53 lines
1.3 KiB
Rust
53 lines
1.3 KiB
Rust
#[macro_use]
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extern crate log;
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#[macro_use]
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extern crate failure;
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extern crate flexi_logger;
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extern crate gen_lsp_server;
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extern crate ra_lsp_server;
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use flexi_logger::{Logger, Duplicate};
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use gen_lsp_server::{run_server, stdio_transport};
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use ra_lsp_server::Result;
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fn main() -> Result<()> {
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::std::env::set_var("RUST_BACKTRACE", "short");
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Logger::with_env_or_str("error")
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.duplicate_to_stderr(Duplicate::All)
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.log_to_file()
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.directory("log")
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.start()?;
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info!("lifecycle: server started");
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match ::std::panic::catch_unwind(|| main_inner()) {
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Ok(res) => {
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info!("lifecycle: terminating process with {:?}", res);
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res
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}
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Err(_) => {
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error!("server panicked");
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bail!("server panicked")
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}
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}
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}
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fn main_inner() -> Result<()> {
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let (receiver, sender, threads) = stdio_transport();
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let cwd = ::std::env::current_dir()?;
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run_server(
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ra_lsp_server::server_capabilities(),
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receiver,
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sender,
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|params, r, s| {
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let root = params.root_uri
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.and_then(|it| it.to_file_path().ok())
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.unwrap_or(cwd);
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ra_lsp_server::main_loop(false, root, r, s)
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},
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)?;
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info!("shutting down IO...");
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threads.join()?;
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info!("... IO is down");
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Ok(())
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}
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