mirror of
https://github.com/microsoft/vscode.git
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104 lines
4.0 KiB
JavaScript
104 lines
4.0 KiB
JavaScript
"use strict";
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/*---------------------------------------------------------------------------------------------
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* Copyright (c) Microsoft Corporation. All rights reserved.
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* Licensed under the MIT License. See License.txt in the project root for license information.
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*--------------------------------------------------------------------------------------------*/
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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const path_1 = __importDefault(require("path"));
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const child_process_1 = __importDefault(require("child_process"));
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const fs_1 = __importDefault(require("fs"));
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const vinyl_1 = __importDefault(require("vinyl"));
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const event_stream_1 = __importDefault(require("event-stream"));
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const gulp_filter_1 = __importDefault(require("gulp-filter"));
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const watcherPath = path_1.default.join(__dirname, 'watcher.exe');
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function toChangeType(type) {
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switch (type) {
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case '0': return 'change';
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case '1': return 'add';
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default: return 'unlink';
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}
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}
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function watch(root) {
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const result = event_stream_1.default.through();
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let child = child_process_1.default.spawn(watcherPath, [root]);
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child.stdout.on('data', function (data) {
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const lines = data.toString('utf8').split('\n');
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for (let i = 0; i < lines.length; i++) {
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const line = lines[i].trim();
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if (line.length === 0) {
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continue;
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}
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const changeType = line[0];
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const changePath = line.substr(2);
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// filter as early as possible
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if (/^\.git/.test(changePath) || /(^|\\)out($|\\)/.test(changePath)) {
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continue;
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}
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const changePathFull = path_1.default.join(root, changePath);
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const file = new vinyl_1.default({
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path: changePathFull,
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base: root
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});
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file.event = toChangeType(changeType);
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result.emit('data', file);
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}
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});
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child.stderr.on('data', function (data) {
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result.emit('error', data);
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});
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child.on('exit', function (code) {
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result.emit('error', 'Watcher died with code ' + code);
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child = null;
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});
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process.once('SIGTERM', function () { process.exit(0); });
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process.once('SIGTERM', function () { process.exit(0); });
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process.once('exit', function () { if (child) {
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child.kill();
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} });
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return result;
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}
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const cache = Object.create(null);
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module.exports = function (pattern, options) {
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options = options || {};
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const cwd = path_1.default.normalize(options.cwd || process.cwd());
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let watcher = cache[cwd];
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if (!watcher) {
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watcher = cache[cwd] = watch(cwd);
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}
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const rebase = !options.base ? event_stream_1.default.through() : event_stream_1.default.mapSync(function (f) {
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f.base = options.base;
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return f;
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});
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return watcher
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.pipe((0, gulp_filter_1.default)(['**', '!.git{,/**}'], { dot: options.dot })) // ignore all things git
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.pipe((0, gulp_filter_1.default)(pattern, { dot: options.dot }))
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.pipe(event_stream_1.default.map(function (file, cb) {
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fs_1.default.stat(file.path, function (err, stat) {
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if (err && err.code === 'ENOENT') {
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return cb(undefined, file);
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}
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if (err) {
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return cb();
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}
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if (!stat.isFile()) {
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return cb();
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}
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fs_1.default.readFile(file.path, function (err, contents) {
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if (err && err.code === 'ENOENT') {
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return cb(undefined, file);
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}
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if (err) {
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return cb();
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}
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file.contents = contents;
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file.stat = stat;
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cb(undefined, file);
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});
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});
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}))
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.pipe(rebase);
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};
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//# sourceMappingURL=watch-win32.js.map
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