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v7.4.0
src/app.rs
408 строк
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sharkdp
Add --regex option to override --glob
15 сен 2019, 17:47
15 сен 2019, 17:47
eac20a8
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// Copyright (c) 2017 fd developers // Licensed under the Apache License, Version 2.0 // <LICENSE-APACHE or http://www.apache.org/licenses/LICENSE-2.0> // or the MIT license <LICENSE-MIT or http://opensource.org/licenses/MIT>, // at your option. All files in the project carrying such // notice may not be copied, modified, or distributed except // according to those terms. use std::collections::HashMap; use clap::{crate_version, App, AppSettings, Arg}; struct Help { short: &'static str, long: &'static str, } macro_rules! doc { ($map:expr, $name:expr, $short:expr) => { doc!($map, $name, $short, $short) }; ($map:expr, $name:expr, $short:expr, $long:expr) => { $map.insert( $name, Help { short: $short, long: concat!($long, "\n "), }, ); }; } pub fn build_app() -> App<'static, 'static> { let helps = usage(); let arg = |name| { Arg::with_name(name) .help(helps[name].short) .long_help(helps[name].long) }; App::new("fd") .version(crate_version!()) .usage("fd [FLAGS/OPTIONS] [<pattern>] [<path>...]") .setting(AppSettings::ColoredHelp) .setting(AppSettings::DeriveDisplayOrder) .after_help( "Note: `fd -h` prints a short and concise overview while `fd --help` \ gives all details.", ) .arg(arg("hidden").long("hidden").short("H")) .arg(arg("no-ignore").long("no-ignore").short("I")) .arg(arg("no-ignore-vcs").long("no-ignore-vcs")) .arg( arg("rg-alias-hidden-ignore") .short("u") .multiple(true) .hidden(true), ) .arg( arg("case-sensitive") .long("case-sensitive") .short("s") .overrides_with("ignore-case"), ) .arg( arg("ignore-case") .long("ignore-case") .short("i") .overrides_with("case-sensitive"), ) .arg( arg("glob") .long("glob") .short("g") .conflicts_with("fixed-strings"), ) .arg( arg("regex") .long("regex") .overrides_with("glob") .hidden_short_help(true), ) .arg( arg("fixed-strings") .long("fixed-strings") .short("F") .alias("literal"), ) .arg(arg("absolute-path").long("absolute-path").short("a")) .arg(arg("follow").long("follow").short("L").alias("dereference")) .arg(arg("full-path").long("full-path").short("p")) .arg(arg("null_separator").long("print0").short("0")) .arg(arg("depth").long("max-depth").short("d").takes_value(true)) // support --maxdepth as well, for compatibility with rg .arg( arg("rg-depth") .long("maxdepth") .hidden(true) .takes_value(true), ) .arg( arg("file-type") .long("type") .short("t") .multiple(true) .number_of_values(1) .takes_value(true) .value_name("filetype") .possible_values(&[ "f", "file", "d", "directory", "l", "symlink", "x", "executable", "e", "empty", ]) .hide_possible_values(true), ) .arg( arg("extension") .long("extension") .short("e") .multiple(true) .number_of_values(1) .takes_value(true) .value_name("ext"), ) .arg( arg("exec") .long("exec") .short("x") .min_values(1) .allow_hyphen_values(true) .value_terminator(";") .value_name("cmd"), ) .arg( arg("exec-batch") .long("exec-batch") .short("X") .min_values(1) .allow_hyphen_values(true) .value_terminator(";") .value_name("cmd") .conflicts_with("exec"), ) .arg( arg("exclude") .long("exclude") .short("E") .takes_value(true) .value_name("pattern") .number_of_values(1) .multiple(true), ) .arg( arg("ignore-file") .long("ignore-file") .takes_value(true) .value_name("path") .number_of_values(1) .multiple(true) .hidden_short_help(true), ) .arg( arg("color") .long("color") .short("c") .takes_value(true) .value_name("when") .possible_values(&["never", "auto", "always"]) .hide_possible_values(true), ) .arg( arg("threads") .long("threads") .short("j") .takes_value(true) .value_name("num") .hidden_short_help(true), ) .arg( arg("size") .long("size") .short("S") .takes_value(true) .number_of_values(1) .allow_hyphen_values(true) .multiple(true), ) .arg( arg("max-buffer-time") .long("max-buffer-time") .takes_value(true) .hidden(true), ) .arg( arg("changed-within") .long("changed-within") .alias("change-newer-than") .takes_value(true) .value_name("date|dur") .number_of_values(1), ) .arg( arg("changed-before") .long("changed-before") .alias("change-older-than") .takes_value(true) .value_name("date|dur") .number_of_values(1), ) .arg( arg("show-errors") .long("show-errors") .hidden_short_help(true), ) .arg(arg("pattern")) .arg( arg("path-separator") .takes_value(true) .value_name("separator") .long("path-separator") .hidden_short_help(true), ) .arg(arg("path").multiple(true)) .arg( arg("search-path") .long("search-path") .takes_value(true) .conflicts_with("path") .multiple(true) .hidden_short_help(true) .number_of_values(1), ) } #[rustfmt::skip] fn usage() -> HashMap<&'static str, Help> { let mut h = HashMap::new(); doc!(h, "hidden" , "Search hidden files and directories" , "Include hidden directories and files in the search results (default: hidden files \ and directories are skipped). Files and directories are considered to be hidden if \ their name starts with a `.` sign (dot)."); doc!(h, "no-ignore" , "Do not respect .(git|fd)ignore files" , "Show search results from files and directories that would otherwise be ignored by \ '.gitignore', '.ignore' or '.fdignore' files."); doc!(h, "no-ignore-vcs" , "Do not respect .gitignore files" , "Show search results from files and directories that would otherwise be ignored by \ '.gitignore' files."); doc!(h, "case-sensitive" , "Case-sensitive search (default: smart case)" , "Perform a case-sensitive search. By default, fd uses case-insensitive searches, \ unless the pattern contains an uppercase character (smart case)."); doc!(h, "ignore-case" , "Case-insensitive search (default: smart case)" , "Perform a case-insensitive search. By default, fd uses case-insensitive searches, \ unless the pattern contains an uppercase character (smart case)."); doc!(h, "glob" , "Glob-based search (default: regular expression)" , "Perform a glob-based search instead of a regular expression search."); doc!(h, "regex" , "Perform a regex-based search" , "Perform a regular-expression based seach (default). This can be used to override --glob."); doc!(h, "fixed-strings" , "Treat the pattern as a literal string" , "Treat the pattern as a literal string instead of a regular expression."); doc!(h, "absolute-path" , "Show absolute instead of relative paths" , "Shows the full path starting from the root as opposed to relative paths."); doc!(h, "path-separator" , "Set the path separator to use when printing file paths." , "Set the path separator to use when printing file paths. The default is the OS-specific \ separator ('/' on Unix, '\\' on Windows)."); doc!(h, "follow" , "Follow symbolic links" , "By default, fd does not descend into symlinked directories. Using this flag, symbolic \ links are also traversed."); doc!(h, "full-path" , "Search full path (default: file-/dirname only)" , "By default, the search pattern is only matched against the filename (or directory \ name). Using this flag, the pattern is matched against the full path."); doc!(h, "null_separator" , "Separate results by the null character" , "Separate search results by the null character (instead of newlines). Useful for \ piping results to 'xargs'."); doc!(h, "depth" , "Set maximum search depth (default: none)" , "Limit the directory traversal to a given depth. By default, there is no limit \ on the search depth."); doc!(h, "rg-depth" , "See --max-depth" , "See --max-depth"); doc!(h, "file-type" , "Filter by type: file (f), directory (d), symlink (l),\nexecutable (x), empty (e)" , "Filter the search by type (multiple allowable filetypes can be specified):\n \ 'f' or 'file': regular files\n \ 'd' or 'directory': directories\n \ 'l' or 'symlink': symbolic links\n \ 'x' or 'executable': executables\n \ 'e' or 'empty': empty files or directories"); doc!(h, "extension" , "Filter by file extension" , "(Additionally) filter search results by their file extension. Multiple allowable file \ extensions can be specified."); doc!(h, "exec" , "Execute a command for each search result" , "Execute a command for each search result.\n\ All arguments following --exec are taken to be arguments to the command until the \ argument ';' is encountered.\n\ Each occurrence of the following placeholders is substituted by a path derived from the \ current search result before the command is executed:\n \ '{}': path\n \ '{/}': basename\n \ '{//}': parent directory\n \ '{.}': path without file extension\n \ '{/.}': basename without file extension"); doc!(h, "exec-batch" , "Execute a command with all search results at once" , "Execute a command with all search results at once.\n\ All arguments following --exec-batch are taken to be arguments to the command until the \ argument ';' is encountered.\n\ A single occurence of the following placeholders is authorized and substituted by the paths derived from the \ search results before the command is executed:\n \ '{}': path\n \ '{/}': basename\n \ '{//}': parent directory\n \ '{.}': path without file extension\n \ '{/.}': basename without file extension"); doc!(h, "exclude" , "Exclude entries that match the given glob pattern" , "Exclude files/directories that match the given glob pattern. This overrides any \ other ignore logic. Multiple exclude patterns can be specified."); doc!(h, "ignore-file" , "Add a custom ignore-file in .gitignore format" , "Add a custom ignore-file in '.gitignore' format. These files have a low precedence."); doc!(h, "color" , "When to use colors: never, *auto*, always" , "Declare when to use color for the pattern match output:\n \ 'auto': show colors if the output goes to an interactive console (default)\n \ 'never': do not use colorized output\n \ 'always': always use colorized output"); doc!(h, "threads" , "Set number of threads to use for searching & executing" , "Set number of threads to use for searching & executing (default: number of available \ CPU cores)"); doc!(h, "max-buffer-time" , "the time (in ms) to buffer, before streaming to the console" , "Amount of time in milliseconds to buffer, before streaming the search results to \ the console."); doc!(h, "pattern" , "the search pattern: a regular expression unless '--glob' is used (optional)"); doc!(h, "path" , "the root directory for the filesystem search (optional)" , "The directory where the filesystem search is rooted (optional). \ If omitted, search the current working directory."); doc!(h, "rg-alias-hidden-ignore" , "Alias for no-ignore and/or hidden" , "Alias for no-ignore ('u') and no-ignore and hidden ('uu')"); doc!(h, "size" , "Limit results based on the size of files." , "Limit results based on the size of files using the format <+-><NUM><UNIT>.\n \ '+': file size must be greater than or equal to this\n \ '-': file size must be less than or equal to this\n \ 'NUM': The numeric size (e.g. 500)\n \ 'UNIT': The units for NUM. They are not case-sensitive.\n\ Allowed unit values:\n \ 'b': bytes\n \ 'k': kilobytes\n \ 'm': megabytes\n \ 'g': gigabytes\n \ 't': terabytes\n \ 'ki': kibibytes\n \ 'mi': mebibytes\n \ 'gi': gibibytes\n \ 'ti': tebibytes"); doc!(h, "changed-within" , "Filter by file modification time (newer than)" , "Filter results based on the file modification time. The argument can be provided \ as a specific point in time (YYYY-MM-DD HH:MM:SS) or as a duration (10h, 1d, 35min). \ '--change-newer-than' can be used as an alias.\n\ Examples:\n \ --changed-within 2weeks\n \ --change-newer-than '2018-10-27 10:00:00'"); doc!(h, "changed-before" , "Filter by file modification time (older than)" , "Filter results based on the file modification time. The argument can be provided \ as a specific point in time (YYYY-MM-DD HH:MM:SS) or as a duration (10h, 1d, 35min). \ '--change-older-than' can be used as an alias.\n\ Examples:\n \ --changed-before '2018-10-27 10:00:00'\n \ --change-older-than 2weeks"); doc!(h, "show-errors" , "Enable display of filesystem errors" , "Enable the display of filesystem errors for situations such as insufficient permissions \ or dead symlinks."); doc!(h, "search-path" , "(hidden)" , "Provide paths to search as an alternative to the positional <path> argument. \ Changes the usage to `fd [FLAGS/OPTIONS] --search-path <path> --search-path <path2> [<pattern>]`"); h }