me-module-utils/lib/index.js

Me Module utils

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.relativeRequirePath = exports.getMatchedExportsName = exports.destroyInstance = exports.getMeModuleInstance = exports.initMeModules = void 0;

var _env = _interopRequireDefault(require("./env"));

var _MeModules = _interopRequireDefault(require("./MeModules"));

var utils = _interopRequireWildcard(require("./utils"));

function _interopRequireWildcard(obj) { if (obj && obj.__esModule) { return obj; } else { var newObj = {}; if (obj != null) { for (var key in obj) { if (Object.prototype.hasOwnProperty.call(obj, key)) { var desc = Object.defineProperty && Object.getOwnPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : {}; if (desc.get || desc.set) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } } newObj.default = obj; return newObj; } }

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

/**
 * 初始化me模块管理
 *
 * @param {Object} options 配置
 * @param {string} options.basePath 前端脚本根路径
 * @returns {MeModules}
 */
const initMeModules = options => {
  (0, _env.default)(options);
  return new _MeModules.default(options);
};
/**
 * 单例
 *
 * @type {MeModules}
 */


exports.initMeModules = initMeModules;
let instance = null;
/**
 * 缓存 `MeModules` 实例化的配置
 *
 * @type {Object}
 */

let cachedInitOptions = null;
/**
 * 获取单例
 *
 * @param {Object} options 配置
 * @param {string} options.basePath 前端脚本根路径
 * @return {MeModules}
 * @throws {Error}
 */

const getMeModuleInstance = options => {
  if (instance) {
    return instance;
  }

  options = !options && cachedInitOptions ? cachedInitOptions : options; // 没有传参数进来，也没有缓存

  if (!options) {
    throw new Error('You should pass `options` to get `MeModule` instance');
  }

  cachedInitOptions = options;
  instance = initMeModules(options);
  return instance;
};
/**
 * 销毁单例
 *
 * @param {boolean} destroyInitedOptions 是否清除配置缓存
 */


exports.getMeModuleInstance = getMeModuleInstance;

const destroyInstance = destroyInitedOptions => {
  instance = null;
  destroyInitedOptions && (cachedInitOptions = null);
}; // 一些工具函数


exports.destroyInstance = destroyInstance;
const {
  getMatchedExportsName,
  relativeRequirePath
} = utils;
exports.relativeRequirePath = relativeRequirePath;
exports.getMatchedExportsName = getMatchedExportsName;