diff options
Diffstat (limited to 'crates/ra_lsp_server/src/bin/main.rs')
-rw-r--r-- | crates/ra_lsp_server/src/bin/main.rs | 98 |
1 files changed, 0 insertions, 98 deletions
diff --git a/crates/ra_lsp_server/src/bin/main.rs b/crates/ra_lsp_server/src/bin/main.rs deleted file mode 100644 index 69e709a25..000000000 --- a/crates/ra_lsp_server/src/bin/main.rs +++ /dev/null | |||
@@ -1,98 +0,0 @@ | |||
1 | //! Driver for rust-analyzer. | ||
2 | //! | ||
3 | //! Based on cli flags, either spawns an LSP server, or runs a batch analysis | ||
4 | mod args; | ||
5 | |||
6 | use lsp_server::Connection; | ||
7 | use ra_prof; | ||
8 | use rust_analyzer::{cli, from_json, show_message, Result, ServerConfig}; | ||
9 | |||
10 | use crate::args::HelpPrinted; | ||
11 | |||
12 | fn main() -> Result<()> { | ||
13 | setup_logging()?; | ||
14 | let args = match args::Args::parse()? { | ||
15 | Ok(it) => it, | ||
16 | Err(HelpPrinted) => return Ok(()), | ||
17 | }; | ||
18 | match args.command { | ||
19 | args::Command::Parse { no_dump } => cli::parse(no_dump)?, | ||
20 | args::Command::Symbols => cli::symbols()?, | ||
21 | args::Command::Highlight { rainbow } => cli::highlight(rainbow)?, | ||
22 | args::Command::Stats { randomize, memory_usage, only, with_deps, path } => { | ||
23 | cli::analysis_stats( | ||
24 | args.verbosity, | ||
25 | memory_usage, | ||
26 | path.as_ref(), | ||
27 | only.as_ref().map(String::as_ref), | ||
28 | with_deps, | ||
29 | randomize, | ||
30 | )? | ||
31 | } | ||
32 | |||
33 | args::Command::Bench { path, what } => { | ||
34 | cli::analysis_bench(args.verbosity, path.as_ref(), what)? | ||
35 | } | ||
36 | |||
37 | args::Command::RunServer => run_server()?, | ||
38 | args::Command::Version => println!("rust-analyzer {}", env!("REV")), | ||
39 | } | ||
40 | Ok(()) | ||
41 | } | ||
42 | |||
43 | fn setup_logging() -> Result<()> { | ||
44 | std::env::set_var("RUST_BACKTRACE", "short"); | ||
45 | env_logger::try_init()?; | ||
46 | ra_prof::init(); | ||
47 | Ok(()) | ||
48 | } | ||
49 | |||
50 | fn run_server() -> Result<()> { | ||
51 | log::info!("lifecycle: server started"); | ||
52 | |||
53 | let (connection, io_threads) = Connection::stdio(); | ||
54 | let server_capabilities = serde_json::to_value(rust_analyzer::server_capabilities()).unwrap(); | ||
55 | |||
56 | let initialize_params = connection.initialize(server_capabilities)?; | ||
57 | let initialize_params = | ||
58 | from_json::<lsp_types::InitializeParams>("InitializeParams", initialize_params)?; | ||
59 | |||
60 | if let Some(client_info) = initialize_params.client_info { | ||
61 | log::info!("Client '{}' {}", client_info.name, client_info.version.unwrap_or_default()); | ||
62 | } | ||
63 | |||
64 | let cwd = std::env::current_dir()?; | ||
65 | let root = initialize_params.root_uri.and_then(|it| it.to_file_path().ok()).unwrap_or(cwd); | ||
66 | |||
67 | let workspace_roots = initialize_params | ||
68 | .workspace_folders | ||
69 | .map(|workspaces| { | ||
70 | workspaces.into_iter().filter_map(|it| it.uri.to_file_path().ok()).collect::<Vec<_>>() | ||
71 | }) | ||
72 | .filter(|workspaces| !workspaces.is_empty()) | ||
73 | .unwrap_or_else(|| vec![root]); | ||
74 | |||
75 | let server_config = initialize_params | ||
76 | .initialization_options | ||
77 | .and_then(|v| { | ||
78 | from_json::<ServerConfig>("config", v) | ||
79 | .map_err(|e| { | ||
80 | log::error!("{}", e); | ||
81 | show_message(lsp_types::MessageType::Error, e.to_string(), &connection.sender); | ||
82 | }) | ||
83 | .ok() | ||
84 | }) | ||
85 | .unwrap_or_default(); | ||
86 | |||
87 | rust_analyzer::main_loop( | ||
88 | workspace_roots, | ||
89 | initialize_params.capabilities, | ||
90 | server_config, | ||
91 | connection, | ||
92 | )?; | ||
93 | |||
94 | log::info!("shutting down IO..."); | ||
95 | io_threads.join()?; | ||
96 | log::info!("... IO is down"); | ||
97 | Ok(()) | ||
98 | } | ||