aws-lambda-nodejs-esbuild/dist/packagers/index.js

λ💨 AWS CDK Construct to bundle JavaScript and TypeScript AWS lambdas using extremely fast esbuild

"use strict";
/**
 * Factory for supported packagers.
 *
 * All packagers must implement the following interface:
 *
 * interface Packager {
 *
 * static get lockfileName(): string;
 * static get copyPackageSectionNames(): Array<string>;
 * static get mustCopyModules(): boolean;
 * static getProdDependencies(cwd: string, depth: number = 1): Object;
 * static rebaseLockfile(pathToPackageRoot: string, lockfile: Object): void;
 * static install(cwd: string): void;
 * static prune(cwd: string): void;
 * static runScripts(cwd: string, scriptNames): void;
 *
 * }
 */
Object.defineProperty(exports, "__esModule", { value: true });
exports.get = void 0;
const npm_1 = require("./npm");
const yarn_1 = require("./yarn");
const utils_1 = require("../utils");
const registeredPackagers = {
    npm: new npm_1.NPM(),
    yarn: new yarn_1.Yarn()
};
/**
 * Factory method.
 * @param {string} packagerId - Well known packager id.
 */
function get(cwd, packagerId) {
    const pkger = findPackager(cwd, packagerId);
    if (!(pkger in registeredPackagers)) {
        const message = `Could not find packager '${pkger}'`;
        console.log(`ERROR: ${message}`);
        throw new Error(message);
    }
    return registeredPackagers[pkger];
}
exports.get = get;
/**
 * Determine what package manager to use based on what preference is set,
 * and whether it's currently running in a yarn/npm script
 *
 * @export
 * @param {InstallConfig} config
 * @returns {SupportedPackageManagers}
 */
function findPackager(cwd, prefer) {
    let pkgManager = prefer || utils_1.getCurrentPackager();
    if (!pkgManager) {
        pkgManager = utils_1.getPackagerFromLockfile(cwd);
    }
    if (!pkgManager) {
        for (const pkg in registeredPackagers) {
            if (registeredPackagers[pkg].isManagerInstalled(cwd)) {
                pkgManager = pkg;
                break;
            }
        }
    }
    if (!pkgManager) {
        throw new Error('No supported package manager found');
    }
    return pkgManager;
}