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- "use strict";
- Object.defineProperty(exports, "__esModule", {
- value: true
- });
- exports.ProcessHost = void 0;
- var _child_process = _interopRequireDefault(require("child_process"));
- var _events = require("events");
- var _utilsBundle = require("playwright-core/lib/utilsBundle");
- var _esmUtils = require("../transform/esmUtils");
- var _utils = require("playwright-core/lib/utils");
- var _esmLoaderHost = require("../common/esmLoaderHost");
- function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
- /**
- * Copyright Microsoft Corporation. All rights reserved.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
- class ProcessHost extends _events.EventEmitter {
- constructor(runnerScript, processName, env) {
- super();
- this.process = void 0;
- this._didSendStop = false;
- this._processDidExit = false;
- this._didExitAndRanOnExit = false;
- this._runnerScript = void 0;
- this._lastMessageId = 0;
- this._callbacks = new Map();
- this._processName = void 0;
- this._producedEnv = {};
- this._extraEnv = void 0;
- this._runnerScript = runnerScript;
- this._processName = processName;
- this._extraEnv = env;
- }
- async startRunner(runnerParams, options = {}) {
- var _this$process$stdout, _this$process$stderr, _process$stdout$getCo, _process$stdout, _process$stderr$getCo, _process$stderr;
- (0, _utils.assert)(!this.process, 'Internal error: starting the same process twice');
- this.process = _child_process.default.fork(require.resolve('../common/process'), {
- detached: false,
- env: {
- ...process.env,
- ...this._extraEnv,
- ...(_esmLoaderHost.esmLoaderRegistered ? {
- PW_TS_ESM_LOADER_ON: '1'
- } : {})
- },
- stdio: ['ignore', options.onStdOut ? 'pipe' : 'inherit', options.onStdErr && !process.env.PW_RUNNER_DEBUG ? 'pipe' : 'inherit', 'ipc'],
- ...(process.env.PW_TS_ESM_LEGACY_LOADER_ON ? {
- execArgv: (0, _esmUtils.execArgvWithExperimentalLoaderOptions)()
- } : {})
- });
- this.process.on('exit', async (code, signal) => {
- this._processDidExit = true;
- await this.onExit();
- this._didExitAndRanOnExit = true;
- this.emit('exit', {
- unexpectedly: !this._didSendStop,
- code,
- signal
- });
- });
- this.process.on('error', e => {}); // do not yell at a send to dead process.
- this.process.on('message', message => {
- if (_utilsBundle.debug.enabled('pw:test:protocol')) (0, _utilsBundle.debug)('pw:test:protocol')('◀ RECV ' + JSON.stringify(message));
- if (message.method === '__env_produced__') {
- const producedEnv = message.params;
- this._producedEnv = Object.fromEntries(producedEnv.map(e => {
- var _e$;
- return [e[0], (_e$ = e[1]) !== null && _e$ !== void 0 ? _e$ : undefined];
- }));
- } else if (message.method === '__dispatch__') {
- const {
- id,
- error,
- method,
- params,
- result
- } = message.params;
- if (id && this._callbacks.has(id)) {
- const {
- resolve,
- reject
- } = this._callbacks.get(id);
- this._callbacks.delete(id);
- if (error) {
- const errorObject = new Error(error.message);
- errorObject.stack = error.stack;
- reject(errorObject);
- } else {
- resolve(result);
- }
- } else {
- this.emit(method, params);
- }
- } else {
- this.emit(message.method, message.params);
- }
- });
- if (options.onStdOut) (_this$process$stdout = this.process.stdout) === null || _this$process$stdout === void 0 ? void 0 : _this$process$stdout.on('data', options.onStdOut);
- if (options.onStdErr) (_this$process$stderr = this.process.stderr) === null || _this$process$stderr === void 0 ? void 0 : _this$process$stderr.on('data', options.onStdErr);
- const error = await new Promise(resolve => {
- this.process.once('exit', (code, signal) => resolve({
- unexpectedly: true,
- code,
- signal
- }));
- this.once('ready', () => resolve(undefined));
- });
- if (error) return error;
- const processParams = {
- stdoutParams: {
- rows: process.stdout.rows,
- columns: process.stdout.columns,
- colorDepth: ((_process$stdout$getCo = (_process$stdout = process.stdout).getColorDepth) === null || _process$stdout$getCo === void 0 ? void 0 : _process$stdout$getCo.call(_process$stdout)) || 8
- },
- stderrParams: {
- rows: process.stderr.rows,
- columns: process.stderr.columns,
- colorDepth: ((_process$stderr$getCo = (_process$stderr = process.stderr).getColorDepth) === null || _process$stderr$getCo === void 0 ? void 0 : _process$stderr$getCo.call(_process$stderr)) || 8
- },
- processName: this._processName
- };
- this.send({
- method: '__init__',
- params: {
- processParams,
- runnerScript: this._runnerScript,
- runnerParams
- }
- });
- }
- sendMessage(message) {
- const id = ++this._lastMessageId;
- this.send({
- method: '__dispatch__',
- params: {
- id,
- ...message
- }
- });
- return new Promise((resolve, reject) => {
- this._callbacks.set(id, {
- resolve,
- reject
- });
- });
- }
- sendMessageNoReply(message) {
- this.sendMessage(message).catch(() => {});
- }
- async onExit() {}
- async stop() {
- if (!this._processDidExit && !this._didSendStop) {
- this.send({
- method: '__stop__'
- });
- this._didSendStop = true;
- }
- if (!this._didExitAndRanOnExit) await new Promise(f => this.once('exit', f));
- }
- didSendStop() {
- return this._didSendStop;
- }
- producedEnv() {
- return this._producedEnv;
- }
- send(message) {
- var _this$process;
- if (_utilsBundle.debug.enabled('pw:test:protocol')) (0, _utilsBundle.debug)('pw:test:protocol')('SEND ► ' + JSON.stringify(message));
- (_this$process = this.process) === null || _this$process === void 0 ? void 0 : _this$process.send(message);
- }
- }
- exports.ProcessHost = ProcessHost;
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