@appzmonster/fetch-interceptor/BaseInterceptor.js

Fetch-interceptor is a JavaScript library to enable request interceptor feature on Fetch API. The library extends Fetch API and uses fluent API design to allow chaining of one or multiple request interceptors to a Fetch API request.

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = void 0;

function asyncGeneratorStep(gen, resolve, reject, _next, _throw, key, arg) { try { var info = gen[key](arg); var value = info.value; } catch (error) { reject(error); return; } if (info.done) { resolve(value); } else { Promise.resolve(value).then(_next, _throw); } }

function _asyncToGenerator(fn) { return function () { var self = this, args = arguments; return new Promise(function (resolve, reject) { var gen = fn.apply(self, args); function _next(value) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "next", value); } function _throw(err) { asyncGeneratorStep(gen, resolve, reject, _next, _throw, "throw", err); } _next(undefined); }); }; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }

var BaseInterceptor = /*#__PURE__*/function () {
  function BaseInterceptor() {
    _classCallCheck(this, BaseInterceptor);

    this._nextInterceptor = null;
  }

  _createClass(BaseInterceptor, [{
    key: "_setNextInterceptor",
    value: function _setNextInterceptor(interceptor) {
      this._nextInterceptor = interceptor;
      return;
    }
  }, {
    key: "fetch",
    value: function () {
      var _fetch = _asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee(resource, init) {
        return regeneratorRuntime.wrap(function _callee$(_context) {
          while (1) {
            switch (_context.prev = _context.next) {
              case 0:
                _context.next = 2;
                return this._nextInterceptor.invoke(resource, init);

              case 2:
                return _context.abrupt("return", _context.sent);

              case 3:
              case "end":
                return _context.stop();
            }
          }
        }, _callee, this);
      }));

      function fetch(_x, _x2) {
        return _fetch.apply(this, arguments);
      }

      return fetch;
    }()
  }, {
    key: "invoke",
    value: function () {
      var _invoke = _asyncToGenerator( /*#__PURE__*/regeneratorRuntime.mark(function _callee2(resource, init) {
        return regeneratorRuntime.wrap(function _callee2$(_context2) {
          while (1) {
            switch (_context2.prev = _context2.next) {
              case 0:
                throw new Error('Did not override intercept function to provide implementation');

              case 1:
              case "end":
                return _context2.stop();
            }
          }
        }, _callee2);
      }));

      function invoke(_x3, _x4) {
        return _invoke.apply(this, arguments);
      }

      return invoke;
    }()
  }]);

  return BaseInterceptor;
}();

var _default = BaseInterceptor;
exports["default"] = _default;