@yolkai/nx-tao
Version:
57 lines (56 loc) • 2.24 kB
JavaScript
;
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
const schematics_1 = require("@angular-devkit/schematics");
const child_process_1 = require("child_process");
function detectPackageManager(host) {
return __awaiter(this, void 0, void 0, function* () {
const hostTree = new schematics_1.HostTree(host);
if (hostTree.get('workspace.json')) {
const workspaceJson = JSON.parse(hostTree.read('workspace.json').toString());
if (workspaceJson.cli && workspaceJson.cli.packageManager) {
return workspaceJson.cli.packageManager;
}
}
if (yield fileExists(host, 'yarn.lock')) {
return 'yarn';
}
if (yield fileExists(host, 'pnpm-lock.yaml')) {
return 'pnpm';
}
if (yield fileExists(host, 'package-lock.json')) {
return 'npm';
}
// If we get here, there are no lock files,
// so lets check for package managers in our preferred order
if (isPackageManagerInstalled('yarn')) {
return 'yarn';
}
if (isPackageManagerInstalled('pnpm')) {
return 'pnpm';
}
return 'npm';
});
}
exports.detectPackageManager = detectPackageManager;
function fileExists(host, fileName) {
return host.exists(fileName).toPromise();
}
function isPackageManagerInstalled(packageManager) {
try {
child_process_1.execSync(`${packageManager} --version`, {
stdio: ['ignore', 'ignore', 'ignore']
});
return true;
}
catch (e) {
return false;
}
}