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-rw-r--r--helix-lsp/Cargo.toml2
-rw-r--r--helix-lsp/log45
-rw-r--r--helix-lsp/src/lib.rs243
-rw-r--r--helix-lsp/src/transport.rs189
4 files changed, 301 insertions, 178 deletions
diff --git a/helix-lsp/Cargo.toml b/helix-lsp/Cargo.toml
index 1942fc24..b34c139f 100644
--- a/helix-lsp/Cargo.toml
+++ b/helix-lsp/Cargo.toml
@@ -7,6 +7,8 @@ edition = "2018"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
+helix-core = { path = "../helix-core" }
+
lsp-types = { version = "0.82", features = ["proposed"] }
smol = "1.2"
url = "2"
diff --git a/helix-lsp/log b/helix-lsp/log
new file mode 100644
index 00000000..d8370f16
--- /dev/null
+++ b/helix-lsp/log
@@ -0,0 +1,45 @@
+Sun Oct 18 21:15:33 2020:["lsp#register_server", "server registered", "typescript-language-server"]
+Sun Oct 18 21:15:33 2020:["lsp#register_server", "server registered", "elixir-ls"]
+Sun Oct 18 21:15:33 2020:["lsp#register_server", "server registered", "vue-language-server"]
+Sun Oct 18 21:15:33 2020:["lsp#register_server", "server registered", "rust-analyzer"]
+Sun Oct 18 21:15:33 2020:["s:on_text_document_did_open()", 1, "", "/Users/speed/src/helix/helix-lsp", ""]
+Sun Oct 18 21:15:34 2020:["s:on_text_document_did_close()", 1]
+Sun Oct 18 21:15:34 2020:["s:on_text_document_did_open()", 1, "rust", "/Users/speed/src/helix", "file:///Users/speed/src/helix/helix-lsp/src/lib.rs"]
+Sun Oct 18 21:15:34 2020:["Starting server", "rust-analyzer", ["rust-analyzer"]]
+Sun Oct 18 21:15:34 2020:[{"response": {"data": {"__data__": "vim-lsp", "lsp_id": 7, "server_name": "rust-analyzer"}, "message": "started lsp server successfully"}}]
+Sun Oct 18 21:15:34 2020:["--->", 7, "rust-analyzer", {"method": "initialize", "params": {"rootUri": "file:///Users/speed/src/helix/helix-lsp", "capabilities": {"workspace": {"configuration": true, "applyEdit": true}, "textDocument": {"implementation": {"linkSupport": true}, "documentSymbol": {"symbolKind": {"valueSet": [10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 1, 2, 3, 4, 5, 6, 7, 8, 9]}, "hierarchicalDocumentSymbolSupport": false}, "semanticHighlightingCapabilities": {"semanticHighlighting": false}, "codeAction": {"codeActionLiteralSupport": {"codeActionKind": {"valueSet": ["", "quickfix", "refactor", "refactor.extract", "refactor.inline", "refactor.rewrite", "source", "source.organizeImports"]}}, "dynamicRegistration": false}, "completion": {"completionItem": {"snippetSupport": false, "documentationFormat": ["plaintext"]}, "completionItemKind": {"valueSet": [10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 1, 2, 3, 4, 5, 6, 7, 8, 9]}}, "foldingRange": {"lineFoldingOnly": true}, "typeDefinition": {"linkSupport": true}, "typeHierarchy": false, "declaration": {"linkSupport": true}, "definition": {"linkSupport": true}}}, "rootPath": "/Users/speed/src/helix/helix-lsp", "processId": 22973, "trace": "off"}}]
+Sun Oct 18 21:15:34 2020:["<---", 7, "rust-analyzer", {"response": {"id": 1, "jsonrpc": "2.0", "result": {"capabilities": {"documentHighlightProvider": true, "hoverProvider": true, "typeDefinitionProvider": true, "workspaceSymbolProvider": true, "referencesProvider": true, "signatureHelpProvider": {"triggerCharacters": ["(", ","]}, "foldingRangeProvider": true, "callHierarchyProvider": true, "codeActionProvider": {"codeActionKinds": ["", "quickfix", "refactor", "refactor.extract", "refactor.inline", "refactor.rewrite"]}, "textDocumentSync": {"save": {}, "change": 2, "openClose": true}, "codeLensProvider": {"resolveProvider": true}, "implementationProvider": true, "documentOnTypeFormattingProvider": {"moreTriggerCharacter": [".", ">"], "firstTriggerCharacter": "="}, "definitionProvider": true, "selectionRangeProvider": true, "semanticTokensProvider": {"legend": {"tokenTypes": ["comment", "keyword", "string", "number", "regexp", "operator", "namespace", "type", "struct", "class", "interface", "enum", "typeParameter", "function", "member", "property", "macro", "variable", "parameter", "label", "attribute", "boolean", "builtinType", "enumMember", "escapeSequence", "formatSpecifier", "generic", "lifetime", "punctuation", "selfKeyword", "typeAlias", "union", "unresolvedReference"], "tokenModifiers": ["documentation", "declaration", "definition", "static", "abstract", "deprecated", "readonly", "constant", "controlFlow", "injected", "mutable", "unsafe", "attribute"]}, "documentProvider": true, "rangeProvider": true}, "documentFormattingProvider": true, "documentSymbolProvider": true, "experimental": {"parentModule": true, "onEnter": true, "runnables": {"kinds": ["cargo"]}, "ssr": true, "joinLines": true}, "renameProvider": {"prepareProvider": true}, "completionProvider": {"triggerCharacters": [":", "."]}}, "serverInfo": {"version": "???????", "name": "rust-analyzer"}}}, "request": {"id": 1, "jsonrpc": "2.0", "method": "initialize", "params": {"rootUri": "file:///Users/speed/src/helix/helix-lsp", "capabilities": {"workspace": {"configuration": true, "applyEdit": true}, "textDocument": {"implementation": {"linkSupport": true}, "documentSymbol": {"symbolKind": {"valueSet": [10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 1, 2, 3, 4, 5, 6, 7, 8, 9]}, "hierarchicalDocumentSymbolSupport": false}, "semanticHighlightingCapabilities": {"semanticHighlighting": false}, "codeAction": {"codeActionLiteralSupport": {"codeActionKind": {"valueSet": ["", "quickfix", "refactor", "refactor.extract", "refactor.inline", "refactor.rewrite", "source", "source.organizeImports"]}}, "dynamicRegistration": false}, "completion": {"completionItem": {"snippetSupport": false, "documentationFormat": ["plaintext"]}, "completionItemKind": {"valueSet": [10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 1, 2, 3, 4, 5, 6, 7, 8, 9]}}, "foldingRange": {"lineFoldingOnly": true}, "typeDefinition": {"linkSupport": true}, "typeHierarchy": false, "declaration": {"linkSupport": true}, "definition": {"linkSupport": true}}}, "rootPath": "/Users/speed/src/helix/helix-lsp", "processId": 22973, "trace": "off"}}}]
+Sun Oct 18 21:15:34 2020:["--->", 7, "rust-analyzer", {"method": "initialized", "params": {}}]
+Sun Oct 18 21:15:34 2020:[{"response": {"data": {"__data__": "vim-lsp", "server_name": "rust-analyzer"}, "message": "configuration sent"}}]
+Sun Oct 18 21:15:34 2020:["s:update_file_content()", 1]
+Sun Oct 18 21:15:34 2020:["--->", 7, "rust-analyzer", {"method": "textDocument/didOpen", "params": {"textDocument": {"uri": "file:///Users/speed/src/helix/helix-lsp/src/lib.rs", "version": 1, "languageId": "rust", "text": "use std::collections::HashMap;\n\nuse jsonrpc_core as jsonrpc;\nuse lsp_types as lsp;\n\nuse serde::{Deserialize, Serialize};\nuse serde_json::Value;\n\nuse smol::channel::{Receiver, Sender};\nuse smol::io::{BufReader, BufWriter};\nuse smol::prelude::*;\nuse smol::process::{Child, ChildStderr, ChildStdin, ChildStdout, Command, Stdio};\nuse smol::Executor;\n\nuse futures_util::{select, FutureExt};\n\n/// A type representing all possible values sent from the server to the client.\n#[derive(Debug, PartialEq, Clone, Deserialize, Serialize)]\n#[serde(deny_unknown_fields)]\n#[serde(untagged)]\nenum Message {\n /// A regular JSON-RPC request output (single response).\n Output(jsonrpc::Output),\n /// A notification.\n Notification(jsonrpc::Notification),\n /// A JSON-RPC request\n Call(jsonrpc::Call),\n}\n\npub struct Client {\n process: Child,\n stderr: BufReader<ChildStderr>,\n outgoing: Sender<Payload>,\n\n pub request_counter: u64,\n\n capabilities: Option<lsp::ServerCapabilities>,\n}\n\nimpl Client {\n pub fn start(ex: &Executor, cmd: &str, args: &[String]) -> Self {\n let mut process = Command::new(cmd)\n .args(args)\n .stdin(Stdio::piped())\n .stdout(Stdio::piped())\n .stderr(Stdio::piped())\n .spawn()\n .expect(\"Failed to start language server\");\n // smol makes sure the process is reaped on drop, but using kill_on_drop(true) maybe?\n\n // TODO: do we need bufreader/writer here? or do we use async wrappers on unblock?\n let writer = BufWriter::new(process.stdin.take().expect(\"Failed to open stdin\"));\n let reader = BufReader::new(process.stdout.take().expect(\"Failed to open stdout\"));\n let stderr = BufReader::new(process.stderr.take().expect(\"Failed to open stderr\"));\n\n let (incoming, outgoing) = Transport::start(ex, reader, writer);\n\n Client {\n process,\n stderr,\n outgoing,\n\n request_counter: 0,\n\n capabilities: None,\n }\n }\n\n fn next_request_id(&mut self) -> jsonrpc::Id {\n let id = jsonrpc::Id::Num(self.request_counter);\n self.request_counter += 1;\n id\n }\n\n fn to_params(value: Value) -> anyhow::Result<jsonrpc::Params> {\n use jsonrpc::Params;\n\n let params = match value {\n Value::Null => Params::None,\n Value::Bool(_) | Value::Number(_) | Value::String(_) => Params::Array(vec![value]),\n Value::Array(vec) => Params::Array(vec),\n Value::Object(map) => Params::Map(map),\n };\n\n Ok(params)\n }\n\n pub async fn request<R: lsp::request::Request>(\n &mut self,\n params: R::Params,\n ) -> anyhow::Result<R::Result>\n where\n R::Params: serde::Serialize,\n R::Result: core::fmt::Debug, // TODO: temporary\n {\n let params = serde_json::to_value(params)?;\n\n let request = jsonrpc::MethodCall {\n jsonrpc: Some(jsonrpc::Version::V2),\n id: self.next_request_id(),\n method: R::METHOD.to_string(),\n params: Self::to_params(params)?,\n };\n\n let (tx, rx) = smol::channel::bounded::<anyhow::Result<Value>>(1);\n\n self.outgoing\n .send(Payload::Request {\n chan: tx,\n value: request,\n })\n .await?;\n\n let response = rx.recv().await??;\n\n let response = serde_json::from_value(response)?;\n\n // TODO: we should pass request to a sender thread via a channel\n // so it can't be interleaved\n\n // TODO: responses can be out of order, we need to register a single shot response channel\n\n Ok(response)\n }\n\n pub async fn notify<R: lsp::notification::Notification>(\n &mut self,\n params: R::Params,\n ) -> anyhow::Result<()>\n where\n R::Params: serde::Serialize,\n {\n let params = serde_json::to_value(params)?;\n\n let notification = jsonrpc::Notification {\n jsonrpc: Some(jsonrpc::Version::V2),\n method: R::METHOD.to_string(),\n params: Self::to_params(params)?,\n };\n\n self.outgoing\n .send(Payload::Notification(notification))\n .await?;\n\n Ok(())\n }\n\n // -------------------------------------------------------------------------------------------\n // General messages\n // -------------------------------------------------------------------------------------------\n\n pub async fn initialize(&mut self) -> anyhow::Result<()> {\n // TODO: delay any requests that are triggered prior to initialize\n\n #[allow(deprecated)]\n let params = lsp::InitializeParams {\n process_id: Some(u64::from(std::process::id())),\n root_path: None,\n // root_uri: Some(lsp_types::Url::parse(\"file://localhost/\")?),\n root_uri: None, // set to project root in the future\n initialization_options: None,\n capabilities: lsp::ClientCapabilities::default(),\n trace: None,\n workspace_folders: None,\n client_info: None,\n };\n\n let response = self.request::<lsp::request::Initialize>(params).await?;\n self.capabilities = Some(response.capabilities);\n\n // next up, notify<initialized>\n self.notify::<lsp::notification::Initialized>(lsp::InitializedParams {})\n .await?;\n\n Ok(())\n }\n\n pub async fn shutdown(&mut self) -> anyhow::Result<()> {\n self.request::<lsp::request::Shutdown>(()).await\n }\n\n pub async fn exit(&mut self) -> anyhow::Result<()> {\n self.notify::<lsp::notification::Exit>(()).await\n }\n\n // -------------------------------------------------------------------------------------------\n // Text document\n // -------------------------------------------------------------------------------------------\n\n pub async fn text_document_did_open(\n &mut self,\n state: &helix_core::State,\n ) -> anyhow::Result<()> {\n self.notify::<lsp::notification::DidOpenTextDocument>(lsp::DidOpenTextDocumentParams {\n text_document: lsp::TextDocumentItem {\n uri: lsp::Url::from_file_path(\n std::fs::canonicalize(state.path.as_ref().unwrap()).unwrap(),\n )\n .unwrap(),\n language_id: \"rust\".to_string(), // TODO: hardcoded for now\n version: 0,\n text: String::from(&state.doc),\n },\n })\n .await\n }\n\n // TODO: trigger any time history.commit_revision happens\n pub async fn text_document_did_change(\n &mut self,\n state: &helix_core::State,\n ) -> anyhow::Result<()> {\n self.notify::<lsp::notification::DidSaveTextDocument>(lsp::DidSaveTextDocumentParams {\n text_document: lsp::TextDocumentIdentifier::new(\n lsp::Url::from_file_path(state.path.as_ref().unwrap()).unwrap(),\n ),\n text: None, // TODO?\n })\n .await\n }\n\n pub async fn text_document_did_close(&mut self) -> anyhow::Result<()> {\n unimplemented!()\n }\n\n // will_save / will_save_wait_until\n\n pub async fn text_document_did_save(&mut self) -> anyhow::Result<()> {\n unimplemented!()\n }\n}\n\nenum Payload {\n Request {\n chan: Sender<anyhow::Result<Value>>,\n value: jsonrpc::MethodCall,\n },\n Notification(jsonrpc::Notification),\n}\n\nstruct Transport {\n incoming: Sender<Message>,\n outgoing: Receiver<Payload>,\n\n pending_requests: HashMap<jsonrpc::Id, Sender<anyhow::Result<Value>>>,\n headers: HashMap<String, String>,\n\n writer: BufWriter<ChildStdin>,\n reader: BufReader<ChildStdout>,\n}\n\nimpl Transport {\n pub fn start(\n ex: &Executor,\n reader: BufReader<ChildStdout>,\n writer: BufWriter<ChildStdin>,\n ) -> (Receiver<Message>, Sender<Payload>) {\n let (incoming, rx) = smol::channel::unbounded();\n let (tx, outgoing) = smol::channel::unbounded();\n\n let transport = Self {\n reader,\n writer,\n incoming,\n outgoing,\n pending_requests: Default::default(),\n headers: Default::default(),\n };\n\n ex.spawn(transport.duplex()).detach();\n\n (rx, tx)\n }\n\n async fn recv(\n reader: &mut (impl AsyncBufRead + Unpin),\n headers: &mut HashMap<String, String>,\n ) -> Result<Message, std::io::Error> {\n // read headers\n loop {\n let mut header = String::new();\n // detect pipe closed if 0\n reader.read_line(&mut header).await?;\n let header = header.trim();\n\n if header.is_empty() {\n break;\n }\n\n let parts: Vec<&str> = header.split(\": \").collect();\n if parts.len() != 2 {\n // return Err(Error::new(ErrorKind::Other, \"Failed to parse header\"));\n panic!()\n }\n headers.insert(parts[0].to_string(), parts[1].to_string());\n }\n\n // find content-length\n let content_length = headers.get(\"Content-Length\").unwrap().parse().unwrap();\n\n let mut content = vec![0; content_length];\n reader.read_exact(&mut content).await?;\n let msg = String::from_utf8(content).unwrap();\n\n // read data\n\n // try parsing as output (server response) or call (server request)\n let output: serde_json::Result<Message> = serde_json::from_str(&msg);\n\n Ok(output?)\n }\n\n pub async fn send_payload(&mut self, payload: Payload) -> anyhow::Result<()> {\n match payload {\n Payload::Request { chan, value } => {\n self.pending_requests.insert(value.id.clone(), chan);\n\n let json = serde_json::to_string(&value)?;\n self.send(json).await\n }\n Payload::Notification(value) => {\n let json = serde_json::to_string(&value)?;\n self.send(json).await\n }\n }\n }\n\n pub async fn send(&mut self, request: String) -> anyhow::Result<()> {\n println!(\"-> {}\", request);\n\n // send the headers\n self.writer\n .write_all(format!(\"Content-Length: {}\\r\\n\\r\\n\", request.len()).as_bytes())\n .await?;\n\n // send the body\n self.writer.write_all(request.as_bytes()).await?;\n\n self.writer.flush().await?;\n\n Ok(())\n }\n\n pub async fn recv_response(&mut self, output: jsonrpc::Output) -> anyhow::Result<()> {\n match output {\n jsonrpc::Output::Success(jsonrpc::Success { id, result, .. }) => {\n println!(\"<- {}\", result);\n\n let tx = self\n .pending_requests\n .remove(&id)\n .expect(\"pending_request with id not found!\");\n tx.send(Ok(result)).await?;\n }\n jsonrpc::Output::Failure(_) => panic!(\"recv fail\"),\n msg => unimplemented!(\"{:?}\", msg),\n }\n Ok(())\n }\n\n pub async fn duplex(mut self) {\n loop {\n select! {\n // client -> server\n msg = self.outgoing.next().fuse() => {\n if msg.is_none() {\n break;\n }\n let msg = msg.unwrap();\n\n self.send_payload(msg).await.unwrap();\n }\n // server <- client\n msg = Self::recv(&mut self.reader, &mut self.headers).fuse() => {\n if msg.is_err() {\n break;\n }\n let msg = msg.unwrap();\n\n match msg {\n Message::Output(output) => self.recv_response(output).await.unwrap(),\n Message::Notification(_) => {\n // dispatch\n }\n Message::Call(_) => {\n // dispatch\n }\n };\n }\n }\n }\n }\n}\n"}}}]
+Sun Oct 18 21:15:34 2020:[{"response": {"data": {"__data__": "vim-lsp", "server_name": "rust-analyzer"}, "message": "server already started"}}]
+Sun Oct 18 21:15:34 2020:[{"response": {"data": {"__data__": "vim-lsp", "init_result": {"id": 1, "jsonrpc": "2.0", "result": {"capabilities": {"documentHighlightProvider": true, "hoverProvider": true, "typeDefinitionProvider": true, "workspaceSymbolProvider": true, "referencesProvider": true, "signatureHelpProvider": {"triggerCharacters": ["(", ","]}, "foldingRangeProvider": true, "callHierarchyProvider": true, "codeActionProvider": {"codeActionKinds": ["", "quickfix", "refactor", "refactor.extract", "refactor.inline", "refactor.rewrite"]}, "textDocumentSync": {"save": {}, "change": 2, "openClose": true}, "codeLensProvider": {"resolveProvider": true}, "implementationProvider": true, "documentOnTypeFormattingProvider": {"moreTriggerCharacter": [".", ">"], "firstTriggerCharacter": "="}, "definitionProvider": true, "selectionRangeProvider": true, "semanticTokensProvider": {"legend": {"tokenTypes": ["comment", "keyword", "string", "number", "regexp", "operator", "namespace", "type", "struct", "class", "interface", "enum", "typeParameter", "function", "member", "property", "macro", "variable", "parameter", "label", "attribute", "boolean", "builtinType", "enumMember", "escapeSequence", "formatSpecifier", "generic", "lifetime", "punctuation", "selfKeyword", "typeAlias", "union", "unresolvedReference"], "tokenModifiers": ["documentation", "declaration", "definition", "static", "abstract", "deprecated", "readonly", "constant", "controlFlow", "injected", "mutable", "unsafe", "attribute"]}, "documentProvider": true, "rangeProvider": true}, "documentFormattingProvider": true, "documentSymbolProvider": true, "experimental": {"parentModule": true, "onEnter": true, "runnables": {"kinds": ["cargo"]}, "ssr": true, "joinLines": true}, "renameProvider": {"prepareProvider": true}, "completionProvider": {"triggerCharacters": [":", "."]}}, "serverInfo": {"version": "???????", "name": "rust-analyzer"}}}, "server_name": "rust-analyzer"}, "message": "lsp server already initialized"}}]
+Sun Oct 18 21:15:34 2020:[{"response": {"data": {"__data__": "vim-lsp", "server_name": "rust-analyzer"}, "message": "configuration sent"}}]
+Sun Oct 18 21:15:34 2020:[{"response": {"data": {"path": "file:///Users/speed/src/helix/helix-lsp/src/lib.rs", "__data__": "vim-lsp", "server_name": "rust-analyzer"}, "message": "already opened"}}]
+Sun Oct 18 21:15:34 2020:[{"response": {"data": {"path": "file:///Users/speed/src/helix/helix-lsp/src/lib.rs", "__data__": "vim-lsp", "server_name": "rust-analyzer"}, "message": "not dirty"}}]
+Sun Oct 18 21:15:34 2020:["--->", 7, "rust-analyzer", {"method": "textDocument/foldingRange", "on_notification": "---funcref---", "bufnr": 1, "params": {"textDocument": {"uri": "file:///Users/speed/src/helix/helix-lsp/src/lib.rs"}}, "sync": 0}]
+Sun Oct 18 21:15:34 2020:[{"response": {"data": {"path": "file:///Users/speed/src/helix/helix-lsp/src/lib.rs", "__data__": "vim-lsp", "filetype": "rust", "server_name": "rust-analyzer"}, "message": "textDocument/open sent"}}]
+Sun Oct 18 21:15:34 2020:[{"response": {"data": {"path": "file:///Users/speed/src/helix/helix-lsp/src/lib.rs", "__data__": "vim-lsp", "server_name": "rust-analyzer"}, "message": "not dirty"}}]
+Sun Oct 18 21:15:35 2020:["<---", 7, {"id": 0, "jsonrpc": "2.0", "method": "client/registerCapability", "params": {"registrations": [{"id": "textDocument/didSave", "registerOptions": {"includeText": false, "documentSelector": [{"pattern": "**/*.rs"}, {"pattern": "**/Cargo.toml"}, {"pattern": "**/Cargo.lock"}]}, "method": "textDocument/didSave"}]}}]
+Sun Oct 18 21:15:35 2020:["--->", 7, "rust-analyzer", {"id": 0, "error": {"code": -32601, "message": "Method not found"}}]
+Sun Oct 18 21:15:35 2020:["<---", 7, "rust-analyzer", {"response": {"id": 2, "jsonrpc": "2.0", "result": [{"startLine": 2, "kind": "imports", "endLine": 3}, {"startLine": 5, "kind": "imports", "endLine": 6}, {"startLine": 8, "kind": "imports", "endLine": 12}, {"startLine": 20, "endLine": 27}, {"startLine": 29, "endLine": 37}, {"startLine": 39, "endLine": 230}, {"startLine": 40, "endLine": 66}, {"startLine": 57, "endLine": 65}, {"startLine": 68, "endLine": 72}, {"startLine": 74, "endLine": 85}, {"startLine": 77, "endLine": 81}, {"startLine": 87, "endLine": 89}, {"startLine": 94, "endLine": 123}, {"startLine": 97, "endLine": 101}, {"startLine": 107, "endLine": 110}, {"startLine": 107, "endLine": 109}, {"startLine": 117, "kind": "comment", "endLine": 118}, {"startLine": 125, "endLine": 127}, {"startLine": 131, "endLine": 145}, {"startLine": 134, "endLine": 137}, {"startLine": 147, "kind": "comment", "endLine": 149}, {"startLine": 151, "endLine": 175}, {"startLine": 155, "endLine": 164}, {"startLine": 177, "endLine": 179}, {"startLine": 181, "endLine": 183}, {"startLine": 185, "kind": "comment", "endLine": 187}, {"startLine": 189, "endLine": 191}, {"startLine": 192, "endLine": 205}, {"startLine": 193, "endLine": 203}, {"startLine": 193, "endLine": 202}, {"startLine": 194, "endLine": 201}, {"startLine": 195, "endLine": 197}, {"startLine": 208, "endLine": 210}, {"startLine": 211, "endLine": 219}, {"startLine": 212, "endLine": 217}, {"startLine": 212, "endLine": 216}, {"startLine": 213, "endLine": 214}, {"startLine": 221, "endLine": 223}, {"startLine": 227, "endLine": 229}, {"startLine": 232, "endLine": 238}, {"startLine": 233, "endLine": 235}, {"startLine": 240, "endLine": 249}, {"startLine": 251, "endLine": 392}, {"startLine": 252, "endLine": 255}, {"startLine": 256, "endLine": 272}, {"startLine": 260, "endLine": 266}, {"startLine": 274, "endLine": 276}, {"startLine": 277, "endLine": 310}, {"startLine": 279, "endLine": 295}, {"startLine": 285, "endLine": 287}, {"startLine": 290, "endLine": 293}, {"startLine": 312, "endLine": 325}, {"startLine": 313, "endLine": 324}, {"startLine": 314, "endLine": 319}, {"startLine": 320, "endLine": 323}, {"startLine": 327, "endLine": 341}, {"startLine": 343, "endLine": 358}, {"startLine": 344, "endLine": 356}, {"startLine": 345, "endLine": 353}, {"startLine": 360, "endLine": 391}, {"startLine": 361, "endLine": 390}, {"startLine": 362, "endLine": 389}, {"startLine": 364, "endLine": 371}, {"startLine": 365, "endLine": 367}, {"startLine": 373, "endLine": 388}, {"startLine": 374, "endLine": 376}, {"startLine": 379, "endLine": 386}, {"startLine": 381, "endLine": 383}, {"startLine": 384, "endLine": 386}]}, "request": {"id": 2, "jsonrpc": "2.0", "method": "textDocument/foldingRange", "params": {"textDocument": {"uri": "file:///Users/speed/src/helix/helix-lsp/src/lib.rs"}}}}]
+Sun Oct 18 21:15:36 2020:["<---", 7, "rust-analyzer", {"response": {"method": "textDocument/publishDiagnostics", "jsonrpc": "2.0", "params": {"diagnostics": [{"source": "rustc", "range": {"end": {"character": 15, "line": 355}, "start": {"character": 12, "line": 355}}, "code": "unreachable_patterns", "message": "unreachable pattern\n`#[warn(unreachable_patterns)]` on by default", "severity": 2}], "uri": "file:///Users/speed/src/helix/helix-lsp/src/lib.rs", "version": 1}}}]
+Sun Oct 18 21:15:36 2020:["<---", 7, "rust-analyzer", {"response": {"method": "textDocument/publishDiagnostics", "jsonrpc": "2.0", "params": {"diagnostics": [{"source": "rustc", "tags": [1], "range": {"end": {"character": 28, "line": 618}, "start": {"character": 24, "line": 618}}, "code": "unused_variables", "message": "unused variable: `view`\n`#[warn(unused_variables)]` on by default", "severity": 2}], "uri": "file:///Users/speed/src/helix/helix-view/src/commands.rs"}}}]
+Sun Oct 18 21:15:36 2020:["<---", 7, "rust-analyzer", {"response": {"method": "textDocument/publishDiagnostics", "jsonrpc": "2.0", "params": {"diagnostics": [{"source": "rustc", "range": {"end": {"character": 15, "line": 355}, "start": {"character": 12, "line": 355}}, "code": "unreachable_patterns", "message": "unreachable pattern\n`#[warn(unreachable_patterns)]` on by default", "severity": 2}, {"source": "rustc", "tags": [1], "range": {"end": {"character": 21, "line": 55}, "start": {"character": 13, "line": 55}}, "code": "unused_variables", "message": "unused variable: `incoming`\n`#[warn(unused_variables)]` on by default", "severity": 2}], "uri": "file:///Users/speed/src/helix/helix-lsp/src/lib.rs", "version": 1}}}]
+Sun Oct 18 21:15:36 2020:["<---", 7, "rust-analyzer", {"response": {"method": "textDocument/publishDiagnostics", "jsonrpc": "2.0", "params": {"diagnostics": [{"source": "rustc", "range": {"end": {"character": 15, "line": 355}, "start": {"character": 12, "line": 355}}, "code": "unreachable_patterns", "message": "unreachable pattern\n`#[warn(unreachable_patterns)]` on by default", "severity": 2}, {"source": "rustc", "tags": [1], "range": {"end": {"character": 21, "line": 55}, "start": {"character": 13, "line": 55}}, "code": "unused_variables", "message": "unused variable: `incoming`\n`#[warn(unused_variables)]` on by default", "severity": 2}, {"source": "rustc", "tags": [1], "range": {"end": {"character": 18, "line": 30}, "start": {"character": 4, "line": 30}}, "code": "dead_code", "message": "field is never read: `process`\n`#[warn(dead_code)]` on by default", "severity": 2}], "uri": "file:///Users/speed/src/helix/helix-lsp/src/lib.rs", "version": 1}}}]
+Sun Oct 18 21:15:36 2020:["<---", 7, "rust-analyzer", {"response": {"method": "textDocument/publishDiagnostics", "jsonrpc": "2.0", "params": {"diagnostics": [{"source": "rustc", "range": {"end": {"character": 15, "line": 355}, "start": {"character": 12, "line": 355}}, "code": "unreachable_patterns", "message": "unreachable pattern\n`#[warn(unreachable_patterns)]` on by default", "severity": 2}, {"source": "rustc", "tags": [1], "range": {"end": {"character": 21, "line": 55}, "start": {"character": 13, "line": 55}}, "code": "unused_variables", "message": "unused variable: `incoming`\n`#[warn(unused_variables)]` on by default", "severity": 2}, {"source": "rustc", "tags": [1], "range": {"end": {"character": 18, "line": 30}, "start": {"character": 4, "line": 30}}, "code": "dead_code", "message": "field is never read: `process`\n`#[warn(dead_code)]` on by default", "severity": 2}, {"source": "rustc", "tags": [1], "range": {"end": {"character": 34, "line": 31}, "start": {"character": 4, "line": 31}}, "code": "dead_code", "message": "field is never read: `stderr`", "severity": 2}], "uri": "file:///Users/speed/src/helix/helix-lsp/src/lib.rs", "version": 1}}}]
+Sun Oct 18 21:15:36 2020:["<---", 7, "rust-analyzer", {"response": {"method": "textDocument/publishDiagnostics", "jsonrpc": "2.0", "params": {"diagnostics": [{"source": "rustc", "range": {"end": {"character": 15, "line": 355}, "start": {"character": 12, "line": 355}}, "code": "unreachable_patterns", "message": "unreachable pattern\n`#[warn(unreachable_patterns)]` on by default", "severity": 2}, {"source": "rustc", "tags": [1], "range": {"end": {"character": 21, "line": 55}, "start": {"character": 13, "line": 55}}, "code": "unused_variables", "message": "unused variable: `incoming`\n`#[warn(unused_variables)]` on by default", "severity": 2}, {"source": "rustc", "tags": [1], "range": {"end": {"character": 18, "line": 30}, "start": {"character": 4, "line": 30}}, "code": "dead_code", "message": "field is never read: `process`\n`#[warn(dead_code)]` on by default", "severity": 2}, {"source": "rustc", "tags": [1], "range": {"end": {"character": 34, "line": 31}, "start": {"character": 4, "line": 31}}, "code": "dead_code", "message": "field is never read: `stderr`", "severity": 2}, {"source": "rustc", "tags": [1], "range": {"end": {"character": 29, "line": 241}, "start": {"character": 4, "line": 241}}, "code": "dead_code", "message": "field is never read: `incoming`", "severity": 2}], "uri": "file:///Users/speed/src/helix/helix-lsp/src/lib.rs", "version": 1}}}]
+Sun Oct 18 21:15:39 2020:["lsp#register_server", "server registered", "typescript-language-server"]
+Sun Oct 18 21:15:39 2020:["lsp#register_server", "server registered", "elixir-ls"]
+Sun Oct 18 21:15:39 2020:["lsp#register_server", "server registered", "vue-language-server"]
+Sun Oct 18 21:15:39 2020:["lsp#register_server", "server registered", "rust-analyzer"]
+Sun Oct 18 21:15:39 2020:["s:on_text_document_did_open()", 1, "vim", "/Users/speed/src/helix/helix-lsp", "file:///Users/speed/.vimrc"]
+Sun Oct 18 21:15:40 2020:["s:on_text_document_did_change()", 1]
+Sun Oct 18 21:15:40 2020:["s:send_didchange_queue() will be triggered"]
+Sun Oct 18 21:15:40 2020:["s:on_text_document_did_change()", 1]
+Sun Oct 18 21:15:41 2020:["s:on_text_document_did_save()", 1]
+Sun Oct 18 21:15:41 2020:["s:on_text_document_did_close()", 1]
+Sun Oct 18 21:15:55 2020:["<---", 7, "rust-analyzer", {"response": {"method": "textDocument/publishDiagnostics", "jsonrpc": "2.0", "params": {"diagnostics": [{"source": "rustc", "range": {"end": {"character": 15, "line": 355}, "start": {"character": 12, "line": 355}}, "code": "unreachable_patterns", "message": "unreachable pattern\n`#[warn(unreachable_patterns)]` on by default", "severity": 2}, {"source": "rustc", "tags": [1], "range": {"end": {"character": 21, "line": 55}, "start": {"character": 13, "line": 55}}, "code": "unused_variables", "message": "unused variable: `incoming`\n`#[warn(unused_variables)]` on by default", "severity": 2}, {"source": "rustc", "tags": [1], "range": {"end": {"character": 18, "line": 30}, "start": {"character": 4, "line": 30}}, "code": "dead_code", "message": "field is never read: `process`\n`#[warn(dead_code)]` on by default", "severity": 2}, {"source": "rustc", "tags": [1], "range": {"end": {"character": 34, "line": 31}, "start": {"character": 4, "line": 31}}, "code": "dead_code", "message": "field is never read: `stderr`", "severity": 2}, {"source": "rustc", "tags": [1], "range": {"end": {"character": 29, "line": 241}, "start": {"character": 4, "line": 241}}, "code": "dead_code", "message": "field is never read: `incoming`", "severity": 2}], "uri": "file:///Users/speed/src/helix/helix-lsp/src/lib.rs", "version": 1}}}]
+Sun Oct 18 21:15:57 2020:["s:on_text_document_did_close()", 1]
+Sun Oct 18 21:15:57 2020:["s:on_exit", 7, "rust-analyzer", "exited", 143]
diff --git a/helix-lsp/src/lib.rs b/helix-lsp/src/lib.rs
index b371f337..41b3fdb2 100644
--- a/helix-lsp/src/lib.rs
+++ b/helix-lsp/src/lib.rs
@@ -1,18 +1,22 @@
+mod transport;
+
+use transport::{Payload, Transport};
+
use std::collections::HashMap;
use jsonrpc_core as jsonrpc;
use lsp_types as lsp;
+use serde_json::Value;
use serde::{Deserialize, Serialize};
-use serde_json::Value;
-use smol::channel::{Receiver, Sender};
-use smol::io::{BufReader, BufWriter};
use smol::prelude::*;
-use smol::process::{Child, ChildStderr, ChildStdin, ChildStdout, Command, Stdio};
-use smol::Executor;
-
-use futures_util::{select, FutureExt};
+use smol::{
+ channel::{Receiver, Sender},
+ io::{BufReader, BufWriter},
+ process::{Child, ChildStderr, Command, Stdio},
+ Executor,
+};
/// A type representing all possible values sent from the server to the client.
#[derive(Debug, PartialEq, Clone, Deserialize, Serialize)]
@@ -27,14 +31,40 @@ enum Message {
Call(jsonrpc::Call),
}
+#[derive(Debug, PartialEq, Clone)]
+enum Notification {}
+
+impl Notification {
+ pub fn parse(method: &str, params: jsonrpc::Params) {
+ use lsp::notification::Notification as _;
+
+ match method {
+ lsp::notification::PublishDiagnostics::METHOD => {
+ let params: lsp::PublishDiagnosticsParams = params
+ .parse()
+ .expect("Failed to parse PublishDiagnostics params");
+
+ println!("{:?}", params);
+
+ // TODO: need to loop over diagnostics and distinguish them by URI
+ }
+ _ => println!("unhandled notification: {}", method),
+ }
+ }
+}
+
pub struct Client {
process: Child,
stderr: BufReader<ChildStderr>,
+
outgoing: Sender<Payload>,
+ incoming: Receiver<Message>,
pub request_counter: u64,
capabilities: Option<lsp::ServerCapabilities>,
+ // TODO: handle PublishDiagnostics Version
+ diagnostics: HashMap<lsp::Url, Vec<lsp::Diagnostic>>,
}
impl Client {
@@ -58,11 +88,14 @@ impl Client {
Client {
process,
stderr,
+
outgoing,
+ incoming,
request_counter: 0,
capabilities: None,
+ diagnostics: HashMap::new(),
}
}
@@ -187,191 +220,45 @@ impl Client {
// Text document
// -------------------------------------------------------------------------------------------
- pub async fn text_document_did_open(&mut self) -> anyhow::Result<()> {
+ pub async fn text_document_did_open(
+ &mut self,
+ state: &helix_core::State,
+ ) -> anyhow::Result<()> {
self.notify::<lsp::notification::DidOpenTextDocument>(lsp::DidOpenTextDocumentParams {
text_document: lsp::TextDocumentItem {
- uri: lsp::Url::parse(".")?,
- language_id: "rust".to_string(),
+ uri: lsp::Url::from_file_path(
+ std::fs::canonicalize(state.path.as_ref().unwrap()).unwrap(),
+ )
+ .unwrap(),
+ language_id: "rust".to_string(), // TODO: hardcoded for now
version: 0,
- text: "".to_string(),
+ text: String::from(&state.doc),
},
})
.await
}
- pub async fn text_document_did_change(&mut self) -> anyhow::Result<()> {
- unimplemented!()
- }
-
- // will_save / will_save_wait_until
-
- pub async fn text_document_did_save(&mut self) -> anyhow::Result<()> {
- unimplemented!()
+ // TODO: trigger any time history.commit_revision happens
+ pub async fn text_document_did_change(
+ &mut self,
+ state: &helix_core::State,
+ ) -> anyhow::Result<()> {
+ self.notify::<lsp::notification::DidSaveTextDocument>(lsp::DidSaveTextDocumentParams {
+ text_document: lsp::TextDocumentIdentifier::new(
+ lsp::Url::from_file_path(state.path.as_ref().unwrap()).unwrap(),
+ ),
+ text: None, // TODO?
+ })
+ .await
}
pub async fn text_document_did_close(&mut self) -> anyhow::Result<()> {
unimplemented!()
}
-}
-
-enum Payload {
- Request {
- chan: Sender<anyhow::Result<Value>>,
- value: jsonrpc::MethodCall,
- },
- Notification(jsonrpc::Notification),
-}
-
-struct Transport {
- incoming: Sender<Message>,
- outgoing: Receiver<Payload>,
-
- pending_requests: HashMap<jsonrpc::Id, Sender<anyhow::Result<Value>>>,
- headers: HashMap<String, String>,
-
- writer: BufWriter<ChildStdin>,
- reader: BufReader<ChildStdout>,
-}
-
-impl Transport {
- pub fn start(
- ex: &Executor,
- reader: BufReader<ChildStdout>,
- writer: BufWriter<ChildStdin>,
- ) -> (Receiver<Message>, Sender<Payload>) {
- let (incoming, rx) = smol::channel::unbounded();
- let (tx, outgoing) = smol::channel::unbounded();
-
- let transport = Self {
- reader,
- writer,
- incoming,
- outgoing,
- pending_requests: Default::default(),
- headers: Default::default(),
- };
-
- ex.spawn(transport.duplex()).detach();
-
- (rx, tx)
- }
-
- async fn recv(
- reader: &mut (impl AsyncBufRead + Unpin),
- headers: &mut HashMap<String, String>,
- ) -> Result<Message, std::io::Error> {
- // read headers
- loop {
- let mut header = String::new();
- // detect pipe closed if 0
- reader.read_line(&mut header).await?;
- let header = header.trim();
-
- if header.is_empty() {
- break;
- }
-
- let parts: Vec<&str> = header.split(": ").collect();
- if parts.len() != 2 {
- // return Err(Error::new(ErrorKind::Other, "Failed to parse header"));
- panic!()
- }
- headers.insert(parts[0].to_string(), parts[1].to_string());
- }
-
- // find content-length
- let content_length = headers.get("Content-Length").unwrap().parse().unwrap();
-
- let mut content = vec![0; content_length];
- reader.read_exact(&mut content).await?;
- let msg = String::from_utf8(content).unwrap();
-
- // read data
-
- // try parsing as output (server response) or call (server request)
- let output: serde_json::Result<Message> = serde_json::from_str(&msg);
-
- Ok(output?)
- }
- pub async fn send_payload(&mut self, payload: Payload) -> anyhow::Result<()> {
- match payload {
- Payload::Request { chan, value } => {
- self.pending_requests.insert(value.id.clone(), chan);
-
- let json = serde_json::to_string(&value)?;
- self.send(json).await
- }
- Payload::Notification(value) => {
- let json = serde_json::to_string(&value)?;
- self.send(json).await
- }
- }
- }
-
- pub async fn send(&mut self, request: String) -> anyhow::Result<()> {
- println!("-> {}", request);
-
- // send the headers
- self.writer
- .write_all(format!("Content-Length: {}\r\n\r\n", request.len()).as_bytes())
- .await?;
-
- // send the body
- self.writer.write_all(request.as_bytes()).await?;
-
- self.writer.flush().await?;
-
- Ok(())
- }
-
- pub async fn recv_response(&mut self, output: jsonrpc::Output) -> anyhow::Result<()> {
- match output {
- jsonrpc::Output::Success(jsonrpc::Success { id, result, .. }) => {
- println!("<- {}", result);
-
- let tx = self
- .pending_requests
- .remove(&id)
- .expect("pending_request with id not found!");
- tx.send(Ok(result)).await?;
- }
- jsonrpc::Output::Failure(_) => panic!("recv fail"),
- msg => unimplemented!("{:?}", msg),
- }
- Ok(())
- }
+ // will_save / will_save_wait_until
- pub async fn duplex(mut self) {
- loop {
- select! {
- // client -> server
- msg = self.outgoing.next().fuse() => {
- if msg.is_none() {
- break;
- }
- let msg = msg.unwrap();
-
- self.send_payload(msg).await.unwrap();
- }
- // server <- client
- msg = Self::recv(&mut self.reader, &mut self.headers).fuse() => {
- if msg.is_err() {
- break;
- }
- let msg = msg.unwrap();
-
- match msg {
- Message::Output(output) => self.recv_response(output).await.unwrap(),
- Message::Notification(_) => {
- // dispatch
- }
- Message::Call(_) => {
- // dispatch
- }
- };
- }
- }
- }
+ pub async fn text_document_did_save(&mut self) -> anyhow::Result<()> {
+ unimplemented!()
}
}
diff --git a/helix-lsp/src/transport.rs b/helix-lsp/src/transport.rs
new file mode 100644
index 00000000..c44ffa91
--- /dev/null
+++ b/helix-lsp/src/transport.rs
@@ -0,0 +1,189 @@
+use std::collections::HashMap;
+
+use crate::{Message, Notification};
+
+use jsonrpc_core as jsonrpc;
+use lsp_types as lsp;
+use serde_json::Value;
+
+use smol::prelude::*;
+
+use smol::{
+ channel::{Receiver, Sender},
+ io::{BufReader, BufWriter},
+ process::{ChildStderr, ChildStdin, ChildStdout},
+ Executor,
+};
+
+pub(crate) enum Payload {
+ Request {
+ chan: Sender<anyhow::Result<Value>>,
+ value: jsonrpc::MethodCall,
+ },
+ Notification(jsonrpc::Notification),
+}
+
+pub(crate) struct Transport {
+ incoming: Sender<Message>,
+ outgoing: Receiver<Payload>,
+
+ pending_requests: HashMap<jsonrpc::Id, Sender<anyhow::Result<Value>>>,
+ headers: HashMap<String, String>,
+
+ writer: BufWriter<ChildStdin>,
+ reader: BufReader<ChildStdout>,
+}
+
+impl Transport {
+ pub fn start(
+ ex: &Executor,
+ reader: BufReader<ChildStdout>,
+ writer: BufWriter<ChildStdin>,
+ ) -> (Receiver<Message>, Sender<Payload>) {
+ let (incoming, rx) = smol::channel::unbounded();
+ let (tx, outgoing) = smol::channel::unbounded();
+
+ let transport = Self {
+ reader,
+ writer,
+ incoming,
+ outgoing,
+ pending_requests: Default::default(),
+ headers: Default::default(),
+ };
+
+ ex.spawn(transport.duplex()).detach();
+
+ (rx, tx)
+ }
+
+ async fn recv(
+ reader: &mut (impl AsyncBufRead + Unpin),
+ headers: &mut HashMap<String, String>,
+ ) -> Result<Message, std::io::Error> {
+ // read headers
+ loop {
+ let mut header = String::new();
+ // detect pipe closed if 0
+ reader.read_line(&mut header).await?;
+ let header = header.trim();
+
+ if header.is_empty() {
+ break;
+ }
+
+ let parts: Vec<&str> = header.split(": ").collect();
+ if parts.len() != 2 {
+ // return Err(Error::new(ErrorKind::Other, "Failed to parse header"));
+ panic!()
+ }
+ headers.insert(parts[0].to_string(), parts[1].to_string());
+ }
+
+ // find content-length
+ let content_length = headers.get("Content-Length").unwrap().parse().unwrap();
+
+ let mut content = vec![0; content_length];
+ reader.read_exact(&mut content).await?;
+ let msg = String::from_utf8(content).unwrap();
+
+ // read data
+
+ // try parsing as output (server response) or call (server request)
+ let output: serde_json::Result<Message> = serde_json::from_str(&msg);
+
+ Ok(output?)
+ }
+
+ pub async fn send_payload(&mut self, payload: Payload) -> anyhow::Result<()> {
+ match payload {
+ Payload::Request { chan, value } => {
+ self.pending_requests.insert(value.id.clone(), chan);
+
+ let json = serde_json::to_string(&value)?;
+ self.send(json).await
+ }
+ Payload::Notification(value) => {
+ let json = serde_json::to_string(&value)?;
+ self.send(json).await
+ }
+ }
+ }
+
+ pub async fn send(&mut self, request: String) -> anyhow::Result<()> {
+ println!("-> {}", request);
+
+ // send the headers
+ self.writer
+ .write_all(format!("Content-Length: {}\r\n\r\n", request.len()).as_bytes())
+ .await?;
+
+ // send the body
+ self.writer.write_all(request.as_bytes()).await?;
+
+ self.writer.flush().await?;
+
+ Ok(())
+ }
+
+ pub async fn recv_msg(&mut self, msg: Message) -> anyhow::Result<()> {
+ match msg {
+ Message::Output(output) => self.recv_response(output).await?,
+ Message::Notification(jsonrpc::Notification { method, params, .. }) => {
+ let notification = Notification::parse(&method, params);
+
+ println!("<- {} {:?}", method, notification);
+ // dispatch
+ }
+ Message::Call(call) => {
+ println!("<- {:?}", call);
+ // dispatch
+ }
+ _ => unreachable!(),
+ };
+ Ok(())
+ }
+
+ pub async fn recv_response(&mut self, output: jsonrpc::Output) -> anyhow::Result<()> {
+ match output {
+ jsonrpc::Output::Success(jsonrpc::Success { id, result, .. }) => {
+ println!("<- {}", result);
+
+ let tx = self
+ .pending_requests
+ .remove(&id)
+ .expect("pending_request with id not found!");
+ tx.send(Ok(result)).await?;
+ }
+ jsonrpc::Output::Failure(_) => panic!("recv fail"),
+ msg => unimplemented!("{:?}", msg),
+ }
+ Ok(())
+ }
+
+ pub async fn duplex(mut self) {
+ use futures_util::{select, FutureExt};
+ loop {
+ select! {
+ // client -> server
+ msg = self.outgoing.next().fuse() => {
+ if msg.is_none() {
+ break;
+ }
+ let msg = msg.unwrap();
+
+ self.send_payload(msg).await.unwrap();
+ }
+ // server <- client
+ msg = Self::recv(&mut self.reader, &mut self.headers).fuse() => {
+ if msg.is_err() {
+ break;
+ }
+ let msg = msg.unwrap();
+
+ self.recv_msg(msg).await.unwrap();
+ }
+ }
+ }
+ }
+}