@nestjs/cli
Version:
Nest - modern, fast, powerful node.js web framework (@cli)
115 lines (114 loc) • 6.15 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.StartAction = void 0;
const chalk = require("chalk");
const child_process_1 = require("child_process");
const fs = require("fs");
const path_1 = require("path");
const killProcess = require("tree-kill");
const tree_kill_1 = require("../lib/utils/tree-kill");
const get_value_or_default_1 = require("../lib/compiler/helpers/get-value-or-default");
const defaults_1 = require("../lib/configuration/defaults");
const ui_1 = require("../lib/ui");
const build_action_1 = require("./build.action");
class StartAction extends build_action_1.BuildAction {
handle(inputs, options) {
return __awaiter(this, void 0, void 0, function* () {
try {
const configFileName = options.find((option) => option.name === 'config')
.value;
const configuration = yield this.loader.load(configFileName);
const appName = inputs.find((input) => input.name === 'app')
.value;
const pathToTsconfig = (0, get_value_or_default_1.getValueOrDefault)(configuration, 'compilerOptions.tsConfigPath', appName, 'path', options);
const debugModeOption = options.find((option) => option.name === 'debug');
const watchModeOption = options.find((option) => option.name === 'watch');
const isWatchEnabled = !!(watchModeOption && watchModeOption.value);
const watchAssetsModeOption = options.find((option) => option.name === 'watchAssets');
const isWatchAssetsEnabled = !!(watchAssetsModeOption && watchAssetsModeOption.value);
const debugFlag = debugModeOption && debugModeOption.value;
const binaryToRun = (0, get_value_or_default_1.getValueOrDefault)(configuration, 'exec', appName, 'exec', options, defaults_1.defaultConfiguration.exec);
const { options: tsOptions } = this.tsConfigProvider.getByConfigFilename(pathToTsconfig);
const outDir = tsOptions.outDir || defaults_1.defaultOutDir;
const entryFile = (0, get_value_or_default_1.getValueOrDefault)(configuration, 'entryFile', appName, 'entryFile', options, defaults_1.defaultConfiguration.entryFile);
const sourceRoot = (0, get_value_or_default_1.getValueOrDefault)(configuration, 'sourceRoot', appName, 'sourceRoot', options, defaults_1.defaultConfiguration.sourceRoot);
const onSuccess = this.createOnSuccessHook(entryFile, sourceRoot, debugFlag, outDir, binaryToRun);
yield this.runBuild(inputs, options, isWatchEnabled, isWatchAssetsEnabled, !!debugFlag, onSuccess);
}
catch (err) {
if (err instanceof Error) {
console.log(`\n${ui_1.ERROR_PREFIX} ${err.message}\n`);
}
else {
console.error(`\n${chalk.red(err)}\n`);
}
}
});
}
createOnSuccessHook(entryFile, sourceRoot, debugFlag, outDirName, binaryToRun) {
let childProcessRef;
process.on('exit', () => childProcessRef && (0, tree_kill_1.treeKillSync)(childProcessRef.pid));
return () => {
if (childProcessRef) {
childProcessRef.removeAllListeners('exit');
childProcessRef.on('exit', () => {
childProcessRef = this.spawnChildProcess(entryFile, sourceRoot, debugFlag, outDirName, binaryToRun);
childProcessRef.on('exit', () => (childProcessRef = undefined));
});
childProcessRef.stdin && childProcessRef.stdin.pause();
killProcess(childProcessRef.pid);
}
else {
childProcessRef = this.spawnChildProcess(entryFile, sourceRoot, debugFlag, outDirName, binaryToRun);
childProcessRef.on('exit', (code) => {
process.exitCode = code;
childProcessRef = undefined;
});
}
};
}
spawnChildProcess(entryFile, sourceRoot, debug, outDirName, binaryToRun) {
let outputFilePath = (0, path_1.join)(outDirName, sourceRoot, entryFile);
if (!fs.existsSync(outputFilePath + '.js')) {
outputFilePath = (0, path_1.join)(outDirName, entryFile);
}
let childProcessArgs = [];
const argsStartIndex = process.argv.indexOf('--');
if (argsStartIndex >= 0) {
childProcessArgs = process.argv.slice(argsStartIndex + 1);
}
outputFilePath =
outputFilePath.indexOf(' ') >= 0 ? `"${outputFilePath}"` : outputFilePath;
const processArgs = [outputFilePath, ...childProcessArgs];
if (debug) {
const inspectFlag = typeof debug === 'string' ? `--inspect=${debug}` : '--inspect';
processArgs.unshift(inspectFlag);
}
if (this.isSourceMapSupportPkgAvailable()) {
processArgs.unshift('-r source-map-support/register');
}
return (0, child_process_1.spawn)(binaryToRun, processArgs, {
stdio: 'inherit',
shell: true,
});
}
isSourceMapSupportPkgAvailable() {
try {
require.resolve('source-map-support');
return true;
}
catch (_a) {
return false;
}
}
}
exports.StartAction = StartAction;