Add proper process teminate method

editors/code/package-lock.json

@@ -607,6 +607,12 @@
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             "dev": true
         },
+        "es6-object-assign": {
+            "version": "1.1.0",
+            "resolved": "https://registry.npmjs.org/es6-object-assign/-/es6-object-assign-1.1.0.tgz",
+            "integrity": "sha1-wsNYJlYkfDnqEHyx5mUrb58kUjw=",
+            "dev": true
+        },
         "escape-string-regexp": {
             "version": "1.0.5",
             "resolved": "https://registry.npmjs.org/escape-string-regexp/-/escape-string-regexp-1.0.5.tgz",
@@ -1121,6 +1127,12 @@
             "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4=",
             "dev": true
         },
+        "interpret": {
+            "version": "1.2.0",
+            "resolved": "https://registry.npmjs.org/interpret/-/interpret-1.2.0.tgz",
+            "integrity": "sha512-mT34yGKMNceBQUoVn7iCDKDntA7SC6gycMAWzGx1z/CMCTV7b2AAtXlo3nRyHZ1FelRkQbQjprHSYGwzLtkVbw==",
+            "dev": true
+        },
         "is": {
             "version": "3.3.0",
             "resolved": "https://registry.npmjs.org/is/-/is-3.3.0.tgz",
@@ -1791,6 +1803,15 @@
                 "util-deprecate": "^1.0.1"
             }
         },
+        "rechoir": {
+            "version": "0.6.2",
+            "resolved": "https://registry.npmjs.org/rechoir/-/rechoir-0.6.2.tgz",
+            "integrity": "sha1-hSBLVNuoLVdC4oyWdW70OvUOM4Q=",
+            "dev": true,
+            "requires": {
+                "resolve": "^1.1.6"
+            }
+        },
         "remove-bom-buffer": {
             "version": "3.0.0",
             "resolved": "https://registry.npmjs.org/remove-bom-buffer/-/remove-bom-buffer-3.0.0.tgz",
@@ -1902,6 +1923,36 @@
             "resolved": "https://registry.npmjs.org/semver/-/semver-5.6.0.tgz",
             "integrity": "sha512-RS9R6R35NYgQn++fkDWaOmqGoj4Ek9gGs+DPxNUZKuwE183xjJroKvyo1IzVFeXvUrvmALy6FWD5xrdJT25gMg=="
         },
+        "shelljs": {
+            "version": "0.8.3",
+            "resolved": "https://registry.npmjs.org/shelljs/-/shelljs-0.8.3.tgz",
+            "integrity": "sha512-fc0BKlAWiLpwZljmOvAOTE/gXawtCoNrP5oaY7KIaQbbyHeQVg01pSEuEGvGh3HEdBU4baCD7wQBwADmM/7f7A==",
+            "dev": true,
+            "requires": {
+                "glob": "^7.0.0",
+                "interpret": "^1.0.0",
+                "rechoir": "^0.6.2"
+            }
+        },
+        "shx": {
+            "version": "0.3.2",
+            "resolved": "https://registry.npmjs.org/shx/-/shx-0.3.2.tgz",
+            "integrity": "sha512-aS0mWtW3T2sHAenrSrip2XGv39O9dXIFUqxAEWHEOS1ePtGIBavdPJY1kE2IHl14V/4iCbUiNDPGdyYTtmhSoA==",
+            "dev": true,
+            "requires": {
+                "es6-object-assign": "^1.0.3",
+                "minimist": "^1.2.0",
+                "shelljs": "^0.8.1"
+            },
+            "dependencies": {
+                "minimist": {
+                    "version": "1.2.0",
+                    "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.0.tgz",
+                    "integrity": "sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=",
+                    "dev": true
+                }
+            }
+        },
         "source-map": {
             "version": "0.6.1",
             "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",

editors/code/package.json

@@ -18,7 +18,7 @@
     "scripts": {
         "vscode:prepublish": "npm run compile",
         "package": "vsce package",
-        "compile": "tsc -p ./",
+        "compile": "tsc -p ./ && shx cp src/utils/terminateProcess.sh out/utils/terminateProcess.sh",
         "watch": "tsc -watch -p ./",
         "postinstall": "node ./node_modules/vscode/bin/install",
         "fix": "prettier **/*.{json,ts} --write && tslint --project . --fix",
@@ -41,7 +41,8 @@
         "tslint-config-prettier": "^1.18.0",
         "typescript": "^3.3.1",
         "vsce": "^1.57.0",
-        "vscode": "^1.1.29"
+        "vscode": "^1.1.29",
+        "shx": "^0.3.1"
     },
     "activationEvents": [
         "onLanguage:rust",

editors/code/src/commands/cargo_watch.ts

@@ -1,9 +1,10 @@
 import * as child_process from 'child_process';
 import * as path from 'path';
-import * as timers from 'timers';
 import * as vscode from 'vscode';
+import { terminate } from '../utils/processes';
 import { StatusDisplay } from './watch_status';
 
+
 export class CargoWatchProvider {
     private diagnosticCollection?: vscode.DiagnosticCollection;
     private cargoProcess?: child_process.ChildProcess;
@@ -21,24 +22,25 @@ export class CargoWatchProvider {
         // Start the cargo watch with json message
         this.cargoProcess = child_process.spawn(
             'cargo',
-            ['watch', '-x', '"check --message-format json"'],
+            ['watch', '-x', '\"check --message-format json\"'],
             {
-                // stdio: ['ignore', 'pipe', 'ignore'],
-                shell: true,
-                cwd: vscode.workspace.rootPath
+                stdio: ['ignore', 'pipe', 'pipe'],
+                cwd: vscode.workspace.rootPath,
+                windowsVerbatimArguments: true,
             }
         );
 
         this.cargoProcess.stdout.on('data', (s: string) => {
             this.processOutput(s);
+            console.log(s);
         });
 
         this.cargoProcess.stderr.on('data', (s: string) => {
-            // console.error('Error on cargo watch : ' + s);
+            console.error('Error on cargo watch : ' + s);
         });
 
         this.cargoProcess.on('error', (err: Error) => {
-            // console.error('Error on spawn cargo process : ' + err);
+            console.error('Error on spawn cargo process : ' + err);
         });
     }
 
@@ -50,6 +52,7 @@ export class CargoWatchProvider {
 
         if (this.cargoProcess) {
             this.cargoProcess.kill();
+            terminate(this.cargoProcess);
         }
     }
 

editors/code/src/commands/watch_status.ts

@@ -1,4 +1,3 @@
-import * as timers from 'timers';
 import * as vscode from 'vscode';
 
 const spinnerFrames = ['⠋', '⠙', '⠹', '⠸', '⠼', '⠴', '⠦', '⠧', '⠇', '⠏'];

editors/code/src/utils/processes.ts

@@ -0,0 +1,40 @@
+'use strict';
+
+import * as cp from 'child_process';
+import ChildProcess = cp.ChildProcess;
+
+import { join } from 'path';
+
+const isWindows = (process.platform === 'win32');
+const isMacintosh = (process.platform === 'darwin');
+const isLinux = (process.platform === 'linux');
+export function terminate(process: ChildProcess, cwd?: string): boolean {
+	if (isWindows) {
+		try {
+			// This we run in Atom execFileSync is available.
+			// Ignore stderr since this is otherwise piped to parent.stderr
+			// which might be already closed.
+			const options: any = {
+				stdio: ['pipe', 'pipe', 'ignore']
+			};
+			if (cwd) {
+				options.cwd = cwd
+			}
+			(cp).execFileSync('taskkill', ['/T', '/F', '/PID', process.pid.toString()], options);
+			return true;
+		} catch (err) {
+			return false;
+		}
+	} else if (isLinux || isMacintosh) {
+		try {
+			const cmd = join(__dirname, 'terminateProcess.sh');
+			const result = cp.spawnSync(cmd, [process.pid.toString()]);
+			return result.error ? false : true;
+		} catch (err) {
+			return false;
+		}
+	} else {
+		process.kill('SIGKILL');
+		return true;
+	}
+}

editors/code/src/utils/terminateProcess.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+
+terminateTree() {
+    for cpid in $(pgrep -P $1); do
+        terminateTree $cpid
+    done
+    kill -9 $1 > /dev/null 2>&1
+}
+
+for pid in $*; do
+    terminateTree $pid
+done