@angular-devkit/build-angular
Version:
Angular Webpack Build Facade
76 lines • 9.08 kB
JavaScript
;
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.runModuleAsObservableFork = void 0;
const child_process_1 = require("child_process");
const path_1 = require("path");
const rxjs_1 = require("rxjs");
const treeKill = require('tree-kill');
function runModuleAsObservableFork(cwd, modulePath, exportName,
// eslint-disable-next-line @typescript-eslint/no-explicit-any
args) {
return new rxjs_1.Observable((obs) => {
const workerPath = (0, path_1.resolve)(__dirname, './run-module-worker.js');
const debugArgRegex = /--inspect(?:-brk|-port)?|--debug(?:-brk|-port)/;
const execArgv = process.execArgv.filter((arg) => {
// Remove debug args.
// Workaround for https://github.com/nodejs/node/issues/9435
return !debugArgRegex.test(arg);
});
const forkOptions = {
cwd,
execArgv,
};
// TODO: support passing in a logger to use as stdio streams
// if (logger) {
// (forkOptions as any).stdio = [
// 'ignore',
// logger.info, // make it a stream
// logger.error, // make it a stream
// ];
// }
const forkedProcess = (0, child_process_1.fork)(workerPath, undefined, forkOptions);
// Cleanup.
const killForkedProcess = () => {
if (forkedProcess && forkedProcess.pid) {
treeKill(forkedProcess.pid, 'SIGTERM');
}
};
// Handle child process exit.
const handleChildProcessExit = (code) => {
killForkedProcess();
if (code && code !== 0) {
obs.error();
}
obs.next({ success: true });
obs.complete();
};
forkedProcess.once('exit', handleChildProcessExit);
forkedProcess.once('SIGINT', handleChildProcessExit);
forkedProcess.once('uncaughtException', handleChildProcessExit);
// Handle parent process exit.
const handleParentProcessExit = () => {
killForkedProcess();
};
process.once('exit', handleParentProcessExit);
process.once('SIGINT', handleParentProcessExit);
process.once('uncaughtException', handleParentProcessExit);
// Run module.
forkedProcess.send({
hash: '5d4b9a5c0a4e0f9977598437b0e85bcc',
modulePath,
exportName,
args,
});
// Teardown logic. When unsubscribing, kill the forked process.
return killForkedProcess;
});
}
exports.runModuleAsObservableFork = runModuleAsObservableFork;
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