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-rw-r--r--editors/code/src/commands/cargo_watch.ts264
-rw-r--r--editors/code/src/commands/runnables.ts91
-rw-r--r--editors/code/src/extension.ts25
-rw-r--r--editors/code/src/utils/processes.ts51
-rw-r--r--editors/code/src/utils/terminateProcess.sh12
5 files changed, 0 insertions, 443 deletions
diff --git a/editors/code/src/commands/cargo_watch.ts b/editors/code/src/commands/cargo_watch.ts
deleted file mode 100644
index ac62bdd48..000000000
--- a/editors/code/src/commands/cargo_watch.ts
+++ /dev/null
@@ -1,264 +0,0 @@
1import * as child_process from 'child_process';
2import * as path from 'path';
3import * as vscode from 'vscode';
4
5import { Server } from '../server';
6import { terminate } from '../utils/processes';
7import { LineBuffer } from './line_buffer';
8import { StatusDisplay } from './watch_status';
9
10import {
11 mapRustDiagnosticToVsCode,
12 RustDiagnostic,
13} from '../utils/diagnostics/rust';
14import SuggestedFixCollection from '../utils/diagnostics/SuggestedFixCollection';
15import { areDiagnosticsEqual } from '../utils/diagnostics/vscode';
16
17export async function registerCargoWatchProvider(
18 subscriptions: vscode.Disposable[],
19): Promise<CargoWatchProvider | undefined> {
20 let cargoExists = false;
21
22 // Check if the working directory is valid cargo root path
23 const cargoTomlPath = path.join(vscode.workspace.rootPath!, 'Cargo.toml');
24 const cargoTomlUri = vscode.Uri.file(cargoTomlPath);
25 const cargoTomlFileInfo = await vscode.workspace.fs.stat(cargoTomlUri);
26
27 if (cargoTomlFileInfo) {
28 cargoExists = true;
29 }
30
31 if (!cargoExists) {
32 vscode.window.showErrorMessage(
33 `Couldn\'t find \'Cargo.toml\' at ${cargoTomlPath}`,
34 );
35 return;
36 }
37
38 const provider = new CargoWatchProvider();
39 subscriptions.push(provider);
40 return provider;
41}
42
43export class CargoWatchProvider implements vscode.Disposable {
44 private readonly diagnosticCollection: vscode.DiagnosticCollection;
45 private readonly statusDisplay: StatusDisplay;
46 private readonly outputChannel: vscode.OutputChannel;
47
48 private suggestedFixCollection: SuggestedFixCollection;
49 private codeActionDispose: vscode.Disposable;
50
51 private cargoProcess?: child_process.ChildProcess;
52
53 constructor() {
54 this.diagnosticCollection = vscode.languages.createDiagnosticCollection(
55 'rustc',
56 );
57 this.statusDisplay = new StatusDisplay(
58 Server.config.cargoWatchOptions.command,
59 );
60 this.outputChannel = vscode.window.createOutputChannel(
61 'Cargo Watch Trace',
62 );
63
64 // Track `rustc`'s suggested fixes so we can convert them to code actions
65 this.suggestedFixCollection = new SuggestedFixCollection();
66 this.codeActionDispose = vscode.languages.registerCodeActionsProvider(
67 [{ scheme: 'file', language: 'rust' }],
68 this.suggestedFixCollection,
69 {
70 providedCodeActionKinds:
71 SuggestedFixCollection.PROVIDED_CODE_ACTION_KINDS,
72 },
73 );
74 }
75
76 public start() {
77 if (this.cargoProcess) {
78 vscode.window.showInformationMessage(
79 'Cargo Watch is already running',
80 );
81 return;
82 }
83
84 let args =
85 Server.config.cargoWatchOptions.command + ' --message-format json';
86 if (Server.config.cargoWatchOptions.allTargets) {
87 args += ' --all-targets';
88 }
89 if (Server.config.cargoWatchOptions.command.length > 0) {
90 // Excape the double quote string:
91 args += ' ' + Server.config.cargoWatchOptions.arguments;
92 }
93 // Windows handles arguments differently than the unix-likes, so we need to wrap the args in double quotes
94 if (process.platform === 'win32') {
95 args = '"' + args + '"';
96 }
97
98 const ignoreFlags = Server.config.cargoWatchOptions.ignore.reduce(
99 (flags, pattern) => [...flags, '--ignore', pattern],
100 [] as string[],
101 );
102
103 // Start the cargo watch with json message
104 this.cargoProcess = child_process.spawn(
105 'cargo',
106 ['watch', '-x', args, ...ignoreFlags],
107 {
108 stdio: ['ignore', 'pipe', 'pipe'],
109 cwd: vscode.workspace.rootPath,
110 windowsVerbatimArguments: true,
111 },
112 );
113
114 if (!this.cargoProcess) {
115 vscode.window.showErrorMessage('Cargo Watch failed to start');
116 return;
117 }
118
119 const stdoutData = new LineBuffer();
120 this.cargoProcess.stdout?.on('data', (s: string) => {
121 stdoutData.processOutput(s, line => {
122 this.logInfo(line);
123 try {
124 this.parseLine(line);
125 } catch (err) {
126 this.logError(`Failed to parse: ${err}, content : ${line}`);
127 }
128 });
129 });
130
131 const stderrData = new LineBuffer();
132 this.cargoProcess.stderr?.on('data', (s: string) => {
133 stderrData.processOutput(s, line => {
134 this.logError('Error on cargo-watch : {\n' + line + '}\n');
135 });
136 });
137
138 this.cargoProcess.on('error', (err: Error) => {
139 this.logError(
140 'Error on cargo-watch process : {\n' + err.message + '}\n',
141 );
142 });
143
144 this.logInfo('cargo-watch started.');
145 }
146
147 public stop() {
148 if (this.cargoProcess) {
149 this.cargoProcess.kill();
150 terminate(this.cargoProcess);
151 this.cargoProcess = undefined;
152 } else {
153 vscode.window.showInformationMessage('Cargo Watch is not running');
154 }
155 }
156
157 public dispose(): void {
158 this.stop();
159
160 this.diagnosticCollection.clear();
161 this.diagnosticCollection.dispose();
162 this.outputChannel.dispose();
163 this.statusDisplay.dispose();
164 this.codeActionDispose.dispose();
165 }
166
167 private logInfo(line: string) {
168 if (Server.config.cargoWatchOptions.trace === 'verbose') {
169 this.outputChannel.append(line);
170 }
171 }
172
173 private logError(line: string) {
174 if (
175 Server.config.cargoWatchOptions.trace === 'error' ||
176 Server.config.cargoWatchOptions.trace === 'verbose'
177 ) {
178 this.outputChannel.append(line);
179 }
180 }
181
182 private parseLine(line: string) {
183 if (line.startsWith('[Running')) {
184 this.diagnosticCollection.clear();
185 this.suggestedFixCollection.clear();
186 this.statusDisplay.show();
187 }
188
189 if (line.startsWith('[Finished running')) {
190 this.statusDisplay.hide();
191 }
192
193 interface CargoArtifact {
194 reason: string;
195 package_id: string;
196 }
197
198 // https://github.com/rust-lang/cargo/blob/master/src/cargo/util/machine_message.rs
199 interface CargoMessage {
200 reason: string;
201 package_id: string;
202 message: RustDiagnostic;
203 }
204
205 // cargo-watch itself output non json format
206 // Ignore these lines
207 let data: CargoMessage;
208 try {
209 data = JSON.parse(line.trim());
210 } catch (error) {
211 this.logError(`Fail to parse to json : { ${error} }`);
212 return;
213 }
214
215 if (data.reason === 'compiler-artifact') {
216 const msg = data as CargoArtifact;
217
218 // The format of the package_id is "{name} {version} ({source_id})",
219 // https://github.com/rust-lang/cargo/blob/37ad03f86e895bb80b474c1c088322634f4725f5/src/cargo/core/package_id.rs#L53
220 this.statusDisplay.packageName = msg.package_id.split(' ')[0];
221 } else if (data.reason === 'compiler-message') {
222 const msg = data.message as RustDiagnostic;
223
224 const mapResult = mapRustDiagnosticToVsCode(msg);
225 if (!mapResult) {
226 return;
227 }
228
229 const { location, diagnostic, suggestedFixes } = mapResult;
230 const fileUri = location.uri;
231
232 const diagnostics: vscode.Diagnostic[] = [
233 ...(this.diagnosticCollection!.get(fileUri) || []),
234 ];
235
236 // If we're building multiple targets it's possible we've already seen this diagnostic
237 const isDuplicate = diagnostics.some(d =>
238 areDiagnosticsEqual(d, diagnostic),
239 );
240 if (isDuplicate) {
241 return;
242 }
243
244 diagnostics.push(diagnostic);
245 this.diagnosticCollection!.set(fileUri, diagnostics);
246
247 if (suggestedFixes.length) {
248 for (const suggestedFix of suggestedFixes) {
249 this.suggestedFixCollection.addSuggestedFixForDiagnostic(
250 suggestedFix,
251 diagnostic,
252 );
253 }
254
255 // Have VsCode query us for the code actions
256 vscode.commands.executeCommand(
257 'vscode.executeCodeActionProvider',
258 fileUri,
259 diagnostic.range,
260 );
261 }
262 }
263 }
264}
diff --git a/editors/code/src/commands/runnables.ts b/editors/code/src/commands/runnables.ts
index cf980e257..7728541de 100644
--- a/editors/code/src/commands/runnables.ts
+++ b/editors/code/src/commands/runnables.ts
@@ -1,11 +1,7 @@
1import * as child_process from 'child_process';
2
3import * as util from 'util';
4import * as vscode from 'vscode'; 1import * as vscode from 'vscode';
5import * as lc from 'vscode-languageclient'; 2import * as lc from 'vscode-languageclient';
6 3
7import { Server } from '../server'; 4import { Server } from '../server';
8import { CargoWatchProvider, registerCargoWatchProvider } from './cargo_watch';
9 5
10interface RunnablesParams { 6interface RunnablesParams {
11 textDocument: lc.TextDocumentIdentifier; 7 textDocument: lc.TextDocumentIdentifier;
@@ -131,90 +127,3 @@ export async function handleSingle(runnable: Runnable) {
131 127
132 return vscode.tasks.executeTask(task); 128 return vscode.tasks.executeTask(task);
133} 129}
134
135/**
136 * Interactively asks the user whether we should run `cargo check` in order to
137 * provide inline diagnostics; the user is met with a series of dialog boxes
138 * that, when accepted, allow us to `cargo install cargo-watch` and then run it.
139 */
140export async function interactivelyStartCargoWatch(
141 context: vscode.ExtensionContext,
142): Promise<CargoWatchProvider | undefined> {
143 if (Server.config.cargoWatchOptions.enableOnStartup === 'disabled') {
144 return;
145 }
146
147 if (Server.config.cargoWatchOptions.enableOnStartup === 'ask') {
148 const watch = await vscode.window.showInformationMessage(
149 'Start watching changes with cargo? (Executes `cargo watch`, provides inline diagnostics)',
150 'yes',
151 'no',
152 );
153 if (watch !== 'yes') {
154 return;
155 }
156 }
157
158 return startCargoWatch(context);
159}
160
161export async function startCargoWatch(
162 context: vscode.ExtensionContext,
163): Promise<CargoWatchProvider | undefined> {
164 const execPromise = util.promisify(child_process.exec);
165
166 const { stderr, code = 0 } = await execPromise(
167 'cargo watch --version',
168 ).catch(e => e);
169
170 if (stderr.includes('no such subcommand: `watch`')) {
171 const msg =
172 'The `cargo-watch` subcommand is not installed. Install? (takes ~1-2 minutes)';
173 const install = await vscode.window.showInformationMessage(
174 msg,
175 'yes',
176 'no',
177 );
178 if (install !== 'yes') {
179 return;
180 }
181
182 const label = 'install-cargo-watch';
183 const taskFinished = new Promise((resolve, _reject) => {
184 const disposable = vscode.tasks.onDidEndTask(({ execution }) => {
185 if (execution.task.name === label) {
186 disposable.dispose();
187 resolve();
188 }
189 });
190 });
191
192 vscode.tasks.executeTask(
193 createTask({
194 label,
195 bin: 'cargo',
196 args: ['install', 'cargo-watch'],
197 env: {},
198 }),
199 );
200 await taskFinished;
201 const output = await execPromise('cargo watch --version').catch(e => e);
202 if (output.stderr !== '') {
203 vscode.window.showErrorMessage(
204 `Couldn't install \`cargo-\`watch: ${output.stderr}`,
205 );
206 return;
207 }
208 } else if (code !== 0) {
209 vscode.window.showErrorMessage(
210 `\`cargo watch\` failed with ${code}: ${stderr}`,
211 );
212 return;
213 }
214
215 const provider = await registerCargoWatchProvider(context.subscriptions);
216 if (provider) {
217 provider.start();
218 }
219 return provider;
220}
diff --git a/editors/code/src/extension.ts b/editors/code/src/extension.ts
index 815f3692c..72a4d4bf2 100644
--- a/editors/code/src/extension.ts
+++ b/editors/code/src/extension.ts
@@ -2,13 +2,8 @@ import * as vscode from 'vscode';
2import * as lc from 'vscode-languageclient'; 2import * as lc from 'vscode-languageclient';
3 3
4import * as commands from './commands'; 4import * as commands from './commands';
5import { CargoWatchProvider } from './commands/cargo_watch';
6import { ExpandMacroContentProvider } from './commands/expand_macro'; 5import { ExpandMacroContentProvider } from './commands/expand_macro';
7import { HintsUpdater } from './commands/inlay_hints'; 6import { HintsUpdater } from './commands/inlay_hints';
8import {
9 interactivelyStartCargoWatch,
10 startCargoWatch,
11} from './commands/runnables';
12import { SyntaxTreeContentProvider } from './commands/syntaxTree'; 7import { SyntaxTreeContentProvider } from './commands/syntaxTree';
13import * as events from './events'; 8import * as events from './events';
14import * as notifications from './notifications'; 9import * as notifications from './notifications';
@@ -139,26 +134,6 @@ export async function activate(context: vscode.ExtensionContext) {
139 134
140 vscode.commands.registerCommand('rust-analyzer.reload', reloadCommand); 135 vscode.commands.registerCommand('rust-analyzer.reload', reloadCommand);
141 136
142 // Executing `cargo watch` provides us with inline diagnostics on save
143 let provider: CargoWatchProvider | undefined;
144 interactivelyStartCargoWatch(context).then(p => {
145 provider = p;
146 });
147 registerCommand('rust-analyzer.startCargoWatch', () => {
148 if (provider) {
149 provider.start();
150 } else {
151 startCargoWatch(context).then(p => {
152 provider = p;
153 });
154 }
155 });
156 registerCommand('rust-analyzer.stopCargoWatch', () => {
157 if (provider) {
158 provider.stop();
159 }
160 });
161
162 // Start the language server, finally! 137 // Start the language server, finally!
163 try { 138 try {
164 await startServer(); 139 await startServer();
diff --git a/editors/code/src/utils/processes.ts b/editors/code/src/utils/processes.ts
deleted file mode 100644
index a1d6b7eaf..000000000
--- a/editors/code/src/utils/processes.ts
+++ /dev/null
@@ -1,51 +0,0 @@
1'use strict';
2
3import * as cp from 'child_process';
4import ChildProcess = cp.ChildProcess;
5
6import { join } from 'path';
7
8const isWindows = process.platform === 'win32';
9const isMacintosh = process.platform === 'darwin';
10const isLinux = process.platform === 'linux';
11
12// this is very complex, but is basically copy-pased from VSCode implementation here:
13// https://github.com/Microsoft/vscode-languageserver-node/blob/dbfd37e35953ad0ee14c4eeced8cfbc41697b47e/client/src/utils/processes.ts#L15
14
15// And see discussion at
16// https://github.com/rust-analyzer/rust-analyzer/pull/1079#issuecomment-478908109
17
18export function terminate(process: ChildProcess, cwd?: string): boolean {
19 if (isWindows) {
20 try {
21 // This we run in Atom execFileSync is available.
22 // Ignore stderr since this is otherwise piped to parent.stderr
23 // which might be already closed.
24 const options: any = {
25 stdio: ['pipe', 'pipe', 'ignore'],
26 };
27 if (cwd) {
28 options.cwd = cwd;
29 }
30 cp.execFileSync(
31 'taskkill',
32 ['/T', '/F', '/PID', process.pid.toString()],
33 options,
34 );
35 return true;
36 } catch (err) {
37 return false;
38 }
39 } else if (isLinux || isMacintosh) {
40 try {
41 const cmd = join(__dirname, 'terminateProcess.sh');
42 const result = cp.spawnSync(cmd, [process.pid.toString()]);
43 return result.error ? false : true;
44 } catch (err) {
45 return false;
46 }
47 } else {
48 process.kill('SIGKILL');
49 return true;
50 }
51}
diff --git a/editors/code/src/utils/terminateProcess.sh b/editors/code/src/utils/terminateProcess.sh
deleted file mode 100644
index 2ec9e1c2e..000000000
--- a/editors/code/src/utils/terminateProcess.sh
+++ /dev/null
@@ -1,12 +0,0 @@
1#!/bin/bash
2
3terminateTree() {
4 for cpid in $(pgrep -P $1); do
5 terminateTree $cpid
6 done
7 kill -9 $1 > /dev/null 2>&1
8}
9
10for pid in $*; do
11 terminateTree $pid
12done \ No newline at end of file
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-29 07:44:57 +0000