mirror of https://github.com/electron/electron
55 lines
2.1 KiB
TypeScript
55 lines
2.1 KiB
TypeScript
// Initialize ASAR support in fs module.
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import { wrapFsWithAsar } from './asar-fs-wrapper';
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wrapFsWithAsar(require('fs'));
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// See ElectronRendererClient::DidCreateScriptContext.
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if ((globalThis as any).blinkFetch) {
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globalThis.fetch = (globalThis as any).blinkFetch;
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}
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// Hook child_process.fork.
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import cp = require('child_process'); // eslint-disable-line import/first
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const originalFork = cp.fork;
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cp.fork = (modulePath, args?, options?: cp.ForkOptions) => {
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// Parse optional args.
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if (args == null) {
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args = [];
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} else if (typeof args === 'object' && !Array.isArray(args)) {
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options = args as cp.ForkOptions;
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args = [];
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}
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// Fallback to original fork to report arg type errors.
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if (typeof modulePath !== 'string' || !Array.isArray(args) ||
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(typeof options !== 'object' && typeof options !== 'undefined')) {
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return originalFork(modulePath, args, options);
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}
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// When forking a child script, we setup a special environment to make
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// the electron binary run like upstream Node.js.
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options = options ?? {};
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options.env = Object.create(options.env || process.env);
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options.env!.ELECTRON_RUN_AS_NODE = '1';
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// On mac the child script runs in helper executable.
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if (!options.execPath && process.platform === 'darwin') {
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options.execPath = process.helperExecPath;
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}
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return originalFork(modulePath, args, options);
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};
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// Prevent Node from adding paths outside this app to search paths.
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import path = require('path'); // eslint-disable-line import/first
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const Module = require('module') as NodeJS.ModuleInternal;
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const resourcesPathWithTrailingSlash = process.resourcesPath + path.sep;
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const originalNodeModulePaths = Module._nodeModulePaths;
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Module._nodeModulePaths = function (from) {
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const paths: string[] = originalNodeModulePaths(from);
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const fromPath = path.resolve(from) + path.sep;
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// If "from" is outside the app then we do nothing.
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if (fromPath.startsWith(resourcesPathWithTrailingSlash)) {
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return paths.filter(function (candidate) {
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return candidate.startsWith(resourcesPathWithTrailingSlash);
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});
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} else {
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return paths;
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}
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};
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