325 lines
10 KiB
JavaScript
325 lines
10 KiB
JavaScript
/*
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@license
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Rollup.js v4.52.4
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Fri, 03 Oct 2025 05:47:35 GMT - commit cd81da74af1d11fda0ee1752cc26f6dc8217e9ca
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https://github.com/rollup/rollup
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Released under the MIT License.
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*/
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'use strict';
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Object.defineProperty(exports, Symbol.toStringTag, { value: 'Module' });
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const rollup = require('./rollup.js');
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const path = require('node:path');
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const process = require('node:process');
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const index = require('./index.js');
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const node_os = require('node:os');
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require('./parseAst.js');
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require('../native.js');
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require('path');
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require('node:perf_hooks');
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require('node:fs/promises');
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require('util');
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require('fs');
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require('stream');
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require('os');
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require('./fsevents-importer.js');
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require('events');
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class FileWatcher {
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constructor(task, chokidarOptions) {
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this.transformWatchers = new Map();
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this.chokidarOptions = chokidarOptions;
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this.task = task;
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this.watcher = this.createWatcher(null);
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}
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close() {
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this.watcher.close();
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for (const watcher of this.transformWatchers.values()) {
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watcher.close();
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}
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}
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unwatch(id) {
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this.watcher.unwatch(id);
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const transformWatcher = this.transformWatchers.get(id);
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if (transformWatcher) {
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this.transformWatchers.delete(id);
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transformWatcher.close();
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}
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}
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watch(id, isTransformDependency) {
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if (isTransformDependency) {
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const watcher = this.transformWatchers.get(id) ?? this.createWatcher(id);
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watcher.add(id);
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this.transformWatchers.set(id, watcher);
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}
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else {
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this.watcher.add(id);
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}
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}
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createWatcher(transformWatcherId) {
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const task = this.task;
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const isLinux = node_os.platform() === 'linux';
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const isFreeBSD = node_os.platform() === 'freebsd';
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const isTransformDependency = transformWatcherId !== null;
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const handleChange = (id, event) => {
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const changedId = transformWatcherId || id;
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if (isLinux || isFreeBSD) {
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// unwatching and watching fixes an issue with chokidar where on certain systems,
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// a file that was unlinked and immediately recreated would create a change event
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// but then no longer any further events
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watcher.unwatch(changedId);
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watcher.add(changedId);
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}
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task.invalidate(changedId, { event, isTransformDependency });
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};
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const watcher = index.chokidar
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.watch([], this.chokidarOptions)
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.on('add', id => handleChange(id, 'create'))
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.on('change', id => handleChange(id, 'update'))
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.on('unlink', id => handleChange(id, 'delete'));
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return watcher;
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}
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}
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const eventsRewrites = {
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create: {
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create: 'buggy',
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delete: null, //delete file from map
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update: 'create'
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},
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delete: {
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create: 'update',
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delete: 'buggy',
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update: 'buggy'
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},
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update: {
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create: 'buggy',
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delete: 'delete',
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update: 'update'
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}
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};
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class Watcher {
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constructor(optionsList, emitter) {
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this.buildDelay = 0;
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this.buildTimeout = null;
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this.closed = false;
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this.invalidatedIds = new Map();
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this.rerun = false;
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this.running = true;
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this.emitter = emitter;
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emitter.close = this.close.bind(this);
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this.tasks = optionsList.map(options => new Task(this, options));
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for (const { watch } of optionsList) {
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if (watch && typeof watch.buildDelay === 'number') {
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this.buildDelay = Math.max(this.buildDelay, watch.buildDelay);
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}
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}
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process.nextTick(() => this.run());
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}
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async close() {
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if (this.closed)
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return;
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this.closed = true;
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if (this.buildTimeout)
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clearTimeout(this.buildTimeout);
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for (const task of this.tasks) {
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task.close();
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}
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await this.emitter.emit('close');
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this.emitter.removeAllListeners();
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}
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invalidate(file) {
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if (file) {
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const previousEvent = this.invalidatedIds.get(file.id);
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const event = previousEvent ? eventsRewrites[previousEvent][file.event] : file.event;
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if (event === 'buggy') {
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//TODO: throws or warn? Currently just ignore, uses new event
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this.invalidatedIds.set(file.id, file.event);
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}
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else if (event === null) {
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this.invalidatedIds.delete(file.id);
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}
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else {
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this.invalidatedIds.set(file.id, event);
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}
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}
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if (this.running) {
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this.rerun = true;
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return;
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}
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if (this.buildTimeout)
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clearTimeout(this.buildTimeout);
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this.buildTimeout = setTimeout(async () => {
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this.buildTimeout = null;
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try {
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await Promise.all([...this.invalidatedIds].map(([id, event]) => this.emitter.emit('change', id, { event })));
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this.invalidatedIds.clear();
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await this.emitter.emit('restart');
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this.emitter.removeListenersForCurrentRun();
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this.run();
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}
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catch (error) {
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this.invalidatedIds.clear();
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await this.emitter.emit('event', {
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code: 'ERROR',
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error,
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result: null
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});
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await this.emitter.emit('event', {
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code: 'END'
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});
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}
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}, this.buildDelay);
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}
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async run() {
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this.running = true;
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await this.emitter.emit('event', {
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code: 'START'
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});
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for (const task of this.tasks) {
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await task.run();
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}
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this.running = false;
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await this.emitter.emit('event', {
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code: 'END'
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});
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if (this.rerun) {
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this.rerun = false;
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this.invalidate();
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}
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}
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}
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class Task {
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constructor(watcher, options) {
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this.cache = { modules: [] };
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this.watchFiles = [];
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this.closed = false;
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this.invalidated = true;
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this.watched = new Set();
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this.watcher = watcher;
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this.options = options;
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this.skipWrite = Boolean(options.watch && options.watch.skipWrite);
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this.outputs = this.options.output;
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this.outputFiles = this.outputs.map(output => {
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if (output.file || output.dir)
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return path.resolve(output.file || output.dir);
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return undefined;
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});
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this.watchOptions = this.options.watch || {};
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this.filter = rollup.createFilter(this.watchOptions.include, this.watchOptions.exclude);
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this.fileWatcher = new FileWatcher(this, {
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...this.watchOptions.chokidar,
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disableGlobbing: true,
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ignoreInitial: true
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});
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}
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close() {
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this.closed = true;
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this.fileWatcher.close();
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}
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invalidate(id, details) {
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this.invalidated = true;
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if (details.isTransformDependency) {
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for (const module of this.cache.modules) {
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if (!module.transformDependencies.includes(id))
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continue;
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// effective invalidation
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module.originalCode = null;
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}
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}
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this.watcher.invalidate({ event: details.event, id });
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this.watchOptions.onInvalidate?.(id);
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}
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async run() {
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if (!this.invalidated)
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return;
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this.invalidated = false;
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const options = {
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...this.options,
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cache: this.cache
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};
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const start = Date.now();
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await this.watcher.emitter.emit('event', {
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code: 'BUNDLE_START',
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input: this.options.input,
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output: this.outputFiles
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});
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let result = null;
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try {
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result = await rollup.rollupInternal(options, this.watcher.emitter);
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if (this.closed) {
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return;
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}
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this.updateWatchedFiles(result);
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if (!this.skipWrite) {
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await Promise.all(this.outputs.map(output => result.write(output)));
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if (this.closed) {
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return;
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}
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this.updateWatchedFiles(result);
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}
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await this.watcher.emitter.emit('event', {
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code: 'BUNDLE_END',
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duration: Date.now() - start,
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input: this.options.input,
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output: this.outputFiles,
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result
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});
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}
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catch (error) {
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if (!this.closed) {
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if (Array.isArray(error.watchFiles)) {
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for (const id of error.watchFiles) {
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this.watchFile(id);
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}
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}
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if (error.id) {
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this.cache.modules = this.cache.modules.filter(module => module.id !== error.id);
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}
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}
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await this.watcher.emitter.emit('event', {
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code: 'ERROR',
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error,
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result
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});
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}
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}
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updateWatchedFiles(result) {
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const previouslyWatched = this.watched;
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this.watched = new Set();
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this.watchFiles = result.watchFiles;
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this.cache = result.cache;
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for (const id of this.watchFiles) {
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this.watchFile(id);
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}
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for (const module of this.cache.modules) {
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for (const depId of module.transformDependencies) {
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this.watchFile(depId, true);
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}
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}
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for (const id of previouslyWatched) {
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if (!this.watched.has(id)) {
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this.fileWatcher.unwatch(id);
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}
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}
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}
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watchFile(id, isTransformDependency = false) {
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if (!this.filter(id))
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return;
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this.watched.add(id);
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if (this.outputFiles.includes(id)) {
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throw new Error('Cannot import the generated bundle');
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}
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// this is necessary to ensure that any 'renamed' files
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// continue to be watched following an error
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this.fileWatcher.watch(id, isTransformDependency);
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}
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}
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exports.Task = Task;
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exports.Watcher = Watcher;
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//# sourceMappingURL=watch.js.map
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