svelte-language-server
Version:
A language server for Svelte
66 lines • 2.58 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.FallbackWatcher = void 0;
const chokidar_1 = require("chokidar");
const lodash_1 = require("lodash");
const path_1 = require("path");
const vscode_languageserver_1 = require("vscode-languageserver");
const utils_1 = require("../utils");
const url_1 = require("url");
const DELAY = 50;
class FallbackWatcher {
constructor(watchExtensions, workspacePaths) {
this.callbacks = [];
this.undeliveredFileEvents = [];
this.scheduleTrigger = (0, lodash_1.debounce)(() => {
const para = {
changes: this.undeliveredFileEvents
};
this.undeliveredFileEvents = [];
this.callbacks.forEach((callback) => callback(para));
}, DELAY);
const gitOrNodeModules = /\.git|node_modules/;
const ignoredExtensions = (fileName, stats) => {
return (stats?.isFile() === true && !watchExtensions.some((ext) => fileName.endsWith(ext)));
};
this.watcher = (0, chokidar_1.watch)(workspacePaths, {
ignored: [gitOrNodeModules, ignoredExtensions],
// typescript would scan the project files on init.
// We only need to know what got updated.
ignoreInitial: true,
ignorePermissionErrors: true
});
this.watcher
.on('add', (path) => this.onFSEvent(path, vscode_languageserver_1.FileChangeType.Created))
.on('unlink', (path) => this.onFSEvent(path, vscode_languageserver_1.FileChangeType.Deleted))
.on('change', (path) => this.onFSEvent(path, vscode_languageserver_1.FileChangeType.Changed));
}
convert(path, type) {
return {
type,
uri: (0, utils_1.pathToUrl)(path)
};
}
onFSEvent(path, type) {
const fileEvent = this.convert(path, type);
this.undeliveredFileEvents.push(fileEvent);
this.scheduleTrigger();
}
onDidChangeWatchedFiles(callback) {
this.callbacks.push(callback);
}
watchDirectory(patterns) {
for (const pattern of patterns) {
const basePath = (0, url_1.fileURLToPath)(typeof pattern.baseUri === 'string' ? pattern.baseUri : pattern.baseUri.uri);
if (!basePath) {
continue;
}
this.watcher.add((0, path_1.join)(basePath, pattern.pattern));
}
}
dispose() {
this.watcher.close();
}
}
exports.FallbackWatcher = FallbackWatcher;
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