Files
carbon-lang/toolchain/driver/language_server_subcommand.cpp
T
Jon Ross-Perkins 16b2cafae1 Clean up language server's output handling (#4855)
Handles verbose logging and printing errors as diagnostics to stderr
when there's no way to communicate them back on a request.
2025-01-30 18:34:03 +00:00

37 lines
1.2 KiB
C++

// 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/diagnostic_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::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.input_stream, *driver_env.output_stream,
*driver_env.error_stream, driver_env.vlog_stream, driver_env.consumer);
return {.success = success};
}
} // namespace Carbon