104 lines
3.8 KiB
JavaScript
104 lines
3.8 KiB
JavaScript
"use strict";
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var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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var desc = Object.getOwnPropertyDescriptor(m, k);
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if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
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desc = { enumerable: true, get: function() { return m[k]; } };
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}
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Object.defineProperty(o, k2, desc);
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}) : (function(o, m, k, k2) {
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if (k2 === undefined) k2 = k;
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o[k2] = m[k];
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}));
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var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
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Object.defineProperty(o, "default", { enumerable: true, value: v });
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}) : function(o, v) {
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o["default"] = v;
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});
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var __importStar = (this && this.__importStar) || function (mod) {
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if (mod && mod.__esModule) return mod;
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var result = {};
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if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
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__setModuleDefault(result, mod);
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return result;
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.Command = void 0;
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const Rx = __importStar(require("rxjs"));
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class Command {
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constructor({ index, name, command, prefixColor, env, cwd }, spawnOpts, spawn, killProcess) {
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this.close = new Rx.Subject();
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this.error = new Rx.Subject();
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this.stdout = new Rx.Subject();
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this.stderr = new Rx.Subject();
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this.timer = new Rx.Subject();
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this.killed = false;
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this.exited = false;
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this.index = index;
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this.name = name;
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this.command = command;
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this.prefixColor = prefixColor;
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this.env = env;
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this.cwd = cwd;
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this.killProcess = killProcess;
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this.spawn = spawn;
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this.spawnOpts = spawnOpts;
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}
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get killable() {
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return !!this.process;
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}
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/**
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* Starts this command, piping output, error and close events onto the corresponding observables.
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*/
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start() {
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const child = this.spawn(this.command, this.spawnOpts);
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this.process = child;
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this.pid = child.pid;
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const startDate = new Date(Date.now());
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const highResStartTime = process.hrtime();
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this.timer.next({ startDate });
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Rx.fromEvent(child, 'error').subscribe((event) => {
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this.process = undefined;
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const endDate = new Date(Date.now());
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this.timer.next({ startDate, endDate });
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this.error.next(event);
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});
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Rx.fromEvent(child, 'close').subscribe(([exitCode, signal]) => {
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this.process = undefined;
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this.exited = true;
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const endDate = new Date(Date.now());
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this.timer.next({ startDate, endDate });
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const [durationSeconds, durationNanoSeconds] = process.hrtime(highResStartTime);
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this.close.next({
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command: this,
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index: this.index,
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exitCode: exitCode === null ? signal : exitCode,
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killed: this.killed,
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timings: {
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startDate,
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endDate,
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durationSeconds: durationSeconds + durationNanoSeconds / 1e9,
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},
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});
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});
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child.stdout && pipeTo(Rx.fromEvent(child.stdout, 'data'), this.stdout);
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child.stderr && pipeTo(Rx.fromEvent(child.stderr, 'data'), this.stderr);
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this.stdin = child.stdin;
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}
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/**
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* Kills this command, optionally specifying a signal to send to it.
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*/
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kill(code) {
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if (this.killable) {
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this.killed = true;
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this.killProcess(this.pid, code);
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}
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}
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}
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exports.Command = Command;
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/**
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* Pipes all events emitted by `stream` into `subject`.
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*/
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function pipeTo(stream, subject) {
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stream.subscribe((event) => subject.next(event));
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}
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