z-router-middleware-guard/lib/index.umd.js

a middleware guard plugin of vue-router 4.0

(function (global, factory) {
  typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
  typeof define === 'function' && define.amd ? define(['exports'], factory) :
  (global = typeof globalThis !== 'undefined' ? globalThis : global || self, factory(global.ZOssImage = {}));
}(this, (function (exports) { 'use strict';

  var LifecycleHook = /*#__PURE__*/function () {
    function LifecycleHook(hook) {
      this.hook = hook;
      /**
       * 收集前置路由守卫中间件
       */

      this.beforeQueue = [];
      /**
       * 收集后置路由守卫中间件
       */

      this.afterQueue = [];
      this.registered = false;
    }
    /**
     * 运行前置钩子中间件
     */


    var _proto = LifecycleHook.prototype;

    _proto.runBefore = function runBefore(to, from, next, middleware) {
      var _this = this;

      if (middleware.length === 0) {
        next();
      } else {
        var fn = middleware.shift();

        if (fn) {
          fn(to, from, function (params) {
            if (typeof params !== 'undefined') {
              if (params === false) {
                next();
              } else {
                next(params);
              }
            } else {
              _this.runBefore(to, from, next, middleware);
            }
          });
        }
      }
    }
    /**
     * 运行后置钩子中间件
     */
    ;

    _proto.runAfter = function runAfter(to, from, next, middleware) {
      var _this2 = this;

      if (middleware.length === 0) {
        next();
      } else {
        var fn = middleware.shift();

        if (fn) {
          fn(to, from, function (flag) {
            if (typeof flag === 'undefined' || flag) {
              _this2.runAfter(to, from, next, middleware);
            }
          });
        }
      }
    }
    /**
     * 采集中间件
     */
    ;

    _proto.use = function use() {
      for (var _len = arguments.length, args = new Array(_len), _key = 0; _key < _len; _key++) {
        args[_key] = arguments[_key];
      }

      if (this.hook === 'beforeEach' || this.hook === 'beforeResolve') {
        this.beforeQueue = this.beforeQueue.concat(args);
      } else {
        this.afterQueue = this.afterQueue.concat(args);
      }
    }
    /**
     * 注册路由守卫
     */
    ;

    _proto.register = function register(router) {
      var _this3 = this;

      if (!this.registered) {
        if (this.hook === 'beforeEach' || this.hook === 'beforeResolve') {
          router[this.hook](function (to, from, next) {
            _this3.runBefore(to, from, next, [].concat(_this3.beforeQueue));
          });
        } else {
          router[this.hook](function (to, from) {
            _this3.runAfter(to, from, function () {}, [].concat(_this3.afterQueue));
          });
        }

        this.registered = true;
      }
    };

    return LifecycleHook;
  }();
  var beforeEachHook = new LifecycleHook('beforeEach');
  var beforeResolveHook = new LifecycleHook('beforeResolve');
  var afterEachHook = new LifecycleHook('afterEach');

  exports.afterEachHook = afterEachHook;
  exports.beforeEachHook = beforeEachHook;
  exports.beforeResolveHook = beforeResolveHook;
  exports.default = LifecycleHook;

  Object.defineProperty(exports, '__esModule', { value: true });

})));