@nestjs/cli
Version:
Nest - modern, fast, powerful node.js web framework (@cli)
48 lines (47 loc) • 2.26 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 });
const fs_1 = require("fs");
const npm_package_manager_1 = require("./npm.package-manager");
const package_manager_1 = require("./package-manager");
const yarn_package_manager_1 = require("./yarn.package-manager");
class PackageManagerFactory {
static create(name) {
switch (name) {
case package_manager_1.PackageManager.NPM:
return new npm_package_manager_1.NpmPackageManager();
case package_manager_1.PackageManager.YARN:
return new yarn_package_manager_1.YarnPackageManager();
default:
throw new Error(`Package manager ${name} is not managed.`);
}
}
static find() {
return __awaiter(this, void 0, void 0, function* () {
return new Promise(resolve => {
fs_1.readdir(process.cwd(), (error, files) => {
if (error) {
resolve(this.create(package_manager_1.PackageManager.NPM));
}
else {
if (files.findIndex(filename => filename === 'yarn.lock') > -1) {
resolve(this.create(package_manager_1.PackageManager.YARN));
}
else {
resolve(this.create(package_manager_1.PackageManager.NPM));
}
}
});
});
});
}
}
exports.PackageManagerFactory = PackageManagerFactory;