pub fn config_path_args(&self, current_dir: &Path) -> Option<Vec<PathBuf>> {
    fn resolve_multiple_files(
      files_or_dirs: &[String],
      current_dir: &Path,
    ) -> Vec<PathBuf> {
      let mut seen = HashSet::with_capacity(files_or_dirs.len());
      let result = files_or_dirs
        .iter()
        .filter_map(|p| {
          let path = normalize_path(Cow::Owned(current_dir.join(p)));
          if seen.insert(path.clone()) {
            Some(path.into_owned())
          } else {
            None
          }
        })
        .collect::<Vec<_>>();
      if result.is_empty() {
        vec![current_dir.to_path_buf()]
      } else {
        result
      }
    }

    fn resolve_single_folder_path(
      arg: &str,
      current_dir: &Path,
      maybe_resolve_directory: impl FnOnce(PathBuf) -> Option<PathBuf>,
    ) -> Option<PathBuf> {
      if let Ok(module_specifier) = resolve_url_or_path(arg, current_dir) {
        if module_specifier.scheme() == "file"
          || module_specifier.scheme() == "npm"
        {
          if let Ok(p) = url_to_file_path(&module_specifier) {
            maybe_resolve_directory(p)
          } else {
            Some(current_dir.to_path_buf())
          }
        } else {
          // When the entrypoint doesn't have file: scheme (it's the remote
          // script), then we don't auto discover the config file.
          None
        }
      } else {
        Some(current_dir.to_path_buf())
      }
    }

    use DenoSubcommand::*;
    match &self.subcommand {
      Fmt(FmtFlags { files, .. }) => {
        Some(resolve_multiple_files(&files.include, current_dir))
      }
      Lint(LintFlags { files, .. }) => {
        Some(resolve_multiple_files(&files.include, current_dir))
      }
      Run(RunFlags { script, .. })
      | Compile(CompileFlags {
        source_file: script,
        ..
      }) => resolve_single_folder_path(script, current_dir, |mut p| {
        if p.pop() { Some(p) } else { None }
      })
      .map(|p| vec![p]),
      Task(TaskFlags {
        cwd: Some(path), ..
      }) => {
        // todo(dsherret): Why is this canonicalized? Document why.
        // attempt to resolve the config file from the task subcommand's
        // `--cwd` when specified
        match canonicalize_path(Path::new(path)) {
          Ok(path) => Some(vec![path]),
          Err(_) => Some(vec![current_dir.to_path_buf()]),
        }
      }
      Cache(CacheFlags { files, .. })
      | Install(InstallFlags::Local(InstallFlagsLocal::Entrypoints(
        InstallEntrypointsFlags {
          entrypoints: files, ..
        },
      ))) => Some(vec![
        files
          .iter()
          .filter_map(|file| {
            resolve_single_folder_path(file, current_dir, |mut p| {
              if p.is_dir() {
                return Some(p);
              }
              if p.pop() { Some(p) } else { None }
            })
          })
          .next()
          .unwrap_or_else(|| current_dir.to_path_buf()),
      ]),
      _ => Some(vec![current_dir.to_path_buf()]),
    }
  }

  pub fn has_permission(&self) -> bool {
    self.permissions.has_permission()
  }

  pub fn has_permission_in_argv(&self) -> bool {
    self.argv.iter().any(|arg| {
      arg == "--allow-all"
        || arg.starts_with("--allow-env")
        || arg.starts_with("--deny-env")
        || arg.starts_with("--allow-ffi")
        || arg.starts_with("--deny-ffi")
        || arg.starts_with("--allow-net")
        || arg.starts_with("--deny-net")
        || arg.starts_with("--allow-read")
        || arg.starts_with("--deny-read")
        || arg.starts_with("--allow-run")
        || arg.starts_with("--deny-run")
        || arg.starts_with("--allow-sys")
        || arg.starts_with("--deny-sys")
        || arg.starts_with("--allow-write")
        || arg.starts_with("--deny-write")
    })
  }

  #[inline(always)]
  fn allow_all(&mut self) {
    self.permissions.allow_all = true;
    self.permissions.allow_read = None;
    self.permissions.allow_env = None;
    self.permissions.allow_net = None;
    self.permissions.allow_run = None;
    self.permissions.allow_write = None;
    self.permissions.allow_sys = None;
    self.permissions.allow_ffi = None;
    self.permissions.allow_import = None;
  }

  pub fn resolve_watch_exclude_set(
    &self,
  ) -> Result<PathOrPatternSet, AnyError> {
    match self.subcommand.watch_flags() {
      Some(WatchFlagsRef::WithPaths(WatchFlagsWithPaths {
        exclude: excluded_paths,
        ..
      }))
      | Some(WatchFlagsRef::Watch(WatchFlags {
        exclude: excluded_paths,
        ..
      })) => {
        let cwd = std::env::current_dir()?;
        PathOrPatternSet::from_exclude_relative_path_or_patterns(
          &cwd,
          excluded_paths,
        )
        .context("Failed resolving watch exclude patterns.")
      }
      _ => Ok(PathOrPatternSet::default()),
    }
  }
}

#[derive(Serialize)]
struct EnvVar {
  name: &'static str,
  description: &'static str,
  example: Option<&'static str>,
}

static ENV_VARS: &[EnvVar] = &[
  EnvVar {
    name: "DENO_AUTH_TOKENS",
    description: "A semi-colon separated list of bearer tokens and hostnames\nto use when fetching remote modules from private repositories",
    example: Some(r#"(e.g. "abcde12345@deno.land;54321edcba@github.com")"#),
  },
  EnvVar {
    name: "DENO_CACHE_DB_MODE",
    description: "Controls whether Web cache should use disk based or in-memory database.",
    example: None,
  },
  EnvVar {
    name: "DENO_CERT",
    description: "Load certificate authorities from PEM encoded file.",
    example: None,
  },
  EnvVar {
    name: "DENO_COMPAT",
    description: "Enable Node.js compatibility mode - extensionless imports, built-in\nNode.js modules, CommonJS detection and more.",
    example: None,
  },
  EnvVar {
    name: "DENO_DIR",
    description: "Set the cache directory",
    example: None,
  },
  EnvVar {
    name: "DENO_INSTALL_ROOT",
    description: "Set deno install's output directory",
    example: Some("(defaults to $HOME/.deno/bin)"),
  },
  EnvVar {
    name: "DENO_KV_DB_MODE",
    description: "Controls whether Deno.openKv() API should use disk based or in-memory\ndatabase.",
    example: None,
  },
  EnvVar {
    name: "DENO_KV_DEFAULT_PATH",
    description: "Set the default path for Deno.openKv() when no path is provided.",
    example: None,
  },
  EnvVar {
    name: "DENO_KV_PATH_PREFIX",
    description: "Set a prefix to be added to all Deno.openKv() paths.",
    example: None,
  },
  EnvVar {
    name: "DENO_EMIT_CACHE_MODE",
    description: "Control if the transpiled sources should be cached.",
    example: None,
  },
  EnvVar {
    name: "DENO_NO_PACKAGE_JSON",
    description: "Disables auto-resolution of package.json.",
    example: None,
  },
  EnvVar {
    name: "DENO_NO_UPDATE_CHECK",
    description: "Set to disable checking if a newer Deno version is available",
    example: None,
  },
  EnvVar {
    name: "DENO_SERVE_ADDRESS",
    description: "Override address for Deno.serve",
    example: Some(
      r#"("tcp:0.0.0.0:8080", "unix:/tmp/deno.sock", or "vsock:1234:5678")"#,
    ),
  },
  EnvVar {
    name: "DENO_AUTO_SERVE",
    description: "If the entrypoint contains export default { fetch }, `deno run`\nbehaves like `deno serve`.",
    example: None,
  },
  EnvVar {
    name: "DENO_TLS_CA_STORE",
    description: cstr!(
      "Comma-separated list of order dependent certificate stores.\nPossible values: \"system\", \"mozilla\" <p(245)>(defaults to \"mozilla\")</>"
    ),
    example: None,
  },
  EnvVar {
    name: "DENO_TRACE_PERMISSIONS",
    description: "Environmental variable to enable stack traces in permission prompts.",
    example: None,
  },
  EnvVar {
    name: "DENO_USE_CGROUPS",
    description: "Use cgroups to determine V8 memory limit.",
    example: None,
  },
  EnvVar {
    name: "FORCE_COLOR",
    description: "Set force color output even if stdout isn't a tty.",
    example: None,
  },
  EnvVar {
    name: "HTTP_PROXY",
    description: "Proxy address for HTTP requests.",
    example: Some("(module downloads, fetch)"),
  },
  EnvVar {
    name: "HTTPS_PROXY",
    description: "Proxy address for HTTPS requests.",
    example: Some("(module downloads, fetch)"),
  },
  EnvVar {
    name: "NO_COLOR",
    description: "Set to disable color.",
    example: None,
  },
  EnvVar {
    name: "NO_PROXY",
    description: "Comma-separated list of hosts which do not use a proxy.",
    example: Some("(module downloads, fetch)"),
  },
  EnvVar {
    name: "NPM_CONFIG_REGISTRY",
    description: "URL to use for the npm registry.",
    example: None,
  },
  EnvVar {
    name: "DENO_TRUST_PROXY_HEADERS",
    description: "If specified, removes X-deno-client-address header when serving HTTP.",
    example: None,
  },
  EnvVar {
    name: "DENO_USR2_MEMORY_TRIM",
    description: "If specified, listen for SIGUSR2 signal to try and free memory (Linux only).",
    example: None,
  },
];

static ENV_VARIABLES_HELP: LazyLock<String> = LazyLock::new(|| {
  let mut out = cstr!(
    r#"<y>Environment variables:</>
<y>Docs:</> <c>https://docs.deno.com/go/env-vars</>

"#
  )
  .to_string();

  let longest = ENV_VARS.iter().map(|var| var.name.len()).max().unwrap() + 1;

  out.push_str(
    &ENV_VARS
      .iter()
      .map(|var| {
        let mut output = color_print::cformat!(
          "  <g>{}</>{}{}",
          var.name,
          " ".repeat(longest - var.name.len()),
          var
            .description
            .replace("\n", &format!("\n  {}", " ".repeat(longest)))
        );
        if let Some(example) = var.example {
          output.push_str(&color_print::cformat!(
            "\n  {}<p(245)>{}</>",
            " ".repeat(longest + 1),
            example
          ));
        }
        output
      })
      .collect::<Vec<_>>()
      .join("\n"),
  );

  out
});

static DENO_HELP: &str = cstr!(
  "Deno: <g>A modern JavaScript and TypeScript runtime</>

<p(245)>Usage:</> <g>{usage}</>

<y>Commands:</>
  <y>Execution:</>
    <g>run</>          Run a JavaScript or TypeScript program, or a task
                  <p(245)>deno run main.ts  |  deno run --allow-net=google.com main.ts  |  deno main.ts</>
    <g>serve</>        Run a server
                  <p(245)>deno serve main.ts</>
    <g>task</>         Run a task defined in the configuration file
                  <p(245)>deno task dev</>
    <g>repl</>         Start an interactive Read-Eval-Print Loop (REPL) for Deno
    <g>eval</>         Evaluate a script from the command line

  <y>Dependency management:</>
    <g>add</>          Add dependencies
                  <p(245)>deno add jsr:@std/assert  |  deno add npm:express</>
    <g>install</>      Installs dependencies either in the local project or globally to a bin directory
    <g>uninstall</>    Uninstalls a dependency or an executable script in the installation root's bin directory
    <g>outdated</>     Find and update outdated dependencies
    <g>approve-scripts</> Approve npm lifecycle scripts
    <g>remove</>       Remove dependencies from the configuration file

  <y>Tooling:</>
    <g>bench</>        Run benchmarks
                  <p(245)>deno bench bench.ts</>
    <g>check</>        Type-check the dependencies
    <g>clean</>        Remove the cache directory
    <g>compile</>      Compile the script into a self contained executable
                  <p(245)>deno compile main.ts  |  deno compile --target=x86_64-unknown-linux-gnu</>
    <g>coverage</>     Print coverage reports
    <g>deploy</>       Manage and publish applications with Deno Deploy
    <g>doc</>          Generate and show documentation for a module or built-ins
                  <p(245)>deno doc  |  deno doc --json  |  deno doc --html mod.ts</>
    <g>fmt</>          Format source files
                  <p(245)>deno fmt  |  deno fmt main.ts</>
    <g>info</>         Show info about cache or info related to source file
    <g>jupyter</>      Deno kernel for Jupyter notebooks
    <g>lint</>         Lint source files
    <g>init</>         Initialize a new project
    <g>test</>         Run tests
                  <p(245)>deno test  |  deno test test.ts</>
    <g>publish</>      Publish the current working directory's package or workspace
    <g>upgrade</>      Upgrade deno executable to given version
                  <p(245)>deno upgrade  |  deno upgrade 1.45.0  |  deno upgrade canary</>
{after-help}

<y>Docs:</> https://docs.deno.com
<y>Standard Library:</> https://jsr.io/@std
<y>Bugs:</> https://github.com/denoland/deno/issues
<y>Discord:</> https://discord.gg/deno
");

pub fn flags_from_vec(args: Vec<OsString>) -> clap::error::Result<Flags> {
  flags_from_vec_with_initial_cwd(args, None)
}

/// Main entry point for parsing deno's command line flags.
pub fn flags_from_vec_with_initial_cwd(
  args: Vec<OsString>,
  initial_cwd: Option<PathBuf>,
) -> clap::error::Result<Flags> {
  let args = if !args.is_empty()
    && (args[0].as_encoded_bytes().ends_with(b"dx")
      || args[0].as_encoded_bytes().ends_with(b"denox")
      || args[0].as_encoded_bytes().ends_with(b"dnx"))
  {
    let mut new_args = Vec::with_capacity(args.len() + 1);
    new_args.push(args[0].clone());
    new_args.push(OsString::from("x"));
    if args.len() >= 2 {
      new_args.extend(args.into_iter().skip(1));
    }
    new_args
  } else {
    args
  };
  let mut app = clap_root();
  let mut matches =
    app
      .try_get_matches_from_mut(&args)
      .map_err(|mut e| match e.kind() {
        ErrorKind::MissingRequiredArgument => {
          if let Some(clap::error::ContextValue::Strings(s)) =
            e.get(clap::error::ContextKind::InvalidArg)
            && s.len() == 1
            && s[0] == "--global"
            && args.iter().any(|arg| arg == "install")
          {
            e.insert(
              clap::error::ContextKind::Usage,
              clap::error::ContextValue::StyledStr(
                "Note: Permission flags can only be used in a global setting"
                  .into(),
              ),
            );
          }

          e
        }
        _ => e,
      })?;

  let mut flags = Flags {
    initial_cwd,
    ..Default::default()
  };

  // to pass all flags, even help
  if matches.subcommand_matches("deploy").is_some() {
    deploy_parse(
      &mut flags,
      &mut matches.remove_subcommand().unwrap().1,
      false,
    )?;
    return Ok(flags);
  } else if matches.subcommand_matches("sandbox").is_some() {
    deploy_parse(
      &mut flags,
      &mut matches.remove_subcommand().unwrap().1,
      true,
    )?;
    return Ok(flags);
  }

  if matches.get_flag("quiet") {
    flags.log_level = Some(Level::Error);
  } else if let Some(log_level) = matches.get_one::<String>("log-level") {
    flags.log_level = match log_level.as_str() {
      "trace" => Some(Level::Trace),
      "debug" => Some(Level::Debug),
      "info" => Some(Level::Info),
      _ => unreachable!(),
    };
  }

  if let Some(help_expansion) = matches.get_one::<String>("help").cloned() {
    let mut subcommand = match matches.remove_subcommand() {
      Some((sub, _)) => app.find_subcommand(sub).unwrap().clone(),
      _ => app,
    };

    if help_expansion == "full" {
      subcommand = enable_full(subcommand);
    } else if help_expansion == "unstable"
      && subcommand
        .get_arguments()
        .any(|arg| arg.get_id().as_str() == "unstable")
    {
      subcommand = enable_unstable(subcommand);
    }

    help_parse(&mut flags, subcommand);
    return Ok(flags);
  } else if matches.contains_id("help") {
    let subcommand = match matches.remove_subcommand() {
      Some((sub, _)) => app.find_subcommand(sub).unwrap().clone(),
      _ => app,
    };

    help_parse(&mut flags, subcommand);
    return Ok(flags);
  } else if let Some(help_subcommand_matches) =
    matches.subcommand_matches("help")
  {
    app.build();
    let subcommand =
      if let Some(sub) = help_subcommand_matches.subcommand_name() {
        app.find_subcommand(sub).unwrap().clone()
      } else {
        app
      };

    if subcommand.get_name() == "deploy" {
      flags.argv = vec![String::from("--help")];
      flags.permissions.allow_all = true;
      flags.subcommand = DenoSubcommand::Deploy(DeployFlags::default());
      return Ok(flags);
    } else if subcommand.get_name() == "sandbox" {
      flags.argv = vec![String::from("--help")];
      flags.permissions.allow_all = true;
      flags.subcommand = DenoSubcommand::Deploy(DeployFlags { sandbox: true });
      return Ok(flags);
    }

    help_parse(&mut flags, subcommand);

    return Ok(flags);
  }

  match matches.remove_subcommand() {
    Some((subcommand, mut m)) => {
      let pre_subcommand_arg = app
        .get_arguments()
        .filter(|arg| !arg.is_global_set())
        .find(|arg| {
          matches
            .value_source(arg.get_id().as_str())
            .is_some_and(|value| {
              value == clap::parser::ValueSource::CommandLine
            })
        })
        .map(|arg| {
          format!(
            "--{}",
            arg.get_long().unwrap_or_else(|| arg.get_id().as_str())
          )
        });

      if let Some(arg) = pre_subcommand_arg {
        let usage =
          app.find_subcommand_mut(&subcommand).unwrap().render_usage();

        let mut err =
          clap::error::Error::new(ErrorKind::UnknownArgument).with_cmd(&app);
        err.insert(
          clap::error::ContextKind::InvalidArg,
          clap::error::ContextValue::String(arg.clone()),
        );

        let valid = app.get_styles().get_valid();

        let styled_suggestion = clap::builder::StyledStr::from(format!(
          "'{}{subcommand} {arg}{}' exists",
          valid.render(),
          valid.render_reset()
        ));

        err.insert(
          clap::error::ContextKind::Suggested,
          clap::error::ContextValue::StyledStrs(vec![styled_suggestion]),
        );
        err.insert(
          clap::error::ContextKind::Usage,
          clap::error::ContextValue::StyledStr(usage),
        );

        return Err(err);
      }

      match subcommand.as_str() {
        "add" => add_parse(&mut flags, &mut m)?,
        "audit" => audit_parse(&mut flags, &mut m)?,
        "approve-scripts" => approve_scripts_parse(&mut flags, &mut m)?,
        "remove" => remove_parse(&mut flags, &mut m),
        "bench" => bench_parse(&mut flags, &mut m)?,
        "bundle" => bundle_parse(&mut flags, &mut m)?,
        "cache" => cache_parse(&mut flags, &mut m)?,
        "check" => check_parse(&mut flags, &mut m)?,
        "clean" => clean_parse(&mut flags, &mut m),
        "compile" => compile_parse(&mut flags, &mut m)?,
        "completions" => completions_parse(&mut flags, &mut m, app),
        "coverage" => coverage_parse(&mut flags, &mut m)?,
        "doc" => doc_parse(&mut flags, &mut m)?,
        "eval" => eval_parse(&mut flags, &mut m)?,
        "fmt" => fmt_parse(&mut flags, &mut m)?,
        "init" => init_parse(&mut flags, &mut m)?,
        "info" => info_parse(&mut flags, &mut m)?,
        "install" => install_parse(&mut flags, &mut m, app)?,
        "json_reference" => json_reference_parse(&mut flags, &mut m, app),
        "jupyter" => jupyter_parse(&mut flags, &mut m),
        "lint" => lint_parse(&mut flags, &mut m)?,
        "lsp" => lsp_parse(&mut flags, &mut m),
        "outdated" => outdated_parse(&mut flags, &mut m, false)?,
        "repl" => repl_parse(&mut flags, &mut m)?,
        "run" => run_parse(&mut flags, &mut m, app, false)?,
        "serve" => serve_parse(&mut flags, &mut m, app)?,
        "task" => task_parse(&mut flags, &mut m, app)?,
        "test" => test_parse(&mut flags, &mut m)?,
        "types" => types_parse(&mut flags, &mut m),
        "uninstall" => uninstall_parse(&mut flags, &mut m),
        "update" => outdated_parse(&mut flags, &mut m, true)?,
        "upgrade" => upgrade_parse(&mut flags, &mut m),
        "vendor" => vendor_parse(&mut flags, &mut m),
        "publish" => publish_parse(&mut flags, &mut m)?,
        "x" => x_parse(&mut flags, &mut m)?,
        _ => unreachable!(),
      }
    }
    _ => {
      let has_non_globals = app
        .get_arguments()
        .filter(|arg| !arg.is_global_set())
        .any(|arg| {
          matches
            .value_source(arg.get_id().as_str())
            .is_some_and(|value| {
              value != clap::parser::ValueSource::DefaultValue
            })
        });

      if has_non_globals || matches.contains_id("script_arg") {
        run_parse(&mut flags, &mut matches, app, true)?;
      } else {
        handle_repl_flags(
          &mut flags,
          ReplFlags {
            eval_files: None,
            eval: None,
            is_default_command: true,
            json: false,
          },
        )
      }
    }
  }

  apply_node_options(&mut flags);

  Ok(flags)
}

fn enable_unstable(command: Command) -> Command {
  command
    .mut_arg("unstable", |arg| {
      let new_help = arg
        .get_help()
        .unwrap()
        .to_string()
        .split_once("\n")
        .unwrap()
        .0
        .to_string();
      arg.help_heading(UNSTABLE_HEADING).help(new_help)
    })
    .mut_args(|arg| {
      // long_help here is being used as a metadata, see unstable args definition
      if arg.get_help_heading() == Some(UNSTABLE_HEADING)
        && arg.get_long_help().is_some()
      {
        arg.hide(false)
      } else {
        arg
      }
    })
}

fn enable_full(command: Command) -> Command {
  command.mut_args(|arg| {
    let long_help = arg.get_long_help();
    if long_help.is_none_or(|s| s.to_string() != "false") {
      arg.hide(false)
    } else {
      arg
    }
  })
}

macro_rules! heading {
    ($($name:ident = $title:expr),+; $total:literal) => {
      $(const $name: &str = $title;)+
      const HEADING_ORDER: [&str; $total] = [$($name),+];
    };
}

heading! {
  // subcommand flags headings
  DOC_HEADING = "Documentation options",
  FMT_HEADING = "Formatting options",
  COMPILE_HEADING = "Compile options",
  LINT_HEADING = "Linting options",
  TEST_HEADING = "Testing options",
  UPGRADE_HEADING = "Upgrade options",
  PUBLISH_HEADING = "Publishing options",

  // categorized flags headings
  TYPE_CHECKING_HEADING = "Type checking options",
  FILE_WATCHING_HEADING = "File watching options",
  DEBUGGING_HEADING = "Debugging options",
  DEPENDENCY_MANAGEMENT_HEADING = "Dependency management options",

  UNSTABLE_HEADING = "Unstable options";
  12
}

fn help_parse(flags: &mut Flags, mut subcommand: Command) {
  let mut args = subcommand
    .get_arguments()
    .map(|arg| {
      (
        arg.get_id().as_str().to_string(),
        arg.get_help_heading().map(|h| h.to_string()),
      )
    })
    .collect::<Vec<_>>();
  args.sort_by(|a, b| {
    a.1
      .as_ref()
      .map(|heading| HEADING_ORDER.iter().position(|h| h == heading))
      .cmp(
        &b.1
          .as_ref()
          .map(|heading| HEADING_ORDER.iter().position(|h| h == heading)),
      )
      .then(a.0.cmp(&b.0))
  });

  for (mut i, (arg, heading)) in args.into_iter().enumerate() {
    if let Some(heading) = heading {
      let heading_i = HEADING_ORDER.iter().position(|h| h == &heading).unwrap();
      i += heading_i * 100;
    }

    subcommand = subcommand.mut_arg(arg, |arg| arg.display_order(i));
  }

  flags.subcommand = DenoSubcommand::Help(HelpFlags {
    help: subcommand.render_help(),
  });
}

// copied from clap, https://github.com/clap-rs/clap/blob/4e1a565b8adb4f2ad74a9631565574767fdc37ae/clap_builder/src/parser/features/suggestions.rs#L11-L26
pub fn did_you_mean<T, I>(v: &str, possible_values: I) -> Vec<String>
where
  T: AsRef<str>,
  I: IntoIterator<Item = T>,
{
  let mut candidates: Vec<(f64, String)> = possible_values
    .into_iter()
    // GH #4660: using `jaro` because `jaro_winkler` implementation in `strsim-rs` is wrong
    // causing strings with common prefix >=10 to be considered perfectly similar
    .map(|pv| (strsim::jaro(v, pv.as_ref()), pv.as_ref().to_owned()))
    // Confidence of 0.7 so that bar -> baz is suggested
    .filter(|(confidence, _)| *confidence > 0.8)
    .collect();
  candidates
    .sort_by(|a, b| a.0.partial_cmp(&b.0).unwrap_or(std::cmp::Ordering::Equal));
  candidates.into_iter().map(|(_, pv)| pv).collect()
}

fn handle_repl_flags(flags: &mut Flags, repl_flags: ReplFlags) {
  // If user runs just `deno` binary we enter REPL and allow all permissions.
  if repl_flags.is_default_command {
    flags.allow_all();
  }
  flags.subcommand = DenoSubcommand::Repl(repl_flags);
}

pub fn clap_root() -> Command {
  debug_assert_eq!(DENO_VERSION_INFO.typescript, deno_snapshots::TS_VERSION);
  let long_version = format!(
    "{} ({}, {}, {})\nv8 {}\ntypescript {}",
    DENO_VERSION_INFO.deno,
    DENO_VERSION_INFO.release_channel.name(),
    env!("PROFILE"),
    env!("TARGET"),
    deno_core::v8::VERSION_STRING,
    DENO_VERSION_INFO.typescript
  );

  run_args(Command::new("deno"), true)
    .with_unstable_args(UnstableArgsConfig::ResolutionAndRuntime)
    .next_line_help(false)
    .bin_name("deno")
    .styles(
      clap::builder::Styles::styled()
        .header(AnsiColor::Yellow.on_default())
        .usage(AnsiColor::White.on_default())
        .literal(AnsiColor::Green.on_default())
        .placeholder(AnsiColor::Green.on_default()),
    )
    .color(ColorChoice::Auto)
    .term_width(800)
    .version(DENO_VERSION_INFO.deno)
    .long_version(long_version)
    .disable_version_flag(true)
    .disable_help_flag(true)
    .disable_help_subcommand(true)
    .arg(
      Arg::new("help")
        .short('h')
        .long("help")
        .action(ArgAction::Append)
        .num_args(0..=1)
        .require_equals(true)
        .value_name("CONTEXT")
        .value_parser(["unstable", "full"])
        .global(true),
    )
    .arg(
      Arg::new("version")
        .short('V')
        .short_alias('v')
        .long("version")
        .action(ArgAction::Version)
        .help("Print version"),
    )
    .arg(
      Arg::new("log-level")
        .short('L')
        .long("log-level")
        .help("Set log level")
        .hide(true)
        .value_parser(["trace", "debug", "info"])
        .global(true),
    )
    .arg(
      Arg::new("quiet")
        .short('q')
        .long("quiet")
        .help("Suppress diagnostic output")
        .action(ArgAction::SetTrue)
        .global(true),
    )
    .subcommand(run_subcommand())
    .subcommand(serve_subcommand())
    .defer(|cmd| {
      let cmd = cmd
        .subcommand(add_subcommand())
        .subcommand(audit_subcommand())
        .subcommand(remove_subcommand())
        .subcommand(bench_subcommand())
        .subcommand(bundle_subcommand())
        .subcommand(cache_subcommand())
        .subcommand(check_subcommand())
        .subcommand(clean_subcommand())
        .subcommand(compile_subcommand())
        .subcommand(completions_subcommand())
        .subcommand(coverage_subcommand())
        .subcommand(doc_subcommand())
        .subcommand(deploy_subcommand())
        .subcommand(sandbox_subcommand())
        .subcommand(eval_subcommand())
        .subcommand(fmt_subcommand())
        .subcommand(init_subcommand())
        .subcommand(info_subcommand())
        .subcommand(install_subcommand())
        .subcommand(json_reference_subcommand())
        .subcommand(jupyter_subcommand())
        .subcommand(approve_scripts_subcommand())
        .subcommand(uninstall_subcommand())
        .subcommand(outdated_subcommand())
        .subcommand(lsp_subcommand())
        .subcommand(lint_subcommand())
        .subcommand(publish_subcommand())
        .subcommand(repl_subcommand())
        .subcommand(task_subcommand())
        .subcommand(test_subcommand())
        .subcommand(types_subcommand())
        .subcommand(update_subcommand())
        .subcommand(upgrade_subcommand())
        .subcommand(vendor_subcommand())
        .subcommand(x_subcommand());

      let help = help_subcommand(&cmd);
      cmd.subcommand(help)
    })
    .help_template(DENO_HELP)
    .after_help(&*ENV_VARIABLES_HELP)
    .next_line_help(false)
}

#[inline(always)]
fn command(
  name: &'static str,
  about: impl clap::builder::IntoResettable<clap::builder::StyledStr>,
  unstable_args_config: UnstableArgsConfig,
) -> Command {
  Command::new(name)
    .about(about)
    .with_unstable_args(unstable_args_config)
}

fn help_subcommand(app: &Command) -> Command {
  command("help", None, UnstableArgsConfig::None)
    .disable_version_flag(true)
    .disable_help_subcommand(true)
    .subcommands(app.get_subcommands().map(|command| {
      Command::new(command.get_name().to_owned())
        .disable_help_flag(true)
        .disable_version_flag(true)
    }))
}

fn add_dev_arg() -> Arg {
  Arg::new("dev")
    .long("dev")
    .short('D')
    .help("Add the package as a dev dependency. Note: This only applies when adding to a `package.json` file.")
    .action(ArgAction::SetTrue)
}

fn add_subcommand() -> Command {
  command(
    "add",
    cstr!(
      "Add dependencies to your configuration file.
  <p(245)>deno add jsr:@std/path</>

You can also add npm packages:
  <p(245)>deno add npm:react</>

Or multiple dependencies at once:
  <p(245)>deno add jsr:@std/path jsr:@std/assert npm:chalk</>"
    ),
    UnstableArgsConfig::None,
  )
  .defer(|cmd| {
    cmd
      .arg(
        Arg::new("packages")
          .help("List of packages to add")
          .required_unless_present("help")
          .num_args(1..)
          .action(ArgAction::Append),
      )
      .arg(add_dev_arg())
      .arg(allow_scripts_arg())
      .args(lock_args())
      .arg(lockfile_only_arg())
      .args(default_registry_args())
  })
}

fn approve_scripts_subcommand() -> Command {
  command(
    "approve-scripts",
    cstr!("Approve npm lifecycle scripts for installed dependencies."),
    UnstableArgsConfig::None,
  )
  .alias("approve-builds")
  .defer(|cmd| {
    cmd.arg(
      Arg::new("packages")
        .help("Packages to approve (npm specifiers). When omitted, you will be prompted to select from installed packages with lifecycle scripts.")
        .num_args(0..)
        .action(ArgAction::Append),
    )
    .arg(lockfile_only_arg())
  })
}

fn approve_scripts_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) -> clap::error::Result<()> {
  flags.subcommand = DenoSubcommand::ApproveScripts(ApproveScriptsFlags {
    packages: matches
      .remove_many::<String>("packages")
      .map(|values| {
        values
          .flat_map(flat_escape_split_commas)
          .collect::<Result<Vec<_>, _>>()
      })
      .transpose()?
      .unwrap_or_default(),
    lockfile_only: matches.get_flag("lockfile-only"),
  });
  Ok(())
}

fn audit_subcommand() -> Command {
  command(
    "audit",
    cstr!(
      "Audit currently installed dependencies.
  <p(245)>deno audit</>

Show only high and critical severity vulnerabilities
  <p(245)>deno audit --level=high</>

Check against socket.dev vulnerability database
  <p(245)>deno audit --socket</>

Don't error if the audit data can't be retrieved from the registry
  <p(245)>deno audit --ignore-registry-errors</>"
    ),
    UnstableArgsConfig::None,
  )
  .defer(|cmd| {
    cmd
      .args(lock_args())
      .arg(
        Arg::new("level")
          .long("level")
          .alias("audit-level")
          .alias("severity")
          .help("Only show advisories with severity greater or equal to the one specified")
          .value_parser([
            "low",
            "moderate",
            "high",
            "critical",
          ]),
      )
      .arg(
        Arg::new("ignore-unfixable")
          .long("ignore-unfixable")
          .help("Ignore advisories that don't have any actions to resolve them")
          .action(ArgAction::SetTrue)
      )
      .arg(
        Arg::new("socket")
          .long("socket")
          .help("Check against socket.dev vulnerability database")
          .action(ArgAction::SetTrue)
      )
      .arg(
        Arg::new("ignore-registry-errors")
          .long("ignore-registry-errors")
          .help("Return exit code 0 if remote service(s) responds with an error.")
          .action(ArgAction::SetTrue)
      )
  })
}

fn default_registry_args() -> [Arg; 2] {
  [
    Arg::new("npm")
      .long("npm")
      .help("assume unprefixed package names are npm packages")
      .action(ArgAction::SetTrue)
      .conflicts_with("jsr"),
    Arg::new("jsr")
      .long("jsr")
      .help("assume unprefixed package names are jsr packages")
      .action(ArgAction::SetTrue)
      .conflicts_with("npm"),
  ]
}

fn remove_subcommand() -> Command {
  command(
    "remove",
    cstr!(
      "Remove dependencies from the configuration file.
  <p(245)>deno remove @std/path</>

You can remove multiple dependencies at once:
  <p(245)>deno remove @std/path @std/assert</>
"
    ),
    UnstableArgsConfig::None,
  )
  .defer(|cmd| {
    cmd
      .arg(
        Arg::new("packages")
          .help("List of packages to remove")
          .required_unless_present("help")
          .num_args(1..)
          .action(ArgAction::Append),
      )
      .args(lock_args())
      .arg(lockfile_only_arg())
  })
}

fn bench_subcommand() -> Command {
  command(
    "bench",
    cstr!("Run benchmarks using Deno's built-in bench tool.

Evaluate the given files, run all benches declared with 'Deno.bench()' and report results to standard output:
  <p(245)>deno bench src/fetch_bench.ts src/signal_bench.ts</>

If you specify a directory instead of a file, the path is expanded to all contained files matching the glob <c>{*_,*.,}bench.{js,mjs,ts,mts,jsx,tsx}</>:
  <p(245)>deno bench src/</>

<y>Read more:</> <c>https://docs.deno.com/go/bench</>"),
    UnstableArgsConfig::ResolutionAndRuntime,
  )
  .defer(|cmd| {
    runtime_args(cmd, true, false, true)
      .arg(check_arg(true))
      .arg(
        Arg::new("json")
          .long("json")
          .action(ArgAction::SetTrue)
          .help("UNSTABLE: Output benchmark result in JSON format"),
      )
      .arg(
        Arg::new("ignore")
          .long("ignore")
          .num_args(1..)
          .action(ArgAction::Append)
          .require_equals(true)
          .help("Ignore files"),
      )
      .arg(
        Arg::new("filter")
          .long("filter")
          .allow_hyphen_values(true)
          .help(
          "Run benchmarks with this string or regexp pattern in the bench name",
        ),
      )
      .arg(
        Arg::new("files")
          .help("List of file names to run")
          .num_args(..)
          .action(ArgAction::Append),
      )
      .arg(
        Arg::new("no-run")
          .long("no-run")
          .help("Cache bench modules, but don't run benchmarks")
          .action(ArgAction::SetTrue),
      )
      .arg(permit_no_files_arg())
      .arg(watch_arg(false))
      .arg(watch_exclude_arg())
      .arg(no_clear_screen_arg())
      .arg(script_arg().last(true))
      .arg(env_file_arg())
      .arg(executable_ext_arg())
  })
}

fn bundle_subcommand() -> Command {
  fn format_parser(s: &str) -> Result<BundleFormat, clap::Error> {
    match s {
      "esm" => Ok(BundleFormat::Esm),
      "cjs" => Ok(BundleFormat::Cjs),
      "iife" => Ok(BundleFormat::Iife),
      _ => Err(clap::Error::new(clap::error::ErrorKind::InvalidValue)),
    }
  }
  fn packages_parser(s: &str) -> Result<PackageHandling, clap::Error> {
    match s {
      "bundle" => Ok(PackageHandling::Bundle),
      "external" => Ok(PackageHandling::External),
      _ => Err(clap::Error::new(clap::error::ErrorKind::InvalidValue)),
    }
  }
  fn platform_parser(s: &str) -> Result<BundlePlatform, clap::Error> {
    match s {
      "browser" => Ok(BundlePlatform::Browser),
      "deno" => Ok(BundlePlatform::Deno),
      _ => Err(clap::Error::new(clap::error::ErrorKind::InvalidValue)),
    }
  }
  fn sourcemap_parser(s: &str) -> Result<SourceMapType, clap::Error> {
    match s {
      "linked" => Ok(SourceMapType::Linked),
      "inline" => Ok(SourceMapType::Inline),
      "external" => Ok(SourceMapType::External),
      _ => Err(clap::Error::new(clap::error::ErrorKind::InvalidValue)),
    }
  }
  command(
    "bundle",
    "Output a single JavaScript file with all dependencies.

  deno bundle jsr:@std/http/file-server -o file-server.bundle.js

If no output file is given, the output is written to standard output:

  deno bundle jsr:@std/http/file-server
",
    UnstableArgsConfig::ResolutionOnly,
  )
  .defer(|cmd| {
    compile_args(cmd)
      .arg(check_arg(false))
      .arg(
        Arg::new("file")
          .num_args(1..)
          .required_unless_present("help")
          .value_hint(ValueHint::FilePath),
      )
      .arg(
        Arg::new("output")
          .long("output")
          .short('o')
          .help("Output path`")
          .num_args(1)
          .value_parser(value_parser!(String))
          .value_hint(ValueHint::FilePath),
      )
      .arg(
        Arg::new("outdir")
          .long("outdir")
          .help("Output directory for bundled files")
          .num_args(1)
          .value_parser(value_parser!(String))
          .value_hint(ValueHint::DirPath),
      )
      .arg(
        Arg::new("external")
          .long("external")
          .action(ArgAction::Append)
          .num_args(1)
          .value_parser(value_parser!(String)),
      )
      .arg(
        Arg::new("format")
          .long("format")
          .num_args(1)
          .value_parser(clap::builder::ValueParser::new(format_parser))
          .default_value("esm"),
      )
      .arg(
        Arg::new("packages")
          .long("packages")
          .help("How to handle packages. Accepted values are 'bundle' or 'external'")
          .num_args(1)
          .value_parser(clap::builder::ValueParser::new(packages_parser))
          .default_value("bundle"),
      )
      .arg(
        Arg::new("minify")
          .long("minify")
          .help("Minify the output")
          .action(ArgAction::SetTrue),
      )
      .arg(
        Arg::new("code-splitting")
          .long("code-splitting")
          .help("Enable code splitting")
          .action(ArgAction::SetTrue),
      )
      .arg(
        Arg::new("inline-imports")
          .long("inline-imports")
          .help(cstr!("Whether to inline imported modules into the importing file <p(245)>[default: true]</>"))
          .require_equals(true)
          .default_value("true")
          .default_missing_value("true")
          .value_parser(value_parser!(bool))
          .num_args(0..=1)
          .action(ArgAction::Set),
      )
      .arg(
        Arg::new("sourcemap")
          .long("sourcemap")
          .help("Generate source map. Accepted values are 'linked', 'inline', or 'external'")
          .require_equals(true)
          .default_missing_value("linked")
          .value_parser(clap::builder::ValueParser::new(sourcemap_parser))
          .num_args(0..=1)
          .action(ArgAction::Set),
      )
      .arg(
        Arg::new("watch")
          .long("watch")
          .help("Watch and rebuild on changes")
          .action(ArgAction::SetTrue),
      )
      .arg(
        Arg::new("platform")
          .long("platform")
          .help("Platform to bundle for. Accepted values are 'browser' or 'deno'")
          .num_args(1)
          .value_parser(clap::builder::ValueParser::new(platform_parser))
          .default_value("deno"),
      )
      .arg(allow_scripts_arg())
      .arg(allow_import_arg())
      .arg(deny_import_arg())
  })
}

fn cache_subcommand() -> Command {
  command(
    "cache",
    cstr!("Cache and compile remote dependencies.

Download and compile a module with all of its static dependencies and save them in the local cache, without running any code:
  <p(245)>deno cache jsr:@std/http/file-server</>

Future runs of this module will trigger no downloads or compilation unless --reload is specified

<y>Read more:</> <c>https://docs.deno.com/go/cache</>"),
    UnstableArgsConfig::ResolutionOnly,
)
  .hide(true)
  .defer(|cmd| {
    compile_args(cmd)
      .arg(check_arg(false))
      .arg(
        Arg::new("file")
          .num_args(1..)
          .required_unless_present("help")
          .value_hint(ValueHint::FilePath),
      )
      .arg(allow_scripts_arg())
      .arg(allow_import_arg())
      .arg(deny_import_arg())
      .arg(env_file_arg())
  })
}

fn clean_subcommand() -> Command {
  command(
    "clean",
    cstr!("Remove the cache directory (<c>$DENO_DIR</>)"),
    UnstableArgsConfig::None,
  )
  .defer(|cmd| {
    cmd
      .arg(
        Arg::new("except-paths")
          .required_if_eq("except", "true")
          .num_args(1..)
          .value_hint(ValueHint::FilePath),
      )
      .arg(
        Arg::new("except")
          .long("except")
          .short('e')
          .help("Retain cache data needed by the given files")
          .action(ArgAction::SetTrue),
      )
      .arg(
        Arg::new("dry-run")
          .long("dry-run")
          .action(ArgAction::SetTrue)
          .help("Show what would be removed without performing any actions")
          .requires("except"),
      )
      .arg(node_modules_dir_arg().requires("except"))
      .arg(vendor_arg().requires("except"))
  })
}

fn check_subcommand() -> Command {
  command("check",
      cstr!("Download and type-check without execution.

  <p(245)>deno check jsr:@std/http/file-server</>

Unless --reload is specified, this command will not re-download already cached dependencies

<y>Read more:</> <c>https://docs.deno.com/go/check</>"),
          UnstableArgsConfig::ResolutionAndRuntime
    )
    .defer(|cmd| {
      compile_args_without_check_args(cmd)
        .arg(no_code_cache_arg())
        .arg(
          Arg::new("all")
            .long("all")
            .help("Type-check all code, including remote modules and npm packages")
            .action(ArgAction::SetTrue)
            .conflicts_with("no-remote")
        )
        .arg(
          // past alias for --all
          Arg::new("remote")
            .long("remote")
            .help("Type-check all modules, including remote ones")
            .action(ArgAction::SetTrue)
            .conflicts_with("no-remote")
            .hide(true)
        )
        .arg(
          Arg::new("doc")
            .long("doc")
            .help("Type-check code blocks in JSDoc as well as actual code")
            .action(ArgAction::SetTrue)
        )
        .arg(
          Arg::new("doc-only")
          .long("doc-only")
          .help("Type-check code blocks in JSDoc and Markdown only")
            .action(ArgAction::SetTrue)
            .conflicts_with("doc")
        )
        .arg(
          Arg::new("file")
            .num_args(1..)
            .value_hint(ValueHint::FilePath),
        )
        .arg(allow_import_arg())
        .arg(deny_import_arg())
        .arg(v8_flags_arg())
      }
    )
}

fn compile_subcommand() -> Command {
  command(
    "compile",
    cstr!("Compiles the given script into a self contained executable.

  <p(245)>deno compile --allow-read --allow-net jsr:@std/http/file-server</>
  <p(245)>deno compile --output file_server jsr:@std/http/file-server</>

Any flags specified which affect runtime behavior will be applied to the resulting binary.

This allows distribution of a Deno application to systems that do not have Deno installed.
Under the hood, it bundles a slimmed down version of the Deno runtime along with your
JavaScript or TypeScript code.

Cross-compiling to different target architectures is supported using the <c>--target</> flag.
On the first invocation of `deno compile`, Deno will download the relevant binary and cache it in <c>$DENO_DIR</>.

<y>Read more:</> <c>https://docs.deno.com/go/compile</>
"),
    UnstableArgsConfig::ResolutionAndRuntime,
  )
  .defer(|cmd| {
    runtime_args(cmd, true, false, true)
      .arg(check_arg(true))
      .arg(
        Arg::new("include")
          .long("include")
          .help(
            cstr!("Includes an additional module or file/directory in the compiled executable.
  <p(245)>Use this flag if a dynamically imported module or a web worker main module
  fails to load in the executable or to embed a file or directory in the executable.
  This flag can be passed multiple times, to include multiple additional modules.</>",
          ))
          .action(ArgAction::Append)
          .value_hint(ValueHint::FilePath)
          .help_heading(COMPILE_HEADING),
      )
      .arg(
        Arg::new("exclude")
          .long("exclude")
          .help(
            cstr!("Excludes a file/directory in the compiled executable.
  <p(245)>Use this flag to exclude a specific file or directory within the included files.
  For example, to exclude a certain folder in the bundled node_modules directory.</>",
          ))
          .action(ArgAction::Append)
          .value_hint(ValueHint::FilePath)
          .help_heading(COMPILE_HEADING),
      )
      .arg(
        Arg::new("output")
          .long("output")
          .short('o')
          .value_parser(value_parser!(String))
          .help(cstr!("Output file <p(245)>(defaults to $PWD/<<inferred-name>>)</>"))
          .value_hint(ValueHint::FilePath)
          .help_heading(COMPILE_HEADING),
      )
      .arg(
        Arg::new("target")
          .long("target")
          .help("Target OS architecture")
          .value_parser([
            "x86_64-unknown-linux-gnu",
            "aarch64-unknown-linux-gnu",
            "x86_64-pc-windows-msvc",
            "x86_64-apple-darwin",
            "aarch64-apple-darwin",
          ])
          .help_heading(COMPILE_HEADING),
      )
      .arg(no_code_cache_arg())
      .arg(
        Arg::new("no-terminal")
          .long("no-terminal")
          .help("Hide terminal on Windows")
          .action(ArgAction::SetTrue)
          .help_heading(COMPILE_HEADING),
      )
      .arg(
        Arg::new("icon")
          .long("icon")
          .help("Set the icon of the executable on Windows (.ico)")
          .value_parser(value_parser!(String))
          .help_heading(COMPILE_HEADING),
      )
      .arg(executable_ext_arg())
      .arg(env_file_arg())
      .arg(
        script_arg()
          .required_unless_present("help")
          .trailing_var_arg(true),
      )
  })
}

fn completions_subcommand() -> Command {
  command(
    "completions",
    cstr!(
      "Output shell completion script to standard output.

  <p(245)>deno completions bash > /usr/local/etc/bash_completion.d/deno.bash</>
  <p(245)>source /usr/local/etc/bash_completion.d/deno.bash</>"
    ),
    UnstableArgsConfig::None,
  )
  .defer(|cmd| {
    cmd
      .disable_help_subcommand(true)
      .arg(
        Arg::new("shell")
          .value_parser(["bash", "fish", "powershell", "zsh", "fig"])
          .required_unless_present("help"),
      )
      .arg(
        Arg::new("dynamic")
          .long("dynamic")
          .action(ArgAction::SetTrue)
           .help("Generate dynamic completions for the given shell (unstable), currently this only provides available tasks for `deno task`."),
      )
  })
}

fn coverage_subcommand() -> Command {
  command(
    "coverage",
    cstr!("Print coverage reports from coverage profiles.

Collect a coverage profile with deno test:
  <p(245)>deno test --coverage=cov_profile</>

Print a report to stdout:
  <p(245)>deno coverage cov_profile</>

Include urls that start with the file schema and exclude files ending with <c>test.ts</> and <c>test.js</>,
for an url to match it must match the include pattern and not match the exclude pattern:
  <p(245)>deno coverage --include=\"^file:\" --exclude=\"test\\.(ts|js)\" cov_profile</>

Write a report using the lcov format:
  <p(245)>deno coverage --lcov --output=cov.lcov cov_profile/</>

Generate html reports from lcov:
  <p(245)>genhtml -o html_cov cov.lcov</>

<y>Read more:</> <c>https://docs.deno.com/go/coverage</>"),
    UnstableArgsConfig::None,
  )
  .defer(|cmd| {
    cmd
      .arg(
        Arg::new("ignore")
          .long("ignore")
          .num_args(1..)
          .action(ArgAction::Append)
          .require_equals(true)
          .help("Ignore coverage files")
          .value_hint(ValueHint::AnyPath),
      )
      .arg(
        Arg::new("include")
          .long("include")
          .num_args(1..)
          .action(ArgAction::Append)
          .value_name("regex")
          .require_equals(true)
          .default_value(r"^file:")
          .help("Include source files in the report"),
      )
      .arg(
        Arg::new("exclude")
          .long("exclude")
          .num_args(1..)
          .action(ArgAction::Append)
          .value_name("regex")
          .require_equals(true)
          .default_value(r"test\.(js|mjs|ts|jsx|tsx)$")
          .help("Exclude source files from the report"),
      )
      .arg(
        Arg::new("lcov")
          .long("lcov")
          .help("Output coverage report in lcov format")
          .action(ArgAction::SetTrue),
      )
      .arg(
        Arg::new("output")
          .requires("lcov")
          .long("output")
          .value_parser(value_parser!(String))
          .help(
            cstr!("Exports the coverage report in lcov format to the given file.
  <p(245)>If no --output arg is specified then the report is written to stdout.</>",
          ))
          .require_equals(true)
          .value_hint(ValueHint::FilePath),
      )
      .arg(
        Arg::new("html")
          .long("html")
          .help("Output coverage report in HTML format in the given directory")
          .action(ArgAction::SetTrue),
      )
      .arg(
        Arg::new("detailed")
          .long("detailed")
          .help("Output coverage report in detailed format in the terminal")
          .action(ArgAction::SetTrue),
      )
      .arg(
        Arg::new("files")
          .num_args(0..)
          .action(ArgAction::Append)
          .value_hint(ValueHint::AnyPath),
      )
  })
}

fn deploy_subcommand() -> Command {
  Command::new("deploy").arg(
    Arg::new("args")
      .num_args(0..)
      .action(ArgAction::Append)
      .trailing_var_arg(true)
      .allow_hyphen_values(true),
  )
}

fn sandbox_subcommand() -> Command {
  Command::new("sandbox").arg(
    Arg::new("args")
      .num_args(0..)
      .action(ArgAction::Append)
      .trailing_var_arg(true)
      .allow_hyphen_values(true),
  )
}

fn doc_subcommand() -> Command {
  command("doc",
      cstr!("Show documentation for a module.

Output documentation to standard output:
    <p(245)>deno doc ./path/to/module.ts</>

Output documentation in HTML format:
    <p(245)>deno doc --html --name=\"My library\" ./path/to/module.ts</>

Lint a module for documentation diagnostics:
    <p(245)>deno doc --lint ./path/to/module.ts</>

Target a specific symbol:
    <p(245)>deno doc ./path/to/module.ts MyClass.someField</>

Show documentation for runtime built-ins:
    <p(245)>deno doc</>
    <p(245)>deno doc --filter Deno.Listener</>

<y>Read more:</> <c>https://docs.deno.com/go/doc</>"),
          UnstableArgsConfig::ResolutionOnly
    )
    .defer(|cmd| {
      cmd
        .arg(import_map_arg())
        .arg(reload_arg())
        .args(lock_args())
        .arg(no_npm_arg())
        .arg(no_remote_arg())
        .arg(allow_import_arg())
        .arg(deny_import_arg())
        .arg(
          Arg::new("json")
            .long("json")
            .help("Output documentation in JSON format")
            .action(ArgAction::SetTrue)
            .help_heading(DOC_HEADING),
        )
        .arg(
          Arg::new("html")
            .long("html")
            .help("Output documentation in HTML format")
            .action(ArgAction::SetTrue)
            .display_order(1000)
            .conflicts_with("json").help_heading(DOC_HEADING)
        )
        .arg(
          Arg::new("name")
            .long("name")
            .help("The name that will be used in the docs (ie for breadcrumbs)")
            .action(ArgAction::Set)
            .require_equals(true).help_heading(DOC_HEADING)
        )
        .arg(
          Arg::new("category-docs")
            .long("category-docs")
            .help("Path to a JSON file keyed by category and an optional value of a markdown doc")
            .requires("html")
            .action(ArgAction::Set)
            .require_equals(true).help_heading(DOC_HEADING)
        )
        .arg(
          Arg::new("symbol-redirect-map")
            .long("symbol-redirect-map")
            .help("Path to a JSON file keyed by file, with an inner map of symbol to an external link")
            .requires("html")
            .action(ArgAction::Set)
            .require_equals(true).help_heading(DOC_HEADING)
        )
        .arg(
          Arg::new("strip-trailing-html")
            .long("strip-trailing-html")
            .help("Remove trailing .html from various links. Will still generate files with a .html extension")
            .requires("html")
            .action(ArgAction::SetTrue).help_heading(DOC_HEADING)
        )
        .arg(
          Arg::new("default-symbol-map")
            .long("default-symbol-map")
            .help("Uses the provided mapping of default name to wanted name for usage blocks")
            .requires("html")
            .action(ArgAction::Set)
            .require_equals(true).help_heading(DOC_HEADING)
        )
        .arg(
          Arg::new("output")
            .long("output")
            .help("Directory for HTML documentation output")
            .action(ArgAction::Set)
            .require_equals(true)
            .value_hint(ValueHint::DirPath)
            .value_parser(value_parser!(String)).help_heading(DOC_HEADING)
        )
        .arg(
          Arg::new("private")
            .long("private")
            .help("Output private documentation")
            .action(ArgAction::SetTrue).help_heading(DOC_HEADING),
        )
        .arg(
          Arg::new("filter")
            .long("filter")
            .help("Dot separated path to symbol")
            .conflicts_with("json")
            .conflicts_with("lint")
            .conflicts_with("html").help_heading(DOC_HEADING),
        )
        .arg(
          Arg::new("lint")
            .long("lint")
            .help("Output documentation diagnostics.")
            .action(ArgAction::SetTrue).help_heading(DOC_HEADING),
        )
        // TODO(nayeemrmn): Make `--builtin` a proper option. Blocked by
        // https://github.com/clap-rs/clap/issues/1794. Currently `--builtin` is
        // just a possible value of `source_file` so leading hyphens must be
        // enabled.
        .allow_hyphen_values(true)
        .arg(
          Arg::new("source_file")
            .num_args(1..)
            .action(ArgAction::Append)
            .value_hint(ValueHint::FilePath)
            .required_if_eq_any([("html", "true"), ("lint", "true")]),
        )
    })
}

fn eval_subcommand() -> Command {
  command(
    "eval",
    cstr!(
      "Evaluate JavaScript from the command line.
  <p(245)>deno eval \"console.log('hello world')\"</>

To evaluate as TypeScript:
  <p(245)>deno eval --ext=ts \"const v: string = 'hello'; console.log(v)\"</>

This command has implicit access to all permissions.

<y>Read more:</> <c>https://docs.deno.com/go/eval</>"
    ),
    UnstableArgsConfig::ResolutionAndRuntime,
  )
  .defer(|cmd| {
    runtime_args(cmd, false, true, true)
      .arg(check_arg(false))
      .arg(executable_ext_arg())
      .arg(
        Arg::new("print")
          .long("print")
          .short('p')
          .help("print result to stdout")
          .action(ArgAction::SetTrue),
      )
      .arg(
        Arg::new("code_arg")
          .num_args(1..)
          .action(ArgAction::Append)
          .help("Code to evaluate")
          .value_name("CODE_ARG")
          .required_unless_present("help"),
      )
      .arg(env_file_arg())
  })
}

fn fmt_subcommand() -> Command {
  command(
    "fmt",
    cstr!("Auto-format various file types.
  <p(245)>deno fmt myfile1.ts myfile2.ts</>

Supported file types are:
  <p(245)>JavaScript, TypeScript, Markdown, JSON(C) and Jupyter Notebooks</>

Supported file types which are behind corresponding unstable flags (see formatting options):
  <p(245)>HTML, CSS, SCSS, SASS, LESS, YAML, Svelte, Vue, Astro and Angular</>

Format stdin and write to stdout:
  <p(245)>cat file.ts | deno fmt -</>

Check if the files are formatted:
  <p(245)>deno fmt --check</>

Ignore formatting code by preceding it with an ignore comment:
  <p(245)>// deno-fmt-ignore</>

Ignore formatting a file by adding an ignore comment at the top of the file:
  <p(245)>// deno-fmt-ignore-file</>

<y>Read more:</> <c>https://docs.deno.com/go/fmt</>"),
    UnstableArgsConfig::None,
  )
  .defer(|cmd| {
    cmd
      .arg(config_arg())
      .arg(no_config_arg())
      .arg(
         Arg::new("check")
          .long("check")
          .help("Check if the source files are formatted")
          .num_args(0)
          .help_heading(FMT_HEADING),
      )
      .arg(
        Arg::new("ext")
          .long("ext")
          .help("Set content type of the supplied file")
          .value_parser([
            "ts", "tsx", "js", "jsx", "mts", "mjs", "cts", "cjs", "md", "json", "jsonc", "css", "scss",
            "sass", "less", "html", "svelte", "vue", "astro", "yml", "yaml",
            "ipynb", "sql", "vto", "njk"
          ])
          .help_heading(FMT_HEADING).requires("files"),
      )
      .arg(
        Arg::new("ignore")
          .long("ignore")
          .num_args(1..)
          .action(ArgAction::Append)
          .require_equals(true)
          .help("Ignore formatting particular source files")
          .value_hint(ValueHint::AnyPath)
          .help_heading(FMT_HEADING),
      )
      .arg(
        Arg::new("files")
          .num_args(1..)
          .action(ArgAction::Append)
          .value_hint(ValueHint::AnyPath),
      )
      .arg(permit_no_files_arg())
      .arg(watch_arg(false))
      .arg(watch_exclude_arg())
      .arg(no_clear_screen_arg())
      .arg(
        Arg::new("use-tabs")
          .long("use-tabs")
          .alias("options-use-tabs")
          .num_args(0..=1)
          .value_parser(value_parser!(bool))
          .default_missing_value("true")
          .require_equals(true)
          .help(
          cstr!(  "Use tabs instead of spaces for indentation <p(245)>[default: false]</>"),
          )
          .help_heading(FMT_HEADING),
      )
      .arg(
        Arg::new("line-width")
          .long("line-width")
          .alias("options-line-width")
          .help(cstr!("Define maximum line width <p(245)>[default: 80]</>"))
          .value_parser(value_parser!(NonZeroU32))
          .help_heading(FMT_HEADING),
      )
      .arg(
        Arg::new("indent-width")
          .long("indent-width")
          .alias("options-indent-width")
          .help(cstr!("Define indentation width <p(245)>[default: 2]</>"))
          .value_parser(value_parser!(NonZeroU8))
          .help_heading(FMT_HEADING),
      )
      .arg(
        Arg::new("single-quote")
          .long("single-quote")
          .alias("options-single-quote")
          .num_args(0..=1)
          .value_parser(value_parser!(bool))
          .default_missing_value("true")
          .require_equals(true)
          .help(cstr!("Use single quotes <p(245)>[default: false]</>"))
          .help_heading(FMT_HEADING),
      )
      .arg(
        Arg::new("prose-wrap")
          .long("prose-wrap")
          .alias("options-prose-wrap")
          .value_parser(["always", "never", "preserve"])
          .help(cstr!("Define how prose should be wrapped <p(245)>[default: always]</>"))
          .help_heading(FMT_HEADING),
      )
      .arg(
        Arg::new("no-semicolons")
          .long("no-semicolons")
          .alias("options-no-semicolons")
          .num_args(0..=1)
          .value_parser(value_parser!(bool))
          .default_missing_value("true")
          .require_equals(true)
          .help(
           cstr!("Don't use semicolons except where necessary <p(245)>[default: false]</>"),
          )
          .help_heading(FMT_HEADING),
      )
      .arg(
        Arg::new("unstable-css")
          .long("unstable-css")
          .help("Enable formatting CSS, SCSS, Sass and Less files")
          .value_parser(FalseyValueParser::new())
          .action(ArgAction::SetTrue)
          .help_heading(FMT_HEADING)
          .hide(true),
      )
      .arg(
        Arg::new("unstable-html")
          .long("unstable-html")
          .help("Enable formatting HTML files")
          .value_parser(FalseyValueParser::new())
          .action(ArgAction::SetTrue)
          .help_heading(FMT_HEADING)
          .hide(true),
      )
      .arg(
        Arg::new("unstable-component")
          .long("unstable-component")
          .help("Enable formatting Svelte, Vue, Astro and Angular files")
          .value_parser(FalseyValueParser::new())
          .action(ArgAction::SetTrue)
          .help_heading(FMT_HEADING),
      )
      .arg(
        Arg::new("unstable-yaml")
          .long("unstable-yaml")
          .help("Enable formatting YAML files")
          .value_parser(FalseyValueParser::new())
          .action(ArgAction::SetTrue)
          .help_heading(FMT_HEADING)
          .hide(true),
      )
      .arg(
        Arg::new("unstable-sql")
        .long("unstable-sql")
        .help("Enable formatting SQL files.")
        .value_parser(FalseyValueParser::new())
        .action(ArgAction::SetTrue)
        .help_heading(FMT_HEADING),
      )
  })
}

fn init_subcommand() -> Command {
  command("init", "scaffolds a basic Deno project with a script, test, and configuration file", UnstableArgsConfig::None).defer(
    |cmd| {
      cmd
        .arg(Arg::new("args")
          .num_args(0..)
          .action(ArgAction::Append)
          .value_name("DIRECTORY OR PACKAGE")
          .trailing_var_arg(true)
        )
        .arg(
          Arg::new("npm")
            .long("npm")
            .help("Generate a npm create-* project")
            .conflicts_with_all(["lib", "serve", "empty"])
            .action(ArgAction::SetTrue),
        )
        .arg(
          Arg::new("lib")
            .long("lib")
            .help("Generate an example library project")
            .action(ArgAction::SetTrue),
        )
        .arg(
          Arg::new("serve")
            .long("serve")
            .help("Generate an example project for `deno serve`")
            .conflicts_with("lib")
            .action(ArgAction::SetTrue),
        )
        .arg(
          Arg::new("empty")
            .long("empty")
            .help("Generate a minimal project with just main.ts and deno.json")
            .conflicts_with_all(["lib", "serve", "npm"])
            .action(ArgAction::SetTrue),
        )
        .arg(
          Arg::new("yes")
            .short('y')
            .long("yes")
            .requires("npm")
            .help("Bypass the prompt and run with full permissions")
            .action(ArgAction::SetTrue),
        )
    },
  )
}

fn info_subcommand() -> Command {
  command("info",
      cstr!("Show information about a module or the cache directories.

Get information about a module:
  <p(245)>deno info jsr:@std/http/file-server</>

The following information is shown:
  local: Local path of the file
  type: JavaScript, TypeScript, or JSON
  emit: Local path of compiled source code (TypeScript only)
  dependencies: Dependency tree of the source file

<y>Read more:</> <c>https://docs.deno.com/go/info</>"),
          UnstableArgsConfig::ResolutionOnly
    )
    .defer(|cmd| cmd
      .arg(Arg::new("file").value_hint(ValueHint::FilePath))
      .arg(reload_arg().requires("file"))
      .arg(ca_file_arg())
      .arg(unsafely_ignore_certificate_errors_arg())
      .arg(
        location_arg()
          .conflicts_with("file")
          .help(cstr!("Show files used for origin bound APIs like the Web Storage API when running a script with <c>--location=<<HREF>></>"))
      )
      .arg(no_check_arg().hide(true)) // TODO(lucacasonato): remove for 2.0
      .arg(no_config_arg())
      .arg(no_remote_arg())
      .arg(no_npm_arg())
      .args(lock_args())
      .arg(config_arg())
      .arg(import_map_arg())
      .arg(node_modules_dir_arg())
      .arg(vendor_arg())
      .arg(
        Arg::new("json")
          .long("json")
          .help("UNSTABLE: Outputs the information in JSON format")
          .action(ArgAction::SetTrue),
      ))
      .arg(allow_import_arg())
      .arg(deny_import_arg())
}

fn install_subcommand() -> Command {
  command("install", cstr!("Installs dependencies either in the local project or globally to a bin directory.

<g>Local installation</>

Add dependencies to the local project's configuration (<p(245)>deno.json / package.json</>) and installs them
in the package cache. If no dependency is specified, installs all dependencies listed in the config file.
If the <p(245)>--entrypoint</> flag is passed, installs the dependencies of the specified entrypoint(s).

  <p(245)>deno install</>
  <p(245)>deno install jsr:@std/bytes</>
  <p(245)>deno install npm:chalk</>
  <p(245)>deno install --entrypoint entry1.ts entry2.ts</>

<g>Global installation</>

If the <bold>--global</> flag is set, installs a script as an executable in the installation root's bin directory.

  <p(245)>deno install --global --allow-net --allow-read jsr:@std/http/file-server</>
  <p(245)>deno install -g https://examples.deno.land/color-logging.ts</>

To change the executable name, use <c>-n</>/<c>--name</>:
  <p(245)>deno install -g --allow-net --allow-read -n serve jsr:@std/http/file-server</>

The executable name is inferred by default:
  - Attempt to take the file stem of the URL path. The above example would
    become <p(245)>file_server</>.
  - If the file stem is something generic like <p(245)>main</>, <p(245)>mod</>, <p(245)>index</> or <p(245)>cli</>,
    and the path has no parent, take the file name of the parent path. Otherwise
    settle with the generic name.
  - If the resulting name has an <p(245)>@...</> suffix, strip it.

To change the installation root, use <c>--root</>:
  <p(245)>deno install -g --allow-net --allow-read --root /usr/local jsr:@std/http/file-server</>

The installation root is determined, in order of precedence:
  - <p(245)>--root</> option
  - <p(245)>DENO_INSTALL_ROOT</> environment variable
  - <p(245)>$HOME/.deno</>

These must be added to the path manually if required."), UnstableArgsConfig::ResolutionAndRuntime)
    .visible_alias("i")
    .defer(|cmd| {
      permission_args(runtime_args(cmd, false, true, false), Some("global"))
        .arg(check_arg(true))
        .arg(allow_scripts_arg())
        .arg(
          Arg::new("cmd")
            .required_if_eq("global", "true")
            .required_if_eq("entrypoint", "true")
            .num_args(1..)
            .value_hint(ValueHint::FilePath),
        )
        .arg(script_arg().last(true))
        .arg(
          Arg::new("name")
            .long("name")
            .short('n')
            .requires("global")
            .help("Executable file name"),
        )
        .arg(
          Arg::new("root")
            .long("root")
            .requires("global")
            .help("Installation root")
            .value_hint(ValueHint::DirPath),
        )
        .arg(
          Arg::new("force")
            .long("force")
            .requires("global")
            .short('f')
            .help("Forcefully overwrite existing installation")
            .action(ArgAction::SetTrue),
        )
        .arg(
          Arg::new("global")
            .long("global")
            .short('g')
            .help("Install a package or script as a globally available executable")
            .action(ArgAction::SetTrue),
        )
        .arg(
          Arg::new("entrypoint")
            .long("entrypoint")
            .short('e')
            .conflicts_with("global")
            .action(ArgAction::SetTrue)
            .help("Install dependents of the specified entrypoint(s)"),
        )
        .arg(env_file_arg())
        .arg(add_dev_arg().conflicts_with("entrypoint").conflicts_with("global"))
        .args(default_registry_args().into_iter().map(|arg| arg.conflicts_with("entrypoint").conflicts_with("global")))
        .arg(lockfile_only_arg().conflicts_with("global"))
    })
}

fn lockfile_only_arg() -> Arg {
  Arg::new("lockfile-only")
    .long("lockfile-only")
    .action(ArgAction::SetTrue)
    .help("Install only updating the lockfile")
}

fn json_reference_subcommand() -> Command {
  Command::new("json_reference").hide(true)
}

fn jupyter_subcommand() -> Command {
  command("jupyter", "Deno kernel for Jupyter notebooks", UnstableArgsConfig::None)
    .arg(
      Arg::new("install")
        .long("install")
        .help("Install a kernelspec")
        .conflicts_with("kernel")
        .action(ArgAction::SetTrue)
    )
    .arg(
      Arg::new("name")
        .long("name")
        .short('n')
        .help(cstr!("Set a name for the kernel (defaults to 'deno'). <p(245)>Useful when maintaing multiple Deno kernels.</>"))
        .value_parser(value_parser!(String))
        .conflicts_with("kernel")
    )
    .arg(
      Arg::new("display")
        .long("display")
        .short('d')
        .help(cstr!("Set a display name for the kernel (defaults to 'Deno'). <p(245)>Useful when maintaing multiple Deno kernels.</>"))
        .value_parser(value_parser!(String))
        .requires("install")
    )
    .arg(
      Arg::new("force")
        .long("force")
        .help("Force installation of a kernel, overwriting previously existing kernelspec")
        .requires("install")
        .action(ArgAction::SetTrue)
    )
    .arg(
      Arg::new("kernel")
        .long("kernel")
        .help("Start the kernel")
        .conflicts_with("install")
        .requires("conn")
        .action(ArgAction::SetTrue)
    )
    .arg(
      Arg::new("conn")
        .long("conn")
        .help("Path to JSON file describing connection parameters, provided by Jupyter")
        .value_parser(value_parser!(String))
        .value_hint(ValueHint::FilePath)
        .conflicts_with("install"))
}

fn update_and_outdated_args() -> [Arg; 6] {
  [
    Arg::new("filters")
      .num_args(0..)
      .action(ArgAction::Append)
      .help(concat!("Filters selecting which packages to act on. Can include wildcards (*) to match multiple packages. ",
                  "If a version requirement is specified, the matching packages will be updated to the given requirement."),
      ),
    Arg::new("latest")
      .long("latest")
      .action(ArgAction::SetTrue)
      .help(
        "Consider the latest version, regardless of semver constraints",
      )
      .conflicts_with("compatible"),
    Arg::new("compatible")
      .long("compatible")
      .action(ArgAction::SetTrue)
      .help("Only consider versions that satisfy semver requirements"),
    Arg::new("recursive")
      .long("recursive")
      .short('r')
      .action(ArgAction::SetTrue)
      .help("Include all workspace members"),
    min_dep_age_arg(),
    lockfile_only_arg(),
  ]
}

fn update_subcommand() -> Command {
  command(
    "update",
    cstr!("Update outdated dependencies.

Update dependencies to the latest semver compatible versions:
  <p(245)>deno update</>
Update dependencies to the latest versions, ignoring semver requirements:
  <p(245)>deno update --latest</>

<i>This command is an alias of <p(245)>deno outdated --update</></>

Filters can be used to select which packages to act on. Filters can include wildcards (*) to match multiple packages.
  <p(245)>deno update --latest \"@std/*\"</>
  <p(245)>deno update --latest \"react*\"</>
Note that filters act on their aliases configured in deno.json / package.json, not the actual package names:
  Given \"foobar\": \"npm:react@17.0.0\" in deno.json or package.json, the filter \"foobar\" would update npm:react to
  the latest version.
  <p(245)>deno update --latest foobar</>
Filters can be combined, and negative filters can be used to exclude results:
  <p(245)>deno update --latest \"@std/*\" \"!@std/fmt*\"</>

Specific version requirements to update to can be specified:
  <p(245)>deno update @std/fmt@^1.0.2</>
"),
    UnstableArgsConfig::None,
  )
  .defer(|cmd| {
    cmd
      .args(update_and_outdated_args())
      .arg(
        Arg::new("interactive")
          .long("interactive")
          .short('i')
          .action(ArgAction::SetTrue)
          .help("Interactively select which dependencies to update")
      )
      .args(lock_args())
  })
}

fn outdated_subcommand() -> Command {
  command(
    "outdated",
    cstr!("Find and update outdated dependencies.
By default, outdated dependencies are only displayed.

Display outdated dependencies:
  <p(245)>deno outdated</>
  <p(245)>deno outdated --compatible</>

Update dependencies to the latest semver compatible versions:
  <p(245)>deno outdated --update</>
Update dependencies to the latest versions, ignoring semver requirements:
  <p(245)>deno outdated --update --latest</>

Filters can be used to select which packages to act on. Filters can include wildcards (*) to match multiple packages.
  <p(245)>deno outdated --update --latest \"@std/*\"</>
  <p(245)>deno outdated --update --latest \"react*\"</>
Note that filters act on their aliases configured in deno.json / package.json, not the actual package names:
  Given \"foobar\": \"npm:react@17.0.0\" in deno.json or package.json, the filter \"foobar\" would update npm:react to
  the latest version.
  <p(245)>deno outdated --update --latest foobar</>
Filters can be combined, and negative filters can be used to exclude results:
  <p(245)>deno outdated --update --latest \"@std/*\" \"!@std/fmt*\"</>

Specific version requirements to update to can be specified:
  <p(245)>deno outdated --update @std/fmt@^1.0.2</>
"),
    UnstableArgsConfig::None,
  )
  .defer(|cmd| {
    cmd
      .args(update_and_outdated_args())
      .arg(
        Arg::new("interactive")
          .long("interactive")
          .short('i')
          .requires("update")
          .action(ArgAction::SetTrue)
          .help("Interactively select which dependencies to update"),
      )
      .args(lock_args())
      .arg(
        Arg::new("update")
          .long("update")
          .short('u')
          .action(ArgAction::SetTrue)
          .help("Update dependency versions"),
      )
  })
}

fn uninstall_subcommand() -> Command {
  command(
    "uninstall",
    cstr!("Uninstalls a dependency or an executable script in the installation root's bin directory.
  <p(245)>deno uninstall @std/dotenv chalk</>
  <p(245)>deno uninstall --global file_server</>

To change the installation root, use <c>--root</> flag:
  <p(245)>deno uninstall --global --root /usr/local serve</>

The installation root is determined, in order of precedence:
  - <p(245)>--root</> option
  - <p(245)>DENO_INSTALL_ROOT</> environment variable
  - <p(245)>$HOME/.deno</>"),
    UnstableArgsConfig::None,
  )
  .defer(|cmd| {
    cmd
      .arg(Arg::new("name-or-package").required_unless_present("help"))
      .arg(
        Arg::new("root")
          .long("root")
          .help("Installation root")
          .requires("global")
          .value_hint(ValueHint::DirPath),
      )
      .arg(
        Arg::new("global")
          .long("global")
          .short('g')
          .help("Remove globally installed package or module")
          .action(ArgAction::SetTrue),
      )
      .arg(
        Arg::new("additional-packages")
          .help("List of additional packages to remove")
          .conflicts_with("global")
          .num_args(1..)
          .action(ArgAction::Append)
      )
      .args(lock_args())
      .arg(lockfile_only_arg())
  })
}

fn deno_x_shim_name_parser(value: &str) -> Result<DenoXShimName, String> {
  match value {
    "dx" => Ok(DenoXShimName::Dx),
    "denox" => Ok(DenoXShimName::Denox),
    "dnx" => Ok(DenoXShimName::Dnx),
    _ => Ok(DenoXShimName::Other(value.to_string())),
  }
}

fn x_subcommand() -> Command {
  command(
    "x",
    cstr!("Execute a binary from npm or jsr, like npx"),
    UnstableArgsConfig::ResolutionAndRuntime,
  )
  .defer(|cmd| {
    runtime_args(cmd, true, true, true)
      .arg(script_arg().trailing_var_arg(true))
      .arg(
        Arg::new("yes")
          .long("yes")
          .short('y')
          .help("Assume confirmation for all prompts")
          .action(ArgAction::SetTrue)
          .conflicts_with("install-alias"),
      )
      .arg(check_arg(false))
      .arg(env_file_arg())
      .arg(
        Arg::new("install-alias")
          .long("install-alias")
          .help("Creates a dx alias so you can run dx <command> instead of deno x <command>")
          .num_args(0..=1)
          .default_missing_value("dx")
          .value_parser(deno_x_shim_name_parser)
          .action(ArgAction::Set)
          .conflicts_with("script_arg"),
      )
  })
}

fn lsp_subcommand() -> Command {
  Command::new("lsp").about(
    "The 'deno lsp' subcommand provides a way for code editors and IDEs to interact with Deno
using the Language Server Protocol. Usually humans do not use this subcommand directly.
For example, 'deno lsp' can provide IDEs with go-to-definition support and automatic code formatting.

How to connect various editors and IDEs to 'deno lsp': https://docs.deno.com/go/lsp",
  )
}

fn lint_subcommand() -> Command {
  command(
    "lint",
    cstr!("Lint JavaScript/TypeScript source code.

  <p(245)>deno lint</>
  <p(245)>deno lint myfile1.ts myfile2.js</>

Print result as JSON:
  <p(245)>deno lint --json</>

Read from stdin:
  <p(245)>cat file.ts | deno lint -</>
  <p(245)>cat file.ts | deno lint --json -</>

List available rules:
  <p(245)>deno lint --rules</>

To ignore specific diagnostics, you can write an ignore comment on the preceding line with a rule name (or multiple):
  <p(245)>// deno-lint-ignore no-explicit-any</>
  <p(245)>// deno-lint-ignore require-await no-empty</>

To ignore linting on an entire file, you can add an ignore comment at the top of the file:
  <p(245)>// deno-lint-ignore-file</>

<y>Read more:</> <c>https://docs.deno.com/go/lint</>
"),
    UnstableArgsConfig::ResolutionOnly,
  )
  .defer(|cmd| {
    cmd
      .arg(
        Arg::new("fix")
          .long("fix")
          .help("Fix any linting errors for rules that support it")
          .action(ArgAction::SetTrue)
          .help_heading(LINT_HEADING),
      )
      .arg(
            Arg::new("ext")
                .long("ext")
                .require_equals(true)
                .value_name("EXT")
                .help("Specify the file extension to lint when reading from stdin.\
  For example, use `jsx` to lint JSX files or `tsx` for TSX files.\
  This argument is necessary because stdin input does not automatically infer the file type.\
  Example usage: `cat file.jsx | deno lint - --ext=jsx`."),
        )
        .arg(
        Arg::new("rules")
          .long("rules")
          .help("List available rules")
          .action(ArgAction::SetTrue)
          .help_heading(LINT_HEADING),
      )
      .arg(
        Arg::new("rules-tags")
          .long("rules-tags")
          .require_equals(true)
          .num_args(1..)
          .action(ArgAction::Append)
          .use_value_delimiter(true)
          .help("Use set of rules with a tag")
          .help_heading(LINT_HEADING),
      )
      .arg(
        Arg::new("rules-include")
          .long("rules-include")
          .require_equals(true)
          .num_args(1..)
          .use_value_delimiter(true)
          .conflicts_with("rules")
          .help("Include lint rules")
          .help_heading(LINT_HEADING),
      )
      .arg(
        Arg::new("rules-exclude")
          .long("rules-exclude")
          .require_equals(true)
          .num_args(1..)
          .use_value_delimiter(true)
          .conflicts_with("rules")
          .help("Exclude lint rules")
          .help_heading(LINT_HEADING),
      )
      .arg(no_config_arg())
      .arg(config_arg())
      .arg(
        Arg::new("ignore")
          .long("ignore")
          .num_args(1..)
          .action(ArgAction::Append)
          .require_equals(true)
          .help("Ignore linting particular source files")
          .value_hint(ValueHint::AnyPath)
          .help_heading(LINT_HEADING),
      )
      .arg(
        Arg::new("json")
          .long("json")
          .help("Output lint result in JSON format")
          .action(ArgAction::SetTrue)
          .help_heading(LINT_HEADING),
      )
      .arg(
        Arg::new("compact")
          .long("compact")
          .help("Output lint result in compact format")
          .action(ArgAction::SetTrue)
          .conflicts_with("json")
          .help_heading(LINT_HEADING),
      )
      .arg(
        Arg::new("files")
          .num_args(1..)
          .action(ArgAction::Append)
          .value_hint(ValueHint::AnyPath),
      )
      .arg(permit_no_files_arg())
      .arg(watch_arg(false))
      .arg(watch_exclude_arg())
      .arg(no_clear_screen_arg())
      .arg(allow_import_arg())
      .arg(deny_import_arg())
  })
}

fn repl_subcommand() -> Command {
  command("repl", cstr!(
    "Starts a read-eval-print-loop, which lets you interactively build up program state in the global context.
It is especially useful for quick prototyping and checking snippets of code.

TypeScript is supported, however it is not type-checked, only transpiled."
  ), UnstableArgsConfig::ResolutionAndRuntime)
    .defer(|cmd| {
      let cmd = compile_args_without_check_args(cmd);
      let cmd = inspect_args(cmd);
      let cmd = permission_args(cmd, None);
      let cmd = runtime_misc_args(cmd);

      cmd
      .arg(
        Arg::new("eval-file")
          .long("eval-file")
          .num_args(1..)
          .action(ArgAction::Append)
          .use_value_delimiter(true)
          .help("Evaluates the provided file(s) as scripts when the REPL starts. Accepts file paths and URLs")
          .value_hint(ValueHint::AnyPath),
      )
      .arg(
        Arg::new("eval")
          .long("eval")
          .help("Evaluates the provided code when the REPL starts")
          .value_name("code"),
      )
      .arg(Arg::new("json").long("json").action(ArgAction::SetTrue).hide(true))
      .after_help(cstr!("<y>Environment variables:</>
  <g>DENO_REPL_HISTORY</>  Set REPL history file path. History file is disabled when the value is empty.
                       <p(245)>[default: $DENO_DIR/deno_history.txt]</>"))
    })
    .arg(env_file_arg())
    .arg(
      Arg::new("args")
        .num_args(0..)
        .action(ArgAction::Append)
        .value_name("ARGS")
        .last(true)
    )
}

fn run_args(command: Command, top_level: bool) -> Command {
  runtime_args(command, true, true, true)
    .arg(check_arg(false))
    .arg(watch_arg(true))
    .arg(hmr_arg(true))
    .arg(watch_exclude_arg())
    .arg(no_clear_screen_arg())
    .arg(executable_ext_arg())
    .arg(if top_level {
      script_arg().trailing_var_arg(true).hide(true)
    } else {
      script_arg().trailing_var_arg(true)
    })
    .arg(env_file_arg())
    .arg(no_code_cache_arg())
    .arg(coverage_arg())
    .arg(tunnel_arg())
}

#[cfg(test)]
thread_local! {
  static TEST_NODE_OPTIONS: std::cell::RefCell<Option<String>> = const { std::cell::RefCell::new(None) };
}

/// Reads some flags from NODE_OPTIONS:
/// https://nodejs.org/api/cli.html#node_optionsoptions
/// Currently supports:
/// - `--require` / `-r`
/// - `--inspect-publish-uid`
fn apply_node_options(flags: &mut Flags) {
  let node_options = match std::env::var("NODE_OPTIONS") {
    Ok(val) if !val.is_empty() => val,
    _ => {
      #[cfg(test)]
      {
        match TEST_NODE_OPTIONS.with(|opt| opt.borrow().clone()) {
          Some(val) if !val.is_empty() => val,
          _ => return,
        }
      }
      #[cfg(not(test))]
      return;
    }
  };

  // Filter out unsupported flags, since they can consume the supported flags as
  // values.
  let args = parse_node_options_env_var(&node_options).unwrap_or_default();
  let args = args
    .iter()
    .map(String::as_str)
    .scan(false, |prev_was_require, word| {
      if word == "--require" || word == "-r" {
        *prev_was_require = true;
        return Some((word, true));
      }
      if word.starts_with("--inspect-publish-uid=") || *prev_was_require {
        *prev_was_require = false;
        return Some((word, true));
      }
      *prev_was_require = false;
      Some((word, false))
    })
    .filter_map(|(word, should_keep)| should_keep.then_some(word));

  let cmd = Command::new("node-options-parser")
    .arg(require_arg().short('r'))
    .arg(inspect_publish_uid_arg())
    .ignore_errors(true);
  let mut matches =
    cmd.get_matches_from(std::iter::once("node-options-parser").chain(args));

  if let Some(require_values) = matches.remove_many::<String>("require") {
    let mut merged_require: Vec<String> = require_values.collect();
    merged_require.append(&mut flags.require);
    flags.require = merged_require;
  }

  if flags.inspect_publish_uid.is_none() {
    flags.inspect_publish_uid =
      matches.remove_one::<InspectPublishUid>("inspect-publish-uid");
  }
}

fn run_subcommand() -> Command {
  run_args(command("run", cstr!("Run a JavaScript or TypeScript program, or a task or script.

By default all programs are run in sandbox without access to disk, network or ability to spawn subprocesses.
  <p(245)>deno run https://examples.deno.land/hello-world.ts</>

Grant permission to read from disk and listen to network:
  <p(245)>deno run --allow-read --allow-net jsr:@std/http/file-server</>

Grant permission to read allow-listed files from disk:
  <p(245)>deno run --allow-read=/etc jsr:@std/http/file-server</>

Grant all permissions:
  <p(245)>deno run -A jsr:@std/http/file-server</>

Specifying the filename '-' to read the file from stdin.
  <p(245)>curl https://examples.deno.land/hello-world.ts | deno run -</>

<y>Read more:</> <c>https://docs.deno.com/go/run</>"), UnstableArgsConfig::ResolutionAndRuntime), false)
}

fn serve_host_validator(host: &str) -> Result<String, String> {
  if Url::parse(&format!("internal://{host}:9999")).is_ok() {
    Ok(host.to_owned())
  } else {
    Err(format!("Bad serve host: {host}"))
  }
}

fn serve_subcommand() -> Command {
  runtime_args(command("serve", cstr!("Run a server defined in a main module

The serve command uses the default exports of the main module to determine which servers to start.

Start a server defined in server.ts:
  <p(245)>deno serve server.ts</>

Start a server defined in server.ts, watching for changes and running on port 5050:
  <p(245)>deno serve --watch --port 5050 server.ts</>

<y>Read more:</> <c>https://docs.deno.com/go/serve</>"), UnstableArgsConfig::ResolutionAndRuntime), true, true, true)
    .arg(
      Arg::new("port")
        .long("port")
        .help(cstr!("The TCP port to serve on. Pass 0 to pick a random free port <p(245)>[default: 8000]</>"))
        .value_parser(value_parser!(u16)),
    )
    .arg(
      Arg::new("host")
        .long("host")
        .help("The TCP address to serve on, defaulting to 0.0.0.0 (all interfaces)")
        .value_parser(serve_host_validator),
    ).arg(
      Arg::new("open")
      .long("open")
      .help("Open the browser on the address that the server is running on.")
      .action(ArgAction::SetTrue)
    )
    .arg(
      parallel_arg("multiple server workers")
    )
    .arg(check_arg(false))
    .arg(watch_arg(true))
    .arg(hmr_arg(true))
    .arg(watch_exclude_arg())
    .arg(no_clear_screen_arg())
    .arg(executable_ext_arg())
    .arg(
      script_arg()
        .required_unless_present_any(["help", "v8-flags"])
        .trailing_var_arg(true),
    )
    .arg(env_file_arg())
    .arg(no_code_cache_arg())
    .arg(tunnel_arg())
}

fn task_subcommand() -> Command {
  command(
    "task",
    cstr!(
      "Run a task defined in the configuration file:
  <p(245)>deno task build</>

List all available tasks (from config files in the current and ancestor directories):
  <p(245)>deno task</>

Evaluate a task from string:
  <p(245)>deno task --eval \"echo $(pwd)\"</>"
    ),
    UnstableArgsConfig::ResolutionAndRuntime,
  )
  .defer(|cmd| {
    cmd
      .add(SubcommandCandidates::new(complete_available_tasks))
      .allow_external_subcommands(true)
      .subcommand_value_name("TASK")
      .arg(config_arg())
      .args(lock_args())
      .arg(
        Arg::new("cwd")
          .long("cwd")
          .value_name("DIR")
          .help("Specify the directory to run the task in")
          .value_hint(ValueHint::DirPath),
      )
      .arg(
        Arg::new("recursive")
          .long("recursive")
          .short('r')
          .help("Run the task in all projects in the workspace")
          .action(ArgAction::SetTrue),
      )
      .arg(
        Arg::new("filter")
        .long("filter")
        .short('f')
        .help("Filter members of the workspace by name, implies --recursive flag")
        .value_parser(value_parser!(String)),
      )
      .arg(
        Arg::new("eval")
          .long("eval")
          .help(
            "Evaluate the passed value as if it was a task in a configuration file",
          ).action(ArgAction::SetTrue)
      )
      .arg(node_modules_dir_arg())
      .arg(tunnel_arg())
  })
}

// This is used to pass the parsed flags to the completion function. This is so
// we can take into account things like the `--config` flag. We could also take into account
// `--recursive` or `--filter` in the future.
// The completion function can't take any args, so we use a static instead.
// This code will only run if we are actually running the completion code.
static TASK_FLAGS_FOR_COMPLETION: LazyLock<Option<Flags>> =
  LazyLock::new(|| {
    let mut flags = Flags::default();
    let args = std::env::args_os().skip(2);
    let app = clap_root().ignore_errors(true);
    let Ok(mut matches) = app.clone().try_get_matches_from(args) else {
      return None;
    };
    match matches.remove_subcommand() {
      Some((sub, mut matches)) => {
        if sub == "task" {
          let _ = task_parse(&mut flags, &mut matches, app);
          Some(flags)
        } else {
          None
        }
      }
      None => None,
    }
  });

fn complete_available_tasks_inner() -> Result<Vec<CompletionCandidate>, AnyError>
{
  let parsed_flags = TASK_FLAGS_FOR_COMPLETION.clone();

  let flags = parsed_flags.unwrap_or_default();

  let completions = crate::tools::task::get_available_tasks_for_completion(
    std::sync::Arc::new(flags),
  )?;

  Ok(
    completions
      .into_iter()
      .map(|c| {
        let mut candidate = CompletionCandidate::new(c.name);
        if let Some(description) = c.task.description {
          candidate = candidate.help(Some(description.into()));
        }
        candidate
      })
      .collect(),
  )
}

fn complete_available_tasks() -> Vec<CompletionCandidate> {
  match complete_available_tasks_inner() {
    Ok(candidates) => candidates,
    Err(e) => {
      log::debug!("Error during available tasks completion: {e}");
      vec![]
    }
  }
}

fn test_subcommand() -> Command {
  command("test",
      cstr!("Run tests using Deno's built-in test runner.

Evaluate the given modules, run all tests declared with <bold>Deno.</><y>test()</> and report results to standard output:
  <p(245)>deno test src/fetch_test.ts src/signal_test.ts</>

Directory arguments are expanded to all contained files matching the glob <c>{*_,*.,}test.{js,mjs,ts,mts,jsx,tsx}</>
or <c>**/__tests__/**</>:
 <p(245)>deno test src/</>

<y>Read more:</> <c>https://docs.deno.com/go/test</>"),
          UnstableArgsConfig::ResolutionAndRuntime
    )
    .defer(|cmd|
      runtime_args(cmd, true, true, true)
      .arg(check_arg(true))
      .arg(
        Arg::new("ignore")
          .long("ignore")
          .num_args(1..)
          .action(ArgAction::Append)
          .require_equals(true)
          .help("Ignore files")
          .value_hint(ValueHint::AnyPath),
      )
      .arg(
        Arg::new("no-run")
          .long("no-run")
          .help("Cache test modules, but don't run tests")
          .action(ArgAction::SetTrue)
          .help_heading(TEST_HEADING),
      )
      .arg(
        Arg::new("trace-leaks")
          .long("trace-leaks")
          .help("Enable tracing of leaks. Useful when debugging leaking ops in test, but impacts test execution time")
          .action(ArgAction::SetTrue)
          .help_heading(TEST_HEADING),
      )
      .arg(
        Arg::new("doc")
          .long("doc")
          .help("Evaluate code blocks in JSDoc and Markdown")
          .action(ArgAction::SetTrue)
          .help_heading(TEST_HEADING),
      )
      .arg(
        Arg::new("fail-fast")
          .long("fail-fast")
          .alias("failfast")
          .help("Stop after N errors. Defaults to stopping after first failure")
          .num_args(0..=1)
          .require_equals(true)
          .value_name("N")
          .value_parser(value_parser!(NonZeroUsize))
          .help_heading(TEST_HEADING))
      .arg(permit_no_files_arg().help_heading(TEST_HEADING))
      .arg(
        Arg::new("filter")
          .allow_hyphen_values(true)
          .long("filter")
          .help("Run tests with this string or regexp pattern in the test name")
          .help_heading(TEST_HEADING),
      )
      .arg(
        Arg::new("shuffle")
          .long("shuffle")
          .value_name("NUMBER")
          .help("Shuffle the order in which the tests are run")
          .num_args(0..=1)
          .require_equals(true)
          .value_parser(value_parser!(u64))
          .help_heading(TEST_HEADING),
      )
      .arg(
        Arg::new("coverage")
          .long("coverage")
          .value_name("DIR")
          .num_args(0..=1)
          .require_equals(true)
          .default_missing_value("coverage")
          .conflicts_with("inspect")
          .conflicts_with("inspect-wait")
          .conflicts_with("inspect-brk")
          .help(cstr!("Collect coverage profile data into DIR. If DIR is not specified, it uses 'coverage/'.
  <p(245)>This option can also be set via the DENO_COVERAGE_DIR environment variable."))
          .help_heading(TEST_HEADING),
      )
      .arg(
        Arg::new("coverage-raw-data-only")
          .long("coverage-raw-data-only")
          .help("Only collect raw coverage data, without generating a report")
          .action(ArgAction::SetTrue)
          .help_heading(TEST_HEADING),
      )
      .arg(
        Arg::new("clean")
          .long("clean")
          .help(cstr!("Empty the temporary coverage profile data directory before running tests.
  <p(245)>Note: running multiple `deno test --clean` calls in series or parallel for the same coverage directory may cause race conditions.</>"))
          .action(ArgAction::SetTrue)
          .help_heading(TEST_HEADING),
      )
      .arg(
        parallel_arg("test modules")
      )
      .arg(
        Arg::new("files")
          .help("List of file names to run")
          .num_args(0..)
          .action(ArgAction::Append)
          .value_hint(ValueHint::AnyPath),
      )
      .arg(
        watch_arg(true)
          .conflicts_with("no-run")
          .conflicts_with("coverage"),
      )
      .arg(watch_exclude_arg())
      .arg(no_clear_screen_arg())
      .arg(script_arg().last(true))
      .arg(
        Arg::new("junit-path")
          .long("junit-path")
          .value_name("PATH")
          .value_hint(ValueHint::FilePath)
          .help("Write a JUnit XML test report to PATH. Use '-' to write to stdout which is the default when PATH is not provided")
          .help_heading(TEST_HEADING)
      )
      .arg(
        Arg::new("reporter")
          .long("reporter")
          .help("Select reporter to use. Default to 'pretty'")
          .value_parser(["pretty", "dot", "junit", "tap"])
          .help_heading(TEST_HEADING)
      )
      .arg(
        Arg::new("hide-stacktraces")
          .long("hide-stacktraces")
          .help("Hide stack traces for errors in failure test results.")
          .action(ArgAction::SetTrue)
      )
      .arg(env_file_arg())
      .arg(executable_ext_arg())
    )
}

fn parallel_arg(descr: &str) -> Arg {
  Arg::new("parallel")
    .long("parallel")
    .help(format!("Run {descr} in parallel. Parallelism defaults to the number of available CPUs or the value of the DENO_JOBS environment variable"))
    .action(ArgAction::SetTrue)
}

fn types_subcommand() -> Command {
  command(
    "types",
    cstr!(
      "Print runtime TypeScript declarations.

  <p(245)>deno types > lib.deno.d.ts</>

The declaration file could be saved and used for typing information."
    ),
    UnstableArgsConfig::None,
  )
}

pub static UPGRADE_USAGE: &str = cstr!(
  "<g>Latest</>
  <bold>deno upgrade</>

<g>Specific version</>
  <bold>deno upgrade</> <p(245)>1.45.0</>
  <bold>deno upgrade</> <p(245)>1.46.0-rc.1</>
  <bold>deno upgrade</> <p(245)>9bc2dd29ad6ba334fd57a20114e367d3c04763d4</>

<g>Channel</>
  <bold>deno upgrade</> <p(245)>stable</>
  <bold>deno upgrade</> <p(245)>rc</>
  <bold>deno upgrade</> <p(245)>canary</>"
);

fn upgrade_subcommand() -> Command {
  command(
    "upgrade",
    color_print::cformat!("Upgrade deno executable to the given version.

{}

The version is resolved via <p(245)>https://dl.deno.land</> and then downloaded
from either there or GitHub releases, replacing the current executable.

If you want to not replace the current Deno executable but instead download an
update to a different location, use the <c>--output</> flag:
  <p(245)>deno upgrade --output $HOME/my_deno</>

<y>Read more:</> <c>https://docs.deno.com/go/upgrade</>", UPGRADE_USAGE),
    UnstableArgsConfig::None,
  )
  .hide(cfg!(not(feature = "upgrade")))
  .defer(|cmd| {
    cmd
      .arg(
        Arg::new("version")
          .long("version")
          .help("The version to upgrade to")
          .help_heading(UPGRADE_HEADING)// NOTE(bartlomieju): pre-v1.46 compat
          .hide(true),
      )
      .arg(
        Arg::new("output")
          .long("output")
          .help("The path to output the updated version to")
          .value_parser(value_parser!(String))
          .value_hint(ValueHint::FilePath)
          .help_heading(UPGRADE_HEADING),
      )
      .arg(
        Arg::new("dry-run")
          .long("dry-run")
          .help("Perform all checks without replacing old exe")
          .action(ArgAction::SetTrue)
          .help_heading(UPGRADE_HEADING),
      )
      .arg(
        Arg::new("force")
          .long("force")
          .short('f')
          .help("Replace current exe even if not out-of-date")
          .action(ArgAction::SetTrue)
          .help_heading(UPGRADE_HEADING),
      )
      .arg(
        Arg::new("canary")
          .long("canary")
          .help("Upgrade to canary builds")
          .action(ArgAction::SetTrue)
          .help_heading(UPGRADE_HEADING)// NOTE(bartlomieju): pre-v1.46 compat
          .hide(true),
      )
      .arg(
        Arg::new("release-candidate")
          .long("rc")
          .help("Upgrade to a release candidate")
          .conflicts_with_all(["canary", "version"])
          .action(ArgAction::SetTrue)
          .help_heading(UPGRADE_HEADING)
          // NOTE(bartlomieju): pre-v1.46 compat
          .hide(true),
      )
      .arg(
        Arg::new("version-or-hash-or-channel")
          .help(cstr!("Version <p(245)>(v1.46.0)</>, channel <p(245)>(rc, canary)</> or commit hash <p(245)>(9bc2dd29ad6ba334fd57a20114e367d3c04763d4)</>"))
          .value_name("VERSION")
          .action(ArgAction::Append)
          .trailing_var_arg(true),
      )
      .arg(ca_file_arg())
      .arg(unsafely_ignore_certificate_errors_arg())
  })
}

fn vendor_subcommand() -> Command {
  command("vendor",
      "`deno vendor` was removed in Deno 2.

See the Deno 1.x to 2.x Migration Guide for migration instructions: https://docs.deno.com/runtime/manual/advanced/migrate_deprecations",
      UnstableArgsConfig::ResolutionOnly
    )
    .hide(true)
}

fn publish_subcommand() -> Command {
  command("publish", "Publish the current working directory's package or workspace to JSR", UnstableArgsConfig::ResolutionOnly)
    .defer(|cmd| {
      cmd
        .arg(
          Arg::new("token")
            .long("token")
            .help("The API token to use when publishing. If unset, interactive authentication is be used")
            .help_heading(PUBLISH_HEADING)
        )
        .arg(config_arg())
        .arg(no_config_arg())
        .arg(
          Arg::new("dry-run")
            .long("dry-run")
            .help("Prepare the package for publishing performing all checks and validations without uploading")
            .action(ArgAction::SetTrue)
            .help_heading(PUBLISH_HEADING),
        )
        .arg(
          Arg::new("allow-slow-types")
            .long("allow-slow-types")
            .help("Allow publishing with slow types")
            .action(ArgAction::SetTrue)
            .help_heading(PUBLISH_HEADING),
        )
        .arg(
          Arg::new("allow-dirty")
            .long("allow-dirty")
            .help("Allow publishing if the repository has uncommitted changed")
            .action(ArgAction::SetTrue)
            .help_heading(PUBLISH_HEADING),
        )
        .arg(
          Arg::new("no-provenance")
            .long("no-provenance")
            .help(cstr!("Disable provenance attestation.
  <p(245)>Enabled by default on Github actions, publicly links the package to where it was built and published from.</>"))
            .action(ArgAction::SetTrue)
            .help_heading(PUBLISH_HEADING)
        )
        .arg(
          Arg::new("set-version")
            .long("set-version")
            .help(cstr!("Set version for a package to be published.
  <p(245)>This flag can be used while publishing individual packages and cannot be used in a workspace.</>"))
            .value_name("VERSION")
            .help_heading(PUBLISH_HEADING)
        )
        .arg(check_arg(/* type checks by default */ true))
        .arg(no_check_arg())
    })
}

fn compile_args(app: Command) -> Command {
  compile_args_without_check_args(app.arg(no_check_arg()))
}

fn compile_args_without_check_args(app: Command) -> Command {
  app
    .arg(import_map_arg())
    .arg(no_remote_arg())
    .arg(no_npm_arg())
    .arg(node_modules_dir_arg())
    .arg(vendor_arg())
    .arg(node_conditions_arg())
    .arg(config_arg())
    .arg(no_config_arg())
    .arg(reload_arg())
    .args(lock_args())
    .arg(ca_file_arg())
    .arg(unsafely_ignore_certificate_errors_arg())
    .arg(min_dep_age_arg())
}

fn permission_args(app: Command, requires: Option<&'static str>) -> Command {
  let make_deny_ignore_env_arg = |arg: Arg| {
    let mut arg = arg
      .num_args(0..)
      .use_value_delimiter(true)
      .require_equals(true)
      .value_name("VARIABLE_NAME")
      .long_help("false")
      .value_parser(|key: &str| {
        if key.is_empty() || key.contains(&['=', '\0'] as &[char]) {
          return Err(format!("invalid key \"{key}\""));
        }

        Ok(if cfg!(windows) {
          key.to_uppercase()
        } else {
          key.to_string()
        })
      })
      .hide(true);
    if let Some(requires) = requires {
      arg = arg.requires(requires)
    }
    arg
  };
  let make_deny_ignore_read_arg = |arg: Arg| {
    let mut arg = arg
      .num_args(0..)
      .action(ArgAction::Append)
      .require_equals(true)
      .value_name("PATH")
      .long_help("false")
      .value_hint(ValueHint::AnyPath)
      .hide(true);
    if let Some(requires) = requires {
      arg = arg.requires(requires)
    }
    arg
  };
  app
    .after_help(cstr!(r#"<y>Permission options:</>
<y>Docs</>: <c>https://docs.deno.com/go/permissions</>

  <g>-A, --allow-all</>                           Allow all permissions.
  <g>-P, --permission-set[=<<NAME>]</>            Loads the permission set from the config file.
  <g>--no-prompt</>                               Always throw if required permission wasn't passed.
                                             <p(245)>Can also be set via the DENO_NO_PROMPT environment variable.</>
  <g>-R, --allow-read[=<<PATH>...]</>             Allow file system read access. Optionally specify allowed paths.
                                             <p(245)>--allow-read  |  --allow-read="/etc,/var/log.txt"</>
  <g>-W, --allow-write[=<<PATH>...]</>            Allow file system write access. Optionally specify allowed paths.
                                             <p(245)>--allow-write  |  --allow-write="/etc,/var/log.txt"</>
  <g>-I, --allow-import[=<<IP_OR_HOSTNAME>...]</> Allow importing from remote hosts. Optionally specify allowed IP addresses and host names, with ports as necessary.
                                            Default value: <p(245)>deno.land:443,jsr.io:443,esm.sh:443,cdn.jsdelivr.net:443,raw.githubusercontent.com:443,gist.githubusercontent.com:443</>
                                             <p(245)>--allow-import  |  --allow-import="example.com,github.com"</>
  <g>-N, --allow-net[=<<IP_OR_HOSTNAME>...]</>    Allow network access. Optionally specify allowed IP addresses and host names, with ports as necessary.
                                             <p(245)>--allow-net  |  --allow-net="localhost:8080,deno.land"</>
  <g>-E, --allow-env[=<<VARIABLE_NAME>...]</>     Allow access to environment variables. Optionally specify accessible environment variables.
                                             <p(245)>--allow-env  |  --allow-env="PORT,HOME,PATH"</>
  <g>-S, --allow-sys[=<<API_NAME>...]</>          Allow access to OS information. Optionally allow specific APIs by function name.
                                             <p(245)>--allow-sys  |  --allow-sys="systemMemoryInfo,osRelease"</>
      <g>--allow-run[=<<PROGRAM_NAME>...]</>      Allow running subprocesses. Optionally specify allowed runnable program names.
                                             <p(245)>--allow-run  |  --allow-run="whoami,ps"</>
      <g>--allow-ffi[=<<PATH>...]</>              (Unstable) Allow loading dynamic libraries. Optionally specify allowed directories or files.
                                             <p(245)>--allow-ffi  |  --allow-ffi="./libfoo.so"</>
      <g>--deny-read[=<<PATH>...]</>              Deny file system read access. Optionally specify denied paths.
                                             <p(245)>--deny-read  |  --deny-read="/etc,/var/log.txt"</>
      <g>--deny-write[=<<PATH>...]</>             Deny file system write access. Optionally specify denied paths.
                                             <p(245)>--deny-write  |  --deny-write="/etc,/var/log.txt"</>
      <g>--deny-net[=<<IP_OR_HOSTNAME>...]</>     Deny network access. Optionally specify defined IP addresses and host names, with ports as necessary.
                                             <p(245)>--deny-net  |  --deny-net="localhost:8080,deno.land"</>
      <g>--deny-env[=<<VARIABLE_NAME>...]</>      Deny access to environment variables. Optionally specify inacessible environment variables.
                                             <p(245)>--deny-env  |  --deny-env="PORT,HOME,PATH"</>
      <g>--deny-sys[=<<API_NAME>...]</>           Deny access to OS information. Optionally deny specific APIs by function name.
                                             <p(245)>--deny-sys  |  --deny-sys="systemMemoryInfo,osRelease"</>
      <g>--deny-run[=<<PROGRAM_NAME>...]</>       Deny running subprocesses. Optionally specify denied runnable program names.
                                             <p(245)>--deny-run  |  --deny-run="whoami,ps"</>
      <g>--deny-ffi[=<<PATH>...]</>               (Unstable) Deny loading dynamic libraries. Optionally specify denied directories or files.
                                             <p(245)>--deny-ffi  |  --deny-ffi="./libfoo.so"</>
      <g>--deny-import[=<<IP_OR_HOSTNAME>...]</>  Deny importing from remote hosts. Optionally specify denied IP addresses and host names, with ports as necessary.
                                             <p(245)>--deny-import  |  --deny-import="example.com:443,github.com:443"</>
      <g>--ignore-env[=<<VARIABLE_NAME>...]</>    Ignore access to environment variables returning `undefined`. Optionally specify ignored environment variables.
                                             <p(245)>--ignore-env  |  --ignore-env="PORT,HOME,PATH"</>
      <g>--ignore-read[=<<PATH>...]</>            Ignore file system read access with a `NotFound` error. Optionally specify ignored paths.
                                             <p(245)>--ignore-read  |  --ignore-read="/etc,/var/log.txt"</>
      <g>DENO_TRACE_PERMISSIONS</>                Environmental variable to enable stack traces in permission prompts.
                                             <p(245)>DENO_TRACE_PERMISSIONS=1 deno run main.ts</>
      <g>DENO_AUDIT_PERMISSIONS</>               Environmental variable to generate a JSONL file with all permissions accesses.
                                             <p(245)>DENO_TRACE_PERMISSIONS=./audit.jsonl deno run main.ts</>
"#))
    .arg(
      {
        let mut arg = allow_all_arg().hide(true);
        if let Some(requires) = requires {
          arg = arg.requires(requires)
        }
        arg
      }
    )
    .arg(
      {
        let mut arg = Arg::new("permission-set")
          .long("permission-set")
          .action(ArgAction::Set)
          .num_args(0..=1)
          .require_equals(true)
          .default_missing_value("")
          .short('P')
          .hide(true);
        if let Some(requires) = requires {
          arg = arg.requires(requires);
        }
        arg
      }
    )
    .arg(
      {
        let mut arg = Arg::new("allow-read")
          .long("allow-read")
          .short('R')
          .num_args(0..)
          .action(ArgAction::Append)
          .require_equals(true)
          .value_name("PATH")
          .long_help("false")
          .value_hint(ValueHint::AnyPath)
          .hide(true);
        if let Some(requires) = requires {
          arg = arg.requires(requires)
        }
        arg
      }
    )
    .arg(make_deny_ignore_read_arg(Arg::new("deny-read").long("deny-read")))
    .arg(make_deny_ignore_read_arg(Arg::new("ignore-read").long("ignore-read")))
    .arg(
      {
        let mut arg = Arg::new("allow-write")
          .long("allow-write")
          .short('W')
          .num_args(0..)
          .action(ArgAction::Append)
          .require_equals(true)
          .value_name("PATH")
          .long_help("false")
          .value_hint(ValueHint::AnyPath)
          .hide(true);
        if let Some(requires) = requires {
          arg = arg.requires(requires)
        }
        arg
      }
    )
    .arg(
      {
        let mut arg = Arg::new("deny-write")
          .long("deny-write")
          .num_args(0..)
          .action(ArgAction::Append)
          .require_equals(true)
          .value_name("PATH")
          .long_help("false")
          .value_hint(ValueHint::AnyPath)
          .hide(true);
        if let Some(requires) = requires {
          arg = arg.requires(requires)
        }
        arg
      }
    )
    .arg(
      {
        let mut arg = Arg::new("allow-net")
          .long("allow-net")
          .short('N')
          .num_args(0..)
          .use_value_delimiter(true)
          .require_equals(true)
          .value_name("IP_OR_HOSTNAME")
          .long_help("false")
          .value_parser(flags_net::validator)
          .hide(true);
        if let Some(requires) = requires {
          arg = arg.requires(requires)
        }
        arg
      }
    )
    .arg(
      {
        let mut arg = Arg::new("deny-net")
          .long("deny-net")
          .num_args(0..)
          .use_value_delimiter(true)
          .require_equals(true)
          .value_name("IP_OR_HOSTNAME")
          .long_help("false")
          .value_parser(flags_net::validator)
          .hide(true);
        if let Some(requires) = requires {
          arg = arg.requires(requires)
        }
        arg
      }
    )
    .arg(
      {
        let mut arg = Arg::new("allow-env")
          .long("allow-env")
          .short('E')
          .num_args(0..)
          .use_value_delimiter(true)
          .require_equals(true)
          .value_name("VARIABLE_NAME")
          .long_help("false")
          .value_parser(|key: &str| {
            if key.is_empty() || key.contains(&['=', '\0'] as &[char]) {
              return Err(format!("invalid key \"{key}\""));
            }

            Ok(if cfg!(windows) {
              key.to_uppercase()
            } else {
              key.to_string()
            })
          })
          .hide(true);
        if let Some(requires) = requires {
          arg = arg.requires(requires)
        }
        arg
      }
    )
    .arg(make_deny_ignore_env_arg(Arg::new("deny-env").long("deny-env")))
    .arg(make_deny_ignore_env_arg(Arg::new("ignore-env").long("ignore-env")))
    .arg(
      {
        let mut arg = Arg::new("allow-sys")
          .long("allow-sys")
          .short('S')
          .num_args(0..)
          .use_value_delimiter(true)
          .require_equals(true)
          .value_name("API_NAME")
          .long_help("false")
          .value_parser(|key: &str| SysDescriptor::parse(key.to_string()).map(|s| s.into_string()))
          .hide(true);
        if let Some(requires) = requires {
          arg = arg.requires(requires)
        }
        arg
      }
    )
    .arg(
      {
        let mut arg = Arg::new("deny-sys")
          .long("deny-sys")
          .num_args(0..)
          .use_value_delimiter(true)
          .require_equals(true)
          .value_name("API_NAME")
          .long_help("false")
          .value_parser(|key: &str| SysDescriptor::parse(key.to_string()).map(|s| s.into_string()))
          .hide(true);
        if let Some(requires) = requires {
          arg = arg.requires(requires)
        }
        arg
      }
    )
    .arg(
      {
        let mut arg = Arg::new("allow-run")
          .long("allow-run")
          .num_args(0..)
          .use_value_delimiter(true)
          .require_equals(true)
          .value_name("PROGRAM_NAME")
          .long_help("false")
          .hide(true);
        if let Some(requires) = requires {
          arg = arg.requires(requires)
        }
        arg
      }
    )
    .arg(
      {
        let mut arg = Arg::new("deny-run")
          .long("deny-run")
          .num_args(0..)
          .use_value_delimiter(true)
          .require_equals(true)
          .value_name("PROGRAM_NAME")
          .long_help("false")
          .hide(true);
        if let Some(requires) = requires {
          arg = arg.requires(requires)
        }
        arg

      }
    )
    .arg(
      {
        let mut arg = Arg::new("allow-ffi")
          .long("allow-ffi")
          .num_args(0..)
          .action(ArgAction::Append)
          .require_equals(true)
          .value_name("PATH")
          .long_help("false")
          .value_hint(ValueHint::AnyPath)
          .hide(true);
        if let Some(requires) = requires {
          arg = arg.requires(requires)
        }
        arg
      }
    )
    .arg(
      {
        let mut arg = Arg::new("deny-ffi")
          .long("deny-ffi")
          .num_args(0..)
          .action(ArgAction::Append)
          .require_equals(true)
          .value_name("PATH")
          .long_help("false")
          .value_hint(ValueHint::AnyPath)
          .hide(true);
        if let Some(requires) = requires {
          arg = arg.requires(requires)
        }
        arg
      }
    )
    .arg(
      {
        let mut arg = Arg::new("allow-hrtime")
          .long("allow-hrtime")
          .action(ArgAction::SetTrue)
          .long_help("false")
          .hide(true);
        if let Some(requires) = requires {
          arg = arg.requires(requires)
        }
        arg
      }
    )
    .arg(
      {
        let mut arg = Arg::new("deny-hrtime")
          .long("deny-hrtime")
          .action(ArgAction::SetTrue)
          .long_help("false")
          .hide(true);
        if let Some(requires) = requires {
          arg = arg.requires(requires)
        }
        arg
      }
    )
    .arg(
      {
        let mut arg = Arg::new("no-prompt")
          .long("no-prompt")
          .action(ArgAction::SetTrue)
          .hide(true)
          .long_help("false");
        if let Some(requires) = requires {
          arg = arg.requires(requires)
        }
        arg
      }
    )
    .arg(
      {
        let mut arg = allow_import_arg().hide(true);
        if let Some(requires) = requires {
          // allow this for install --global
          if requires != "global" {
            arg = arg.requires(requires)
          }
        }
        arg
      }
    )
    .arg(
      {
        let mut arg = deny_import_arg().hide(true);
        if let Some(requires) = requires {
          // allow this for install --global
          if requires != "global" {
            arg = arg.requires(requires)
          }
        }
        arg
      }
    )
}

fn allow_all_arg() -> Arg {
  Arg::new("allow-all")
    .short('A')
    .long("allow-all")
    .conflicts_with("allow-read")
    .conflicts_with("allow-write")
    .conflicts_with("allow-net")
    .conflicts_with("allow-env")
    .conflicts_with("allow-run")
    .conflicts_with("allow-sys")
    .conflicts_with("allow-ffi")
    .conflicts_with("allow-import")
    .conflicts_with("permission-set")
    .help("Allow all permissions")
    // So situations like `--allow-all -A` don't crash - this is for historic reason,
    // because VSCode automatically added `--allow-all` in some scenarios, causing crashes
    // when users used `-A` themselves.
    .action(ArgAction::Count)
}

fn runtime_args(
  app: Command,
  include_perms: bool,
  include_inspector: bool,
  include_allow_scripts: bool,
) -> Command {
  let app = compile_args(app);
  let app = if include_perms {
    permission_args(app, None)
  } else {
    app
  };
  let app = if include_inspector {
    inspect_args(app)
  } else {
    app
  };
  let app = if include_allow_scripts {
    app.arg(allow_scripts_arg())
  } else {
    app
  };
  runtime_misc_args(app)
}

fn runtime_misc_args(app: Command) -> Command {
  app
    .arg(cached_only_arg())
    .arg(location_arg())
    .arg(v8_flags_arg())
    .arg(seed_arg())
    .arg(enable_testing_features_arg())
    .arg(trace_ops_arg())
    .arg(eszip_arg())
    .arg(preload_arg())
    .arg(require_arg())
}

fn eszip_arg() -> Arg {
  Arg::new("eszip-internal-do-not-use")
    .hide(true)
    .long("eszip-internal-do-not-use")
    .action(ArgAction::SetTrue)
}

fn allow_import_arg() -> Arg {
  Arg::new("allow-import")
    .long("allow-import")
    .short('I')
    .num_args(0..)
    .use_value_delimiter(true)
    .require_equals(true)
    .value_name("IP_OR_HOSTNAME")
    .help(cstr!(
      "Allow importing from remote hosts. Optionally specify allowed IP addresses and host names, with ports as necessary. Default value: <p(245)>deno.land:443,jsr.io:443,esm.sh:443,cdn.jsdelivr.net:443,raw.githubusercontent.com:443,gist.githubusercontent.com:443</>"
    ))
    .value_parser(flags_net::validator)
}

fn deny_import_arg() -> Arg {
  Arg::new("deny-import")
  .long("deny-import")
  .num_args(0..)
  .use_value_delimiter(true)
  .require_equals(true)
  .value_name("IP_OR_HOSTNAME")
  .help(cstr!(
    "Deny importing from remote hosts. Optionally specify denied IP addresses and host names, with ports as necessary."
  ))
  .value_parser(flags_net::validator)
}

pub fn inspect_value_parser(host_and_port: &str) -> Result<SocketAddr, String> {
  const DEFAULT_HOST: &str = "127.0.0.1";
  const DEFAULT_PORT: u16 = 9229;

  fn parse_port(port: &str) -> Result<u16, String> {
    port
      .parse::<u16>()
      .map_err(|_| format!("Invalid inspector port '{port}'"))
  }

  let default_host: IpAddr = DEFAULT_HOST.parse().unwrap();

  if host_and_port.is_empty() {
    return Err("Inspector address cannot be empty".to_string());
  }

  if let Some(port_part) = host_and_port.strip_prefix(':') {
    let port = if port_part.is_empty() {
      DEFAULT_PORT
    } else {
      parse_port(port_part)?
    };
    return Ok(SocketAddr::new(default_host, port));
  }

  if host_and_port.contains(':') {
    if let Ok(addr) = host_and_port.parse::<SocketAddr>() {
      return Ok(addr);
    }

    if let Ok(host_ip) = host_and_port.parse::<IpAddr>() {
      return Ok(SocketAddr::new(host_ip, DEFAULT_PORT));
    }

    let (host_part, port_part) = host_and_port
      .rsplit_once(':')
      .ok_or_else(|| format!("Invalid inspector address '{host_and_port}'"))?;

    let port = if port_part.is_empty() {
      DEFAULT_PORT
    } else {
      parse_port(port_part)?
    };

    let host_ip = host_part
      .parse::<IpAddr>()
      .map_err(|e| format!("Invalid inspector host '{host_part}': {:?}", e))?;

    return Ok(SocketAddr::new(host_ip, port));
  }

  if host_and_port.chars().all(|c| c.is_ascii_digit()) {
    let port = parse_port(host_and_port)?;
    return Ok(SocketAddr::new(default_host, port));
  }

  let host_ip = host_and_port.parse::<IpAddr>().map_err(|e| {
    format!("Invalid inspector host '{host_and_port}': {:?}", e)
  })?;

  Ok(SocketAddr::new(host_ip, DEFAULT_PORT))
}

fn inspect_args(app: Command) -> Command {
  app
    .arg(
      Arg::new("inspect")
        .long("inspect")
        .value_name("HOST_PORT")
        .default_missing_value("127.0.0.1:9229")
        .help(cstr!("Activate inspector on host:port <p(245)>[default: 127.0.0.1:9229]</>. Host and port are optional. Using port 0 will assign a random free port."))
        .num_args(0..=1)
        .require_equals(true)
        .value_parser(inspect_value_parser)
        .help_heading(DEBUGGING_HEADING),
    )
    .arg(
      Arg::new("inspect-brk")
        .long("inspect-brk")
        .value_name("HOST_PORT")
        .default_missing_value("127.0.0.1:9229")
        .help(
          "Activate inspector on host:port, wait for debugger to connect and break at the start of user script",
        )
        .num_args(0..=1)
        .require_equals(true)
        .value_parser(inspect_value_parser)
        .help_heading(DEBUGGING_HEADING),
    )
    .arg(
      Arg::new("inspect-wait")
        .long("inspect-wait")
        .value_name("HOST_PORT")
        .default_missing_value("127.0.0.1:9229")
        .help(
          "Activate inspector on host:port and wait for debugger to connect before running user code",
        )
        .num_args(0..=1)
        .require_equals(true)
        .value_parser(inspect_value_parser)
        .help_heading(DEBUGGING_HEADING),
    )
    .arg(inspect_publish_uid_arg())
}

fn inspect_publish_uid_value_parser(
  value: &str,
) -> Result<InspectPublishUid, String> {
  parse_inspect_publish_uid(value)
}

fn inspect_publish_uid_arg() -> Arg {
  Arg::new("inspect-publish-uid")
    .long("inspect-publish-uid")
    .value_name("VALUE")
    .require_equals(true)
    .value_parser(inspect_publish_uid_value_parser)
    .hide(true)
}

fn import_map_arg() -> Arg {
  Arg::new("import-map")
    .long("import-map")
    .alias("importmap")
    .value_name("FILE")
    .help(cstr!(
      "Load import map file from local file or remote URL
  <p(245)>Docs: https://docs.deno.com/runtime/manual/basics/import_maps</>",
    ))
    .value_hint(ValueHint::FilePath)
    .help_heading(DEPENDENCY_MANAGEMENT_HEADING)
}

fn env_file_arg() -> Arg {
  Arg::new("env-file")
    .long("env-file")
    .alias("env")
    .value_name("FILE")
    .help(cstr!(
      "Load environment variables from local file
  <p(245)>Only the first environment variable with a given key is used.
  Existing process environment variables are not overwritten, so if variables with the same names already exist in the environment, their values will be preserved.
  Where multiple declarations for the same environment variable exist in your .env file, the first one encountered is applied. This is determined by the order of the files you pass as arguments.</>"
    ))
    .value_hint(ValueHint::FilePath)
    .default_missing_value(".env")
    .require_equals(true)
    .num_args(0..=1)
    .action(ArgAction::Append)
}

fn reload_arg() -> Arg {
  Arg::new("reload")
    .short('r')
    .num_args(0..)
    .action(ArgAction::Append)
    .require_equals(true)
    .long("reload")
    .value_name("CACHE_BLOCKLIST")
    .help(
      cstr!("Reload source code cache (recompile TypeScript)
  <p(245)>no value                                                 Reload everything
  jsr:@std/http/file-server,jsr:@std/assert/assert-equals  Reloads specific modules
  npm:                                                     Reload all npm modules
  npm:chalk                                                Reload specific npm module</>",
    ))
    .value_hint(ValueHint::FilePath)
    .help_heading(DEPENDENCY_MANAGEMENT_HEADING)
}

fn preload_arg() -> Arg {
  Arg::new("preload")
    .long("preload")
    .alias("import")
    .value_name("FILE")
    .action(ArgAction::Append)
    .help("A list of files that will be executed before the main module")
    .value_hint(ValueHint::FilePath)
}

fn require_arg() -> Arg {
  Arg::new("require")
    .long("require")
    .value_name("FILE")
    .action(ArgAction::Append)
    .help(
      "A list of CommonJS modules that will be executed before the main module",
    )
    .value_hint(ValueHint::FilePath)
}

fn min_dep_age_arg() -> Arg {
  Arg::new("minimum-dependency-age")
    .long("minimum-dependency-age")
    .value_parser(minutes_duration_or_date_parser)
    .help("(Unstable) The age in minutes, ISO-8601 duration or RFC3339 absolute timestamp (e.g. '120' for two hours, 'P2D' for two days, '2025-09-16' for cutoff date, '2025-09-16T12:00:00+00:00' for cutoff time, '0' to disable)")
}

fn ca_file_arg() -> Arg {
  Arg::new("cert")
    .long("cert")
    .value_name("FILE")
    .help("Load certificate authority from PEM encoded file")
    .value_hint(ValueHint::FilePath)
}

fn cached_only_arg() -> Arg {
  Arg::new("cached-only")
    .long("cached-only")
    .action(ArgAction::SetTrue)
    .help("Require that remote dependencies are already cached")
    .help_heading(DEPENDENCY_MANAGEMENT_HEADING)
}

/// Used for subcommands that operate on executable scripts only.
/// `deno fmt` has its own `--ext` arg because its possible values differ.
/// If --ext is not provided and the script doesn't have a file extension,
/// deno_graph::parse_module() defaults to js.
fn executable_ext_arg() -> Arg {
  Arg::new("ext")
    .long("ext")
    .help("Set content type of the supplied file")
    .value_parser(["ts", "tsx", "js", "jsx", "mts", "mjs", "cts", "cjs"])
}

fn location_arg() -> Arg {
  Arg::new("location")
    .long("location")
    .value_name("HREF")
    .value_parser(|href: &str| -> Result<Url, String> {
      let url = Url::parse(href);
      if url.is_err() {
        return Err("Failed to parse URL".to_string());
      }
      let mut url = url.unwrap();
      if !["http", "https"].contains(&url.scheme()) {
        return Err("Expected protocol \"http\" or \"https\"".to_string());
      }
      url.set_username("").unwrap();
      url.set_password(None).unwrap();
      Ok(url)
    })
    .help(cstr!(
      "Value of <p(245)>globalThis.location</> used by some web APIs"
    ))
    .value_hint(ValueHint::Url)
}

fn enable_testing_features_arg() -> Arg {
  Arg::new("enable-testing-features-do-not-use")
    .long("enable-testing-features-do-not-use")
    .help("INTERNAL: Enable internal features used during integration testing")
    .action(ArgAction::SetTrue)
    .hide(true)
}

fn trace_ops_arg() -> Arg {
  Arg::new("trace-ops")
    .long("trace-ops")
    .num_args(0..)
    .use_value_delimiter(true)
    .require_equals(true)
    .value_name("OPS")
    .help("Trace low-level op calls")
    .hide(true)
}

fn v8_flags_arg() -> Arg {
  Arg::new("v8-flags")
    .long("v8-flags")
    .num_args(..)
    .use_value_delimiter(true)
    .require_equals(true)
    .value_name("V8_FLAGS")
    .help( cstr!("To see a list of all available flags use --v8-flags=--help
  <p(245)>Flags can also be set via the DENO_V8_FLAGS environment variable.
  Any flags set with this flag are appended after the DENO_V8_FLAGS environment variable</>"))
}

fn seed_arg() -> Arg {
  Arg::new("seed")
    .long("seed")
    .value_name("NUMBER")
    .help("Set the random number generator seed")
    .value_parser(value_parser!(u64))
}

fn hmr_arg(takes_files: bool) -> Arg {
  let arg = Arg::new("hmr")
    .long("watch-hmr")
    // NOTE(bartlomieju): compatibility with Deno pre-1.46
    .alias("unstable-hmr")
    .help("Watch for file changes and hot replace modules")
    .conflicts_with("watch")
    .help_heading(FILE_WATCHING_HEADING);

  if takes_files {
    arg
      .value_name("FILES")
      .num_args(0..)
      .action(ArgAction::Append)
      .require_equals(true)
      .help(
        cstr!(
        "Watch for file changes and restart process automatically.
  <p(245)>Local files from entry point module graph are watched by default.
  Additional paths might be watched by passing them as arguments to this flag.</>"),
      )
      .value_hint(ValueHint::AnyPath)
  } else {
    arg.action(ArgAction::SetTrue).help(cstr!(
      "Watch for file changes and restart process automatically.
  <p(245)>Only local files from entry point module graph are watched.</>"
    ))
  }
}

fn watch_arg(takes_files: bool) -> Arg {
  let arg = Arg::new("watch")
    .long("watch")
    .help_heading(FILE_WATCHING_HEADING);

  if takes_files {
    arg
      .value_name("FILES")
      .num_args(0..)
      .action(ArgAction::Append)
      .require_equals(true)
      .help(
        cstr!(
        "Watch for file changes and restart process automatically.
  <p(245)>Local files from entry point module graph are watched by default.
  Additional paths might be watched by passing them as arguments to this flag.</>"),
      )
      .value_hint(ValueHint::AnyPath)
  } else {
    arg.action(ArgAction::SetTrue).help(cstr!(
      "Watch for file changes and restart process automatically.
  <p(245)>Only local files from entry point module graph are watched.</>"
    ))
  }
}

fn no_clear_screen_arg() -> Arg {
  Arg::new("no-clear-screen")
    .requires("watch")
    .long("no-clear-screen")
    .action(ArgAction::SetTrue)
    .help("Do not clear terminal screen when under watch mode")
    .help_heading(FILE_WATCHING_HEADING)
}

fn no_code_cache_arg() -> Arg {
  Arg::new("no-code-cache")
    .long("no-code-cache")
    .help("Disable V8 code cache feature")
    .action(ArgAction::SetTrue)
}

fn coverage_arg() -> Arg {
  Arg::new("coverage")
    .long("coverage")
    .value_name("DIR")
    .num_args(0..=1)
    .require_equals(true)
    .default_missing_value("coverage")
    .conflicts_with("inspect")
    .conflicts_with("inspect-wait")
    .conflicts_with("inspect-brk")
    .help(cstr!("Collect coverage profile data into DIR. If DIR is not specified, it uses 'coverage/'.
  <p(245)>This option can also be set via the DENO_COVERAGE_DIR environment variable."))
    .value_hint(ValueHint::AnyPath)
}

fn permit_no_files_arg() -> Arg {
  Arg::new("permit-no-files")
    .long("permit-no-files")
    .help("Don't return an error code if no files were found")
    .action(ArgAction::SetTrue)
}

fn watch_exclude_arg() -> Arg {
  Arg::new("watch-exclude")
    .long("watch-exclude")
    .help("Exclude provided files/patterns from watch mode")
    .value_name("FILES")
    .num_args(0..)
    .action(ArgAction::Append)
    .require_equals(true)
    .value_hint(ValueHint::AnyPath)
    .help_heading(FILE_WATCHING_HEADING)
}

fn no_check_arg() -> Arg {
  Arg::new("no-check")
    .num_args(0..=1)
    .require_equals(true)
    .value_name("NO_CHECK_TYPE")
    .long("no-check")
    .help("Skip type-checking. If the value of \"remote\" is supplied, diagnostic errors from remote modules will be ignored")
    .help_heading(TYPE_CHECKING_HEADING)
}

fn tunnel_arg() -> Arg {
  Arg::new("tunnel")
    .long("tunnel")
    .alias("connected")
    .short('t')
    .num_args(0..=1)
    .help(cstr!(
      "Execute tasks with a tunnel to Deno Deploy.

    Create a secure connection between your local machine and Deno Deploy,
    providing access to centralised environment variables, logging,
    and serving from your local environment to the public internet"
    ))
    .require_equals(true)
    .action(ArgAction::SetTrue)
}

fn check_arg(checks_local_by_default: bool) -> Arg {
  let arg = Arg::new("check")
    .conflicts_with("no-check")
    .long("check")
    .num_args(0..=1)
    .require_equals(true)
    .value_name("CHECK_TYPE")
    .help_heading(TYPE_CHECKING_HEADING);

  if checks_local_by_default {
    arg.help(
      cstr!("Set type-checking behavior. This subcommand type-checks local modules by default, so adding --check is redundant
  <p(245)>If the value of \"all\" is supplied, remote modules will be included.
  Alternatively, the 'deno check' subcommand can be used</>",
    ))
  } else {
    arg.help(cstr!(
      "Enable type-checking. This subcommand does not type-check by default
  <p(245)>If the value of \"all\" is supplied, remote modules will be included.
  Alternatively, the 'deno check' subcommand can be used</>"
    ))
  }
}

fn script_arg() -> Arg {
  Arg::new("script_arg")
    .num_args(0..)
    .action(ArgAction::Append)
    // NOTE: these defaults are provided
    // so `deno run --v8-flags=--help` works
    // without specifying file to run.
    .default_value_ifs([
      ("v8-flags", "--help", Some("_")),
      ("v8-flags", "-help", Some("_")),
    ])
    .help("Script arg")
    .value_name("SCRIPT_ARG")
    .value_hint(ValueHint::FilePath)
}

fn lock_args() -> [Arg; 3] {
  [
    Arg::new("lock")
      .long("lock")
      .value_name("FILE")
      .default_missing_value("./deno.lock")
      .help("Check the specified lock file. (If value is not provided, defaults to \"./deno.lock\")")
      .num_args(0..=1)
      .value_parser(value_parser!(String))
      .value_hint(ValueHint::FilePath)
      .help_heading(DEPENDENCY_MANAGEMENT_HEADING),
    Arg::new("no-lock")
      .long("no-lock")
      .action(ArgAction::SetTrue)
      .help("Disable auto discovery of the lock file")
      .conflicts_with("lock")
      .help_heading(DEPENDENCY_MANAGEMENT_HEADING),
    Arg::new("frozen")
      .long("frozen")
      .alias("frozen-lockfile")
      .value_parser(value_parser!(bool))
      .value_name("BOOLEAN")
      .num_args(0..=1)
      .require_equals(true)
      .default_missing_value("true")
      .help("Error out if lockfile is out of date")
      .help_heading(DEPENDENCY_MANAGEMENT_HEADING)
  ]
}

fn node_conditions_arg() -> Arg {
  Arg::new("conditions")
    .long("conditions")
    .help("Use this argument to specify custom conditions for npm package exports. You can also use DENO_CONDITIONS env var.

Docs: https://docs.deno.com/go/conditional-exports")
    .use_value_delimiter(true)
    .action(ArgAction::Append)
}

fn config_arg() -> Arg {
  Arg::new("config")
    .short('c')
    .long("config")
    .value_name("FILE")
    .help(cstr!("Configure different aspects of deno including TypeScript, linting, and code formatting.
  <p(245)>Typically the configuration file will be called `deno.json` or `deno.jsonc` and
  automatically detected; in that case this flag is not necessary.
  Docs: https://docs.deno.com/go/config</>"))
    .value_hint(ValueHint::FilePath)
}

fn no_config_arg() -> Arg {
  Arg::new("no-config")
    .long("no-config")
    .action(ArgAction::SetTrue)
    .help("Disable automatic loading of the configuration file")
    .conflicts_with("config")
}

fn no_remote_arg() -> Arg {
  Arg::new("no-remote")
    .long("no-remote")
    .action(ArgAction::SetTrue)
    .help("Do not resolve remote modules")
    .help_heading(DEPENDENCY_MANAGEMENT_HEADING)
}

fn no_npm_arg() -> Arg {
  Arg::new("no-npm")
    .long("no-npm")
    .action(ArgAction::SetTrue)
    .help("Do not resolve npm modules")
    .help_heading(DEPENDENCY_MANAGEMENT_HEADING)
}

fn node_modules_arg_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  let value = matches.remove_one::<NodeModulesDirMode>("node-modules-dir");
  if let Some(mode) = value {
    flags.node_modules_dir = Some(mode);
  }
}

fn node_modules_dir_arg() -> Arg {
  fn parse_node_modules_dir_mode(
    s: &str,
  ) -> Result<NodeModulesDirMode, String> {
    match s {
      "auto" | "true" => Ok(NodeModulesDirMode::Auto),
      "manual" => Ok(NodeModulesDirMode::Manual),
      "none" | "false" => Ok(NodeModulesDirMode::None),
      _ => Err(format!(
        "Invalid value '{}': expected \"auto\", \"manual\" or \"none\"",
        s
      )),
    }
  }

  Arg::new("node-modules-dir")
    .long("node-modules-dir")
    .num_args(0..=1)
    .default_missing_value("auto")
    .value_parser(clap::builder::ValueParser::new(parse_node_modules_dir_mode))
    .value_name("MODE")
    .require_equals(true)
    .help("Sets the node modules management mode for npm packages")
    .help_heading(DEPENDENCY_MANAGEMENT_HEADING)
}

fn vendor_arg() -> Arg {
  Arg::new("vendor")
    .long("vendor")
    .num_args(0..=1)
    .value_parser(value_parser!(bool))
    .default_missing_value("true")
    .require_equals(true)
    .help("Toggles local vendor folder usage for remote modules and a node_modules folder for npm packages")
    .help_heading(DEPENDENCY_MANAGEMENT_HEADING)
}

fn unsafely_ignore_certificate_errors_arg() -> Arg {
  Arg::new("unsafely-ignore-certificate-errors")
    .hide(true)
    .long("unsafely-ignore-certificate-errors")
    .num_args(0..)
    .use_value_delimiter(true)
    .require_equals(true)
    .value_name("HOSTNAMES")
    .help("DANGER: Disables verification of TLS certificates")
    .value_parser(flags_net::validator)
}

fn allow_scripts_arg() -> Arg {
  Arg::new("allow-scripts")
    .long("allow-scripts")
    .num_args(0..)
    .action(ArgAction::Append)
    .require_equals(true)
    .value_name("PACKAGE")
    .value_parser(parse_packages_allowed_scripts)
    .help(cstr!("Allow running npm lifecycle scripts for the given packages
  <p(245)>Note: Scripts will only be executed when using a node_modules directory (`--node-modules-dir`)</>"))
}

enum UnstableArgsConfig {
  // for backwards-compatability
  None,
  ResolutionOnly,
  ResolutionAndRuntime,
}

trait CommandExt {
  fn with_unstable_args(self, cfg: UnstableArgsConfig) -> Self;
}

impl CommandExt for Command {
  fn with_unstable_args(self, cfg: UnstableArgsConfig) -> Self {
    let mut next_display_order = {
      let mut value = 1000;
      move || {
        value += 1;
        value
      }
    };

    let mut cmd = self.arg(
      Arg::new("unstable")
      .long("unstable")
      .help(cstr!("The `--unstable` flag has been deprecated. Use granular `--unstable-*` flags instead
  <p(245)>To view the list of individual unstable feature flags, run this command again with --help=unstable</>"))
      .action(ArgAction::SetTrue)
      .hide(matches!(cfg, UnstableArgsConfig::None))
      .display_order(next_display_order())
    );

    for feature in deno_runtime::UNSTABLE_FEATURES.iter() {
      let mut arg = Arg::new(feature.flag_name)
        .long(feature.flag_name)
        .help(feature.help_text)
        .action(ArgAction::SetTrue)
        .value_parser(FalseyValueParser::new())
        .hide(true)
        .help_heading(UNSTABLE_HEADING)
        .display_order(next_display_order());

      // TODO(bartlomieju):
      // Value of `.long_help()` is actuall a metadata. It should be rewritten to use
      // Clap's `ArgExt` instead
      let mut long_help_val = None;

      if feature.show_in_help {
        if matches!(cfg, UnstableArgsConfig::ResolutionOnly)
          && matches!(feature.kind, UnstableFeatureKind::Cli)
        {
          long_help_val = Some("true");
        }

        if matches!(cfg, UnstableArgsConfig::ResolutionAndRuntime) {
          long_help_val = Some("true");
        }
      }

      if feature.flag_name == "unstable-sloppy-imports" {
        arg = arg.alias("sloppy-imports");
      }

      arg = arg.long_help(long_help_val);
      cmd = cmd.arg(arg);
    }

    cmd
  }
}

fn allow_scripts_arg_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) -> clap::error::Result<()> {
  let Some(parts) = matches.remove_many::<String>("allow-scripts") else {
    return Ok(());
  };
  if parts.len() == 0 {
    flags.allow_scripts = PackagesAllowedScripts::All;
  } else {
    flags.allow_scripts = PackagesAllowedScripts::Some(
      parts
        .flat_map(flat_escape_split_commas)
        .map(|result| {
          let value = result?;
          let dep = JsrDepPackageReq::from_str_loose(&value).map_err(|e| {
            clap::Error::raw(clap::error::ErrorKind::InvalidValue, e)
          })?;
          if dep.kind != PackageKind::Npm {
            return Err(clap::Error::raw(
              clap::error::ErrorKind::InvalidValue,
              format!("Only npm package constraints are supported: {}", value),
            ));
          }
          if dep.req.version_req.tag().is_some() {
            return Err(clap::Error::raw(
              clap::error::ErrorKind::InvalidValue,
              format!("Tags are not supported in --allow-scripts: {}", value),
            ));
          }
          Ok(dep.req)
        })
        .collect::<Result<_, _>>()?,
    );
  }
  Ok(())
}

fn audit_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) -> clap::error::Result<()> {
  lock_args_parse(flags, matches);
  let severity = matches
    .remove_one::<String>("level")
    .unwrap_or_else(|| "low".to_string());
  let ignore_unfixable = matches.get_flag("ignore-unfixable");
  let ignore_registry_errors = matches.get_flag("ignore-registry-errors");
  let socket = matches.get_flag("socket");
  let dev = true;
  let prod = true;
  let optional = true;
  let ignore = vec![];

  flags.subcommand = DenoSubcommand::Audit(AuditFlags {
    severity,
    dev,
    prod,
    optional,
    ignore_registry_errors,
    ignore_unfixable,
    ignore,
    socket,
  });
  Ok(())
}

fn add_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) -> clap::error::Result<()> {
  allow_scripts_arg_parse(flags, matches)?;
  lock_args_parse(flags, matches);
  flags.subcommand = DenoSubcommand::Add(add_parse_inner(matches, None));
  Ok(())
}

fn add_parse_inner(
  matches: &mut ArgMatches,
  packages: Option<clap::parser::Values<String>>,
) -> AddFlags {
  let packages = packages
    .unwrap_or_else(|| matches.remove_many::<String>("packages").unwrap())
    .collect();
  let dev = matches.get_flag("dev");
  let default_registry = if matches.get_flag("npm") {
    Some(DefaultRegistry::Npm)
  } else if matches.get_flag("jsr") {
    Some(DefaultRegistry::Jsr)
  } else {
    None
  };
  AddFlags {
    packages,
    dev,
    default_registry,
    lockfile_only: matches.get_flag("lockfile-only"),
  }
}

fn remove_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  lock_args_parse(flags, matches);
  flags.subcommand = DenoSubcommand::Remove(RemoveFlags {
    packages: matches.remove_many::<String>("packages").unwrap().collect(),
    lockfile_only: matches.get_flag("lockfile-only"),
  });
}

fn outdated_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
  is_update_command: bool,
) -> clap::error::Result<()> {
  let filters = match matches.remove_many::<String>("filters") {
    Some(f) => f.collect(),
    None => vec![],
  };
  let recursive = matches.get_flag("recursive");
  let update = is_update_command || matches.get_flag("update");
  let kind = if update {
    let latest = matches.get_flag("latest");
    let interactive = matches.get_flag("interactive");
    OutdatedKind::Update {
      latest,
      interactive,
      lockfile_only: matches.get_flag("lockfile-only"),
    }
  } else {
    let compatible = matches.get_flag("compatible");
    OutdatedKind::PrintOutdated { compatible }
  };
  flags.subcommand = DenoSubcommand::Outdated(OutdatedFlags {
    filters,
    recursive,
    kind,
  });
  min_dep_age_arg_parse(flags, matches);
  Ok(())
}

fn bench_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) -> clap::error::Result<()> {
  flags.type_check_mode = TypeCheckMode::Local;

  runtime_args_parse(flags, matches, true, false, true)?;
  ext_arg_parse(flags, matches);

  // NOTE: `deno bench` always uses `--no-prompt`, tests shouldn't ever do
  // interactive prompts, unless done by user code
  flags.permissions.no_prompt = true;

  let json = matches.get_flag("json");
  let ignore = match matches.remove_many::<String>("ignore") {
    Some(f) => f
      .flat_map(flat_escape_split_commas)
      .collect::<Result<_, _>>()?,
    None => vec![],
  };

  let filter = matches.remove_one::<String>("filter");

  if matches.contains_id("script_arg") {
    flags
      .argv
      .extend(matches.remove_many::<String>("script_arg").unwrap());
  }

  let include = match matches.remove_many::<String>("files") {
    Some(files) => files.collect(),
    _ => Vec::new(),
  };

  let no_run = matches.get_flag("no-run");

  flags.subcommand = DenoSubcommand::Bench(BenchFlags {
    files: FileFlags { include, ignore },
    filter,
    json,
    no_run,
    permit_no_files: permit_no_files_parse(matches),
    watch: watch_arg_parse(matches)?,
  });

  Ok(())
}

fn bundle_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) -> clap::error::Result<()> {
  let file = matches.remove_many::<String>("file").unwrap();
  let output = matches.remove_one::<String>("output");
  let outdir = matches.remove_one::<String>("outdir");
  compile_args_without_check_parse(flags, matches)?;
  unstable_args_parse(flags, matches, UnstableArgsConfig::ResolutionAndRuntime);
  allow_and_deny_import_parse(flags, matches)?;
  flags.subcommand = DenoSubcommand::Bundle(BundleFlags {
    entrypoints: file.collect(),
    watch: matches.get_flag("watch"),
    output_path: output,
    output_dir: outdir,
    external: matches
      .remove_many::<String>("external")
      .map(|f| f.collect::<Vec<_>>())
      .unwrap_or_default(),
    format: matches.remove_one::<BundleFormat>("format").unwrap(),
    packages: matches.remove_one::<PackageHandling>("packages").unwrap(),
    minify: matches.get_flag("minify"),
    code_splitting: matches.get_flag("code-splitting"),
    inline_imports: matches.get_flag("inline-imports"),
    platform: matches.remove_one::<BundlePlatform>("platform").unwrap(),
    sourcemap: matches.remove_one::<SourceMapType>("sourcemap"),
  });
  Ok(())
}

fn cache_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) -> clap::error::Result<()> {
  compile_args_parse(flags, matches)?;
  unstable_args_parse(flags, matches, UnstableArgsConfig::ResolutionOnly);
  allow_scripts_arg_parse(flags, matches)?;
  allow_and_deny_import_parse(flags, matches)?;
  env_file_arg_parse(flags, matches);
  let files = matches.remove_many::<String>("file").unwrap().collect();
  flags.subcommand = DenoSubcommand::Cache(CacheFlags { files });
  Ok(())
}

fn check_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) -> clap::error::Result<()> {
  flags.type_check_mode = TypeCheckMode::Local;
  compile_args_without_check_parse(flags, matches)?;
  unstable_args_parse(flags, matches, UnstableArgsConfig::ResolutionAndRuntime);
  v8_flags_arg_parse(flags, matches);
  let files = match matches.remove_many::<String>("file") {
    Some(f) => f.collect(),
    None => vec![".".to_string()], // default
  };
  if matches.get_flag("all") || matches.get_flag("remote") {
    flags.type_check_mode = TypeCheckMode::All;
  }
  flags.subcommand = DenoSubcommand::Check(CheckFlags {
    files,
    doc: matches.get_flag("doc"),
    doc_only: matches.get_flag("doc-only"),
  });
  flags.code_cache_enabled = !matches.get_flag("no-code-cache");
  allow_and_deny_import_parse(flags, matches)?;
  Ok(())
}

fn clean_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  let mut clean_flags = CleanFlags {
    except_paths: Vec::new(),
    dry_run: false,
  };
  if matches.get_flag("except") {
    clean_flags.except_paths = matches
      .remove_many::<String>("except-paths")
      .unwrap()
      .collect::<Vec<_>>();
    flags.cached_only = true;
    clean_flags.dry_run = matches.get_flag("dry-run");
    node_modules_and_vendor_dir_arg_parse(flags, matches);
  }
  flags.subcommand = DenoSubcommand::Clean(clean_flags);
}

fn compile_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) -> clap::error::Result<()> {
  flags.type_check_mode = TypeCheckMode::Local;
  runtime_args_parse(flags, matches, true, false, true)?;

  let mut script = matches.remove_many::<String>("script_arg").unwrap();
  let source_file = script.next().unwrap();
  let args = script.collect();
  let output = matches.remove_one::<String>("output");
  let target = matches.remove_one::<String>("target");
  let icon = matches.remove_one::<String>("icon");
  let no_terminal = matches.get_flag("no-terminal");
  let eszip = matches.get_flag("eszip-internal-do-not-use");
  let include = matches
    .remove_many::<String>("include")
    .map(|f| f.collect::<Vec<_>>())
    .unwrap_or_default();
  let exclude = matches
    .remove_many::<String>("exclude")
    .map(|f| f.collect::<Vec<_>>())
    .unwrap_or_default();
  ext_arg_parse(flags, matches);

  flags.code_cache_enabled = !matches.get_flag("no-code-cache");

  flags.subcommand = DenoSubcommand::Compile(CompileFlags {
    source_file,
    output,
    args,
    target,
    no_terminal,
    icon,
    include,
    exclude,
    eszip,
  });

  Ok(())
}

fn completions_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
  mut app: Command,
) {
  use clap_complete::aot::Bash;
  use clap_complete::aot::Fish;
  use clap_complete::aot::PowerShell;
  use clap_complete::aot::Zsh;
  use clap_complete::aot::generate;
  use clap_complete_fig::Fig;

  let mut buf: Vec<u8> = vec![];
  let name = "deno";

  let dynamic = matches.get_flag("dynamic");

  let shell = matches.get_one::<String>("shell").unwrap().as_str();

  if dynamic && matches!(shell, "bash" | "fish" | "zsh") {
    let shell = shell.to_string();
    flags.subcommand = DenoSubcommand::Completions(CompletionsFlags::Dynamic(
      Arc::new(move || {
        // SAFETY: unavoidable
        // Clap uses this to detect if it should generate dynamic completions, so if it isn't set, clap
        // will just bail out instead of actually printing out the completion command.
        unsafe {
          std::env::set_var("COMPLETE", &shell);
        }
        handle_shell_completion_with_args(std::env::args_os().take(1))?;
        Ok(())
      }),
    ));
    return;
  } else if dynamic {
    log::warn!(
      "dynamic completions are currently only supported for bash, fish, and zsh"
    );
  }

  match shell {
    "bash" => generate(Bash, &mut app, name, &mut buf),
    "fish" => generate(Fish, &mut app, name, &mut buf),
    "powershell" => generate(PowerShell, &mut app, name, &mut buf),
    "zsh" => {
      generate(Zsh, &mut app, name, &mut buf);
      // The hidden script_arg (for implicit run subcommand) must come AFTER _deno_commands.
      // Otherwise zsh parses 'run' into script_arg before trying subcommands.
      let content = String::from_utf8_lossy(&buf).into_owned();
      buf = content
        .replacen(
          "'::script_arg -- Script arg:_files' \\\n\":: :_deno_commands\"",
          "\":: :_deno_commands\" \\\n'::script_arg -- Script arg:_files'",
          1,
        )
        .into_bytes();
    }
    "fig" => generate(Fig, &mut app, name, &mut buf),
    _ => unreachable!(),
  }

  flags.subcommand = DenoSubcommand::Completions(CompletionsFlags::Static(
    buf.into_boxed_slice(),
  ));
}

fn coverage_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) -> clap::error::Result<()> {
  let files = match matches.remove_many::<String>("files") {
    Some(f) => f.collect(),
    None => vec!["coverage".to_string()], // default
  };
  let ignore = match matches.remove_many::<String>("ignore") {
    Some(f) => f
      .flat_map(flat_escape_split_commas)
      .collect::<Result<Vec<_>, _>>()?,
    None => vec![],
  };
  let include = match matches.remove_many::<String>("include") {
    Some(f) => f.collect(),
    None => vec![],
  };
  let exclude = match matches.remove_many::<String>("exclude") {
    Some(f) => f.collect(),
    None => vec![],
  };
  let r#type = if matches.get_flag("lcov") {
    CoverageType::Lcov
  } else if matches.get_flag("html") {
    CoverageType::Html
  } else if matches.get_flag("detailed") {
    CoverageType::Detailed
  } else {
    CoverageType::Summary
  };
  let output = matches.remove_one::<String>("output");
  flags.subcommand = DenoSubcommand::Coverage(CoverageFlags {
    files: FileFlags {
      include: files,
      ignore,
    },
    output,
    include,
    exclude,
    r#type,
  });
  Ok(())
}

fn deploy_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
  sandbox: bool,
) -> clap::error::Result<()> {
  let mut args: Vec<String> = matches
    .remove_many("args")
    .map(|args| args.collect())
    .unwrap_or_default();

  if matches.contains_id("help") {
    args.push(String::from("--help"));
  }

  flags.argv = args;
  flags.subcommand = DenoSubcommand::Deploy(DeployFlags { sandbox });
  Ok(())
}

fn doc_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) -> clap::error::Result<()> {
  unstable_args_parse(flags, matches, UnstableArgsConfig::ResolutionOnly);
  import_map_arg_parse(flags, matches);
  reload_arg_parse(flags, matches)?;
  lock_args_parse(flags, matches);
  no_npm_arg_parse(flags, matches);
  no_remote_arg_parse(flags, matches);
  allow_and_deny_import_parse(flags, matches)?;

  let source_files_val = matches.remove_many::<String>("source_file");
  let source_files = if let Some(val) = source_files_val {
    let vals: Vec<String> = val.collect();

    if vals.len() == 1 {
      if vals[0] == "--builtin" {
        DocSourceFileFlag::Builtin
      } else {
        DocSourceFileFlag::Paths(vec![vals[0].to_string()])
      }
    } else {
      DocSourceFileFlag::Paths(
        vals.into_iter().filter(|v| v != "--builtin").collect(),
      )
    }
  } else {
    DocSourceFileFlag::Builtin
  };
  let private = matches.get_flag("private");
  let lint = matches.get_flag("lint");
  let json = matches.get_flag("json");
  let filter = matches.remove_one::<String>("filter");
  let html = if matches.get_flag("html") {
    let name = matches.remove_one::<String>("name");
    let category_docs_path = matches.remove_one::<String>("category-docs");
    let symbol_redirect_map_path =
      matches.remove_one::<String>("symbol-redirect-map");
    let strip_trailing_html = matches.get_flag("strip-trailing-html");
    let default_symbol_map_path =
      matches.remove_one::<String>("default-symbol-map");
    let output = matches
      .remove_one::<String>("output")
      .unwrap_or(String::from("./docs/"));
    Some(DocHtmlFlag {
      name,
      category_docs_path,
      symbol_redirect_map_path,
      default_symbol_map_path,
      strip_trailing_html,
      output,
    })
  } else {
    None
  };

  flags.subcommand = DenoSubcommand::Doc(DocFlags {
    source_files,
    json,
    lint,
    html,
    filter,
    private,
  });
  Ok(())
}

fn eval_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) -> clap::error::Result<()> {
  runtime_args_parse(flags, matches, false, true, false)?;
  unstable_args_parse(flags, matches, UnstableArgsConfig::ResolutionAndRuntime);
  flags.allow_all();

  ext_arg_parse(flags, matches);

  let print = matches.get_flag("print");
  let mut code_args = matches.remove_many::<String>("code_arg").unwrap();
  let code = code_args.next().unwrap();
  flags.argv.extend(code_args);

  flags.subcommand = DenoSubcommand::Eval(EvalFlags { print, code });
  Ok(())
}

fn fmt_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) -> clap::error::Result<()> {
  config_args_parse(flags, matches);
  ext_arg_parse(flags, matches);

  let include = match matches.remove_many::<String>("files") {
    Some(f) => f.collect(),
    None => vec![],
  };
  let ignore = match matches.remove_many::<String>("ignore") {
    Some(f) => f
      .flat_map(flat_escape_split_commas)
      .collect::<Result<Vec<_>, _>>()?,
    None => vec![],
  };

  let use_tabs = matches.remove_one::<bool>("use-tabs");
  let line_width = matches.remove_one::<NonZeroU32>("line-width");
  let indent_width = matches.remove_one::<NonZeroU8>("indent-width");
  let single_quote = matches.remove_one::<bool>("single-quote");
  let prose_wrap = matches.remove_one::<String>("prose-wrap");
  let no_semicolons = matches.remove_one::<bool>("no-semicolons");
  let unstable_component = matches.get_flag("unstable-component");
  let unstable_sql = matches.get_flag("unstable-sql");

  flags.subcommand = DenoSubcommand::Fmt(FmtFlags {
    check: matches.get_flag("check"),
    files: FileFlags { include, ignore },
    permit_no_files: permit_no_files_parse(matches),
    use_tabs,
    line_width,
    indent_width,
    single_quote,
    prose_wrap,
    no_semicolons,
    watch: watch_arg_parse(matches)?,
    unstable_component,
    unstable_sql,
  });
  Ok(())
}

fn init_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) -> Result<(), clap::Error> {
  let mut lib = matches.get_flag("lib");
  let mut serve = matches.get_flag("serve");
  let mut empty = matches.get_flag("empty");
  let mut yes = matches.get_flag("yes");
  let mut dir = None;
  let mut package = None;
  let mut package_args = vec![];

  if let Some(mut args) = matches.remove_many::<String>("args") {
    let name = args.next().unwrap();
    let mut args = args.collect::<Vec<_>>();

    if matches.get_flag("npm") {
      package = Some(name);
      package_args = args;
    } else {
      dir = Some(name);

      if !args.is_empty() {
        args.insert(0, "init".to_string());
        let inner_matches = init_subcommand().try_get_matches_from_mut(args)?;
        lib = inner_matches.get_flag("lib");
        serve = inner_matches.get_flag("serve");
        empty = inner_matches.get_flag("empty");
        yes = inner_matches.get_flag("yes");
      }
    }
  }

  flags.subcommand = DenoSubcommand::Init(InitFlags {
    package,
    package_args,
    dir,
    lib,
    serve,
    empty,
    yes,
  });

  Ok(())
}

fn info_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) -> clap::error::Result<()> {
  unstable_args_parse(flags, matches, UnstableArgsConfig::ResolutionOnly);
  reload_arg_parse(flags, matches)?;
  config_args_parse(flags, matches);
  import_map_arg_parse(flags, matches);
  location_arg_parse(flags, matches);
  ca_file_arg_parse(flags, matches);
  unsafely_ignore_certificate_errors_parse(flags, matches);
  node_modules_and_vendor_dir_arg_parse(flags, matches);
  lock_args_parse(flags, matches);
  no_remote_arg_parse(flags, matches);
  no_npm_arg_parse(flags, matches);
  allow_and_deny_import_parse(flags, matches)?;
  let json = matches.get_flag("json");
  flags.subcommand = DenoSubcommand::Info(InfoFlags {
    file: matches.remove_one::<String>("file"),
    json,
  });

  Ok(())
}

fn install_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
  app: Command,
) -> clap::error::Result<()> {
  runtime_args_parse(flags, matches, true, true, false)?;

  let global = matches.get_flag("global");
  if global {
    let root = matches.remove_one::<String>("root");
    let force = matches.get_flag("force");
    let name = matches.remove_one::<String>("name");
    let module_urls = matches
      .remove_many::<String>("cmd")
      .map(|values| values.collect::<Vec<_>>())
      .unwrap_or_default();
    let args = matches
      .remove_many::<String>("script_arg")
      .map(|values| values.collect::<Vec<_>>())
      .unwrap_or_default();

    if module_urls.len() > 1 && name.is_some() {
      return Err(clap::Error::raw(
        clap::error::ErrorKind::InvalidValue,
        format!(
          "Cannot specify --name when providing multiple packages to install ({}).",
          module_urls.join(", ")
        ),
      ));
    }

    flags.subcommand =
      DenoSubcommand::Install(InstallFlags::Global(InstallFlagsGlobal {
        name,
        module_urls,
        args,
        root,
        force,
      }));

    return Ok(());
  }

  // allow scripts only applies to local install
  allow_scripts_arg_parse(flags, matches)?;
  let lockfile_only = matches.get_flag("lockfile-only");
  if matches.get_flag("entrypoint") {
    let entrypoints = matches.remove_many::<String>("cmd").unwrap_or_default();
    flags.subcommand = DenoSubcommand::Install(InstallFlags::Local(
      InstallFlagsLocal::Entrypoints(InstallEntrypointsFlags {
        entrypoints: entrypoints.collect(),
        lockfile_only,
      }),
    ));
  } else if let Some(add_files) = matches
    .remove_many("cmd")
    .map(|packages| add_parse_inner(matches, Some(packages)))
  {
    if matches!(flags.config_flag, ConfigFlag::Disabled) {
      return Err(app.override_usage("deno install [OPTIONS] [PACKAGE]...").error(
        clap::error::ErrorKind::ArgumentConflict,
        format!("deno install can't be used to add packages if `--no-config` is passed.\n{} to cache the packages without adding to a config, pass the `--entrypoint` flag", deno_terminal::colors::cyan("hint:")),
      ));
    }

    flags.subcommand = DenoSubcommand::Install(InstallFlags::Local(
      InstallFlagsLocal::Add(add_files),
    ))
  } else {
    flags.subcommand = DenoSubcommand::Install(InstallFlags::Local(
      InstallFlagsLocal::TopLevel(InstallTopLevelFlags { lockfile_only }),
    ));
  }
  Ok(())
}

fn json_reference_parse(
  flags: &mut Flags,
  _matches: &mut ArgMatches,
  mut app: Command,
) {
  use deno_core::serde_json::json;

  app.build();

  fn serialize_command(
    mut command: Command,
    top_level: bool,
  ) -> deno_core::serde_json::Value {
    let args = command
      .get_arguments()
      .filter(|arg| {
        !arg.is_hide_set()
          && if top_level {
            arg.is_global_set()
          } else {
            !arg.is_global_set()
          }
      })
      .map(|arg| {
        let name = arg.get_id().as_str();
        let short = arg.get_short();
        let long = arg.get_long();
        let required = arg.is_required_set();
        let help = arg.get_help().map(|help| help.ansi().to_string());
        let help_heading = arg
          .get_help_heading()
          .map(|help_heading| help_heading.to_string());
        let usage = arg.to_string();

        json!({
          "name": name,
          "short": short,
          "long": long,
          "required": required,
          "help": help,
          "help_heading": help_heading,
          "usage": usage,
        })
      })
      .collect::<Vec<_>>();

    let name = command.get_name().to_string();
    let about = command.get_about().map(|about| about.ansi().to_string());
    let usage = command.render_usage().ansi().to_string();

    let subcommands = command
      .get_subcommands()
      .map(|command| {
        serialize_command(
          if command
            .get_arguments()
            .any(|arg| arg.get_id().as_str() == "unstable")
          {
            enable_unstable(command.clone())
          } else {
            command.clone()
          },
          false,
        )
      })
      .collect::<Vec<_>>();

    let mut out = json!({
      "name": name,
      "about": about,
      "args": args,
      "subcommands": subcommands,
      "usage": usage,
    });

    if top_level {
      out
        .as_object_mut()
        .unwrap()
        .insert("env".to_string(), serde_json::to_value(ENV_VARS).unwrap());
    }

    out
  }

  flags.subcommand = DenoSubcommand::JSONReference(JSONReferenceFlags {
    json: serialize_command(app, true),
  })
}

fn jupyter_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  unstable_args_parse(flags, matches, UnstableArgsConfig::ResolutionAndRuntime);

  let conn_file = matches.remove_one::<String>("conn");
  let kernel = matches.get_flag("kernel");
  let install = matches.get_flag("install");
  let display = matches.remove_one::<String>("display");
  let name = matches.remove_one::<String>("name");
  let force = matches.get_flag("force");

  flags.subcommand = DenoSubcommand::Jupyter(JupyterFlags {
    install,
    kernel,
    conn_file,
    name,
    display,
    force,
  });
}

fn uninstall_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  lock_args_parse(flags, matches);
  let name = matches.remove_one::<String>("name-or-package").unwrap();

  let kind = if matches.get_flag("global") {
    let root = matches.remove_one::<String>("root");
    UninstallKind::Global(UninstallFlagsGlobal { name, root })
  } else {
    let packages: Vec<_> = vec![name]
      .into_iter()
      .chain(
        matches
          .remove_many::<String>("additional-packages")
          .unwrap_or_default(),
      )
      .collect();
    UninstallKind::Local(RemoveFlags {
      packages,
      lockfile_only: matches.get_flag("lockfile-only"),
    })
  };

  flags.subcommand = DenoSubcommand::Uninstall(UninstallFlags { kind });
}

fn lsp_parse(flags: &mut Flags, _matches: &mut ArgMatches) {
  flags.subcommand = DenoSubcommand::Lsp;
}

fn lint_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) -> clap::error::Result<()> {
  unstable_args_parse(flags, matches, UnstableArgsConfig::ResolutionOnly);
  ext_arg_parse(flags, matches);
  config_args_parse(flags, matches);
  allow_and_deny_import_parse(flags, matches)?;

  let files = match matches.remove_many::<String>("files") {
    Some(f) => f.collect(),
    None => vec![],
  };
  let ignore = match matches.remove_many::<String>("ignore") {
    Some(f) => f
      .flat_map(flat_escape_split_commas)
      .collect::<Result<Vec<_>, _>>()?,
    None => vec![],
  };
  let fix = matches.get_flag("fix");
  let rules = matches.get_flag("rules");
  let maybe_rules_tags = matches
    .remove_many::<String>("rules-tags")
    .map(|f| f.collect());

  let maybe_rules_include = matches
    .remove_many::<String>("rules-include")
    .map(|f| f.collect());

  let maybe_rules_exclude = matches
    .remove_many::<String>("rules-exclude")
    .map(|f| f.collect());

  let json = matches.get_flag("json");
  let compact = matches.get_flag("compact");

  flags.subcommand = DenoSubcommand::Lint(LintFlags {
    files: FileFlags {
      include: files,
      ignore,
    },
    fix,
    rules,
    maybe_rules_tags,
    maybe_rules_include,
    maybe_rules_exclude,
    permit_no_files: permit_no_files_parse(matches),
    json,
    compact,
    watch: watch_arg_parse(matches)?,
  });
  Ok(())
}

fn repl_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) -> clap::error::Result<()> {
  unstable_args_parse(flags, matches, UnstableArgsConfig::ResolutionAndRuntime);
  compile_args_without_check_parse(flags, matches)?;
  cached_only_arg_parse(flags, matches);
  permission_args_parse(flags, matches)?;
  inspect_arg_parse(flags, matches);
  location_arg_parse(flags, matches);
  v8_flags_arg_parse(flags, matches);
  seed_arg_parse(flags, matches);
  enable_testing_features_arg_parse(flags, matches);
  env_file_arg_parse(flags, matches);
  trace_ops_parse(flags, matches);

  let eval_files = matches
    .remove_many::<String>("eval-file")
    .map(|values| {
      values
        .flat_map(flat_escape_split_commas)
        .collect::<Result<Vec<_>, _>>()
    })
    .transpose()?;

  if let Some(args) = matches.remove_many::<String>("args") {
    flags.argv.extend(args);
  }

  let json = matches.remove_one::<bool>("json").unwrap_or(false);

  handle_repl_flags(
    flags,
    ReplFlags {
      eval_files,
      eval: matches.remove_one::<String>("eval"),
      is_default_command: false,
      json,
    },
  );
  Ok(())
}

fn run_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
  app: Command,
  bare: bool,
) -> clap::error::Result<()> {
  runtime_args_parse(flags, matches, true, true, true)?;
  ext_arg_parse(flags, matches);

  flags.tunnel = matches.get_flag("tunnel");
  flags.code_cache_enabled = !matches.get_flag("no-code-cache");
  let coverage_dir = matches.remove_one::<String>("coverage");

  match matches.remove_many::<String>("script_arg") {
    Some(mut script_arg) => {
      let script = script_arg.next().unwrap();
      flags.argv.extend(script_arg);
      flags.subcommand = DenoSubcommand::Run(RunFlags {
        script,
        watch: watch_arg_parse_with_paths(matches)?,
        bare,
        coverage_dir,
        print_task_list: false,
      });
    }
    _ => {
      if bare {
        return Err(app.override_usage("deno [OPTIONS] [COMMAND] [SCRIPT_ARG]...").error(
      clap::error::ErrorKind::MissingRequiredArgument,
      "[SCRIPT_ARG] may only be omitted with --v8-flags=--help, else to use the repl with arguments, please use the `deno repl` subcommand",
    ));
      } else {
        // When no script argument is provided, show available tasks like `deno task`
        flags.subcommand = DenoSubcommand::Run(RunFlags {
          script: "".to_string(),
          watch: None,
          bare: false,
          coverage_dir: None,
          print_task_list: true,
        });
      }
    }
  }

  Ok(())
}

fn serve_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
  app: Command,
) -> clap::error::Result<()> {
  // deno serve implies --allow-net=host:port
  let port = matches.remove_one::<u16>("port").unwrap_or(8000);
  let host = matches
    .remove_one::<String>("host")
    .unwrap_or_else(|| "0.0.0.0".to_owned());
  let open_site = matches.remove_one::<bool>("open").unwrap_or(false);

  runtime_args_parse(flags, matches, true, true, true)?;
  flags.code_cache_enabled = !matches.get_flag("no-code-cache");

  flags.tunnel = matches.get_flag("tunnel");

  let mut script_arg =
    matches.remove_many::<String>("script_arg").ok_or_else(|| {
      let mut app = app;
      let subcommand = &mut app.find_subcommand_mut("serve").unwrap();
      subcommand.error(
        clap::error::ErrorKind::MissingRequiredArgument,
        "[SCRIPT_ARG] may only be omitted with --v8-flags=--help",
      )
    })?;

  let script = script_arg.next().unwrap();
  flags.argv.extend(script_arg);

  ext_arg_parse(flags, matches);

  flags.subcommand = DenoSubcommand::Serve(ServeFlags {
    script,
    watch: watch_arg_parse_with_paths(matches)?,
    port,
    host,
    parallel: matches.get_flag("parallel"),
    open_site,
  });

  Ok(())
}

fn task_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
  mut app: Command,
) -> clap::error::Result<()> {
  flags.config_flag = matches
    .remove_one::<String>("config")
    .map(ConfigFlag::Path)
    .unwrap_or(ConfigFlag::Discover);

  unstable_args_parse(flags, matches, UnstableArgsConfig::ResolutionAndRuntime);
  node_modules_arg_parse(flags, matches);
  lock_args_parse(flags, matches);

  let mut recursive = matches.get_flag("recursive");
  let filter = if let Some(filter) = matches.remove_one::<String>("filter") {
    recursive = false;
    Some(filter)
  } else if recursive {
    Some("*".to_string())
  } else {
    None
  };

  flags.tunnel = matches.get_flag("tunnel");

  let mut task_flags = TaskFlags {
    cwd: matches.remove_one::<String>("cwd"),
    task: None,
    is_run: false,
    recursive,
    filter,
    eval: matches.get_flag("eval"),
  };

  match matches.remove_subcommand() {
    Some((task, mut matches)) => {
      task_flags.task = Some(task);

      flags.argv.extend(
        matches
          .remove_many::<std::ffi::OsString>("")
          .into_iter()
          .flatten()
          .filter_map(|arg| arg.into_string().ok()),
      );
    }
    _ => {
      if task_flags.eval {
        return Err(app.find_subcommand_mut("task").unwrap().error(
          clap::error::ErrorKind::MissingRequiredArgument,
          "[TASK] must be specified when using --eval",
        ));
      }
    }
  }

  flags.subcommand = DenoSubcommand::Task(task_flags);
  Ok(())
}

pub fn handle_shell_completion() -> Result<(), AnyError> {
  handle_shell_completion_with_args(std::env::args_os())
}

struct ZshCompleterUnsorted;

// dynamic completion implementation for zsh that retains the order we give completions to zsh
impl EnvCompleter for ZshCompleterUnsorted {
  fn name(&self) -> &'static str {
    "zsh"
  }

  fn is(&self, name: &str) -> bool {
    name == "zsh"
  }

  fn write_registration(
    &self,
    var: &str,
    name: &str,
    bin: &str,
    completer: &str,
    buf: &mut dyn std::io::Write,
  ) -> Result<(), std::io::Error> {
    // copy pasted from clap_complete::env::Zsh::write_registration and modified the script slightly
    let escaped_name = name.replace('-', "_");
    let bin = shlex::try_quote(bin).unwrap_or(std::borrow::Cow::Borrowed(bin));
    let completer = shlex::try_quote(completer)
      .unwrap_or(std::borrow::Cow::Borrowed(completer));

    let script = r#"#compdef BIN
function _clap_dynamic_completer_NAME() {
  local _CLAP_COMPLETE_INDEX=$(expr $CURRENT - 1)
  local _CLAP_IFS=$'\n'

  local completions=("${(@f)$( \
      _CLAP_IFS="$_CLAP_IFS" \
      _CLAP_COMPLETE_INDEX="$_CLAP_COMPLETE_INDEX" \
      VAR="zsh" \
      COMPLETER -- "${words[@]}" 2>/dev/null \
  )}")

  if [[ -n $completions ]]; then
      _describe -V 'values' completions -o nosort
  fi
}

compdef _clap_dynamic_completer_NAME BIN"#
      .replace("NAME", &escaped_name)
      .replace("COMPLETER", &completer)
      .replace("BIN", &bin)
      .replace("VAR", var);

    writeln!(buf, "{script}")?;
    Ok(())
  }

  fn write_complete(
    &self,
    cmd: &mut clap::Command,
    args: Vec<OsString>,
    current_dir: Option<&std::path::Path>,
    buf: &mut dyn std::io::Write,
  ) -> Result<(), std::io::Error> {
    clap_complete::env::Zsh.write_complete(cmd, args, current_dir, buf)
  }
}

fn handle_shell_completion_with_args(
  args: impl IntoIterator<Item = OsString>,
) -> Result<(), AnyError> {
  let args = args.into_iter().collect::<Vec<_>>();
  let app = clap_root();

  let ran_completion = clap_complete::CompleteEnv::with_factory(|| app.clone())
    .shells(Shells(&[
      &clap_complete::env::Bash,
      &clap_complete::env::Elvish,
      &clap_complete::env::Fish,
      &clap_complete::env::Powershell,
      &ZshCompleterUnsorted,
    ]))
    .try_complete(args, Some(&std::env::current_dir()?))?;

  // we should only run this function when we're doing completions
  assert!(ran_completion);

  Ok(())
}

fn test_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) -> clap::error::Result<()> {
  flags.type_check_mode = TypeCheckMode::Local;
  runtime_args_parse(flags, matches, true, true, true)?;
  ext_arg_parse(flags, matches);

  // NOTE: `deno test` always uses `--no-prompt`, tests shouldn't ever do
  // interactive prompts, unless done by user code
  flags.permissions.no_prompt = true;

  let ignore = match matches.remove_many::<String>("ignore") {
    Some(f) => f
      .flat_map(flat_escape_split_commas)
      .collect::<Result<_, _>>()?,
    None => vec![],
  };

  let no_run = matches.get_flag("no-run");
  let trace_leaks = matches.get_flag("trace-leaks");
  let doc = matches.get_flag("doc");
  let filter = matches.remove_one::<String>("filter");
  let clean = matches.get_flag("clean");

  let fail_fast = if matches.contains_id("fail-fast") {
    Some(
      matches
        .remove_one::<NonZeroUsize>("fail-fast")
        .unwrap_or_else(|| NonZeroUsize::new(1).unwrap()),
    )
  } else {
    None
  };

  let shuffle = if matches.contains_id("shuffle") {
    Some(
      matches
        .remove_one::<u64>("shuffle")
        .unwrap_or_else(rand::random),
    )
  } else {
    None
  };

  if let Some(script_arg) = matches.remove_many::<String>("script_arg") {
    flags.argv.extend(script_arg);
  }

  let include = match matches.remove_many::<String>("files") {
    Some(files) => files.collect(),
    _ => Vec::new(),
  };

  let junit_path = matches.remove_one::<String>("junit-path");

  let reporter =
    if let Some(reporter) = matches.remove_one::<String>("reporter") {
      match reporter.as_str() {
        "pretty" => TestReporterConfig::Pretty,
        "junit" => TestReporterConfig::Junit,
        "dot" => TestReporterConfig::Dot,
        "tap" => TestReporterConfig::Tap,
        _ => unreachable!(),
      }
    } else {
      TestReporterConfig::Pretty
    };

  if matches!(reporter, TestReporterConfig::Dot | TestReporterConfig::Tap) {
    flags.log_level = Some(Level::Error);
  }

  let hide_stacktraces = matches.get_flag("hide-stacktraces");

  flags.subcommand = DenoSubcommand::Test(TestFlags {
    no_run,
    doc,
    coverage_dir: matches.remove_one::<String>("coverage"),
    coverage_raw_data_only: matches.get_flag("coverage-raw-data-only"),
    clean,
    fail_fast,
    files: FileFlags { include, ignore },
    filter,
    shuffle,
    permit_no_files: permit_no_files_parse(matches),
    parallel: matches.get_flag("parallel"),
    trace_leaks,
    watch: watch_arg_parse_with_paths(matches)?,
    reporter,
    junit_path,
    hide_stacktraces,
  });
  Ok(())
}

fn types_parse(flags: &mut Flags, _matches: &mut ArgMatches) {
  flags.subcommand = DenoSubcommand::Types;
}

fn upgrade_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  ca_file_arg_parse(flags, matches);
  unsafely_ignore_certificate_errors_parse(flags, matches);

  let dry_run = matches.get_flag("dry-run");
  let force = matches.get_flag("force");
  let canary = matches.get_flag("canary");
  let release_candidate = matches.get_flag("release-candidate");
  let version = matches.remove_one::<String>("version");
  let output = matches.remove_one::<String>("output");
  let version_or_hash_or_channel =
    matches.remove_one::<String>("version-or-hash-or-channel");
  flags.subcommand = DenoSubcommand::Upgrade(UpgradeFlags {
    dry_run,
    force,
    release_candidate,
    canary,
    version,
    output,
    version_or_hash_or_channel,
  });
}

fn vendor_parse(flags: &mut Flags, _matches: &mut ArgMatches) {
  flags.subcommand = DenoSubcommand::Vendor
}

fn publish_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) -> clap::error::Result<()> {
  flags.type_check_mode = TypeCheckMode::Local; // local by default
  unstable_args_parse(flags, matches, UnstableArgsConfig::ResolutionOnly);
  no_check_arg_parse(flags, matches);
  check_arg_parse(flags, matches);
  config_args_parse(flags, matches);

  flags.subcommand = DenoSubcommand::Publish(PublishFlags {
    token: matches.remove_one("token"),
    dry_run: matches.get_flag("dry-run"),
    allow_slow_types: matches.get_flag("allow-slow-types"),
    allow_dirty: matches.get_flag("allow-dirty"),
    no_provenance: matches.get_flag("no-provenance"),
    set_version: matches.remove_one::<String>("set-version"),
  });

  Ok(())
}

fn compile_args_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) -> clap::error::Result<()> {
  compile_args_without_check_parse(flags, matches)?;
  no_check_arg_parse(flags, matches);
  check_arg_parse(flags, matches);
  Ok(())
}

fn compile_args_without_check_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) -> clap::error::Result<()> {
  import_map_arg_parse(flags, matches);
  no_remote_arg_parse(flags, matches);
  no_npm_arg_parse(flags, matches);
  node_modules_and_vendor_dir_arg_parse(flags, matches);
  node_conditions_args_parse(flags, matches);
  config_args_parse(flags, matches);
  reload_arg_parse(flags, matches)?;
  lock_args_parse(flags, matches);
  ca_file_arg_parse(flags, matches);
  unsafely_ignore_certificate_errors_parse(flags, matches);
  min_dep_age_arg_parse(flags, matches);
  Ok(())
}

fn x_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) -> clap::error::Result<()> {
  let kind = if let Some(shim_name) =
    matches.remove_one::<DenoXShimName>("install-alias")
  {
    XFlagsKind::InstallAlias(shim_name)
  } else if let Some(mut script_arg) =
    matches.remove_many::<String>("script_arg")
  {
    if let Some(command) = script_arg.next() {
      let yes = matches.get_flag("yes");
      flags.argv.extend(script_arg);
      runtime_args_parse(flags, matches, true, true, true)?;
      XFlagsKind::Command(XCommandFlags { yes, command })
    } else {
      XFlagsKind::Print
    }
  } else {
    XFlagsKind::Print
  };
  if !flags.permissions.has_permission() && flags.permission_set.is_none() {
    flags.permissions.allow_all = true;
  }
  flags.subcommand = DenoSubcommand::X(XFlags { kind });
  Ok(())
}

fn escape_and_split_commas(s: String) -> Result<Vec<String>, clap::Error> {
  let mut result = vec![];
  let mut current = String::new();
  let mut chars = s.chars();

  while let Some(c) = chars.next() {
    if c == ',' {
      if let Some(next) = chars.next() {
        if next == ',' {
          current.push(',');
        } else {
          if current.is_empty() {
            return Err(
              std::io::Error::other(String::from(
                "Empty values are not allowed",
              ))
              .into(),
            );
          }

          result.push(current.clone());
          current.clear();
          current.push(next);
        }
      } else {
        return Err(
          std::io::Error::other(String::from("Empty values are not allowed"))
            .into(),
        );
      }
    } else {
      current.push(c);
    }
  }

  if current.is_empty() {
    return Err(
      std::io::Error::other(String::from("Empty values are not allowed"))
        .into(),
    );
  }

  result.push(current);

  Ok(result)
}

fn flat_escape_split_commas(str: String) -> Vec<Result<String, clap::Error>> {
  match escape_and_split_commas(str) {
    Ok(vec) => vec.into_iter().map(Ok).collect::<Vec<_>>(),
    Err(e) => vec![Err(e)],
  }
}

fn permission_args_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) -> clap::error::Result<()> {
  if let Some(set) = matches.remove_one::<String>("permission-set") {
    flags.permission_set = Some(set);
  }
  if let Some(read_wl) = matches.remove_many::<String>("allow-read") {
    let read_wl = read_wl
      .flat_map(flat_escape_split_commas)
      .collect::<Result<Vec<_>, _>>()?;
    flags.permissions.allow_read = Some(read_wl);
  }

  if let Some(read_wl) = matches.remove_many::<String>("deny-read") {
    let read_wl = read_wl
      .flat_map(flat_escape_split_commas)
      .collect::<Result<Vec<_>, _>>()?;
    flags.permissions.deny_read = Some(read_wl);
  }

  if let Some(read_wl) = matches.remove_many::<String>("ignore-read") {
    flags.permissions.ignore_read = Some(read_wl.collect());
    debug!("read ignorelist: {:#?}", &flags.permissions.ignore_read);
  }

  if let Some(write_wl) = matches.remove_many::<String>("allow-write") {
    let write_wl = write_wl
      .flat_map(flat_escape_split_commas)
      .collect::<Result<Vec<_>, _>>()?;
    flags.permissions.allow_write = Some(write_wl);
  }

  if let Some(write_wl) = matches.remove_many::<String>("deny-write") {
    let write_wl = write_wl
      .flat_map(flat_escape_split_commas)
      .collect::<Result<Vec<_>, _>>()?;
    flags.permissions.deny_write = Some(write_wl);
  }

  if let Some(net_wl) = matches.remove_many::<String>("allow-net") {
    let net_allowlist = flags_net::parse(net_wl.collect())?;
    flags.permissions.allow_net = Some(net_allowlist);
  }

  if let Some(net_wl) = matches.remove_many::<String>("deny-net") {
    let net_denylist = flags_net::parse(net_wl.collect())?;
    flags.permissions.deny_net = Some(net_denylist);
  }

  if let Some(env_wl) = matches.remove_many::<String>("allow-env") {
    flags.permissions.allow_env = Some(env_wl.collect());
    debug!("env allowlist: {:#?}", &flags.permissions.allow_env);
  }

  if let Some(env_wl) = matches.remove_many::<String>("deny-env") {
    flags.permissions.deny_env = Some(env_wl.collect());
    debug!("env denylist: {:#?}", &flags.permissions.deny_env);
  }

  if let Some(env_wl) = matches.remove_many::<String>("ignore-env") {
    flags.permissions.ignore_env = Some(env_wl.collect());
    debug!("env ignorelist: {:#?}", &flags.permissions.ignore_env);
  }

  if let Some(run_wl) = matches.remove_many::<String>("allow-run") {
    flags.permissions.allow_run = Some(run_wl.collect());
    debug!("run allowlist: {:#?}", &flags.permissions.allow_run);
  }

  if let Some(run_wl) = matches.remove_many::<String>("deny-run") {
    flags.permissions.deny_run = Some(run_wl.collect());
    debug!("run denylist: {:#?}", &flags.permissions.deny_run);
  }

  if let Some(sys_wl) = matches.remove_many::<String>("allow-sys") {
    flags.permissions.allow_sys = Some(sys_wl.collect());
    debug!("sys info allowlist: {:#?}", &flags.permissions.allow_sys);
  }

  if let Some(sys_wl) = matches.remove_many::<String>("deny-sys") {
    flags.permissions.deny_sys = Some(sys_wl.collect());
    debug!("sys info denylist: {:#?}", &flags.permissions.deny_sys);
  }

  if let Some(ffi_wl) = matches.remove_many::<String>("allow-ffi") {
    let ffi_wl = ffi_wl
      .flat_map(flat_escape_split_commas)
      .collect::<Result<Vec<_>, _>>()?;
    flags.permissions.allow_ffi = Some(ffi_wl);
    debug!("ffi allowlist: {:#?}", &flags.permissions.allow_ffi);
  }

  if let Some(ffi_wl) = matches.remove_many::<String>("deny-ffi") {
    let ffi_wl = ffi_wl
      .flat_map(flat_escape_split_commas)
      .collect::<Result<Vec<_>, _>>()?;
    flags.permissions.deny_ffi = Some(ffi_wl);
    debug!("ffi denylist: {:#?}", &flags.permissions.deny_ffi);
  }

  if matches.get_flag("allow-hrtime") || matches.get_flag("deny-hrtime") {
    // use eprintln instead of log::warn because logging hasn't been initialized yet
    #[allow(clippy::print_stderr)]
    {
      eprintln!(
        "{} `allow-hrtime` and `deny-hrtime` have been removed in Deno 2, as high resolution time is now always allowed",
        deno_runtime::colors::yellow("Warning")
      );
    }
  }

  if matches.get_count("allow-all") > 0 {
    flags.allow_all();
  }

  allow_and_deny_import_parse(flags, matches)?;

  if matches.get_flag("no-prompt") {
    flags.permissions.no_prompt = true;
  }

  Ok(())
}

fn allow_and_deny_import_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) -> clap::error::Result<()> {
  if let Some(imports_wl) = matches.remove_many::<String>("allow-import") {
    let imports_allowlist = flags_net::parse(imports_wl.collect())?;
    flags.permissions.allow_import = Some(imports_allowlist);
  }
  if let Some(imports_wl) = matches.remove_many::<String>("deny-import") {
    let imports_denylist = flags_net::parse(imports_wl.collect())?;
    flags.permissions.deny_import = Some(imports_denylist);
  }
  Ok(())
}

fn unsafely_ignore_certificate_errors_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) {
  if let Some(ic_wl) =
    matches.remove_many::<String>("unsafely-ignore-certificate-errors")
  {
    let ic_allowlist = flags_net::parse(ic_wl.collect()).unwrap();
    flags.unsafely_ignore_certificate_errors = Some(ic_allowlist);
  }
}

fn runtime_args_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
  include_perms: bool,
  include_inspector: bool,
  include_allow_scripts: bool,
) -> clap::error::Result<()> {
  unstable_args_parse(flags, matches, UnstableArgsConfig::ResolutionAndRuntime);
  compile_args_parse(flags, matches)?;
  cached_only_arg_parse(flags, matches);
  if include_perms {
    permission_args_parse(flags, matches)?;
  }
  if include_inspector {
    inspect_arg_parse(flags, matches);
  }
  if include_allow_scripts {
    allow_scripts_arg_parse(flags, matches)?;
  }
  location_arg_parse(flags, matches);
  v8_flags_arg_parse(flags, matches);
  seed_arg_parse(flags, matches);
  enable_testing_features_arg_parse(flags, matches);
  env_file_arg_parse(flags, matches);
  trace_ops_parse(flags, matches);
  eszip_arg_parse(flags, matches);
  preload_arg_parse(flags, matches);
  require_arg_parse(flags, matches);
  Ok(())
}

fn eszip_arg_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  if matches.get_flag("eszip-internal-do-not-use") {
    flags.eszip = true;
  }
}

fn inspect_arg_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  flags.inspect = matches.remove_one::<SocketAddr>("inspect");
  flags.inspect_brk = matches.remove_one::<SocketAddr>("inspect-brk");
  flags.inspect_wait = matches.remove_one::<SocketAddr>("inspect-wait");
  flags.inspect_publish_uid =
    matches.remove_one::<InspectPublishUid>("inspect-publish-uid");
}

fn import_map_arg_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  flags.import_map_path = matches.remove_one::<String>("import-map");
}

fn env_file_arg_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  flags.env_file = matches
    .get_many::<String>("env-file")
    .map(|values| values.cloned().collect());
}

fn reload_arg_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) -> clap::error::Result<()> {
  if let Some(cache_bl) = matches.remove_many::<String>("reload") {
    let raw_cache_blocklist: Vec<String> = cache_bl
      .flat_map(flat_escape_split_commas)
      .map(|s| s.and_then(reload_arg_validate))
      .collect::<Result<Vec<_>, _>>()?;
    if raw_cache_blocklist.is_empty() {
      flags.reload = true;
    } else {
      flags.cache_blocklist = resolve_urls(raw_cache_blocklist);
      debug!("cache blocklist: {:#?}", &flags.cache_blocklist);
      flags.reload = false;
    }
  }

  Ok(())
}

fn preload_arg_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  if let Some(preload) = matches.remove_many::<String>("preload") {
    flags.preload = preload.collect();
  }
}

fn require_arg_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  if let Some(require) = matches.remove_many::<String>("require") {
    flags.require = require.collect();
  }
}

fn min_dep_age_arg_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  flags.minimum_dependency_age = matches.remove_one("minimum-dependency-age");
}

fn ca_file_arg_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  flags.ca_data = matches.remove_one::<String>("cert").and_then(CaData::parse);
}

fn enable_testing_features_arg_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) {
  if matches.get_flag("enable-testing-features-do-not-use") {
    flags.enable_testing_features = true
  }
}

fn trace_ops_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  if let Some(patterns) = matches.remove_many::<String>("trace-ops") {
    flags.trace_ops = Some(patterns.collect());
  }
}

fn cached_only_arg_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  if matches.get_flag("cached-only") {
    flags.cached_only = true;
  }
}

fn ext_arg_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  flags.ext = matches.remove_one::<String>("ext");
}

fn location_arg_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  flags.location = matches.remove_one::<Url>("location");
}

fn v8_flags_arg_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  if let Some(v8_flags) = matches.remove_many::<String>("v8-flags") {
    flags.v8_flags = v8_flags.collect();
  }
}

fn seed_arg_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  if let Some(seed) = matches.remove_one::<u64>("seed") {
    flags.seed = Some(seed);

    flags.v8_flags.push(format!("--random-seed={seed}"));
  }
}

fn no_check_arg_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  if let Some(cache_type) = matches.get_one::<String>("no-check") {
    match cache_type.as_str() {
      "remote" => flags.type_check_mode = TypeCheckMode::Local,
      _ => debug!(
        "invalid value for 'no-check' of '{}' using default",
        cache_type
      ),
    }
  } else if matches.contains_id("no-check") {
    flags.type_check_mode = TypeCheckMode::None;
  }
}

fn check_arg_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  if let Some(cache_type) = matches.get_one::<String>("check") {
    match cache_type.as_str() {
      "all" => flags.type_check_mode = TypeCheckMode::All,
      _ => debug!(
        "invalid value for 'check' of '{}' using default",
        cache_type
      ),
    }
  } else if matches.contains_id("check") {
    flags.type_check_mode = TypeCheckMode::Local;
  }
}

fn lock_args_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  if matches.contains_id("lock") {
    let lockfile = matches.remove_one::<String>("lock").unwrap();
    flags.lock = Some(lockfile);
  }
  if matches.get_flag("no-lock") {
    flags.no_lock = true;
  }
  if let Some(&v) = matches.get_one::<bool>("frozen") {
    flags.frozen_lockfile = Some(v);
  }
}

fn node_conditions_args_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  if let Some(conditions) = matches.remove_many::<String>("conditions") {
    flags.node_conditions = conditions.collect();
  }
}

fn config_args_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  flags.config_flag = if matches.get_flag("no-config") {
    ConfigFlag::Disabled
  } else if let Some(config) = matches.remove_one::<String>("config") {
    ConfigFlag::Path(config)
  } else {
    ConfigFlag::Discover
  };
}

fn no_remote_arg_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  if matches.get_flag("no-remote") {
    flags.no_remote = true;
  }
}

fn no_npm_arg_parse(flags: &mut Flags, matches: &mut ArgMatches) {
  if matches.get_flag("no-npm") {
    flags.no_npm = true;
  }
}

fn node_modules_and_vendor_dir_arg_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
) {
  node_modules_arg_parse(flags, matches);
  flags.vendor = matches.remove_one::<bool>("vendor");
}

fn reload_arg_validate(urlstr: String) -> Result<String, clap::Error> {
  if urlstr.is_empty() {
    return Err(
      std::io::Error::other(String::from(
        "Missing url. Check for extra commas.",
      ))
      .into(),
    );
  }
  match Url::from_str(&urlstr) {
    Ok(_) => Ok(urlstr),
    Err(e) => Err(std::io::Error::other(e.to_string()).into()),
  }
}

fn permit_no_files_parse(matches: &mut ArgMatches) -> bool {
  matches.get_flag("permit-no-files")
}

fn watch_arg_parse(
  matches: &mut ArgMatches,
) -> clap::error::Result<Option<WatchFlags>> {
  if matches.get_flag("watch") {
    Ok(Some(WatchFlags {
      hmr: false,
      no_clear_screen: matches.get_flag("no-clear-screen"),
      exclude: matches
        .remove_many::<String>("watch-exclude")
        .map(|f| {
          f.flat_map(flat_escape_split_commas)
            .collect::<Result<_, _>>()
        })
        .transpose()?
        .unwrap_or_default(),
    }))
  } else {
    Ok(None)
  }
}

fn watch_arg_parse_with_paths(
  matches: &mut ArgMatches,
) -> clap::error::Result<Option<WatchFlagsWithPaths>> {
  if let Some(paths) = matches.remove_many::<String>("watch") {
    return Ok(Some(WatchFlagsWithPaths {
      paths: paths
        .flat_map(flat_escape_split_commas)
        .collect::<Result<Vec<_>, _>>()?,
      hmr: false,
      no_clear_screen: matches.get_flag("no-clear-screen"),
      exclude: matches
        .remove_many::<String>("watch-exclude")
        .map(|f| {
          f.flat_map(flat_escape_split_commas)
            .collect::<Result<Vec<_>, _>>()
        })
        .transpose()?
        .unwrap_or_default(),
    }));
  }

  if matches.try_contains_id("hmr").is_ok() {
    return matches
      .remove_many::<String>("hmr")
      .map(|paths| {
        Ok(WatchFlagsWithPaths {
          paths: paths
            .flat_map(flat_escape_split_commas)
            .collect::<Result<Vec<_>, _>>()?,
          hmr: true,
          no_clear_screen: matches.get_flag("no-clear-screen"),
          exclude: matches
            .remove_many::<String>("watch-exclude")
            .map(|f| {
              f.flat_map(flat_escape_split_commas)
                .collect::<Result<Vec<_>, _>>()
            })
            .transpose()?
            .unwrap_or_default(),
        })
      })
      .transpose();
  }

  Ok(None)
}

fn unstable_args_parse(
  flags: &mut Flags,
  matches: &mut ArgMatches,
  cfg: UnstableArgsConfig,
) {
  // TODO(bartlomieju): remove in Deno 2.5
  if matches.get_flag("unstable") {
    flags.unstable_config.legacy_flag_enabled = true;
  }

  // TODO(bartlomieju): this should be factored out since these are configured via UNSTABLE_FEATURES
  flags.unstable_config.bare_node_builtins =
    matches.get_flag("unstable-bare-node-builtins");
  flags.unstable_config.detect_cjs = matches.get_flag("unstable-detect-cjs");
  flags.unstable_config.lazy_dynamic_imports =
    matches.get_flag("unstable-lazy-dynamic-imports");
  flags.unstable_config.raw_imports = matches.get_flag("unstable-raw-imports");
  flags.unstable_config.sloppy_imports =
    matches.get_flag("unstable-sloppy-imports");
  flags.unstable_config.npm_lazy_caching =
    matches.get_flag("unstable-npm-lazy-caching");
  flags.unstable_config.tsgo = matches.get_flag("unstable-tsgo");

  if matches!(cfg, UnstableArgsConfig::ResolutionAndRuntime) {
    for feature in deno_runtime::UNSTABLE_FEATURES {
      if matches.get_flag(feature.flag_name) {
        flags
          .unstable_config
          .features
          .push(feature.name.to_string());
      }
    }
  }
}

// TODO(ry) move this to utility module and add test.
/// Strips fragment part of URL. Panics on bad URL.
pub fn resolve_urls(urls: Vec<String>) -> Vec<String> {
  let mut out: Vec<String> = vec![];
  for urlstr in urls.iter() {
    if let Ok(mut url) = Url::from_str(urlstr) {
      url.set_fragment(None);
      let mut full_url = String::from(url.as_str());
      if full_url.len() > 1 && full_url.ends_with('/') {
        full_url.pop();
      }
      out.push(full_url);
    } else {
      panic!("Bad Url: {urlstr}");
    }
  }
  out
}

#[cfg(test)]
mod tests {
  use deno_semver::package::PackageReq;
  use pretty_assertions::assert_eq;

  use super::*;

  /// Creates vector of strings, Vec<String>
  macro_rules! svec {
    ($($x:expr),* $(,)?) => (vec![$($x.to_string().into()),*]);
  }

  #[test]
  fn global_flags() {
    #[rustfmt::skip]
    let r = flags_from_vec(svec!["deno", "--log-level", "debug", "--quiet", "run", "script.ts"]);

    let flags = r.unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string()
        )),
        log_level: Some(Level::Error),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
    #[rustfmt::skip]
    let r2 = flags_from_vec(svec!["deno", "run", "--log-level", "debug", "--quiet", "script.ts"]);
    let flags2 = r2.unwrap();
    assert_eq!(flags2, flags);
  }

  #[test]
  fn upgrade() {
    let r = flags_from_vec(svec!["deno", "upgrade", "--dry-run", "--force"]);
    let flags = r.unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Upgrade(UpgradeFlags {
          force: true,
          dry_run: true,
          canary: false,
          release_candidate: false,
          version: None,
          output: None,
          version_or_hash_or_channel: None,
        }),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn upgrade_with_output_flag() {
    let r = flags_from_vec(svec!["deno", "upgrade", "--output", "example.txt"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Upgrade(UpgradeFlags {
          force: false,
          dry_run: false,
          canary: false,
          release_candidate: false,
          version: None,
          output: Some(String::from("example.txt")),
          version_or_hash_or_channel: None,
        }),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn version() {
    let r = flags_from_vec(svec!["deno", "--version"]);
    assert_eq!(
      r.unwrap_err().kind(),
      clap::error::ErrorKind::DisplayVersion
    );
    let r = flags_from_vec(svec!["deno", "-V"]);
    assert_eq!(
      r.unwrap_err().kind(),
      clap::error::ErrorKind::DisplayVersion
    );
  }

  #[test]
  fn run_reload() {
    let r = flags_from_vec(svec!["deno", "run", "-r", "script.ts"]);
    let flags = r.unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string()
        )),
        reload: true,
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn run_watch() {
    let r = flags_from_vec(svec!["deno", "run", "--watch", "script.ts"]);
    let flags = r.unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "script.ts".to_string(),
          watch: Some(WatchFlagsWithPaths {
            hmr: false,
            paths: vec![],
            no_clear_screen: false,
            exclude: vec![],
          }),
          bare: false,
          coverage_dir: None,
          print_task_list: false,
        }),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "--watch",
      "--no-clear-screen",
      "script.ts"
    ]);
    let flags = r.unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "script.ts".to_string(),
          watch: Some(WatchFlagsWithPaths {
            hmr: false,
            paths: vec![],
            no_clear_screen: true,
            exclude: vec![],
          }),
          bare: true,
          coverage_dir: None,
          print_task_list: false,
        }),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--watch-hmr",
      "--no-clear-screen",
      "script.ts"
    ]);
    let flags = r.unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "script.ts".to_string(),
          watch: Some(WatchFlagsWithPaths {
            hmr: true,
            paths: vec![],
            no_clear_screen: true,
            exclude: vec![],
          }),
          bare: false,
          coverage_dir: None,
          print_task_list: false,
        }),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--unstable-hmr",
      "--no-clear-screen",
      "script.ts"
    ]);
    let flags = r.unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "script.ts".to_string(),
          watch: Some(WatchFlagsWithPaths {
            hmr: true,
            paths: vec![],
            no_clear_screen: true,
            exclude: vec![],
          }),
          bare: false,
          coverage_dir: None,
          print_task_list: false,
        }),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--watch-hmr=foo.txt",
      "--no-clear-screen",
      "script.ts"
    ]);
    let flags = r.unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "script.ts".to_string(),
          watch: Some(WatchFlagsWithPaths {
            hmr: true,
            paths: vec![String::from("foo.txt")],
            no_clear_screen: true,
            exclude: vec![],
          }),
          bare: false,
          coverage_dir: None,
          print_task_list: false,
        }),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );

    let r =
      flags_from_vec(svec!["deno", "run", "--hmr", "--watch", "script.ts"]);
    assert!(r.is_err());
  }

  #[test]
  fn run_watch_with_external() {
    let r = flags_from_vec(svec!["deno", "--watch=file1,file2", "script.ts"]);
    let flags = r.unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "script.ts".to_string(),
          watch: Some(WatchFlagsWithPaths {
            hmr: false,
            paths: vec![String::from("file1"), String::from("file2")],
            no_clear_screen: false,
            exclude: vec![],
          }),
          bare: true,
          coverage_dir: None,
          print_task_list: false,
        }),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn run_watch_with_no_clear_screen() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--watch",
      "--no-clear-screen",
      "script.ts"
    ]);

    let flags = r.unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "script.ts".to_string(),
          watch: Some(WatchFlagsWithPaths {
            hmr: false,
            paths: vec![],
            no_clear_screen: true,
            exclude: vec![],
          }),
          bare: false,
          coverage_dir: None,
          print_task_list: false,
        }),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn run_watch_with_excluded_paths() {
    let r = flags_from_vec(svec!(
      "deno",
      "--watch",
      "--watch-exclude=foo",
      "script.ts"
    ));

    let flags = r.unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "script.ts".to_string(),
          watch: Some(WatchFlagsWithPaths {
            hmr: false,
            paths: vec![],
            no_clear_screen: false,
            exclude: vec![String::from("foo")],
          }),
          bare: true,
          coverage_dir: None,
          print_task_list: false,
        }),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!(
      "deno",
      "run",
      "--watch=foo",
      "--watch-exclude=bar",
      "script.ts"
    ));
    let flags = r.unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "script.ts".to_string(),
          watch: Some(WatchFlagsWithPaths {
            hmr: false,
            paths: vec![String::from("foo")],
            no_clear_screen: false,
            exclude: vec![String::from("bar")],
          }),
          bare: false,
          coverage_dir: None,
          print_task_list: false,
        }),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--watch",
      "--watch-exclude=foo,bar",
      "script.ts"
    ]);

    let flags = r.unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "script.ts".to_string(),
          watch: Some(WatchFlagsWithPaths {
            hmr: false,
            paths: vec![],
            no_clear_screen: false,
            exclude: vec![String::from("foo"), String::from("bar")],
          }),
          bare: false,
          coverage_dir: None,
          print_task_list: false,
        }),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "--watch=foo,bar",
      "--watch-exclude=baz,qux",
      "script.ts"
    ]);

    let flags = r.unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "script.ts".to_string(),
          watch: Some(WatchFlagsWithPaths {
            hmr: false,
            paths: vec![String::from("foo"), String::from("bar")],
            no_clear_screen: false,
            exclude: vec![String::from("baz"), String::from("qux"),],
          }),
          bare: true,
          coverage_dir: None,
          print_task_list: false,
        }),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn run_reload_allow_write() {
    let r =
      flags_from_vec(svec!["deno", "run", "-r", "--allow-write", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        reload: true,
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string()
        )),
        permissions: PermissionFlags {
          allow_write: Some(vec![]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn run_coverage() {
    let r = flags_from_vec(svec!["deno", "run", "--coverage=foo", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "script.ts".to_string(),
          watch: None,
          bare: false,
          coverage_dir: Some("foo".to_string()),
          print_task_list: false,
        }),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn run_v8_flags() {
    let r = flags_from_vec(svec!["deno", "run", "--v8-flags=--help"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default("_".to_string())),
        v8_flags: svec!["--help"],
        code_cache_enabled: true,
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--v8-flags=--expose-gc,--gc-stats=1",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        v8_flags: svec!["--expose-gc", "--gc-stats=1"],
        code_cache_enabled: true,
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "run", "--v8-flags=--expose-gc"]);
    assert!(r.is_ok());
  }

  #[test]
  fn serve_flags() {
    let r = flags_from_vec(svec!["deno", "serve", "main.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Serve(ServeFlags::new_default(
          "main.ts".to_string(),
          8000,
          "0.0.0.0"
        )),
        permissions: PermissionFlags {
          allow_net: None,
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
    let r = flags_from_vec(svec!["deno", "serve", "--port", "5000", "main.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Serve(ServeFlags::new_default(
          "main.ts".to_string(),
          5000,
          "0.0.0.0"
        )),
        permissions: PermissionFlags {
          allow_net: None,
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
    let r = flags_from_vec(svec![
      "deno",
      "serve",
      "--port",
      "5000",
      "--allow-net=example.com",
      "main.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Serve(ServeFlags::new_default(
          "main.ts".to_string(),
          5000,
          "0.0.0.0"
        )),
        permissions: PermissionFlags {
          allow_net: Some(vec!["example.com".to_string(),]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
    let r = flags_from_vec(svec![
      "deno",
      "serve",
      "--port",
      "5000",
      "--allow-net",
      "main.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Serve(ServeFlags::new_default(
          "main.ts".to_string(),
          5000,
          "0.0.0.0"
        )),
        permissions: PermissionFlags {
          allow_net: Some(vec![]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn has_permission() {
    let r = flags_from_vec(svec!["deno", "--allow-read", "x.ts"]);
    assert_eq!(r.unwrap().has_permission(), true);

    let r = flags_from_vec(svec!["deno", "run", "--deny-read", "x.ts"]);
    assert_eq!(r.unwrap().has_permission(), true);

    let r = flags_from_vec(svec!["deno", "run", "x.ts"]);
    assert_eq!(r.unwrap().has_permission(), false);
  }

  #[test]
  fn has_permission_in_argv() {
    let r = flags_from_vec(svec!["deno", "run", "x.ts", "--allow-read"]);
    assert_eq!(r.unwrap().has_permission_in_argv(), true);

    let r = flags_from_vec(svec!["deno", "x.ts", "--deny-read"]);
    assert_eq!(r.unwrap().has_permission_in_argv(), true);

    let r = flags_from_vec(svec!["deno", "run", "x.ts"]);
    assert_eq!(r.unwrap().has_permission_in_argv(), false);
  }

  #[test]
  fn script_args() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--allow-net",
      "gist.ts",
      "--title",
      "X"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "gist.ts".to_string()
        )),
        argv: svec!["--title", "X"],
        permissions: PermissionFlags {
          allow_net: Some(vec![]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn allow_all() {
    let r = flags_from_vec(svec!["deno", "run", "--allow-all", "gist.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "gist.ts".to_string()
        )),
        permissions: PermissionFlags {
          allow_all: true,
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn allow_read() {
    let r = flags_from_vec(svec!["deno", "run", "--allow-read", "gist.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "gist.ts".to_string()
        )),
        permissions: PermissionFlags {
          allow_read: Some(vec![]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn short_permission_flags() {
    let r = flags_from_vec(svec!["deno", "run", "-RNESWI", "gist.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "gist.ts".to_string()
        )),
        permissions: PermissionFlags {
          allow_read: Some(vec![]),
          allow_write: Some(vec![]),
          allow_env: Some(vec![]),
          allow_import: Some(vec![]),
          allow_net: Some(vec![]),
          allow_sys: Some(vec![]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn deny_read() {
    let r = flags_from_vec(svec!["deno", "--deny-read", "gist.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "gist.ts".to_string(),
          watch: None,
          bare: true,
          coverage_dir: None,
          print_task_list: false,
        }),
        permissions: PermissionFlags {
          deny_read: Some(vec![]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn double_hyphen() {
    // notice that flags passed after double dash will not
    // be parsed to Flags but instead forwarded to
    // script args as Deno.args
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--allow-write",
      "script.ts",
      "--",
      "-D",
      "--allow-net"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        argv: svec!["--", "-D", "--allow-net"],
        permissions: PermissionFlags {
          allow_write: Some(vec![]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn fmt() {
    let r = flags_from_vec(svec!["deno", "fmt", "script_1.ts", "script_2.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Fmt(FmtFlags {
          check: false,
          files: FileFlags {
            include: vec!["script_1.ts".to_string(), "script_2.ts".to_string()],
            ignore: vec![],
          },
          permit_no_files: false,
          use_tabs: None,
          line_width: None,
          indent_width: None,
          single_quote: None,
          prose_wrap: None,
          no_semicolons: None,
          unstable_component: false,
          unstable_sql: false,
          watch: Default::default(),
        }),
        ..Flags::default()
      }
    );

    let r =
      flags_from_vec(svec!["deno", "fmt", "--permit-no-files", "--check"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Fmt(FmtFlags {
          check: true,
          files: FileFlags {
            include: vec![],
            ignore: vec![],
          },
          permit_no_files: true,
          use_tabs: None,
          line_width: None,
          indent_width: None,
          single_quote: None,
          prose_wrap: None,
          no_semicolons: None,
          unstable_component: false,
          unstable_sql: false,
          watch: Default::default(),
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "fmt"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Fmt(FmtFlags {
          check: false,
          files: FileFlags {
            include: vec![],
            ignore: vec![],
          },
          permit_no_files: false,
          use_tabs: None,
          line_width: None,
          indent_width: None,
          single_quote: None,
          prose_wrap: None,
          no_semicolons: None,
          unstable_component: false,
          unstable_sql: false,
          watch: Default::default(),
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "fmt", "--watch"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Fmt(FmtFlags {
          check: false,
          files: FileFlags {
            include: vec![],
            ignore: vec![],
          },
          permit_no_files: false,
          use_tabs: None,
          line_width: None,
          indent_width: None,
          single_quote: None,
          prose_wrap: None,
          no_semicolons: None,
          unstable_component: false,
          unstable_sql: false,
          watch: Some(Default::default()),
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "fmt",
      "--watch",
      "--no-clear-screen",
      "--unstable-css",
      "--unstable-html",
      "--unstable-component",
      "--unstable-yaml",
      "--unstable-sql"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Fmt(FmtFlags {
          check: false,
          files: FileFlags {
            include: vec![],
            ignore: vec![],
          },
          permit_no_files: false,
          use_tabs: None,
          line_width: None,
          indent_width: None,
          single_quote: None,
          prose_wrap: None,
          no_semicolons: None,
          unstable_component: true,
          unstable_sql: true,
          watch: Some(WatchFlags {
            hmr: false,
            no_clear_screen: true,
            exclude: vec![],
          })
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "fmt",
      "--check",
      "--watch",
      "foo.ts",
      "--ignore=bar.js"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Fmt(FmtFlags {
          check: true,
          files: FileFlags {
            include: vec!["foo.ts".to_string()],
            ignore: vec!["bar.js".to_string()],
          },
          permit_no_files: false,
          use_tabs: None,
          line_width: None,
          indent_width: None,
          single_quote: None,
          prose_wrap: None,
          no_semicolons: None,
          unstable_component: false,
          unstable_sql: false,
          watch: Some(Default::default()),
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "fmt", "--config", "deno.jsonc"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Fmt(FmtFlags {
          check: false,
          files: FileFlags {
            include: vec![],
            ignore: vec![],
          },
          permit_no_files: false,
          use_tabs: None,
          line_width: None,
          indent_width: None,
          single_quote: None,
          prose_wrap: None,
          no_semicolons: None,
          unstable_component: false,
          unstable_sql: false,
          watch: Default::default(),
        }),
        config_flag: ConfigFlag::Path("deno.jsonc".to_string()),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "fmt",
      "--config",
      "deno.jsonc",
      "--watch",
      "foo.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Fmt(FmtFlags {
          check: false,
          files: FileFlags {
            include: vec!["foo.ts".to_string()],
            ignore: vec![],
          },
          permit_no_files: false,
          use_tabs: None,
          line_width: None,
          indent_width: None,
          single_quote: None,
          prose_wrap: None,
          no_semicolons: None,
          unstable_component: false,
          unstable_sql: false,
          watch: Some(Default::default()),
        }),
        config_flag: ConfigFlag::Path("deno.jsonc".to_string()),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "fmt",
      "--use-tabs",
      "--line-width",
      "60",
      "--indent-width",
      "4",
      "--single-quote",
      "--prose-wrap",
      "never",
      "--no-semicolons",
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Fmt(FmtFlags {
          check: false,
          files: FileFlags {
            include: vec![],
            ignore: vec![],
          },
          permit_no_files: false,
          use_tabs: Some(true),
          line_width: Some(NonZeroU32::new(60).unwrap()),
          indent_width: Some(NonZeroU8::new(4).unwrap()),
          single_quote: Some(true),
          prose_wrap: Some("never".to_string()),
          no_semicolons: Some(true),
          unstable_component: false,
          unstable_sql: false,
          watch: Default::default(),
        }),
        ..Flags::default()
      }
    );

    // try providing =false to the booleans
    let r = flags_from_vec(svec![
      "deno",
      "fmt",
      "--use-tabs=false",
      "--single-quote=false",
      "--no-semicolons=false",
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Fmt(FmtFlags {
          check: false,
          files: FileFlags {
            include: vec![],
            ignore: vec![],
          },
          permit_no_files: false,
          use_tabs: Some(false),
          line_width: None,
          indent_width: None,
          single_quote: Some(false),
          prose_wrap: None,
          no_semicolons: Some(false),
          unstable_component: false,
          unstable_sql: false,
          watch: Default::default(),
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "fmt", "--ext", "html"]);
    assert!(r.is_err());
    let r = flags_from_vec(svec!["deno", "fmt", "--ext", "html", "./**"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Fmt(FmtFlags {
          check: false,
          files: FileFlags {
            include: vec!["./**".to_string()],
            ignore: vec![],
          },
          permit_no_files: false,
          use_tabs: None,
          line_width: None,
          indent_width: None,
          single_quote: None,
          prose_wrap: None,
          no_semicolons: None,
          unstable_component: false,
          unstable_sql: false,
          watch: Default::default(),
        }),
        ext: Some("html".to_string()),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn lint() {
    let r = flags_from_vec(svec!["deno", "lint", "script_1.ts", "script_2.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Lint(LintFlags {
          files: FileFlags {
            include: vec!["script_1.ts".to_string(), "script_2.ts".to_string(),],
            ignore: vec![],
          },
          fix: false,
          rules: false,
          maybe_rules_tags: None,
          maybe_rules_include: None,
          maybe_rules_exclude: None,
          permit_no_files: false,
          json: false,
          compact: false,
          watch: Default::default(),
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "lint",
      "--permit-no-files",
      "--allow-import",
      "--watch",
      "script_1.ts",
      "script_2.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Lint(LintFlags {
          files: FileFlags {
            include: vec!["script_1.ts".to_string(), "script_2.ts".to_string()],
            ignore: vec![],
          },
          fix: false,
          rules: false,
          maybe_rules_tags: None,
          maybe_rules_include: None,
          maybe_rules_exclude: None,
          permit_no_files: true,
          json: false,
          compact: false,
          watch: Some(Default::default()),
        }),
        permissions: PermissionFlags {
          allow_import: Some(vec![]),
          ..Default::default()
        },
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "lint",
      "--watch",
      "--no-clear-screen",
      "script_1.ts",
      "script_2.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Lint(LintFlags {
          files: FileFlags {
            include: vec!["script_1.ts".to_string(), "script_2.ts".to_string()],
            ignore: vec![],
          },
          fix: false,
          rules: false,
          maybe_rules_tags: None,
          maybe_rules_include: None,
          maybe_rules_exclude: None,
          permit_no_files: false,
          json: false,
          compact: false,
          watch: Some(WatchFlags {
            hmr: false,
            no_clear_screen: true,
            exclude: vec![],
          }),
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "lint",
      "--fix",
      "--ignore=script_1.ts,script_2.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Lint(LintFlags {
          files: FileFlags {
            include: vec![],
            ignore: vec!["script_1.ts".to_string(), "script_2.ts".to_string()],
          },
          fix: true,
          rules: false,
          maybe_rules_tags: None,
          maybe_rules_include: None,
          maybe_rules_exclude: None,
          permit_no_files: false,
          json: false,
          compact: false,
          watch: Default::default(),
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "lint", "--rules"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Lint(LintFlags {
          files: FileFlags {
            include: vec![],
            ignore: vec![],
          },
          fix: false,
          rules: true,
          maybe_rules_tags: None,
          maybe_rules_include: None,
          maybe_rules_exclude: None,
          permit_no_files: false,
          json: false,
          compact: false,
          watch: Default::default(),
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "lint",
      "--rules",
      "--rules-tags=recommended"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Lint(LintFlags {
          files: FileFlags {
            include: vec![],
            ignore: vec![],
          },
          fix: false,
          rules: true,
          maybe_rules_tags: Some(svec!["recommended"]),
          maybe_rules_include: None,
          maybe_rules_exclude: None,
          permit_no_files: false,
          json: false,
          compact: false,
          watch: Default::default(),
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "lint",
      "--rules-tags=",
      "--rules-include=ban-untagged-todo,no-undef",
      "--rules-exclude=no-const-assign"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Lint(LintFlags {
          files: FileFlags {
            include: vec![],
            ignore: vec![],
          },
          fix: false,
          rules: false,
          maybe_rules_tags: Some(svec![""]),
          maybe_rules_include: Some(svec!["ban-untagged-todo", "no-undef"]),
          maybe_rules_exclude: Some(svec!["no-const-assign"]),
          permit_no_files: false,
          json: false,
          compact: false,
          watch: Default::default(),
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "lint", "--json", "script_1.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Lint(LintFlags {
          files: FileFlags {
            include: vec!["script_1.ts".to_string()],
            ignore: vec![],
          },
          fix: false,
          rules: false,
          maybe_rules_tags: None,
          maybe_rules_include: None,
          maybe_rules_exclude: None,
          permit_no_files: false,
          json: true,
          compact: false,
          watch: Default::default(),
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "lint",
      "--config",
      "Deno.jsonc",
      "--json",
      "script_1.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Lint(LintFlags {
          files: FileFlags {
            include: vec!["script_1.ts".to_string()],
            ignore: vec![],
          },
          fix: false,
          rules: false,
          maybe_rules_tags: None,
          maybe_rules_include: None,
          maybe_rules_exclude: None,
          permit_no_files: false,
          json: true,
          compact: false,
          watch: Default::default(),
        }),
        config_flag: ConfigFlag::Path("Deno.jsonc".to_string()),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "lint",
      "--config",
      "Deno.jsonc",
      "--compact",
      "script_1.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Lint(LintFlags {
          files: FileFlags {
            include: vec!["script_1.ts".to_string()],
            ignore: vec![],
          },
          fix: false,
          rules: false,
          maybe_rules_tags: None,
          maybe_rules_include: None,
          maybe_rules_exclude: None,
          permit_no_files: false,
          json: false,
          compact: true,
          watch: Default::default(),
        }),
        config_flag: ConfigFlag::Path("Deno.jsonc".to_string()),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn types() {
    let r = flags_from_vec(svec!["deno", "types"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Types,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn cache() {
    let r = flags_from_vec(svec!["deno", "cache", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Cache(CacheFlags {
          files: svec!["script.ts"],
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "cache", "--env-file", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Cache(CacheFlags {
          files: svec!["script.ts"],
        }),
        env_file: Some(svec![".env"]),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn check() {
    let r = flags_from_vec(svec!["deno", "check", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Check(CheckFlags {
          files: svec!["script.ts"],
          doc: false,
          doc_only: false,
        }),
        type_check_mode: TypeCheckMode::Local,
        code_cache_enabled: true,
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "check"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Check(CheckFlags {
          files: svec!["."],
          doc: false,
          doc_only: false,
        }),
        type_check_mode: TypeCheckMode::Local,
        code_cache_enabled: true,
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "check", "--doc", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Check(CheckFlags {
          files: svec!["script.ts"],
          doc: true,
          doc_only: false,
        }),
        type_check_mode: TypeCheckMode::Local,
        code_cache_enabled: true,
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "check", "--doc-only", "markdown.md"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Check(CheckFlags {
          files: svec!["markdown.md"],
          doc: false,
          doc_only: true,
        }),
        type_check_mode: TypeCheckMode::Local,
        code_cache_enabled: true,
        ..Flags::default()
      }
    );

    // `--doc` and `--doc-only` are mutually exclusive
    let r = flags_from_vec(svec![
      "deno",
      "check",
      "--doc",
      "--doc-only",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap_err().kind(),
      clap::error::ErrorKind::ArgumentConflict
    );

    for all_flag in ["--remote", "--all"] {
      let r = flags_from_vec(svec!["deno", "check", all_flag, "script.ts"]);
      assert_eq!(
        r.unwrap(),
        Flags {
          subcommand: DenoSubcommand::Check(CheckFlags {
            files: svec!["script.ts"],
            doc: false,
            doc_only: false,
          }),
          type_check_mode: TypeCheckMode::All,
          code_cache_enabled: true,
          ..Flags::default()
        }
      );

      let r = flags_from_vec(svec![
        "deno",
        "check",
        all_flag,
        "--no-remote",
        "script.ts"
      ]);
      assert_eq!(
        r.unwrap_err().kind(),
        clap::error::ErrorKind::ArgumentConflict
      );
    }
  }

  #[test]
  fn info() {
    let r = flags_from_vec(svec!["deno", "info", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Info(InfoFlags {
          json: false,
          file: Some("script.ts".to_string()),
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "info", "--reload", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Info(InfoFlags {
          json: false,
          file: Some("script.ts".to_string()),
        }),
        reload: true,
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "info", "--json", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Info(InfoFlags {
          json: true,
          file: Some("script.ts".to_string()),
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "info"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Info(InfoFlags {
          json: false,
          file: None
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "info", "--json"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Info(InfoFlags {
          json: true,
          file: None
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "info",
      "--no-npm",
      "--no-remote",
      "--config",
      "tsconfig.json"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Info(InfoFlags {
          json: false,
          file: None
        }),
        config_flag: ConfigFlag::Path("tsconfig.json".to_owned()),
        no_npm: true,
        no_remote: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn tsconfig() {
    let r =
      flags_from_vec(svec!["deno", "run", "-c", "tsconfig.json", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        config_flag: ConfigFlag::Path("tsconfig.json".to_owned()),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn eval() {
    let r = flags_from_vec(svec!["deno", "eval", "'console.log(\"hello\")'"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Eval(EvalFlags {
          print: false,
          code: "'console.log(\"hello\")'".to_string(),
        }),
        permissions: PermissionFlags {
          allow_all: true,
          ..Default::default()
        },
        ..Flags::default()
      }
    );
  }

  #[test]
  fn eval_p() {
    let r = flags_from_vec(svec!["deno", "eval", "-p", "1+2"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Eval(EvalFlags {
          print: true,
          code: "1+2".to_string(),
        }),
        permissions: PermissionFlags {
          allow_all: true,
          ..Default::default()
        },
        ..Flags::default()
      }
    );
  }

  #[test]
  fn eval_typescript() {
    let r = flags_from_vec(svec![
      "deno",
      "eval",
      "--ext=ts",
      "'console.log(\"hello\")'"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Eval(EvalFlags {
          print: false,
          code: "'console.log(\"hello\")'".to_string(),
        }),
        permissions: PermissionFlags {
          allow_all: true,
          ..Default::default()
        },
        ext: Some("ts".to_string()),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn eval_with_flags() {
    #[rustfmt::skip]
    let r = flags_from_vec(svec!["deno", "eval", "--import-map", "import_map.json", "--no-remote", "--config", "tsconfig.json", "--no-check", "--reload", "--lock", "lock.json", "--cert", "example.crt", "--cached-only", "--location", "https:foo", "--v8-flags=--help", "--seed", "1", "--inspect=127.0.0.1:9229", "--env=.example.env", "42"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Eval(EvalFlags {
          print: false,
          code: "42".to_string(),
        }),
        import_map_path: Some("import_map.json".to_string()),
        no_remote: true,
        config_flag: ConfigFlag::Path("tsconfig.json".to_owned()),
        type_check_mode: TypeCheckMode::None,
        reload: true,
        lock: Some(String::from("lock.json")),
        ca_data: Some(CaData::File("example.crt".to_string())),
        cached_only: true,
        location: Some(Url::parse("https://foo/").unwrap()),
        v8_flags: svec!["--help", "--random-seed=1"],
        seed: Some(1),
        inspect: Some("127.0.0.1:9229".parse().unwrap()),
        permissions: PermissionFlags {
          allow_all: true,
          ..Default::default()
        },
        env_file: Some(vec![".example.env".to_owned()]),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn eval_args() {
    let r = flags_from_vec(svec![
      "deno",
      "eval",
      "console.log(Deno.args)",
      "arg1",
      "arg2"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Eval(EvalFlags {
          print: false,
          code: "console.log(Deno.args)".to_string(),
        }),
        argv: svec!["arg1", "arg2"],
        permissions: PermissionFlags {
          allow_all: true,
          ..Default::default()
        },
        ..Flags::default()
      }
    );
  }

  #[test]
  fn repl() {
    let r = flags_from_vec(svec!["deno"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Repl(ReplFlags {
          eval_files: None,
          eval: None,
          is_default_command: true,
          json: false,
        }),
        unsafely_ignore_certificate_errors: None,
        permissions: PermissionFlags {
          allow_all: true,
          ..Default::default()
        },
        ..Flags::default()
      }
    );
  }

  #[test]
  fn repl_trace_ops() {
    // Lightly test this undocumented flag
    let r = flags_from_vec(svec!["deno", "repl", "--trace-ops"]);
    assert_eq!(r.unwrap().trace_ops, Some(vec![]));
    let r = flags_from_vec(svec!["deno", "repl", "--trace-ops=http,websocket"]);
    assert_eq!(
      r.unwrap().trace_ops,
      Some(vec!["http".to_string(), "websocket".to_string()])
    );
  }

  #[test]
  fn repl_with_flags() {
    #[rustfmt::skip]
    let r = flags_from_vec(svec!["deno", "repl", "-A", "--import-map", "import_map.json", "--no-remote", "--config", "tsconfig.json", "--reload", "--lock", "lock.json", "--cert", "example.crt", "--cached-only", "--location", "https:foo", "--v8-flags=--help", "--seed", "1", "--inspect=127.0.0.1:9229", "--unsafely-ignore-certificate-errors", "--env=.example.env"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Repl(ReplFlags {
          eval_files: None,
          eval: None,
          is_default_command: false,
          json: false,
        }),
        import_map_path: Some("import_map.json".to_string()),
        no_remote: true,
        config_flag: ConfigFlag::Path("tsconfig.json".to_owned()),
        type_check_mode: TypeCheckMode::None,
        reload: true,
        lock: Some(String::from("lock.json")),
        ca_data: Some(CaData::File("example.crt".to_string())),
        cached_only: true,
        location: Some(Url::parse("https://foo/").unwrap()),
        v8_flags: svec!["--help", "--random-seed=1"],
        seed: Some(1),
        inspect: Some("127.0.0.1:9229".parse().unwrap()),
        permissions: PermissionFlags {
          allow_all: true,
          ..Default::default()
        },
        env_file: Some(vec![".example.env".to_owned()]),
        unsafely_ignore_certificate_errors: Some(vec![]),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn repl_with_eval_flag() {
    #[rustfmt::skip]
    let r = flags_from_vec(svec!["deno", "repl", "--allow-write", "--eval", "console.log('hello');"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Repl(ReplFlags {
          eval_files: None,
          eval: Some("console.log('hello');".to_string()),
          is_default_command: false,
          json: false,
        }),
        permissions: PermissionFlags {
          allow_write: Some(vec![]),
          ..Default::default()
        },
        ..Flags::default()
      }
    );
  }

  #[test]
  fn repl_with_eval_file_flag() {
    #[rustfmt::skip]
    let r = flags_from_vec(svec!["deno", "repl", "--eval-file=./a.js,./b.ts,https://examples.deno.land/hello-world.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Repl(ReplFlags {
          eval_files: Some(vec![
            "./a.js".to_string(),
            "./b.ts".to_string(),
            "https://examples.deno.land/hello-world.ts".to_string()
          ]),
          eval: None,
          is_default_command: false,
          json: false,
        }),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn repl_with_eval_file_flag_no_equals() {
    // Test without equals sign (for hashbang usage)
    #[rustfmt::skip]
    let r = flags_from_vec(svec!["deno", "repl", "--eval-file", "./script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Repl(ReplFlags {
          eval_files: Some(vec!["./script.ts".to_string()]),
          eval: None,
          is_default_command: false,
          json: false,
        }),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn repl_with_eval_file_flag_multiple() {
    // Test multiple --eval-file flags
    #[rustfmt::skip]
    let r = flags_from_vec(svec!["deno", "repl", "--eval-file", "./a.ts", "--eval-file", "./b.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Repl(ReplFlags {
          eval_files: Some(vec!["./a.ts".to_string(), "./b.ts".to_string()]),
          eval: None,
          is_default_command: false,
          json: false,
        }),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn allow_read_allowlist() {
    use test_util::TempDir;
    let temp_dir_guard = TempDir::new();
    let temp_dir = temp_dir_guard.path().to_string();

    let r = flags_from_vec(svec![
      "deno",
      "run",
      format!("--allow-read=.,{}", temp_dir),
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        permissions: PermissionFlags {
          allow_read: Some(vec![String::from("."), temp_dir]),
          ..Default::default()
        },
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn deny_read_denylist() {
    use test_util::TempDir;
    let temp_dir_guard = TempDir::new();
    let temp_dir = temp_dir_guard.path().to_string();

    let r = flags_from_vec(svec![
      "deno",
      "run",
      format!("--deny-read=.,{}", temp_dir),
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        permissions: PermissionFlags {
          deny_read: Some(vec![String::from("."), temp_dir]),
          ..Default::default()
        },
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn ignore_read_ignorelist() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--ignore-read=something.txt",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        permissions: PermissionFlags {
          ignore_read: Some(svec!["something.txt"]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn ignore_read_ignorelist_multiple() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--ignore-read=something.txt",
      "--ignore-read=something2.txt",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        permissions: PermissionFlags {
          ignore_read: Some(svec!["something.txt", "something2.txt"]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn allow_write_allowlist() {
    use test_util::TempDir;
    let temp_dir_guard = TempDir::new();
    let temp_dir = temp_dir_guard.path().to_string();

    let r = flags_from_vec(svec![
      "deno",
      "run",
      format!("--allow-write=.,{}", temp_dir),
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        permissions: PermissionFlags {
          allow_write: Some(vec![String::from("."), temp_dir]),
          ..Default::default()
        },
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn deny_write_denylist() {
    use test_util::TempDir;
    let temp_dir_guard = TempDir::new();
    let temp_dir = temp_dir_guard.path().to_string();

    let r = flags_from_vec(svec![
      "deno",
      "run",
      format!("--deny-write=.,{}", temp_dir),
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        permissions: PermissionFlags {
          deny_write: Some(vec![String::from("."), temp_dir]),
          ..Default::default()
        },
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn allow_net_allowlist() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--allow-net=127.0.0.1",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        permissions: PermissionFlags {
          allow_net: Some(svec!["127.0.0.1"]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn deny_net_denylist() {
    let r = flags_from_vec(svec!["deno", "--deny-net=127.0.0.1", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "script.ts".to_string(),
          watch: None,
          bare: true,
          coverage_dir: None,
          print_task_list: false,
        }),
        permissions: PermissionFlags {
          deny_net: Some(svec!["127.0.0.1"]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn allow_env_allowlist() {
    let r =
      flags_from_vec(svec!["deno", "run", "--allow-env=HOME", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        permissions: PermissionFlags {
          allow_env: Some(svec!["HOME"]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn deny_env_denylist() {
    let r =
      flags_from_vec(svec!["deno", "run", "--deny-env=HOME", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        permissions: PermissionFlags {
          deny_env: Some(svec!["HOME"]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn ignore_env_ignorelist() {
    let r =
      flags_from_vec(svec!["deno", "run", "--ignore-env=HOME", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        permissions: PermissionFlags {
          ignore_env: Some(svec!["HOME"]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn allow_env_allowlist_multiple() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--allow-env=HOME,PATH",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        permissions: PermissionFlags {
          allow_env: Some(svec!["HOME", "PATH"]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn deny_env_denylist_multiple() {
    let r =
      flags_from_vec(svec!["deno", "run", "--deny-env=HOME,PATH", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        permissions: PermissionFlags {
          deny_env: Some(svec!["HOME", "PATH"]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn deny_env_ignorelist_multiple() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--ignore-env=HOME,PATH",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        permissions: PermissionFlags {
          ignore_env: Some(svec!["HOME", "PATH"]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn allow_env_allowlist_validator() {
    let r =
      flags_from_vec(svec!["deno", "run", "--allow-env=HOME", "script.ts"]);
    assert!(r.is_ok());
    let r = flags_from_vec(svec!["deno", "--allow-env=H=ME", "script.ts"]);
    assert!(r.is_err());
    let r =
      flags_from_vec(svec!["deno", "run", "--allow-env=H\0ME", "script.ts"]);
    assert!(r.is_err());
  }

  #[test]
  fn deny_env_denylist_validator() {
    let r =
      flags_from_vec(svec!["deno", "run", "--deny-env=HOME", "script.ts"]);
    assert!(r.is_ok());
    let r =
      flags_from_vec(svec!["deno", "run", "--deny-env=H=ME", "script.ts"]);
    assert!(r.is_err());
    let r = flags_from_vec(svec!["deno", "--deny-env=H\0ME", "script.ts"]);
    assert!(r.is_err());
  }

  #[test]
  fn allow_sys() {
    let r = flags_from_vec(svec!["deno", "run", "--allow-sys", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        permissions: PermissionFlags {
          allow_sys: Some(vec![]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn deny_sys() {
    let r = flags_from_vec(svec!["deno", "run", "--deny-sys", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        permissions: PermissionFlags {
          deny_sys: Some(vec![]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn allow_sys_allowlist() {
    let r =
      flags_from_vec(svec!["deno", "run", "--allow-sys=hostname", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        permissions: PermissionFlags {
          allow_sys: Some(svec!["hostname"]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn deny_sys_denylist() {
    let r = flags_from_vec(svec!["deno", "--deny-sys=hostname", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "script.ts".to_string(),
          watch: None,
          bare: true,
          coverage_dir: None,
          print_task_list: false,
        }),
        permissions: PermissionFlags {
          deny_sys: Some(svec!["hostname"]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn allow_sys_allowlist_multiple() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--allow-sys=hostname,osRelease",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        permissions: PermissionFlags {
          allow_sys: Some(svec!["hostname", "osRelease"]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn deny_sys_denylist_multiple() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--deny-sys=hostname,osRelease",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        permissions: PermissionFlags {
          deny_sys: Some(svec!["hostname", "osRelease"]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn allow_sys_allowlist_validator() {
    let r =
      flags_from_vec(svec!["deno", "run", "--allow-sys=hostname", "script.ts"]);
    assert!(r.is_ok());
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--allow-sys=hostname,osRelease",
      "script.ts"
    ]);
    assert!(r.is_ok());
    let r =
      flags_from_vec(svec!["deno", "run", "--allow-sys=foo", "script.ts"]);
    assert!(r.is_err());
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--allow-sys=hostname,foo",
      "script.ts"
    ]);
    assert!(r.is_err());
  }

  #[test]
  fn deny_sys_denylist_validator() {
    let r =
      flags_from_vec(svec!["deno", "run", "--deny-sys=hostname", "script.ts"]);
    assert!(r.is_ok());
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--deny-sys=hostname,osRelease",
      "script.ts"
    ]);
    assert!(r.is_ok());
    let r = flags_from_vec(svec!["deno", "run", "--deny-sys=foo", "script.ts"]);
    assert!(r.is_err());
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--deny-sys=hostname,foo",
      "script.ts"
    ]);
    assert!(r.is_err());
  }

  #[test]
  fn reload_validator() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--reload=http://deno.land/",
      "script.ts"
    ]);
    assert!(r.is_ok(), "should accept valid urls");

    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--reload=http://deno.land/a,http://deno.land/b",
      "script.ts"
    ]);
    assert!(r.is_ok(), "should accept accept multiple valid urls");

    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--reload=./relativeurl/",
      "script.ts"
    ]);
    assert!(r.is_err(), "Should reject relative urls that start with ./");

    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--reload=relativeurl/",
      "script.ts"
    ]);
    assert!(r.is_err(), "Should reject relative urls");

    let r =
      flags_from_vec(svec!["deno", "run", "--reload=/absolute", "script.ts"]);
    assert!(r.is_err(), "Should reject absolute urls");

    let r = flags_from_vec(svec!["deno", "--reload=/", "script.ts"]);
    assert!(r.is_err(), "Should reject absolute root url");

    let r = flags_from_vec(svec!["deno", "run", "--reload=", "script.ts"]);
    assert!(r.is_err(), "Should reject when nothing is provided");

    let r = flags_from_vec(svec!["deno", "run", "--reload=,", "script.ts"]);
    assert!(r.is_err(), "Should reject when a single comma is provided");

    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--reload=,http://deno.land/a",
      "script.ts"
    ]);
    assert!(r.is_err(), "Should reject a leading comma");

    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--reload=http://deno.land/a,",
      "script.ts"
    ]);
    assert!(r.is_err(), "Should reject a trailing comma");
  }

  #[test]
  fn run_import_map() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--import-map=import_map.json",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        import_map_path: Some("import_map.json".to_owned()),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn info_import_map() {
    let r = flags_from_vec(svec![
      "deno",
      "info",
      "--import-map=import_map.json",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Info(InfoFlags {
          file: Some("script.ts".to_string()),
          json: false,
        }),
        import_map_path: Some("import_map.json".to_owned()),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn cache_import_map() {
    let r = flags_from_vec(svec![
      "deno",
      "cache",
      "--import-map=import_map.json",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Cache(CacheFlags {
          files: svec!["script.ts"],
        }),
        import_map_path: Some("import_map.json".to_owned()),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn doc_import_map() {
    let r = flags_from_vec(svec![
      "deno",
      "doc",
      "--import-map=import_map.json",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Doc(DocFlags {
          source_files: DocSourceFileFlag::Paths(vec!["script.ts".to_owned()]),
          private: false,
          json: false,
          html: None,
          lint: false,
          filter: None,
        }),
        import_map_path: Some("import_map.json".to_owned()),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn run_env_default() {
    let r = flags_from_vec(svec!["deno", "run", "--env", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        env_file: Some(vec![".env".to_owned()]),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn run_env_file_default() {
    let r = flags_from_vec(svec!["deno", "run", "--env-file", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        env_file: Some(vec![".env".to_owned()]),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn run_no_code_cache() {
    let r = flags_from_vec(svec!["deno", "--no-code-cache", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "script.ts".to_string(),
          watch: None,
          bare: true,
          coverage_dir: None,
          print_task_list: false,
        }),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn run_env_defined() {
    let r =
      flags_from_vec(svec!["deno", "run", "--env=.another_env", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        env_file: Some(vec![".another_env".to_owned()]),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn run_env_file_defined() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--env-file=.another_env",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        env_file: Some(vec![".another_env".to_owned()]),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn run_multiple_env_file_defined() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--env-file",
      "--env-file=.two_env",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        env_file: Some(vec![".env".to_owned(), ".two_env".to_owned()]),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn cache_multiple() {
    let r =
      flags_from_vec(svec!["deno", "cache", "script.ts", "script_two.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Cache(CacheFlags {
          files: svec!["script.ts", "script_two.ts"],
        }),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn run_seed() {
    let r = flags_from_vec(svec!["deno", "run", "--seed", "250", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        seed: Some(250_u64),
        v8_flags: svec!["--random-seed=250"],
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn run_seed_with_v8_flags() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--seed",
      "250",
      "--v8-flags=--expose-gc",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        seed: Some(250_u64),
        v8_flags: svec!["--expose-gc", "--random-seed=250"],
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn install() {
    let r = flags_from_vec(svec![
      "deno",
      "install",
      "-g",
      "jsr:@std/http/file-server",
      "npm:chalk",
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Install(InstallFlags::Global(
          InstallFlagsGlobal {
            name: None,
            module_urls: svec!["jsr:@std/http/file-server", "npm:chalk"],
            args: vec![],
            root: None,
            force: false,
          }
        ),),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "install",
      "-g",
      "jsr:@std/http/file-server"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Install(InstallFlags::Global(
          InstallFlagsGlobal {
            name: None,
            module_urls: svec!["jsr:@std/http/file-server"],
            args: vec![],
            root: None,
            force: false,
          }
        ),),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn install_with_flags() {
    #[rustfmt::skip]
    let r = flags_from_vec(svec!["deno", "install", "--global", "--import-map", "import_map.json", "--no-remote", "--config", "tsconfig.json", "--no-check", "--unsafely-ignore-certificate-errors", "--reload", "--lock", "lock.json", "--cert", "example.crt", "--cached-only", "--allow-read", "--allow-net", "--v8-flags=--help", "--seed", "1", "--inspect=127.0.0.1:9229", "--name", "file_server", "--root", "/foo", "--force", "--env=.example.env", "jsr:@std/http/file-server", "--", "foo", "bar"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Install(InstallFlags::Global(
          InstallFlagsGlobal {
            name: Some("file_server".to_string()),
            module_urls: svec!["jsr:@std/http/file-server"],
            args: svec!["foo", "bar"],
            root: Some("/foo".to_string()),
            force: true,
          }
        ),),
        import_map_path: Some("import_map.json".to_string()),
        no_remote: true,
        config_flag: ConfigFlag::Path("tsconfig.json".to_owned()),
        type_check_mode: TypeCheckMode::None,
        reload: true,
        lock: Some(String::from("lock.json")),
        ca_data: Some(CaData::File("example.crt".to_string())),
        cached_only: true,
        v8_flags: svec!["--help", "--random-seed=1"],
        seed: Some(1),
        inspect: Some("127.0.0.1:9229".parse().unwrap()),
        unsafely_ignore_certificate_errors: Some(vec![]),
        permissions: PermissionFlags {
          allow_net: Some(vec![]),
          allow_read: Some(vec![]),
          ..Default::default()
        },
        env_file: Some(vec![".example.env".to_owned()]),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn uninstall() {
    let r = flags_from_vec(svec!["deno", "uninstall"]);
    assert!(r.is_err(),);

    let r = flags_from_vec(svec![
      "deno",
      "uninstall",
      "--frozen",
      "--lockfile-only",
      "@std/load"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Uninstall(UninstallFlags {
          kind: UninstallKind::Local(RemoveFlags {
            packages: vec!["@std/load".to_string()],
            lockfile_only: true,
          }),
        }),
        frozen_lockfile: Some(true),
        ..Flags::default()
      }
    );

    let r =
      flags_from_vec(svec!["deno", "uninstall", "file_server", "@std/load"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Uninstall(UninstallFlags {
          kind: UninstallKind::Local(RemoveFlags {
            packages: vec!["file_server".to_string(), "@std/load".to_string()],
            lockfile_only: false,
          }),
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "uninstall", "-g", "file_server"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Uninstall(UninstallFlags {
          kind: UninstallKind::Global(UninstallFlagsGlobal {
            name: "file_server".to_string(),
            root: None,
          }),
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "uninstall",
      "-g",
      "--root",
      "/user/foo/bar",
      "file_server"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Uninstall(UninstallFlags {
          kind: UninstallKind::Global(UninstallFlagsGlobal {
            name: "file_server".to_string(),
            root: Some("/user/foo/bar".to_string()),
          }),
        }),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn uninstall_with_help_flag() {
    let r = flags_from_vec(svec!["deno", "uninstall", "--help"]);
    assert!(r.is_ok());
  }

  #[test]
  fn log_level() {
    let r =
      flags_from_vec(svec!["deno", "run", "--log-level=debug", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        log_level: Some(Level::Debug),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn quiet() {
    let r = flags_from_vec(svec!["deno", "-q", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "script.ts".to_string(),
          watch: None,
          bare: true,
          coverage_dir: None,
          print_task_list: false,
        }),
        log_level: Some(Level::Error),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn completions() {
    let r = flags_from_vec(svec!["deno", "completions", "zsh"]).unwrap();

    match r.subcommand {
      DenoSubcommand::Completions(CompletionsFlags::Static(buf)) => {
        assert!(!buf.is_empty())
      }
      _ => unreachable!(),
    }
  }

  #[test]
  fn run_with_args() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "script.ts",
      "--allow-read",
      "--allow-net"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        argv: svec!["--allow-read", "--allow-net"],
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--location",
      "https:foo",
      "--allow-read",
      "script.ts",
      "--allow-net",
      "-r",
      "--help",
      "--foo",
      "bar"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        location: Some(Url::parse("https://foo/").unwrap()),
        permissions: PermissionFlags {
          allow_read: Some(vec![]),
          ..Default::default()
        },
        argv: svec!["--allow-net", "-r", "--help", "--foo", "bar"],
        code_cache_enabled: true,
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "run", "script.ts", "foo", "bar"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        argv: svec!["foo", "bar"],
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
    let r = flags_from_vec(svec!["deno", "run", "script.ts", "-"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        argv: svec!["-"],
        code_cache_enabled: true,
        ..Flags::default()
      }
    );

    let r =
      flags_from_vec(svec!["deno", "run", "script.ts", "-", "foo", "bar"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        argv: svec!["-", "foo", "bar"],
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn no_check() {
    let r = flags_from_vec(svec!["deno", "--no-check", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "script.ts".to_string(),
          watch: None,
          bare: true,
          coverage_dir: None,
          print_task_list: false,
        }),
        type_check_mode: TypeCheckMode::None,
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn no_check_remote() {
    let r =
      flags_from_vec(svec!["deno", "run", "--no-check=remote", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        type_check_mode: TypeCheckMode::Local,
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn repl_with_unsafely_ignore_certificate_errors() {
    let r = flags_from_vec(svec![
      "deno",
      "repl",
      "--eval",
      "console.log('hello');",
      "--unsafely-ignore-certificate-errors"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Repl(ReplFlags {
          eval_files: None,
          eval: Some("console.log('hello');".to_string()),
          is_default_command: false,
          json: false,
        }),
        unsafely_ignore_certificate_errors: Some(vec![]),
        type_check_mode: TypeCheckMode::None,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn run_with_unsafely_ignore_certificate_errors() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--unsafely-ignore-certificate-errors",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        unsafely_ignore_certificate_errors: Some(vec![]),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn run_with_unsafely_treat_insecure_origin_as_secure_with_ipv6_address() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--unsafely-ignore-certificate-errors=deno.land,localhost,[::],127.0.0.1,[::1],1.2.3.4",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        unsafely_ignore_certificate_errors: Some(svec![
          "deno.land",
          "localhost",
          "[::]",
          "127.0.0.1",
          "[::1]",
          "1.2.3.4"
        ]),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn repl_with_unsafely_treat_insecure_origin_as_secure_with_ipv6_address() {
    let r = flags_from_vec(svec![
      "deno",
      "repl",
      "--unsafely-ignore-certificate-errors=deno.land,localhost,[::],127.0.0.1,[::1],1.2.3.4"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Repl(ReplFlags {
          eval_files: None,
          eval: None,
          is_default_command: false,
          json: false,
        }),
        unsafely_ignore_certificate_errors: Some(svec![
          "deno.land",
          "localhost",
          "[::]",
          "127.0.0.1",
          "[::1]",
          "1.2.3.4"
        ]),
        type_check_mode: TypeCheckMode::None,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn no_remote() {
    let r = flags_from_vec(svec!["deno", "run", "--no-remote", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        no_remote: true,
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn no_npm() {
    let r = flags_from_vec(svec!["deno", "run", "--no-npm", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        no_npm: true,
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn local_npm() {
    let r = flags_from_vec(svec!["deno", "--node-modules-dir", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "script.ts".to_string(),
          watch: None,
          bare: true,
          coverage_dir: None,
          print_task_list: false,
        }),
        node_modules_dir: Some(NodeModulesDirMode::Auto),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn vendor_flag() {
    let r = flags_from_vec(svec!["deno", "run", "--vendor", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        vendor: Some(true),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "run", "--vendor=false", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        vendor: Some(false),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn cached_only() {
    let r = flags_from_vec(svec!["deno", "run", "--cached-only", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        cached_only: true,
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn allow_net_allowlist_with_ports() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--allow-net=deno.land,:8000,:4545",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        permissions: PermissionFlags {
          allow_net: Some(svec![
            "deno.land",
            "0.0.0.0:8000",
            "127.0.0.1:8000",
            "localhost:8000",
            "0.0.0.0:4545",
            "127.0.0.1:4545",
            "localhost:4545"
          ]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn deny_net_denylist_with_ports() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--deny-net=deno.land,:8000,:4545",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        permissions: PermissionFlags {
          deny_net: Some(svec![
            "deno.land",
            "0.0.0.0:8000",
            "127.0.0.1:8000",
            "localhost:8000",
            "0.0.0.0:4545",
            "127.0.0.1:4545",
            "localhost:4545"
          ]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn allow_net_allowlist_with_ipv6_address() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--allow-net=deno.land,deno.land:80,[::],127.0.0.1,[::1],1.2.3.4:5678,:5678,[::1]:8080",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        permissions: PermissionFlags {
          allow_net: Some(svec![
            "deno.land",
            "deno.land:80",
            "[::]",
            "127.0.0.1",
            "[::1]",
            "1.2.3.4:5678",
            "0.0.0.0:5678",
            "127.0.0.1:5678",
            "localhost:5678",
            "[::1]:8080"
          ]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn deny_net_denylist_with_ipv6_address() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--deny-net=deno.land,deno.land:80,[::],127.0.0.1,[::1],1.2.3.4:5678,:5678,[::1]:8080",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        permissions: PermissionFlags {
          deny_net: Some(svec![
            "deno.land",
            "deno.land:80",
            "[::]",
            "127.0.0.1",
            "[::1]",
            "1.2.3.4:5678",
            "0.0.0.0:5678",
            "127.0.0.1:5678",
            "localhost:5678",
            "[::1]:8080"
          ]),
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn test_no_colon_in_value_name() {
    let app = runtime_args(
      Command::new("test_inspect_completion_value"),
      true,
      true,
      false,
    );
    let inspect_args = app
      .get_arguments()
      .filter(|arg| arg.get_id() == "inspect")
      .collect::<Vec<_>>();
    // The value_name cannot have a : otherwise it breaks shell completions for zsh.
    let value_name = "HOST_PORT";
    let arg = inspect_args
      .iter()
      .any(|v| v.get_value_names().unwrap() == [value_name]);

    assert_eq!(arg, true);
  }

  #[test]
  fn test_with_flags() {
    #[rustfmt::skip]
    let r = flags_from_vec(svec!["deno", "test", "--no-npm", "--no-remote", "--trace-leaks", "--no-run", "--filter", "- foo", "--coverage=cov", "--clean", "--location", "https:foo", "--allow-net", "--permit-no-files", "dir1/", "dir2/", "--", "arg1", "arg2"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Test(TestFlags {
          no_run: true,
          doc: false,
          fail_fast: None,
          filter: Some("- foo".to_string()),
          permit_no_files: true,
          files: FileFlags {
            include: vec!["dir1/".to_string(), "dir2/".to_string()],
            ignore: vec![],
          },
          shuffle: None,
          parallel: false,
          trace_leaks: true,
          coverage_dir: Some("cov".to_string()),
          coverage_raw_data_only: false,
          clean: true,
          watch: Default::default(),
          reporter: Default::default(),
          junit_path: None,
          hide_stacktraces: false,
        }),
        no_npm: true,
        no_remote: true,
        location: Some(Url::parse("https://foo/").unwrap()),
        type_check_mode: TypeCheckMode::Local,
        permissions: PermissionFlags {
          no_prompt: true,
          allow_net: Some(vec![]),
          ..Default::default()
        },
        argv: svec!["arg1", "arg2"],
        ..Flags::default()
      }
    );
  }

  #[test]
  fn run_with_cafile() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--cert",
      "example.crt",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        ca_data: Some(CaData::File("example.crt".to_owned())),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn run_with_base64_cafile() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--cert",
      "base64:bWVvdw==",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        ca_data: Some(CaData::Bytes(b"meow".into())),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn run_with_enable_testing_features() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--enable-testing-features-do-not-use",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        enable_testing_features: true,
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn test_with_fail_fast() {
    let r = flags_from_vec(svec!["deno", "test", "--fail-fast=3"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Test(TestFlags {
          no_run: false,
          doc: false,
          fail_fast: Some(NonZeroUsize::new(3).unwrap()),
          filter: None,
          permit_no_files: false,
          shuffle: None,
          files: FileFlags {
            include: vec![],
            ignore: vec![],
          },
          parallel: false,
          trace_leaks: false,
          coverage_dir: None,
          coverage_raw_data_only: false,
          clean: false,
          watch: Default::default(),
          reporter: Default::default(),
          junit_path: None,
          hide_stacktraces: false,
        }),
        type_check_mode: TypeCheckMode::Local,
        permissions: PermissionFlags {
          no_prompt: true,
          ..Default::default()
        },
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "test", "--fail-fast=0"]);
    assert!(r.is_err());
  }

  #[test]
  fn test_with_enable_testing_features() {
    let r = flags_from_vec(svec![
      "deno",
      "test",
      "--enable-testing-features-do-not-use"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Test(TestFlags {
          no_run: false,
          doc: false,
          fail_fast: None,
          filter: None,
          permit_no_files: false,
          shuffle: None,
          files: FileFlags {
            include: vec![],
            ignore: vec![],
          },
          parallel: false,
          trace_leaks: false,
          coverage_dir: None,
          coverage_raw_data_only: false,
          clean: false,
          watch: Default::default(),
          reporter: Default::default(),
          junit_path: None,
          hide_stacktraces: false,
        }),
        permissions: PermissionFlags {
          no_prompt: true,
          ..Default::default()
        },
        type_check_mode: TypeCheckMode::Local,
        enable_testing_features: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn test_reporter() {
    let r = flags_from_vec(svec!["deno", "test", "--reporter=pretty"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Test(TestFlags {
          reporter: TestReporterConfig::Pretty,
          ..Default::default()
        }),
        permissions: PermissionFlags {
          no_prompt: true,
          ..Default::default()
        },
        type_check_mode: TypeCheckMode::Local,
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "test", "--reporter=dot"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Test(TestFlags {
          reporter: TestReporterConfig::Dot,
          ..Default::default()
        }),
        permissions: PermissionFlags {
          no_prompt: true,
          ..Default::default()
        },
        type_check_mode: TypeCheckMode::Local,
        log_level: Some(Level::Error),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "test", "--reporter=junit"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Test(TestFlags {
          reporter: TestReporterConfig::Junit,
          ..Default::default()
        }),
        permissions: PermissionFlags {
          no_prompt: true,
          ..Default::default()
        },
        type_check_mode: TypeCheckMode::Local,
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "test", "--reporter=tap"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Test(TestFlags {
          reporter: TestReporterConfig::Tap,
          ..Default::default()
        }),
        permissions: PermissionFlags {
          no_prompt: true,
          ..Default::default()
        },
        type_check_mode: TypeCheckMode::Local,
        log_level: Some(Level::Error),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "test",
      "--reporter=dot",
      "--junit-path=report.xml"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Test(TestFlags {
          reporter: TestReporterConfig::Dot,
          junit_path: Some("report.xml".to_string()),
          ..Default::default()
        }),
        permissions: PermissionFlags {
          no_prompt: true,
          ..Default::default()
        },
        type_check_mode: TypeCheckMode::Local,
        log_level: Some(Level::Error),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "test", "--junit-path"]);
    assert!(r.is_err());
  }

  #[test]
  fn test_shuffle() {
    let r = flags_from_vec(svec!["deno", "test", "--shuffle=1"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Test(TestFlags {
          no_run: false,
          doc: false,
          fail_fast: None,
          filter: None,
          permit_no_files: false,
          shuffle: Some(1),
          files: FileFlags {
            include: vec![],
            ignore: vec![],
          },
          parallel: false,
          trace_leaks: false,
          coverage_dir: None,
          coverage_raw_data_only: false,
          clean: false,
          watch: Default::default(),
          reporter: Default::default(),
          junit_path: None,
          hide_stacktraces: false,
        }),
        permissions: PermissionFlags {
          no_prompt: true,
          ..Default::default()
        },
        type_check_mode: TypeCheckMode::Local,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn test_watch() {
    let r = flags_from_vec(svec!["deno", "test", "--watch"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Test(TestFlags {
          no_run: false,
          doc: false,
          fail_fast: None,
          filter: None,
          permit_no_files: false,
          shuffle: None,
          files: FileFlags {
            include: vec![],
            ignore: vec![],
          },
          parallel: false,
          trace_leaks: false,
          coverage_dir: None,
          coverage_raw_data_only: false,
          clean: false,
          watch: Some(Default::default()),
          reporter: Default::default(),
          junit_path: None,
          hide_stacktraces: false,
        }),
        permissions: PermissionFlags {
          no_prompt: true,
          ..Default::default()
        },
        type_check_mode: TypeCheckMode::Local,
        ..Flags::default()
      }
    );
  }
  #[test]
  fn test_watch_explicit_cwd() {
    let r = flags_from_vec(svec!["deno", "test", "--watch", "./"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Test(TestFlags {
          no_run: false,
          doc: false,
          fail_fast: None,
          filter: None,
          permit_no_files: false,
          shuffle: None,
          files: FileFlags {
            include: vec!["./".to_string()],
            ignore: vec![],
          },
          parallel: false,
          trace_leaks: false,
          coverage_dir: None,
          coverage_raw_data_only: false,
          clean: false,
          watch: Some(Default::default()),
          reporter: Default::default(),
          junit_path: None,
          hide_stacktraces: false,
        }),
        permissions: PermissionFlags {
          no_prompt: true,
          ..Default::default()
        },
        type_check_mode: TypeCheckMode::Local,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn test_watch_with_no_clear_screen() {
    let r =
      flags_from_vec(svec!["deno", "test", "--watch", "--no-clear-screen"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Test(TestFlags {
          no_run: false,
          doc: false,
          fail_fast: None,
          filter: None,
          permit_no_files: false,
          shuffle: None,
          files: FileFlags {
            include: vec![],
            ignore: vec![],
          },
          parallel: false,
          trace_leaks: false,
          coverage_dir: None,
          coverage_raw_data_only: false,
          clean: false,
          watch: Some(WatchFlagsWithPaths {
            hmr: false,
            no_clear_screen: true,
            exclude: vec![],
            paths: vec![],
          }),
          reporter: Default::default(),
          junit_path: None,
          hide_stacktraces: false,
        }),
        type_check_mode: TypeCheckMode::Local,
        permissions: PermissionFlags {
          no_prompt: true,
          ..Default::default()
        },
        ..Flags::default()
      }
    );
  }

  #[test]
  fn test_watch_with_paths() {
    let r = flags_from_vec(svec!("deno", "test", "--watch=foo"));

    let flags = r.unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Test(TestFlags {
          watch: Some(WatchFlagsWithPaths {
            hmr: false,
            paths: vec![String::from("foo")],
            no_clear_screen: false,
            exclude: vec![],
          }),
          ..TestFlags::default()
        }),
        type_check_mode: TypeCheckMode::Local,
        permissions: PermissionFlags {
          no_prompt: true,
          ..Default::default()
        },
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "test", "--watch=foo,bar"]);

    let flags = r.unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Test(TestFlags {
          watch: Some(WatchFlagsWithPaths {
            hmr: false,
            paths: vec![String::from("foo"), String::from("bar")],
            no_clear_screen: false,
            exclude: vec![],
          }),
          ..TestFlags::default()
        }),
        type_check_mode: TypeCheckMode::Local,
        permissions: PermissionFlags {
          no_prompt: true,
          ..Default::default()
        },
        ..Flags::default()
      }
    );
  }

  #[test]
  fn test_watch_with_excluded_paths() {
    let r =
      flags_from_vec(svec!("deno", "test", "--watch", "--watch-exclude=foo",));

    let flags = r.unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Test(TestFlags {
          watch: Some(WatchFlagsWithPaths {
            hmr: false,
            paths: vec![],
            no_clear_screen: false,
            exclude: vec![String::from("foo")],
          }),
          ..TestFlags::default()
        }),
        type_check_mode: TypeCheckMode::Local,
        permissions: PermissionFlags {
          no_prompt: true,
          ..Default::default()
        },
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!(
      "deno",
      "test",
      "--watch=foo",
      "--watch-exclude=bar",
    ));
    let flags = r.unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Test(TestFlags {
          watch: Some(WatchFlagsWithPaths {
            hmr: false,
            paths: vec![String::from("foo")],
            no_clear_screen: false,
            exclude: vec![String::from("bar")],
          }),
          ..TestFlags::default()
        }),
        type_check_mode: TypeCheckMode::Local,
        permissions: PermissionFlags {
          no_prompt: true,
          ..Default::default()
        },
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "test",
      "--watch",
      "--watch-exclude=foo,bar",
    ]);

    let flags = r.unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Test(TestFlags {
          watch: Some(WatchFlagsWithPaths {
            hmr: false,
            paths: vec![],
            no_clear_screen: false,
            exclude: vec![String::from("foo"), String::from("bar")],
          }),
          ..TestFlags::default()
        }),
        type_check_mode: TypeCheckMode::Local,
        permissions: PermissionFlags {
          no_prompt: true,
          ..Default::default()
        },
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "test",
      "--watch=foo,bar",
      "--watch-exclude=baz,qux",
    ]);

    let flags = r.unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Test(TestFlags {
          watch: Some(WatchFlagsWithPaths {
            hmr: false,
            paths: vec![String::from("foo"), String::from("bar")],
            no_clear_screen: false,
            exclude: vec![String::from("baz"), String::from("qux"),],
          }),
          ..TestFlags::default()
        }),
        type_check_mode: TypeCheckMode::Local,
        permissions: PermissionFlags {
          no_prompt: true,
          ..Default::default()
        },
        ..Flags::default()
      }
    );
  }

  #[test]
  fn test_coverage_default_dir() {
    let r = flags_from_vec(svec!["deno", "test", "--coverage"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Test(TestFlags {
          coverage_dir: Some("coverage".to_string()),
          ..TestFlags::default()
        }),
        type_check_mode: TypeCheckMode::Local,
        permissions: PermissionFlags {
          no_prompt: true,
          ..Default::default()
        },
        ..Flags::default()
      }
    );
  }

  #[test]
  fn test_hide_stacktraces() {
    let r = flags_from_vec(svec!["deno", "test", "--hide-stacktraces"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Test(TestFlags {
          hide_stacktraces: true,
          ..TestFlags::default()
        }),
        type_check_mode: TypeCheckMode::Local,
        permissions: PermissionFlags {
          no_prompt: true,
          ..Default::default()
        },
        ..Flags::default()
      }
    );
  }

  #[test]
  fn upgrade_with_ca_file() {
    let r = flags_from_vec(svec!["deno", "upgrade", "--cert", "example.crt"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Upgrade(UpgradeFlags {
          force: false,
          dry_run: false,
          canary: false,
          release_candidate: false,
          version: None,
          output: None,
          version_or_hash_or_channel: None,
        }),
        ca_data: Some(CaData::File("example.crt".to_owned())),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn upgrade_release_candidate() {
    let r = flags_from_vec(svec!["deno", "upgrade", "--rc"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Upgrade(UpgradeFlags {
          force: false,
          dry_run: false,
          canary: false,
          release_candidate: true,
          version: None,
          output: None,
          version_or_hash_or_channel: None,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "upgrade", "--rc", "--canary"]);
    assert!(r.is_err());

    let r = flags_from_vec(svec!["deno", "upgrade", "--rc", "--version"]);
    assert!(r.is_err());
  }

  #[test]
  fn cache_with_cafile() {
    let r = flags_from_vec(svec![
      "deno",
      "cache",
      "--cert",
      "example.crt",
      "script.ts",
      "script_two.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Cache(CacheFlags {
          files: svec!["script.ts", "script_two.ts"],
        }),
        ca_data: Some(CaData::File("example.crt".to_owned())),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn info_with_cafile() {
    let r = flags_from_vec(svec![
      "deno",
      "info",
      "--cert",
      "example.crt",
      "https://example.com"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Info(InfoFlags {
          json: false,
          file: Some("https://example.com".to_string()),
        }),
        ca_data: Some(CaData::File("example.crt".to_owned())),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn doc() {
    let r = flags_from_vec(svec!["deno", "doc", "--json", "path/to/module.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Doc(DocFlags {
          private: false,
          json: true,
          html: None,
          lint: false,
          source_files: DocSourceFileFlag::Paths(svec!["path/to/module.ts"]),
          filter: None,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "doc", "--html", "path/to/module.ts"]);
    assert!(r.is_ok());

    let r = flags_from_vec(svec![
      "deno",
      "doc",
      "--html",
      "--name=My library",
      "path/to/module.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Doc(DocFlags {
          private: false,
          json: false,
          lint: false,
          html: Some(DocHtmlFlag {
            name: Some("My library".to_string()),
            category_docs_path: None,
            symbol_redirect_map_path: None,
            default_symbol_map_path: None,
            strip_trailing_html: false,
            output: String::from("./docs/"),
          }),
          source_files: DocSourceFileFlag::Paths(svec!["path/to/module.ts"]),
          filter: None,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "doc",
      "--html",
      "--name=My library",
      "--lint",
      "--output=./foo",
      "path/to/module.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Doc(DocFlags {
          private: false,
          json: false,
          html: Some(DocHtmlFlag {
            name: Some("My library".to_string()),
            category_docs_path: None,
            symbol_redirect_map_path: None,
            default_symbol_map_path: None,
            strip_trailing_html: false,
            output: String::from("./foo"),
          }),
          lint: true,
          source_files: DocSourceFileFlag::Paths(svec!["path/to/module.ts"]),
          filter: None,
        }),
        ..Flags::default()
      }
    );

    let r =
      flags_from_vec(svec!["deno", "doc", "--html", "--name=My library",]);
    assert!(r.is_err());

    let r = flags_from_vec(svec![
      "deno",
      "doc",
      "--filter",
      "SomeClass.someField",
      "path/to/module.ts",
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Doc(DocFlags {
          private: false,
          json: false,
          html: None,
          lint: false,
          source_files: DocSourceFileFlag::Paths(vec![
            "path/to/module.ts".to_string()
          ]),
          filter: Some("SomeClass.someField".to_string()),
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "doc"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Doc(DocFlags {
          private: false,
          json: false,
          html: None,
          lint: false,
          source_files: Default::default(),
          filter: None,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "doc",
      "--filter",
      "Deno.Listener",
      "--builtin"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Doc(DocFlags {
          private: false,
          lint: false,
          json: false,
          html: None,
          source_files: DocSourceFileFlag::Builtin,
          filter: Some("Deno.Listener".to_string()),
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "doc",
      "--no-npm",
      "--no-remote",
      "--private",
      "path/to/module.js"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Doc(DocFlags {
          private: true,
          lint: false,
          json: false,
          html: None,
          source_files: DocSourceFileFlag::Paths(svec!["path/to/module.js"]),
          filter: None,
        }),
        no_npm: true,
        no_remote: true,
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "doc",
      "path/to/module.js",
      "path/to/module2.js"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Doc(DocFlags {
          private: false,
          lint: false,
          json: false,
          html: None,
          source_files: DocSourceFileFlag::Paths(vec![
            "path/to/module.js".to_string(),
            "path/to/module2.js".to_string()
          ]),
          filter: None,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "doc",
      "path/to/module.js",
      "--builtin",
      "path/to/module2.js"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Doc(DocFlags {
          private: false,
          json: false,
          html: None,
          lint: false,
          source_files: DocSourceFileFlag::Paths(vec![
            "path/to/module.js".to_string(),
            "path/to/module2.js".to_string()
          ]),
          filter: None,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "doc", "--lint",]);
    assert!(r.is_err());

    let r = flags_from_vec(svec![
      "deno",
      "doc",
      "--lint",
      "path/to/module.js",
      "path/to/module2.js"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Doc(DocFlags {
          private: false,
          lint: true,
          json: false,
          html: None,
          source_files: DocSourceFileFlag::Paths(vec![
            "path/to/module.js".to_string(),
            "path/to/module2.js".to_string()
          ]),
          filter: None,
        }),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn inspect_default_host() {
    let r = flags_from_vec(svec!["deno", "run", "--inspect", "foo.js"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "foo.js".to_string(),
        )),
        inspect: Some("127.0.0.1:9229".parse().unwrap()),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn inspect_wait() {
    let r = flags_from_vec(svec!["deno", "--inspect-wait", "foo.js"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "foo.js".to_string(),
          watch: None,
          bare: true,
          coverage_dir: None,
          print_task_list: false,
        }),
        inspect_wait: Some("127.0.0.1:9229".parse().unwrap()),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--inspect-wait=127.0.0.1:3567",
      "foo.js"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "foo.js".to_string(),
        )),
        inspect_wait: Some("127.0.0.1:3567".parse().unwrap()),
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn compile() {
    let r = flags_from_vec(svec![
      "deno",
      "compile",
      "https://examples.deno.land/color-logging.ts"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Compile(CompileFlags {
          source_file: "https://examples.deno.land/color-logging.ts"
            .to_string(),
          output: None,
          args: vec![],
          target: None,
          no_terminal: false,
          icon: None,
          include: Default::default(),
          exclude: Default::default(),
          eszip: false,
        }),
        type_check_mode: TypeCheckMode::Local,
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn compile_with_flags() {
    #[rustfmt::skip]
    let r = flags_from_vec(svec!["deno", "compile", "--include", "include.txt", "--exclude", "exclude.txt", "--import-map", "import_map.json", "--no-code-cache", "--no-remote", "--config", "tsconfig.json", "--no-check", "--unsafely-ignore-certificate-errors", "--reload", "--lock", "lock.json", "--cert", "example.crt", "--cached-only", "--location", "https:foo", "--allow-read", "--allow-net", "--v8-flags=--help", "--seed", "1", "--no-terminal", "--icon", "favicon.ico", "--output", "colors", "--env=.example.env", "https://examples.deno.land/color-logging.ts", "foo", "bar", "-p", "8080"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Compile(CompileFlags {
          source_file: "https://examples.deno.land/color-logging.ts"
            .to_string(),
          output: Some(String::from("colors")),
          args: svec!["foo", "bar", "-p", "8080"],
          target: None,
          no_terminal: true,
          icon: Some(String::from("favicon.ico")),
          include: vec!["include.txt".to_string()],
          exclude: vec!["exclude.txt".to_string()],
          eszip: false
        }),
        import_map_path: Some("import_map.json".to_string()),
        no_remote: true,
        code_cache_enabled: false,
        config_flag: ConfigFlag::Path("tsconfig.json".to_owned()),
        type_check_mode: TypeCheckMode::None,
        reload: true,
        lock: Some(String::from("lock.json")),
        ca_data: Some(CaData::File("example.crt".to_string())),
        cached_only: true,
        location: Some(Url::parse("https://foo/").unwrap()),
        permissions: PermissionFlags {
          allow_read: Some(vec![]),
          allow_net: Some(vec![]),
          ..Default::default()
        },
        unsafely_ignore_certificate_errors: Some(vec![]),
        v8_flags: svec!["--help", "--random-seed=1"],
        seed: Some(1),
        env_file: Some(vec![".example.env".to_owned()]),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn coverage() {
    let r = flags_from_vec(svec!["deno", "coverage", "foo.json"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Coverage(CoverageFlags {
          files: FileFlags {
            include: vec!["foo.json".to_string()],
            ignore: vec![],
          },
          include: vec![r"^file:".to_string()],
          exclude: vec![r"test\.(js|mjs|ts|jsx|tsx)$".to_string()],
          ..CoverageFlags::default()
        }),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn coverage_with_lcov_and_out_file() {
    let r = flags_from_vec(svec![
      "deno",
      "coverage",
      "--lcov",
      "--output=foo.lcov",
      "foo.json"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Coverage(CoverageFlags {
          files: FileFlags {
            include: vec!["foo.json".to_string()],
            ignore: vec![],
          },
          include: vec![r"^file:".to_string()],
          exclude: vec![r"test\.(js|mjs|ts|jsx|tsx)$".to_string()],
          r#type: CoverageType::Lcov,
          output: Some(String::from("foo.lcov")),
        }),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn coverage_with_default_files() {
    let r = flags_from_vec(svec!["deno", "coverage",]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Coverage(CoverageFlags {
          files: FileFlags {
            include: vec!["coverage".to_string()],
            ignore: vec![],
          },
          include: vec![r"^file:".to_string()],
          exclude: vec![r"test\.(js|mjs|ts|jsx|tsx)$".to_string()],
          ..CoverageFlags::default()
        }),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn location_with_bad_scheme() {
    #[rustfmt::skip]
    let r = flags_from_vec(svec!["deno", "run", "--location", "foo:", "mod.ts"]);
    assert!(r.is_err());
    assert!(
      r.unwrap_err()
        .to_string()
        .contains("Expected protocol \"http\" or \"https\"")
    );
  }

  #[test]
  fn test_config_path_args() {
    let flags = flags_from_vec(svec!["deno", "run", "foo.js"]).unwrap();
    let cwd = std::env::current_dir().unwrap();

    assert_eq!(flags.config_path_args(&cwd), Some(vec![cwd.clone()]));

    let flags = flags_from_vec(svec!["deno", "run", "sub_dir/foo.js"]).unwrap();
    let cwd = std::env::current_dir().unwrap();
    assert_eq!(
      flags.config_path_args(&cwd),
      Some(vec![cwd.join("sub_dir").clone()])
    );

    let flags =
      flags_from_vec(svec!["deno", "https://example.com/foo.js"]).unwrap();
    assert_eq!(flags.config_path_args(&cwd), None);

    let flags =
      flags_from_vec(svec!["deno", "lint", "dir/a/a.js", "dir/b/b.js"])
        .unwrap();
    assert_eq!(
      flags.config_path_args(&cwd),
      Some(vec![cwd.join("dir/a/a.js"), cwd.join("dir/b/b.js")])
    );

    let flags = flags_from_vec(svec!["deno", "lint"]).unwrap();
    assert_eq!(flags.config_path_args(&cwd), Some(vec![cwd.clone()]));

    let flags = flags_from_vec(svec!["deno", "cache", "sub/test.js"]).unwrap();
    assert_eq!(flags.config_path_args(&cwd), Some(vec![cwd.join("sub")]));

    let flags = flags_from_vec(svec!["deno", "cache", "."]).unwrap();
    assert_eq!(flags.config_path_args(&cwd), Some(vec![cwd.clone()]));

    let flags =
      flags_from_vec(svec!["deno", "install", "-e", "sub/test.js"]).unwrap();
    assert_eq!(flags.config_path_args(&cwd), Some(vec![cwd.join("sub")]));

    let flags = flags_from_vec(svec![
      "deno",
      "fmt",
      "dir/a/a.js",
      "dir/a/a2.js",
      "dir/b.js"
    ])
    .unwrap();
    assert_eq!(
      flags.config_path_args(&cwd),
      Some(vec![
        cwd.join("dir/a/a.js"),
        cwd.join("dir/a/a2.js"),
        cwd.join("dir/b.js")
      ])
    );
  }

  #[test]
  fn test_no_clear_watch_flag_without_watch_flag() {
    let r = flags_from_vec(svec!["deno", "run", "--no-clear-screen", "foo.js"]);
    assert!(r.is_err());
    let error_message = r.unwrap_err().to_string();
    assert!(
      &error_message
        .contains("error: the following required arguments were not provided:")
    );
    assert!(&error_message.contains("--watch[=<FILES>...]"));
  }

  #[test]
  fn task_subcommand() {
    let r = flags_from_vec(svec!["deno", "task", "build", "hello", "world",]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Task(TaskFlags {
          cwd: None,
          task: Some("build".to_string()),
          is_run: false,
          recursive: false,
          filter: None,
          eval: false,
        }),
        argv: svec!["hello", "world"],
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "task", "build"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Task(TaskFlags {
          cwd: None,
          task: Some("build".to_string()),
          is_run: false,
          recursive: false,
          filter: None,
          eval: false,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "task", "--cwd", "foo", "build"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Task(TaskFlags {
          cwd: Some("foo".to_string()),
          task: Some("build".to_string()),
          is_run: false,
          recursive: false,
          filter: None,
          eval: false,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "task", "--filter", "*", "build"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Task(TaskFlags {
          cwd: None,
          task: Some("build".to_string()),
          is_run: false,
          recursive: false,
          filter: Some("*".to_string()),
          eval: false,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "task", "--recursive", "build"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Task(TaskFlags {
          cwd: None,
          task: Some("build".to_string()),
          is_run: false,
          recursive: true,
          filter: Some("*".to_string()),
          eval: false,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "task", "-r", "build"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Task(TaskFlags {
          cwd: None,
          task: Some("build".to_string()),
          is_run: false,
          recursive: true,
          filter: Some("*".to_string()),
          eval: false,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "task", "--eval", "echo 1"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Task(TaskFlags {
          cwd: None,
          task: Some("echo 1".to_string()),
          is_run: false,
          recursive: false,
          filter: None,
          eval: true,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "task", "--eval"]);
    assert!(r.is_err());
  }

  #[test]
  fn task_subcommand_double_hyphen() {
    let r = flags_from_vec(svec![
      "deno",
      "task",
      "-c",
      "deno.json",
      "build",
      "--",
      "hello",
      "world",
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Task(TaskFlags {
          cwd: None,
          task: Some("build".to_string()),
          is_run: false,
          recursive: false,
          filter: None,
          eval: false,
        }),
        argv: svec!["--", "hello", "world"],
        config_flag: ConfigFlag::Path("deno.json".to_owned()),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno", "task", "--cwd", "foo", "build", "--", "hello", "world"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Task(TaskFlags {
          cwd: Some("foo".to_string()),
          task: Some("build".to_string()),
          is_run: false,
          recursive: false,
          filter: None,
          eval: false,
        }),
        argv: svec!["--", "hello", "world"],
        ..Flags::default()
      }
    );
  }

  #[test]
  fn task_subcommand_double_hyphen_only() {
    // edge case, but it should forward
    let r = flags_from_vec(svec!["deno", "task", "build", "--"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Task(TaskFlags {
          cwd: None,
          task: Some("build".to_string()),
          is_run: false,
          recursive: false,
          filter: None,
          eval: false,
        }),
        argv: svec!["--"],
        ..Flags::default()
      }
    );
  }

  #[test]
  fn task_following_arg() {
    let r = flags_from_vec(svec!["deno", "task", "build", "-1", "--test"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Task(TaskFlags {
          cwd: None,
          task: Some("build".to_string()),
          is_run: false,
          recursive: false,
          filter: None,
          eval: false,
        }),
        argv: svec!["-1", "--test"],
        ..Flags::default()
      }
    );
  }

  #[test]
  fn task_following_double_hyphen_arg() {
    let r = flags_from_vec(svec!["deno", "task", "build", "--test"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Task(TaskFlags {
          cwd: None,
          task: Some("build".to_string()),
          is_run: false,
          recursive: false,
          filter: None,
          eval: false,
        }),
        argv: svec!["--test"],
        ..Flags::default()
      }
    );
  }

  #[test]
  fn task_with_global_flags() {
    // can fail if the custom parser in task_parse() starts at the wrong index
    let r = flags_from_vec(svec!["deno", "--quiet", "task", "build"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Task(TaskFlags {
          cwd: None,
          task: Some("build".to_string()),
          is_run: false,
          recursive: false,
          filter: None,
          eval: false,
        }),
        log_level: Some(log::Level::Error),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn task_subcommand_empty() {
    let r = flags_from_vec(svec!["deno", "task"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Task(TaskFlags {
          cwd: None,
          task: None,
          is_run: false,
          recursive: false,
          filter: None,
          eval: false,
        }),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn task_subcommand_config() {
    let r = flags_from_vec(svec!["deno", "task", "--config", "deno.jsonc"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Task(TaskFlags {
          cwd: None,
          task: None,
          is_run: false,
          recursive: false,
          filter: None,
          eval: false,
        }),
        config_flag: ConfigFlag::Path("deno.jsonc".to_string()),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn task_subcommand_config_short() {
    let r = flags_from_vec(svec!["deno", "task", "-c", "deno.jsonc"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Task(TaskFlags {
          cwd: None,
          task: None,
          is_run: false,
          recursive: false,
          filter: None,
          eval: false,
        }),
        config_flag: ConfigFlag::Path("deno.jsonc".to_string()),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn task_subcommand_noconfig_invalid() {
    let r = flags_from_vec(svec!["deno", "task", "--no-config"]);
    assert_eq!(
      r.unwrap_err().kind(),
      clap::error::ErrorKind::UnknownArgument
    );
  }

  #[test]
  fn bench_with_flags() {
    let r = flags_from_vec(svec![
      "deno",
      "bench",
      "--json",
      "--no-npm",
      "--no-remote",
      "--no-run",
      "--filter",
      "- foo",
      "--location",
      "https:foo",
      "--allow-net",
      "dir1/",
      "dir2/",
      "--",
      "arg1",
      "arg2"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Bench(BenchFlags {
          filter: Some("- foo".to_string()),
          json: true,
          no_run: true,
          files: FileFlags {
            include: vec!["dir1/".to_string(), "dir2/".to_string()],
            ignore: vec![],
          },
          watch: Default::default(),
          permit_no_files: false,
        }),
        no_npm: true,
        no_remote: true,
        type_check_mode: TypeCheckMode::Local,
        location: Some(Url::parse("https://foo/").unwrap()),
        permissions: PermissionFlags {
          allow_net: Some(vec![]),
          no_prompt: true,
          ..Default::default()
        },
        argv: svec!["arg1", "arg2"],
        ..Flags::default()
      }
    );
  }

  #[test]
  fn bench_watch() {
    let r = flags_from_vec(svec!["deno", "bench", "--watch"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Bench(BenchFlags {
          filter: None,
          json: false,
          no_run: false,
          files: FileFlags {
            include: vec![],
            ignore: vec![],
          },
          watch: Some(Default::default()),
          permit_no_files: false
        }),
        permissions: PermissionFlags {
          no_prompt: true,
          ..Default::default()
        },
        type_check_mode: TypeCheckMode::Local,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn bench_no_files() {
    let r = flags_from_vec(svec!["deno", "bench", "--permit-no-files"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Bench(BenchFlags {
          filter: None,
          json: false,
          no_run: false,
          files: FileFlags {
            include: vec![],
            ignore: vec![],
          },
          watch: None,
          permit_no_files: true
        }),
        permissions: PermissionFlags {
          no_prompt: true,
          ..Default::default()
        },
        type_check_mode: TypeCheckMode::Local,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn run_with_check() {
    let r = flags_from_vec(svec!["deno", "run", "--check", "script.ts",]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        type_check_mode: TypeCheckMode::Local,
        code_cache_enabled: true,
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "run", "--check=all", "script.ts",]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        type_check_mode: TypeCheckMode::All,
        code_cache_enabled: true,
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "--check=foo", "script.ts",]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "script.ts".to_string(),
          watch: None,
          bare: true,
          coverage_dir: None,
          print_task_list: false,
        }),
        type_check_mode: TypeCheckMode::None,
        code_cache_enabled: true,
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--no-check",
      "--check",
      "script.ts",
    ]);
    assert!(r.is_err());
  }

  #[test]
  fn no_config() {
    let r = flags_from_vec(svec!["deno", "run", "--no-config", "script.ts",]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags::new_default(
          "script.ts".to_string(),
        )),
        config_flag: ConfigFlag::Disabled,
        code_cache_enabled: true,
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--config",
      "deno.json",
      "--no-config",
      "script.ts",
    ]);
    assert!(r.is_err());
  }

  #[test]
  fn init() {
    let r = flags_from_vec(svec!["deno", "init"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Init(InitFlags {
          package: None,
          package_args: vec![],
          dir: None,
          lib: false,
          serve: false,
          empty: false,
          yes: false,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "init", "foo"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Init(InitFlags {
          package: None,
          package_args: vec![],
          dir: Some(String::from("foo")),
          lib: false,
          serve: false,
          empty: false,
          yes: false,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "init", "--quiet"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Init(InitFlags {
          package: None,
          package_args: vec![],
          dir: None,
          lib: false,
          serve: false,
          empty: false,
          yes: false,
        }),
        log_level: Some(Level::Error),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "init", "--lib"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Init(InitFlags {
          package: None,
          package_args: vec![],
          dir: None,
          lib: true,
          serve: false,
          empty: false,
          yes: false,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "init", "--serve"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Init(InitFlags {
          package: None,
          package_args: vec![],
          dir: None,
          lib: false,
          serve: true,
          empty: false,
          yes: false,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "init", "foo", "--lib"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Init(InitFlags {
          package: None,
          package_args: vec![],
          dir: Some(String::from("foo")),
          lib: true,
          serve: false,
          empty: false,
          yes: false,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "init", "--lib", "--npm", "vite"]);
    assert!(r.is_err());

    let r = flags_from_vec(svec!["deno", "init", "--serve", "--npm", "vite"]);
    assert!(r.is_err());

    let r = flags_from_vec(svec!["deno", "init", "--npm", "vite", "--lib"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Init(InitFlags {
          package: Some("vite".to_string()),
          package_args: svec!["--lib"],
          dir: None,
          lib: false,
          serve: false,
          empty: false,
          yes: false,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "init", "--npm", "vite", "--serve"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Init(InitFlags {
          package: Some("vite".to_string()),
          package_args: svec!["--serve"],
          dir: None,
          lib: false,
          serve: false,
          empty: false,
          yes: false,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "init", "--npm", "vite", "new_dir"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Init(InitFlags {
          package: Some("vite".to_string()),
          package_args: svec!["new_dir"],
          dir: None,
          lib: false,
          serve: false,
          empty: false,
          yes: false,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "init", "--npm", "--yes", "vite"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Init(InitFlags {
          package: Some("vite".to_string()),
          package_args: vec![],
          dir: None,
          lib: false,
          serve: false,
          empty: false,
          yes: true,
        }),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn jupyter() {
    let r = flags_from_vec(svec!["deno", "jupyter"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Jupyter(JupyterFlags {
          install: false,
          kernel: false,
          conn_file: None,
          name: None,
          display: None,
          force: false,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "jupyter", "--install"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Jupyter(JupyterFlags {
          install: true,
          kernel: false,
          conn_file: None,
          name: None,
          display: None,
          force: false,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "jupyter", "--install", "--force"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Jupyter(JupyterFlags {
          install: true,
          kernel: false,
          conn_file: None,
          name: None,
          display: None,
          force: true,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "jupyter",
      "--install",
      "--name",
      "debugdeno",
      "--display",
      "Deno (debug)"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Jupyter(JupyterFlags {
          install: true,
          kernel: false,
          conn_file: None,
          name: Some("debugdeno".to_string()),
          display: Some("Deno (debug)".to_string()),
          force: false,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec!["deno", "jupyter", "-n", "debugdeno",]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Jupyter(JupyterFlags {
          install: false,
          kernel: false,
          conn_file: None,
          name: Some("debugdeno".to_string()),
          display: None,
          force: false,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "jupyter",
      "--kernel",
      "--conn",
      "path/to/conn/file"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Jupyter(JupyterFlags {
          install: false,
          kernel: true,
          conn_file: Some(String::from("path/to/conn/file")),
          name: None,
          display: None,
          force: false,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "jupyter",
      "--install",
      "--conn",
      "path/to/conn/file"
    ]);
    r.unwrap_err();
    let r = flags_from_vec(svec!["deno", "jupyter", "--kernel",]);
    r.unwrap_err();
    let r = flags_from_vec(svec!["deno", "jupyter", "--install", "--kernel",]);
    r.unwrap_err();
    let r = flags_from_vec(svec!["deno", "jupyter", "--display", "deno"]);
    r.unwrap_err();
    let r = flags_from_vec(svec!["deno", "jupyter", "--kernel", "--display"]);
    r.unwrap_err();
    let r = flags_from_vec(svec!["deno", "jupyter", "--force"]);
    r.unwrap_err();
  }

  #[test]
  fn publish_args() {
    let r = flags_from_vec(svec![
      "deno",
      "publish",
      "--no-provenance",
      "--dry-run",
      "--allow-slow-types",
      "--allow-dirty",
      "--token=asdf",
      "--set-version=1.0.1",
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Publish(PublishFlags {
          token: Some("asdf".to_string()),
          dry_run: true,
          allow_slow_types: true,
          allow_dirty: true,
          no_provenance: true,
          set_version: Some("1.0.1".to_string()),
        }),
        type_check_mode: TypeCheckMode::Local,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn add_or_install_subcommand() {
    let r = flags_from_vec(svec!["deno", "add"]);
    r.unwrap_err();
    for cmd in ["add", "install"] {
      let mk_flags = |flags: AddFlags| -> Flags {
        match cmd {
          "add" => Flags {
            subcommand: DenoSubcommand::Add(flags),
            ..Flags::default()
          },
          "install" => Flags {
            subcommand: DenoSubcommand::Install(InstallFlags::Local(
              InstallFlagsLocal::Add(flags),
            )),
            ..Flags::default()
          },
          _ => unreachable!(),
        }
      };

      {
        let r = flags_from_vec(svec!["deno", cmd, "@david/which"]);
        assert_eq!(
          r.unwrap(),
          mk_flags(AddFlags {
            packages: svec!["@david/which"],
            dev: false, // default is false
            default_registry: None,
            lockfile_only: false,
          })
        );
      }
      {
        let r = flags_from_vec(svec![
          "deno",
          cmd,
          "--frozen",
          "--lockfile-only",
          "@david/which",
          "@luca/hello"
        ]);
        let mut expected_flags = mk_flags(AddFlags {
          packages: svec!["@david/which", "@luca/hello"],
          dev: false,
          default_registry: None,
          lockfile_only: true,
        });
        expected_flags.frozen_lockfile = Some(true);
        assert_eq!(r.unwrap(), expected_flags);
      }
      {
        let r = flags_from_vec(svec!["deno", cmd, "--dev", "npm:chalk"]);
        assert_eq!(
          r.unwrap(),
          mk_flags(AddFlags {
            packages: svec!["npm:chalk"],
            dev: true,
            default_registry: None,
            lockfile_only: false,
          }),
        );
      }
      {
        let r = flags_from_vec(svec!["deno", cmd, "--npm", "chalk"]);
        assert_eq!(
          r.unwrap(),
          mk_flags(AddFlags {
            packages: svec!["chalk"],
            dev: false,
            default_registry: Some(DefaultRegistry::Npm),
            lockfile_only: false,
          }),
        );
      }
      {
        let r = flags_from_vec(svec!["deno", cmd, "--jsr", "@std/fs"]);
        assert_eq!(
          r.unwrap(),
          mk_flags(AddFlags {
            packages: svec!["@std/fs"],
            dev: false,
            default_registry: Some(DefaultRegistry::Jsr),
            lockfile_only: false,
          }),
        );
      }
    }
  }

  #[test]
  fn remove_subcommand() {
    let r = flags_from_vec(svec!["deno", "remove"]);
    r.unwrap_err();

    let r = flags_from_vec(svec!["deno", "remove", "@david/which"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Remove(RemoveFlags {
          packages: svec!["@david/which"],
          lockfile_only: false,
        }),
        ..Flags::default()
      }
    );

    let r = flags_from_vec(svec![
      "deno",
      "remove",
      "--frozen",
      "--lockfile-only",
      "@david/which",
      "@luca/hello"
    ]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Remove(RemoveFlags {
          packages: svec!["@david/which", "@luca/hello"],
          lockfile_only: true,
        }),
        frozen_lockfile: Some(true),
        ..Flags::default()
      }
    );
  }

  #[test]
  fn run_with_frozen_lockfile() {
    let cases = [
      (Some("--frozen"), Some(true)),
      (Some("--frozen=true"), Some(true)),
      (Some("--frozen=false"), Some(false)),
      (None, None),
    ];
    for (flag, frozen) in cases {
      let mut args = svec!["deno", "run"];
      if let Some(f) = flag {
        args.push(f.into());
      }
      args.push("script.ts".into());
      let r = flags_from_vec(args);
      assert_eq!(
        r.unwrap(),
        Flags {
          subcommand: DenoSubcommand::Run(RunFlags::new_default(
            "script.ts".to_string(),
          )),
          frozen_lockfile: frozen,
          code_cache_enabled: true,
          ..Flags::default()
        }
      );
    }
  }

  #[test]
  fn allow_scripts() {
    let cases = [
      (Some("--allow-scripts"), Ok(PackagesAllowedScripts::All)),
      (None, Ok(PackagesAllowedScripts::None)),
      (
        Some("--allow-scripts=npm:foo"),
        Ok(PackagesAllowedScripts::Some(vec![
          PackageReq::from_str("foo").unwrap(),
        ])),
      ),
      (
        Some("--allow-scripts=npm:foo,npm:bar@2"),
        Ok(PackagesAllowedScripts::Some(vec![
          PackageReq::from_str("foo").unwrap(),
          PackageReq::from_str("bar@2").unwrap(),
        ])),
      ),
      (Some("--allow-scripts=foo"), Err("Invalid package")),
      (
        Some("--allow-scripts=npm:foo@next"),
        Err("Tags are not supported in --allow-scripts: npm:foo@next"),
      ),
      (
        Some("--allow-scripts=jsr:@foo/bar"),
        Err("An 'npm:' specifier is required"),
      ),
    ];
    for (flag, value) in cases {
      let mut args = svec!["deno", "cache"];
      if let Some(flag) = flag {
        args.push(flag.into());
      }
      args.push("script.ts".into());
      let r = flags_from_vec(args);
      match value {
        Ok(value) => {
          assert_eq!(
            r.unwrap(),
            Flags {
              subcommand: DenoSubcommand::Cache(CacheFlags {
                files: svec!["script.ts"],
              }),
              allow_scripts: value,
              ..Flags::default()
            }
          );
        }
        Err(e) => {
          let err = r.unwrap_err();
          assert!(
            err.to_string().contains(e),
            "expected to contain '{e}' got '{err}'"
          );
        }
      }
    }
  }

  #[test]
  fn bare_run() {
    let r = flags_from_vec(svec!["deno", "--no-config", "script.ts"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "script.ts".to_string(),
          watch: None,
          bare: true,
          coverage_dir: None,
          print_task_list: false,
        }),
        config_flag: ConfigFlag::Disabled,
        code_cache_enabled: true,
        ..Flags::default()
      }
    );
  }

  #[test]
  fn bare_global() {
    let r = flags_from_vec(svec!["deno", "--log-level=debug"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Repl(ReplFlags {
          eval_files: None,
          eval: None,
          is_default_command: true,
          json: false,
        }),
        log_level: Some(Level::Debug),
        permissions: PermissionFlags {
          allow_all: true,
          ..Default::default()
        },
        ..Flags::default()
      }
    );
  }

  #[test]
  fn repl_user_args() {
    let r = flags_from_vec(svec!["deno", "repl", "foo"]);
    assert!(r.is_err());
    let r = flags_from_vec(svec!["deno", "repl", "--", "foo"]);
    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Repl(ReplFlags {
          eval_files: None,
          eval: None,
          is_default_command: false,
          json: false,
        }),
        argv: svec!["foo"],
        ..Flags::default()
      }
    );
  }

  #[test]
  fn bare_with_flag_no_file() {
    let r = flags_from_vec(svec!["deno", "--no-config"]);

    let err = r.unwrap_err();
    assert!(err.to_string().contains("error: [SCRIPT_ARG] may only be omitted with --v8-flags=--help, else to use the repl with arguments, please use the `deno repl` subcommand"));
    assert!(
      err
        .to_string()
        .contains("Usage: deno [OPTIONS] [COMMAND] [SCRIPT_ARG]...")
    );
  }

  #[test]
  fn equal_help_output() {
    for command in clap_root().get_subcommands() {
      if command.get_name() == "help" {
        continue;
      }

      let long_flag =
        match flags_from_vec(svec!["deno", command.get_name(), "--help"])
          .unwrap()
          .subcommand
        {
          DenoSubcommand::Help(help) => help.help.to_string(),
          _ => {
            unreachable!()
          }
        };
      let short_flag =
        match flags_from_vec(svec!["deno", command.get_name(), "-h"])
          .unwrap()
          .subcommand
        {
          DenoSubcommand::Help(help) => help.help.to_string(),
          _ => {
            unreachable!()
          }
        };
      let subcommand =
        match flags_from_vec(svec!["deno", "help", command.get_name()])
          .unwrap()
          .subcommand
        {
          DenoSubcommand::Help(help) => help.help.to_string(),
          _ => {
            unreachable!()
          }
        };
      assert_eq!(long_flag, short_flag, "{} subcommand", command.get_name());
      assert_eq!(long_flag, subcommand, "{} subcommand", command.get_name());
    }
  }

  #[test]
  fn install_permissions_non_global() {
    let r =
      flags_from_vec(svec!["deno", "install", "--allow-net", "jsr:@std/fs"]);

    assert!(
      r.unwrap_err().to_string().contains(
        "Note: Permission flags can only be used in a global setting"
      )
    );
  }

  #[test]
  fn jupyter_unstable_flags() {
    let r = flags_from_vec(svec![
      "deno",
      "jupyter",
      "--unstable-ffi",
      "--unstable-bare-node-builtins",
      "--unstable-worker-options"
    ]);

    assert_eq!(
      r.unwrap(),
      Flags {
        subcommand: DenoSubcommand::Jupyter(JupyterFlags {
          install: false,
          kernel: false,
          conn_file: None,
          name: None,
          display: None,
          force: false,
        }),
        unstable_config: UnstableConfig {
          bare_node_builtins: true,
          sloppy_imports: false,
          features: svec!["bare-node-builtins", "ffi", "worker-options"],
          ..Default::default()
        },
        ..Flags::default()
      }
    );
  }

  #[test]
  fn serve_with_allow_all() {
    let r = flags_from_vec(svec!["deno", "serve", "--allow-all", "./main.ts"]);
    let flags = r.unwrap();
    assert_eq!(
      &flags,
      &Flags {
        subcommand: DenoSubcommand::Serve(ServeFlags::new_default(
          "./main.ts".into(),
          8000,
          "0.0.0.0"
        )),
        permissions: PermissionFlags {
          allow_all: true,
          allow_net: None,
          ..Default::default()
        },
        code_cache_enabled: true,
        ..Default::default()
      }
    );
  }

  #[test]
  fn escape_and_split_commas_test() {
    assert_eq!(escape_and_split_commas("foo".to_string()).unwrap(), ["foo"]);
    assert!(escape_and_split_commas("foo,".to_string()).is_err());
    assert_eq!(
      escape_and_split_commas("foo,,".to_string()).unwrap(),
      ["foo,"]
    );
    assert!(escape_and_split_commas("foo,,,".to_string()).is_err());
    assert_eq!(
      escape_and_split_commas("foo,,,,".to_string()).unwrap(),
      ["foo,,"]
    );
    assert_eq!(
      escape_and_split_commas("foo,bar".to_string()).unwrap(),
      ["foo", "bar"]
    );
    assert_eq!(
      escape_and_split_commas("foo,,bar".to_string()).unwrap(),
      ["foo,bar"]
    );
    assert_eq!(
      escape_and_split_commas("foo,,,bar".to_string()).unwrap(),
      ["foo,", "bar"]
    );
  }

  #[test]
  fn net_flag_with_url() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--allow-net=https://example.com",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap_err().to_string(),
      "error: invalid value 'https://example.com': URLs are not supported, only domains and ips"
    );
  }

  #[test]
  fn node_modules_dir_default() {
    let r =
      flags_from_vec(svec!["deno", "run", "--node-modules-dir", "./foo.ts"]);
    let flags = r.unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "./foo.ts".into(),
          ..Default::default()
        }),
        node_modules_dir: Some(NodeModulesDirMode::Auto),
        code_cache_enabled: true,
        ..Default::default()
      }
    )
  }

  #[test]
  fn flag_before_subcommand() {
    let r = flags_from_vec(svec!["deno", "--allow-net", "repl"]);
    assert_eq!(
      r.unwrap_err().to_string(),
      "error: unexpected argument '--allow-net' found

  tip: 'repl --allow-net' exists

Usage: deno repl [OPTIONS] [-- [ARGS]...]\n"
    )
  }

  #[test]
  fn allow_all_conflicts_allow_perms() {
    let flags = [
      "--allow-read",
      "--allow-write",
      "--allow-net",
      "--allow-env",
      "--allow-run",
      "--allow-sys",
      "--allow-ffi",
      "--allow-import",
    ];
    for flag in flags {
      let r =
        flags_from_vec(svec!["deno", "run", "--allow-all", flag, "foo.ts"]);
      assert!(r.is_err());
    }
  }

  #[test]
  fn allow_import_with_url() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--allow-import=https://example.com",
      "script.ts"
    ]);
    assert_eq!(
      r.unwrap_err().to_string(),
      "error: invalid value 'https://example.com': URLs are not supported, only domains and ips"
    );
  }

  #[test]
  fn deny_import_with_url() {
    let r = flags_from_vec(svec![
      "deno",
      "run",
      "--deny-import=https://example.com",
      "script.ts",
    ]);
    assert_eq!(
      r.unwrap_err().to_string(),
      "error: invalid value 'https://example.com': URLs are not supported, only domains and ips"
    );
  }

  #[test]
  fn outdated_subcommand() {
    let cases = [
      (
        svec![],
        OutdatedFlags {
          filters: vec![],
          kind: OutdatedKind::PrintOutdated { compatible: false },
          recursive: false,
        },
      ),
      (
        svec!["--recursive"],
        OutdatedFlags {
          filters: vec![],
          kind: OutdatedKind::PrintOutdated { compatible: false },
          recursive: true,
        },
      ),
      (
        svec!["--recursive", "--compatible"],
        OutdatedFlags {
          filters: vec![],
          kind: OutdatedKind::PrintOutdated { compatible: true },
          recursive: true,
        },
      ),
      (
        svec!["--update"],
        OutdatedFlags {
          filters: vec![],
          kind: OutdatedKind::Update {
            latest: false,
            interactive: false,
            lockfile_only: false,
          },
          recursive: false,
        },
      ),
      (
        svec!["--update", "--latest"],
        OutdatedFlags {
          filters: vec![],
          kind: OutdatedKind::Update {
            latest: true,
            interactive: false,
            lockfile_only: false,
          },
          recursive: false,
        },
      ),
      (
        svec!["--update", "--recursive"],
        OutdatedFlags {
          filters: vec![],
          kind: OutdatedKind::Update {
            latest: false,
            interactive: false,
            lockfile_only: false,
          },
          recursive: true,
        },
      ),
      (
        svec!["--update", "--lockfile-only"],
        OutdatedFlags {
          filters: vec![],
          kind: OutdatedKind::Update {
            latest: false,
            interactive: false,
            lockfile_only: true,
          },
          recursive: false,
        },
      ),
      (
        svec!["--update", "@foo/bar"],
        OutdatedFlags {
          filters: svec!["@foo/bar"],
          kind: OutdatedKind::Update {
            latest: false,
            interactive: false,
            lockfile_only: false,
          },
          recursive: false,
        },
      ),
      (
        svec!["--latest"],
        OutdatedFlags {
          filters: svec![],
          kind: OutdatedKind::PrintOutdated { compatible: false },
          recursive: false,
        },
      ),
      (
        svec!["--update", "--latest", "--interactive"],
        OutdatedFlags {
          filters: svec![],
          kind: OutdatedKind::Update {
            latest: true,
            interactive: true,
            lockfile_only: false,
          },
          recursive: false,
        },
      ),
    ];
    for (input, expected) in cases {
      let mut args = svec!["deno", "outdated"];
      args.extend(input);
      let r = flags_from_vec(args.clone()).unwrap();
      assert_eq!(
        r.subcommand,
        DenoSubcommand::Outdated(expected),
        "incorrect result for args: {:?}",
        args
      );
    }
  }

  #[test]
  fn update_subcommand() {
    let cases = [
      (
        svec![],
        OutdatedFlags {
          filters: vec![],
          kind: OutdatedKind::Update {
            latest: false,
            interactive: false,
            lockfile_only: false,
          },
          recursive: false,
        },
      ),
      (
        svec!["--latest"],
        OutdatedFlags {
          filters: vec![],
          kind: OutdatedKind::Update {
            latest: true,
            interactive: false,
            lockfile_only: false,
          },
          recursive: false,
        },
      ),
      (
        svec!["--recursive"],
        OutdatedFlags {
          filters: vec![],
          kind: OutdatedKind::Update {
            latest: false,
            interactive: false,
            lockfile_only: false,
          },
          recursive: true,
        },
      ),
      (
        svec!["--lockfile-only"],
        OutdatedFlags {
          filters: vec![],
          kind: OutdatedKind::Update {
            latest: false,
            interactive: false,
            lockfile_only: true,
          },
          recursive: false,
        },
      ),
      (
        svec!["@foo/bar"],
        OutdatedFlags {
          filters: svec!["@foo/bar"],
          kind: OutdatedKind::Update {
            latest: false,
            interactive: false,
            lockfile_only: false,
          },
          recursive: false,
        },
      ),
      (
        svec!["--latest", "--interactive"],
        OutdatedFlags {
          filters: svec![],
          kind: OutdatedKind::Update {
            latest: true,
            interactive: true,
            lockfile_only: false,
          },
          recursive: false,
        },
      ),
    ];
    for (input, expected) in cases {
      let mut args = svec!["deno", "update"];
      args.extend(input);
      let r = flags_from_vec(args.clone()).unwrap();
      assert_eq!(
        r.subcommand,
        DenoSubcommand::Outdated(expected),
        "incorrect result for args: {:?}",
        args
      );
    }
  }

  #[test]
  fn approve_scripts_subcommand() {
    let cases = [
      (
        svec![],
        ApproveScriptsFlags {
          packages: vec![],
          lockfile_only: false,
        },
      ),
      (
        svec!["npm:pkg@1.0.0"],
        ApproveScriptsFlags {
          packages: vec!["npm:pkg@1.0.0".to_string()],
          lockfile_only: false,
        },
      ),
      (
        svec!["npm:pkg1@1.0.0", "npm:pkg2@2.0.0"],
        ApproveScriptsFlags {
          packages: vec![
            "npm:pkg1@1.0.0".to_string(),
            "npm:pkg2@2.0.0".to_string(),
          ],
          lockfile_only: false,
        },
      ),
      (
        svec!["npm:pkg1@1.0.0,npm:pkg2@2.0.0"],
        ApproveScriptsFlags {
          packages: vec![
            "npm:pkg1@1.0.0".to_string(),
            "npm:pkg2@2.0.0".to_string(),
          ],
          lockfile_only: false,
        },
      ),
      (
        svec!["--lockfile-only"],
        ApproveScriptsFlags {
          packages: vec![],
          lockfile_only: true,
        },
      ),
      (
        svec!["--lockfile-only", "npm:pkg@1.0.0"],
        ApproveScriptsFlags {
          packages: vec!["npm:pkg@1.0.0".to_string()],
          lockfile_only: true,
        },
      ),
      (
        svec!["npm:pkg@1.0.0", "--lockfile-only"],
        ApproveScriptsFlags {
          packages: vec!["npm:pkg@1.0.0".to_string()],
          lockfile_only: true,
        },
      ),
      (
        svec!["npm:pkg1@1.0.0", "npm:pkg2@2.0.0", "--lockfile-only"],
        ApproveScriptsFlags {
          packages: vec![
            "npm:pkg1@1.0.0".to_string(),
            "npm:pkg2@2.0.0".to_string(),
          ],
          lockfile_only: true,
        },
      ),
    ];
    for (input, expected) in cases {
      let mut args = svec!["deno", "approve-scripts"];
      args.extend(input);
      let r = flags_from_vec(args.clone()).unwrap();
      assert_eq!(
        r.subcommand,
        DenoSubcommand::ApproveScripts(expected),
        "incorrect result for args: {:?}",
        args
      );
    }
  }

  #[test]
  fn clean_subcommand() {
    let cases = [
      (
        svec![],
        CleanFlags {
          except_paths: vec![],
          dry_run: false,
        },
      ),
      (
        svec!["--except", "path1"],
        CleanFlags {
          except_paths: vec!["path1".to_string()],
          dry_run: false,
        },
      ),
      (
        svec!["--except", "path1", "path2"],
        CleanFlags {
          except_paths: vec!["path1".to_string(), "path2".to_string()],
          dry_run: false,
        },
      ),
      (
        svec!["--except", "path1", "--dry-run"],
        CleanFlags {
          except_paths: vec!["path1".to_string()],
          dry_run: true,
        },
      ),
    ];
    for (input, expected) in cases {
      let cached_only = !input.is_empty();
      let mut args = svec!["deno", "clean"];
      args.extend(input);
      let r = flags_from_vec(args.clone())
        .inspect_err(|e| {
          #[allow(clippy::print_stderr)]
          {
            eprintln!("error: {:?} on input: {:?}", e, args);
          }
        })
        .unwrap();
      assert_eq!(
        r,
        Flags {
          subcommand: DenoSubcommand::Clean(expected),
          cached_only,
          ..Flags::default()
        },
        "incorrect result for args: {:?}",
        args
      );
    }
  }

  #[test]
  fn conditions_test() {
    let flags = flags_from_vec(svec![
      "deno",
      "run",
      "--conditions",
      "development",
      "main.ts"
    ])
    .unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "main.ts".into(),
          ..Default::default()
        }),
        node_conditions: svec!["development"],
        code_cache_enabled: true,
        ..Default::default()
      }
    );

    let flags = flags_from_vec(svec![
      "deno",
      "run",
      "--conditions",
      "development,production",
      "main.ts"
    ])
    .unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "main.ts".into(),
          ..Default::default()
        }),
        node_conditions: svec!["development", "production"],
        code_cache_enabled: true,
        ..Default::default()
      }
    );

    let flags = flags_from_vec(svec![
      "deno",
      "run",
      "--conditions",
      "development",
      "--conditions",
      "production",
      "main.ts"
    ])
    .unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "main.ts".into(),
          ..Default::default()
        }),
        node_conditions: svec!["development", "production"],
        code_cache_enabled: true,
        ..Default::default()
      }
    );
  }

  #[test]
  fn preload_flag_test() {
    let flags = flags_from_vec(svec![
      "deno",
      "run",
      "--preload",
      "preload.js",
      "main.ts"
    ])
    .unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "main.ts".into(),
          ..Default::default()
        }),
        preload: svec!["preload.js"],
        code_cache_enabled: true,
        ..Default::default()
      }
    );

    let flags =
      flags_from_vec(svec!["deno", "run", "--preload", "data:,()", "main.ts"])
        .unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "main.ts".into(),
          ..Default::default()
        }),
        preload: svec!["data:,()"],
        code_cache_enabled: true,
        ..Default::default()
      }
    );

    let flags = flags_from_vec(svec![
      "deno",
      "compile",
      "--preload",
      "p1.js",
      "--preload",
      "./p2.js",
      "main.ts"
    ])
    .unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Compile(CompileFlags {
          source_file: "main.ts".into(),
          output: None,
          args: vec![],
          target: None,
          no_terminal: false,
          icon: None,
          include: Default::default(),
          exclude: Default::default(),
          eszip: false,
        }),
        type_check_mode: TypeCheckMode::Local,
        preload: svec!["p1.js", "./p2.js"],
        code_cache_enabled: true,
        ..Default::default()
      }
    );

    let flags = flags_from_vec(svec![
      "deno",
      "test",
      "--preload",
      "p1.js",
      "--import",
      "./p2.js",
    ])
    .unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Test(TestFlags::default()),
        preload: svec!["p1.js", "./p2.js"],
        type_check_mode: TypeCheckMode::Local,
        code_cache_enabled: false,
        permissions: PermissionFlags {
          no_prompt: true,
          ..Default::default()
        },
        ..Default::default()
      }
    );

    let flags = flags_from_vec(svec![
      "deno",
      "bench",
      "--preload",
      "p1.js",
      "--import",
      "./p2.js",
    ])
    .unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Bench(BenchFlags::default()),
        preload: svec!["p1.js", "./p2.js"],
        type_check_mode: TypeCheckMode::Local,
        code_cache_enabled: false,
        permissions: PermissionFlags {
          no_prompt: true,
          ..Default::default()
        },
        ..Default::default()
      }
    );
  }

  #[test]
  fn require_flag_test() {
    let flags = flags_from_vec(svec![
      "deno",
      "run",
      "--require",
      "require.js",
      "main.ts"
    ])
    .unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "main.ts".into(),
          ..Default::default()
        }),
        require: svec!["require.js"],
        code_cache_enabled: true,
        ..Default::default()
      }
    );

    let flags = flags_from_vec(svec![
      "deno",
      "run",
      "--require",
      "r1.js",
      "--require",
      "./r2.js",
      "main.ts"
    ])
    .unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "main.ts".into(),
          ..Default::default()
        }),
        require: svec!["r1.js", "./r2.js"],
        code_cache_enabled: true,
        ..Default::default()
      }
    );
  }

  #[test]
  fn check_with_v8_flags() {
    let flags =
      flags_from_vec(svec!["deno", "check", "--v8-flags=--help", "script.ts",])
        .unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Check(CheckFlags {
          files: svec!["script.ts"],
          doc: false,
          doc_only: false,
        }),
        type_check_mode: TypeCheckMode::Local,
        code_cache_enabled: true,
        v8_flags: svec!["--help"],
        ..Flags::default()
      }
    );
  }

  #[test]
  fn multiple_allow_all() {
    let flags = flags_from_vec(svec![
      "deno",
      "run",
      "--allow-all",
      "--inspect",
      "-A",
      "script.ts",
    ])
    .unwrap();
    assert_eq!(
      flags,
      Flags {
        subcommand: DenoSubcommand::Run(RunFlags {
          script: "script.ts".to_string(),
          ..Default::default()
        }),
        inspect: Some("127.0.0.1:9229".parse().unwrap()),
        code_cache_enabled: true,
        permissions: PermissionFlags {
          allow_all: true,
          ..Default::default()
        },
        ..Flags::default()
      }
    );
  }

  #[test]
  fn inspect_flag_parsing() {
    use std::net::IpAddr;
    use std::net::Ipv4Addr;

    let cases = vec![
      (
        "127.0.0.1:9229",
        SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 9229),
      ),
      (
        "192.168.0.1",
        SocketAddr::new(IpAddr::V4(Ipv4Addr::new(192, 168, 0, 1)), 9229),
      ),
      (
        "10000",
        SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 10000),
      ),
      (
        ":10000",
        SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 10000),
      ),
      (
        ":0",
        SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 0),
      ),
      (
        "0",
        SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 0),
      ),
    ];

    for case in cases {
      let flags = flags_from_vec(svec![
        "deno",
        "run",
        &format!("--inspect={}", case.0),
        "script.ts",
      ])
      .unwrap();
      assert_eq!(
        flags,
        Flags {
          subcommand: DenoSubcommand::Run(RunFlags {
            script: "script.ts".to_string(),
            ..Default::default()
          }),
          inspect: Some(case.1),
          code_cache_enabled: true,
          ..Flags::default()
        }
      );
    }
  }

  #[test]
  fn inspect_publish_uid_flag_parsing() {
    // Test with both stderr and http
    let flags = flags_from_vec(svec![
      "deno",
      "run",
      "--inspect",
      "--inspect-publish-uid=stderr,http",
      "script.ts",
    ])
    .unwrap();
    assert_eq!(
      flags.inspect_publish_uid,
      Some(InspectPublishUid {
        console: true,
        http: true,
      })
    );

    // Test with only stderr
    let flags = flags_from_vec(svec![
      "deno",
      "run",
      "--inspect",
      "--inspect-publish-uid=stderr",
      "script.ts",
    ])
    .unwrap();
    assert_eq!(
      flags.inspect_publish_uid,
      Some(InspectPublishUid {
        console: true,
        http: false,
      })
    );

    // Test with only http
    let flags = flags_from_vec(svec![
      "deno",
      "run",
      "--inspect",
      "--inspect-publish-uid=http",
      "script.ts",
    ])
    .unwrap();
    assert_eq!(
      flags.inspect_publish_uid,
      Some(InspectPublishUid {
        console: false,
        http: true,
      })
    );

    // Test without the flag (should be None)
    let flags =
      flags_from_vec(svec!["deno", "run", "--inspect", "script.ts",]).unwrap();
    assert_eq!(flags.inspect_publish_uid, None);
  }

  fn set_test_node_options(value: Option<&str>) {
    TEST_NODE_OPTIONS.with(|opt| {
      *opt.borrow_mut() = value.map(|s| s.to_string());
    });
  }

  #[test]
  fn node_options_require() {
    // Test NODE_OPTIONS --require when no CLI --require is passed
    set_test_node_options(Some("--require only.js"));
    let flags = flags_from_vec(svec!["deno", "run", "script.ts",]).unwrap();
    set_test_node_options(None);
    assert_eq!(flags.require, vec!["only.js"]);
  }

  #[test]
  fn node_options_require_prepend_to_cli() {
    // Test NODE_OPTIONS --require is prepended to CLI --require values
    set_test_node_options(Some("--require foo.js --require bar.js"));
    let flags =
      flags_from_vec(svec!["deno", "run", "--require", "cli.js", "script.ts",])
        .unwrap();
    set_test_node_options(None);
    assert_eq!(flags.require, vec!["foo.js", "bar.js", "cli.js"]);
  }

  #[test]
  fn node_options_inspect_publish_uid() {
    set_test_node_options(Some("--inspect-publish-uid=http"));
    let flags = flags_from_vec(svec!["deno", "run", "script.ts",]).unwrap();
    set_test_node_options(None);
    assert_eq!(
      flags.inspect_publish_uid,
      Some(InspectPublishUid {
        console: false,
        http: true,
      })
    );
  }

  #[test]
  fn node_options_inspect_publish_uid_cli_precedence() {
    set_test_node_options(Some("--inspect-publish-uid=http"));
    let flags = flags_from_vec(svec![
      "deno",
      "run",
      "--inspect-publish-uid=stderr",
      "script.ts",
    ])
    .unwrap();
    set_test_node_options(None);
    assert_eq!(
      flags.inspect_publish_uid,
      Some(InspectPublishUid {
        console: true,
        http: false,
      })
    );
  }

  #[test]
  fn node_options_combined() {
    // Test NODE_OPTIONS with both --require and --inspect-publish-uid
    set_test_node_options(Some(
      "--require foo.js --inspect-publish-uid=stderr,http",
    ));
    let flags = flags_from_vec(svec!["deno", "run", "script.ts",]).unwrap();
    set_test_node_options(None);
    assert_eq!(flags.require, vec!["foo.js"]);
    assert_eq!(
      flags.inspect_publish_uid,
      Some(InspectPublishUid {
        console: true,
        http: true,
      })
    );
  }

  #[test]
  fn node_options_empty() {
    set_test_node_options(Some(""));
    let flags = flags_from_vec(svec!["deno", "run", "script.ts",]).unwrap();
    set_test_node_options(None);
    assert!(flags.require.is_empty());
    assert_eq!(flags.inspect_publish_uid, None);
  }

  #[test]
  fn node_options_ignores_unknown_flags() {
    set_test_node_options(Some(
      "--require known.js --unknown-flag --another-unknown",
    ));
    let flags = flags_from_vec(svec!["deno", "run", "script.ts",]).unwrap();
    set_test_node_options(None);
    assert_eq!(flags.require, vec!["known.js"]);
  }
}