mirror of https://github.com/electron/electron
51 lines
1.7 KiB
TypeScript
51 lines
1.7 KiB
TypeScript
import { EventEmitter } from 'events';
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import { pathToFileURL } from 'url';
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import { ParentPort } from '@electron/internal/utility/parent-port';
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const v8Util = process._linkedBinding('electron_common_v8_util');
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const entryScript: string = v8Util.getHiddenValue(process, '_serviceStartupScript');
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// We modified the original process.argv to let node.js load the init.js,
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// we need to restore it here.
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process.argv.splice(1, 1, entryScript);
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// Import common settings.
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require('@electron/internal/common/init');
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process._linkedBinding('electron_browser_event_emitter').setEventEmitterPrototype(EventEmitter.prototype);
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const parentPort: ParentPort = new ParentPort();
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Object.defineProperty(process, 'parentPort', {
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enumerable: true,
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writable: false,
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value: parentPort
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});
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// Based on third_party/electron_node/lib/internal/worker/io.js
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parentPort.on('newListener', (name: string) => {
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if (name === 'message' && parentPort.listenerCount('message') === 0) {
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parentPort.start();
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}
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});
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parentPort.on('removeListener', (name: string) => {
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if (name === 'message' && parentPort.listenerCount('message') === 0) {
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parentPort.pause();
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}
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});
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// Finally load entry script.
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const { runEntryPointWithESMLoader } = __non_webpack_require__('internal/modules/run_main');
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const mainEntry = pathToFileURL(entryScript);
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runEntryPointWithESMLoader(async (cascadedLoader: any) => {
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try {
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await cascadedLoader.import(mainEntry.toString(), undefined, Object.create(null));
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} catch (err) {
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// @ts-ignore internalBinding is a secret internal global that we shouldn't
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// really be using, so we ignore the type error instead of declaring it in types
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internalBinding('errors').triggerUncaughtException(err);
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}
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});
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