toolchain/driver/language_server_subcommand.cpp - trunk - githubmirror/carbon-lang

toolchain/driver/language_server_subcommand.cpp

52 строки2 KB

Richard Smith

Disable prelude import in language-server tests. (#7489)

13 июл 2026, 23:48

13 июл 2026, 23:48b6179ec

// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
// Exceptions. See /LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception

#include "toolchain/driver/language_server_subcommand.h"

#include "toolchain/diagnostics/consumer.h"
#include "toolchain/language_server/language_server.h"

namespace Carbon {

static constexpr CommandLine::CommandInfo SubcommandInfo = {
    .name = "language-server",
    .help = R"""(
Runs the language server.
)""",
};

LanguageServerSubcommand::LanguageServerSubcommand()
    : DriverSubcommand(SubcommandInfo) {}

auto LanguageServerSubcommand::BuildOptions(CommandLine::CommandBuilder& b)
    -> void {
  b.AddFlag(
      {
          .name = "prelude-import",
          .help = R"""(
Whether to use the implicit prelude import. Enabled by default.
)""",
      },
      [&](auto& arg_b) {
        arg_b.Default(true);
        arg_b.Set(&prelude_import_);
      });
}

auto LanguageServerSubcommand::Run(DriverEnv& driver_env) -> DriverResult {
  if (!driver_env.input_stream) {
    CARBON_DIAGNOSTIC(LanguageServerMissingInputStream, Error,
                      "language-server requires input_stream");
    driver_env.emitter.Emit(LanguageServerMissingInputStream);
    return {.success = false};
  }

  bool success = LanguageServer::Run(
      *driver_env.installation, driver_env.input_stream,
      *driver_env.output_stream, *driver_env.error_stream,
      driver_env.vlog_stream, *driver_env.consumer, prelude_import_);
  return {.success = success};
}

}  // namespace Carbon