lyblog/wp-includes/js/dist/api-fetch.js

this["wp"] = this["wp"] || {}; this["wp"]["apiFetch"] =
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/***/ 1:
/***/ (function(module, exports) {

(function() { module.exports = this["wp"]["i18n"]; }());

/***/ }),

/***/ 10:
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "a", function() { return _defineProperty; });
function _defineProperty(obj, key, value) {
  if (key in obj) {
    Object.defineProperty(obj, key, {
      value: value,
      enumerable: true,
      configurable: true,
      writable: true
    });
  } else {
    obj[key] = value;
  }

  return obj;
}

/***/ }),

/***/ 20:
/***/ (function(module, exports, __webpack_require__) {

module.exports = __webpack_require__(47);


/***/ }),

/***/ 21:
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";

// CONCATENATED MODULE: ./node_modules/@babel/runtime/helpers/esm/objectWithoutPropertiesLoose.js
function _objectWithoutPropertiesLoose(source, excluded) {
  if (source == null) return {};
  var target = {};
  var sourceKeys = Object.keys(source);
  var key, i;

  for (i = 0; i < sourceKeys.length; i++) {
    key = sourceKeys[i];
    if (excluded.indexOf(key) >= 0) continue;
    target[key] = source[key];
  }

  return target;
}
// CONCATENATED MODULE: ./node_modules/@babel/runtime/helpers/esm/objectWithoutProperties.js
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "a", function() { return _objectWithoutProperties; });

function _objectWithoutProperties(source, excluded) {
  if (source == null) return {};
  var target = _objectWithoutPropertiesLoose(source, excluded);
  var key, i;

  if (Object.getOwnPropertySymbols) {
    var sourceSymbolKeys = Object.getOwnPropertySymbols(source);

    for (i = 0; i < sourceSymbolKeys.length; i++) {
      key = sourceSymbolKeys[i];
      if (excluded.indexOf(key) >= 0) continue;
      if (!Object.prototype.propertyIsEnumerable.call(source, key)) continue;
      target[key] = source[key];
    }
  }

  return target;
}

/***/ }),

/***/ 26:
/***/ (function(module, exports) {

(function() { module.exports = this["wp"]["url"]; }());

/***/ }),

/***/ 353:
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
__webpack_require__.r(__webpack_exports__);

// EXTERNAL MODULE: ./node_modules/@babel/runtime/helpers/esm/objectSpread.js
var objectSpread = __webpack_require__(7);

// EXTERNAL MODULE: ./node_modules/@babel/runtime/helpers/esm/objectWithoutProperties.js + 1 modules
var objectWithoutProperties = __webpack_require__(21);

// CONCATENATED MODULE: ./node_modules/@wordpress/api-fetch/build-module/middlewares/nonce.js


function createNonceMiddleware(nonce) {
  function middleware(options, next) {
    var _options$headers = options.headers,
        headers = _options$headers === void 0 ? {} : _options$headers; // If an 'X-WP-Nonce' header (or any case-insensitive variation
    // thereof) was specified, no need to add a nonce header.

    for (var headerName in headers) {
      if (headerName.toLowerCase() === 'x-wp-nonce') {
        return next(options);
      }
    }

    return next(Object(objectSpread["a" /* default */])({}, options, {
      headers: Object(objectSpread["a" /* default */])({}, headers, {
        'X-WP-Nonce': middleware.nonce
      })
    }));
  }

  middleware.nonce = nonce;
  return middleware;
}

/* harmony default export */ var middlewares_nonce = (createNonceMiddleware);

// CONCATENATED MODULE: ./node_modules/@wordpress/api-fetch/build-module/middlewares/namespace-endpoint.js


var namespace_endpoint_namespaceAndEndpointMiddleware = function namespaceAndEndpointMiddleware(options, next) {
  var path = options.path;
  var namespaceTrimmed, endpointTrimmed;

  if (typeof options.namespace === 'string' && typeof options.endpoint === 'string') {
    namespaceTrimmed = options.namespace.replace(/^\/|\/$/g, '');
    endpointTrimmed = options.endpoint.replace(/^\//, '');

    if (endpointTrimmed) {
      path = namespaceTrimmed + '/' + endpointTrimmed;
    } else {
      path = namespaceTrimmed;
    }
  }

  delete options.namespace;
  delete options.endpoint;
  return next(Object(objectSpread["a" /* default */])({}, options, {
    path: path
  }));
};

/* harmony default export */ var namespace_endpoint = (namespace_endpoint_namespaceAndEndpointMiddleware);

// CONCATENATED MODULE: ./node_modules/@wordpress/api-fetch/build-module/middlewares/root-url.js


/**
 * Internal dependencies
 */


var root_url_createRootURLMiddleware = function createRootURLMiddleware(rootURL) {
  return function (options, next) {
    return namespace_endpoint(options, function (optionsWithPath) {
      var url = optionsWithPath.url;
      var path = optionsWithPath.path;
      var apiRoot;

      if (typeof path === 'string') {
        apiRoot = rootURL;

        if (-1 !== rootURL.indexOf('?')) {
          path = path.replace('?', '&');
        }

        path = path.replace(/^\//, ''); // API root may already include query parameter prefix if site is
        // configured to use plain permalinks.

        if ('string' === typeof apiRoot && -1 !== apiRoot.indexOf('?')) {
          path = path.replace('?', '&');
        }

        url = apiRoot + path;
      }

      return next(Object(objectSpread["a" /* default */])({}, optionsWithPath, {
        url: url
      }));
    });
  };
};

/* harmony default export */ var root_url = (root_url_createRootURLMiddleware);

// CONCATENATED MODULE: ./node_modules/@wordpress/api-fetch/build-module/middlewares/preloading.js
var createPreloadingMiddleware = function createPreloadingMiddleware(preloadedData) {
  return function (options, next) {
    function getStablePath(path) {
      var splitted = path.split('?');
      var query = splitted[1];
      var base = splitted[0];

      if (!query) {
        return base;
      } // 'b=1&c=2&a=5'


      return base + '?' + query // [ 'b=1', 'c=2', 'a=5' ]
      .split('&') // [ [ 'b, '1' ], [ 'c', '2' ], [ 'a', '5' ] ]
      .map(function (entry) {
        return entry.split('=');
      }) // [ [ 'a', '5' ], [ 'b, '1' ], [ 'c', '2' ] ]
      .sort(function (a, b) {
        return a[0].localeCompare(b[0]);
      }) // [ 'a=5', 'b=1', 'c=2' ]
      .map(function (pair) {
        return pair.join('=');
      }) // 'a=5&b=1&c=2'
      .join('&');
    }

    var _options$parse = options.parse,
        parse = _options$parse === void 0 ? true : _options$parse;

    if (typeof options.path === 'string') {
      var method = options.method || 'GET';
      var path = getStablePath(options.path);

      if (parse && 'GET' === method && preloadedData[path]) {
        return Promise.resolve(preloadedData[path].body);
      } else if ('OPTIONS' === method && preloadedData[method] && preloadedData[method][path]) {
        return Promise.resolve(preloadedData[method][path]);
      }
    }

    return next(options);
  };
};

/* harmony default export */ var preloading = (createPreloadingMiddleware);

// EXTERNAL MODULE: ./node_modules/@babel/runtime/regenerator/index.js
var regenerator = __webpack_require__(20);
var regenerator_default = /*#__PURE__*/__webpack_require__.n(regenerator);

// EXTERNAL MODULE: ./node_modules/@babel/runtime/helpers/esm/asyncToGenerator.js
var asyncToGenerator = __webpack_require__(43);

// EXTERNAL MODULE: external {"this":["wp","url"]}
var external_this_wp_url_ = __webpack_require__(26);

// CONCATENATED MODULE: ./node_modules/@wordpress/api-fetch/build-module/middlewares/fetch-all-middleware.js





/**
 * WordPress dependencies
 */
 // Apply query arguments to both URL and Path, whichever is present.

var fetch_all_middleware_modifyQuery = function modifyQuery(_ref, queryArgs) {
  var path = _ref.path,
      url = _ref.url,
      options = Object(objectWithoutProperties["a" /* default */])(_ref, ["path", "url"]);

  return Object(objectSpread["a" /* default */])({}, options, {
    url: url && Object(external_this_wp_url_["addQueryArgs"])(url, queryArgs),
    path: path && Object(external_this_wp_url_["addQueryArgs"])(path, queryArgs)
  });
}; // Duplicates parsing functionality from apiFetch.


var parseResponse = function parseResponse(response) {
  return response.json ? response.json() : Promise.reject(response);
};

var parseLinkHeader = function parseLinkHeader(linkHeader) {
  if (!linkHeader) {
    return {};
  }

  var match = linkHeader.match(/<([^>]+)>; rel="next"/);
  return match ? {
    next: match[1]
  } : {};
};

var getNextPageUrl = function getNextPageUrl(response) {
  var _parseLinkHeader = parseLinkHeader(response.headers.get('link')),
      next = _parseLinkHeader.next;

  return next;
};

var requestContainsUnboundedQuery = function requestContainsUnboundedQuery(options) {
  var pathIsUnbounded = options.path && options.path.indexOf('per_page=-1') !== -1;
  var urlIsUnbounded = options.url && options.url.indexOf('per_page=-1') !== -1;
  return pathIsUnbounded || urlIsUnbounded;
}; // The REST API enforces an upper limit on the per_page option. To handle large
// collections, apiFetch consumers can pass `per_page=-1`; this middleware will
// then recursively assemble a full response array from all available pages.


var fetchAllMiddleware =
/*#__PURE__*/
function () {
  var _ref2 = Object(asyncToGenerator["a" /* default */])(
  /*#__PURE__*/
  regenerator_default.a.mark(function _callee(options, next) {
    var response, results, nextPage, mergedResults, nextResponse, nextResults;
    return regenerator_default.a.wrap(function _callee$(_context) {
      while (1) {
        switch (_context.prev = _context.next) {
          case 0:
            if (!(options.parse === false)) {
              _context.next = 2;
              break;
            }

            return _context.abrupt("return", next(options));

          case 2:
            if (requestContainsUnboundedQuery(options)) {
              _context.next = 4;
              break;
            }

            return _context.abrupt("return", next(options));

          case 4:
            _context.next = 6;
            return next(Object(objectSpread["a" /* default */])({}, fetch_all_middleware_modifyQuery(options, {
              per_page: 100
            }), {
              // Ensure headers are returned for page 1.
              parse: false
            }));

          case 6:
            response = _context.sent;
            _context.next = 9;
            return parseResponse(response);

          case 9:
            results = _context.sent;

            if (Array.isArray(results)) {
              _context.next = 12;
              break;
            }

            return _context.abrupt("return", results);

          case 12:
            nextPage = getNextPageUrl(response);

            if (nextPage) {
              _context.next = 15;
              break;
            }

            return _context.abrupt("return", results);

          case 15:
            // Iteratively fetch all remaining pages until no "next" header is found.
            mergedResults = [].concat(results);

          case 16:
            if (!nextPage) {
              _context.next = 27;
              break;
            }

            _context.next = 19;
            return next(Object(objectSpread["a" /* default */])({}, options, {
              // Ensure the URL for the next page is used instead of any provided path.
              path: undefined,
              url: nextPage,
              // Ensure we still get headers so we can identify the next page.
              parse: false
            }));

          case 19:
            nextResponse = _context.sent;
            _context.next = 22;
            return parseResponse(nextResponse);

          case 22:
            nextResults = _context.sent;
            mergedResults = mergedResults.concat(nextResults);
            nextPage = getNextPageUrl(nextResponse);
            _context.next = 16;
            break;

          case 27:
            return _context.abrupt("return", mergedResults);

          case 28:
          case "end":
            return _context.stop();
        }
      }
    }, _callee);
  }));

  return function fetchAllMiddleware(_x, _x2) {
    return _ref2.apply(this, arguments);
  };
}();

/* harmony default export */ var fetch_all_middleware = (fetchAllMiddleware);

// CONCATENATED MODULE: ./node_modules/@wordpress/api-fetch/build-module/middlewares/http-v1.js


/**
 * Set of HTTP methods which are eligible to be overridden.
 *
 * @type {Set}
 */
var OVERRIDE_METHODS = new Set(['PATCH', 'PUT', 'DELETE']);
/**
 * Default request method.
 *
 * "A request has an associated method (a method). Unless stated otherwise it
 * is `GET`."
 *
 * @see  https://fetch.spec.whatwg.org/#requests
 *
 * @type {string}
 */

var DEFAULT_METHOD = 'GET';
/**
 * API Fetch middleware which overrides the request method for HTTP v1
 * compatibility leveraging the REST API X-HTTP-Method-Override header.
 *
 * @param {Object}   options Fetch options.
 * @param {Function} next    [description]
 *
 * @return {*} The evaluated result of the remaining middleware chain.
 */

function httpV1Middleware(options, next) {
  var _options = options,
      _options$method = _options.method,
      method = _options$method === void 0 ? DEFAULT_METHOD : _options$method;

  if (OVERRIDE_METHODS.has(method.toUpperCase())) {
    options = Object(objectSpread["a" /* default */])({}, options, {
      headers: Object(objectSpread["a" /* default */])({}, options.headers, {
        'X-HTTP-Method-Override': method,
        'Content-Type': 'application/json'
      }),
      method: 'POST'
    });
  }

  return next(options, next);
}

/* harmony default export */ var http_v1 = (httpV1Middleware);

// CONCATENATED MODULE: ./node_modules/@wordpress/api-fetch/build-module/middlewares/user-locale.js
/**
 * WordPress dependencies
 */


function userLocaleMiddleware(options, next) {
  if (typeof options.url === 'string' && !Object(external_this_wp_url_["hasQueryArg"])(options.url, '_locale')) {
    options.url = Object(external_this_wp_url_["addQueryArgs"])(options.url, {
      _locale: 'user'
    });
  }

  if (typeof options.path === 'string' && !Object(external_this_wp_url_["hasQueryArg"])(options.path, '_locale')) {
    options.path = Object(external_this_wp_url_["addQueryArgs"])(options.path, {
      _locale: 'user'
    });
  }

  return next(options, next);
}

/* harmony default export */ var user_locale = (userLocaleMiddleware);

// EXTERNAL MODULE: external {"this":["wp","i18n"]}
var external_this_wp_i18n_ = __webpack_require__(1);

// CONCATENATED MODULE: ./node_modules/@wordpress/api-fetch/build-module/utils/response.js
/**
 * WordPress dependencies
 */

/**
 * Parses the apiFetch response.
 *
 * @param {Response} response
 * @param {boolean}  shouldParseResponse
 *
 * @return {Promise} Parsed response
 */

var response_parseResponse = function parseResponse(response) {
  var shouldParseResponse = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : true;

  if (shouldParseResponse) {
    if (response.status === 204) {
      return null;
    }

    return response.json ? response.json() : Promise.reject(response);
  }

  return response;
};

var response_parseJsonAndNormalizeError = function parseJsonAndNormalizeError(response) {
  var invalidJsonError = {
    code: 'invalid_json',
    message: Object(external_this_wp_i18n_["__"])('The response is not a valid JSON response.')
  };

  if (!response || !response.json) {
    throw invalidJsonError;
  }

  return response.json().catch(function () {
    throw invalidJsonError;
  });
};
/**
 * Parses the apiFetch response properly and normalize response errors.
 *
 * @param {Response} response
 * @param {boolean}  shouldParseResponse
 *
 * @return {Promise} Parsed response.
 */


var parseResponseAndNormalizeError = function parseResponseAndNormalizeError(response) {
  var shouldParseResponse = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : true;
  return Promise.resolve(response_parseResponse(response, shouldParseResponse)).catch(function (res) {
    return parseAndThrowError(res, shouldParseResponse);
  });
};
function parseAndThrowError(response) {
  var shouldParseResponse = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : true;

  if (!shouldParseResponse) {
    throw response;
  }

  return response_parseJsonAndNormalizeError(response).then(function (error) {
    var unknownError = {
      code: 'unknown_error',
      message: Object(external_this_wp_i18n_["__"])('An unknown error occurred.')
    };
    throw error || unknownError;
  });
}

// CONCATENATED MODULE: ./node_modules/@wordpress/api-fetch/build-module/middlewares/media-upload.js


/**
 * WordPress dependencies
 */

/**
 * Internal dependencies
 */


/**
 * Middleware handling media upload failures and retries.
 *
 * @param {Object}   options Fetch options.
 * @param {Function} next    [description]
 *
 * @return {*} The evaluated result of the remaining middleware chain.
 */

function mediaUploadMiddleware(options, next) {
  var isMediaUploadRequest = options.path && options.path.indexOf('/wp/v2/media') !== -1 || options.url && options.url.indexOf('/wp/v2/media') !== -1;

  if (!isMediaUploadRequest) {
    return next(options, next);
  }

  var retries = 0;
  var maxRetries = 5;

  var postProcess = function postProcess(attachmentId) {
    retries++;
    return next({
      path: "/wp/v2/media/".concat(attachmentId, "/post-process"),
      method: 'POST',
      data: {
        action: 'create-image-subsizes'
      },
      parse: false
    }).catch(function () {
      if (retries < maxRetries) {
        return postProcess(attachmentId);
      }

      next({
        path: "/wp/v2/media/".concat(attachmentId, "?force=true"),
        method: 'DELETE'
      });
      return Promise.reject();
    });
  };

  return next(Object(objectSpread["a" /* default */])({}, options, {
    parse: false
  })).catch(function (response) {
    var attachmentId = response.headers.get('x-wp-upload-attachment-id');

    if (response.status >= 500 && response.status < 600 && attachmentId) {
      return postProcess(attachmentId).catch(function () {
        if (options.parse !== false) {
          return Promise.reject({
            code: 'post_process',
            message: Object(external_this_wp_i18n_["__"])('Media upload failed. If this is a photo or a large image, please scale it down and try again.')
          });
        }

        return Promise.reject(response);
      });
    }

    return parseAndThrowError(response, options.parse);
  }).then(function (response) {
    return parseResponseAndNormalizeError(response, options.parse);
  });
}

/* harmony default export */ var media_upload = (mediaUploadMiddleware);

// CONCATENATED MODULE: ./node_modules/@wordpress/api-fetch/build-module/index.js



/**
 * Internal dependencies
 */









/**
 * Default set of header values which should be sent with every request unless
 * explicitly provided through apiFetch options.
 *
 * @type {Object}
 */

var DEFAULT_HEADERS = {
  // The backend uses the Accept header as a condition for considering an
  // incoming request as a REST request.
  //
  // See: https://core.trac.wordpress.org/ticket/44534
  Accept: 'application/json, */*;q=0.1'
};
/**
 * Default set of fetch option values which should be sent with every request
 * unless explicitly provided through apiFetch options.
 *
 * @type {Object}
 */

var DEFAULT_OPTIONS = {
  credentials: 'include'
};
var middlewares = [user_locale, namespace_endpoint, http_v1, fetch_all_middleware];

function registerMiddleware(middleware) {
  middlewares.unshift(middleware);
}

var checkStatus = function checkStatus(response) {
  if (response.status >= 200 && response.status < 300) {
    return response;
  }

  throw response;
};

var build_module_defaultFetchHandler = function defaultFetchHandler(nextOptions) {
  var url = nextOptions.url,
      path = nextOptions.path,
      data = nextOptions.data,
      _nextOptions$parse = nextOptions.parse,
      parse = _nextOptions$parse === void 0 ? true : _nextOptions$parse,
      remainingOptions = Object(objectWithoutProperties["a" /* default */])(nextOptions, ["url", "path", "data", "parse"]);

  var body = nextOptions.body,
      headers = nextOptions.headers; // Merge explicitly-provided headers with default values.

  headers = Object(objectSpread["a" /* default */])({}, DEFAULT_HEADERS, headers); // The `data` property is a shorthand for sending a JSON body.

  if (data) {
    body = JSON.stringify(data);
    headers['Content-Type'] = 'application/json';
  }

  var responsePromise = window.fetch(url || path, Object(objectSpread["a" /* default */])({}, DEFAULT_OPTIONS, remainingOptions, {
    body: body,
    headers: headers
  }));
  return responsePromise.then(checkStatus).catch(function (response) {
    return parseAndThrowError(response, parse);
  }).then(function (response) {
    return parseResponseAndNormalizeError(response, parse);
  });
};

var fetchHandler = build_module_defaultFetchHandler;
/**
 * Defines a custom fetch handler for making the requests that will override
 * the default one using window.fetch
 *
 * @param {Function} newFetchHandler The new fetch handler
 */

function setFetchHandler(newFetchHandler) {
  fetchHandler = newFetchHandler;
}

function apiFetch(options) {
  var steps = [].concat(middlewares, [fetchHandler]);

  var createRunStep = function createRunStep(index) {
    return function (workingOptions) {
      var step = steps[index];

      if (index === steps.length - 1) {
        return step(workingOptions);
      }

      var next = createRunStep(index + 1);
      return step(workingOptions, next);
    };
  };

  return new Promise(function (resolve, reject) {
    createRunStep(0)(options).then(resolve).catch(function (error) {
      if (error.code !== 'rest_cookie_invalid_nonce') {
        return reject(error);
      } // If the nonce is invalid, refresh it and try again.


      window.fetch(apiFetch.nonceEndpoint).then(checkStatus).then(function (data) {
        return data.text();
      }).then(function (text) {
        apiFetch.nonceMiddleware.nonce = text;
        apiFetch(options).then(resolve).catch(reject);
      }).catch(reject);
    });
  });
}

apiFetch.use = registerMiddleware;
apiFetch.setFetchHandler = setFetchHandler;
apiFetch.createNonceMiddleware = middlewares_nonce;
apiFetch.createPreloadingMiddleware = preloading;
apiFetch.createRootURLMiddleware = root_url;
apiFetch.fetchAllMiddleware = fetch_all_middleware;
apiFetch.mediaUploadMiddleware = media_upload;
/* harmony default export */ var build_module = __webpack_exports__["default"] = (apiFetch);


/***/ }),

/***/ 43:
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "a", function() { return _asyncToGenerator; });
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);
    });
  };
}

/***/ }),

/***/ 47:
/***/ (function(module, exports, __webpack_require__) {

/**
 * Copyright (c) 2014-present, Facebook, Inc.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */

var runtime = (function (exports) {
  "use strict";

  var Op = Object.prototype;
  var hasOwn = Op.hasOwnProperty;
  var undefined; // More compressible than void 0.
  var $Symbol = typeof Symbol === "function" ? Symbol : {};
  var iteratorSymbol = $Symbol.iterator || "@@iterator";
  var asyncIteratorSymbol = $Symbol.asyncIterator || "@@asyncIterator";
  var toStringTagSymbol = $Symbol.toStringTag || "@@toStringTag";

  function wrap(innerFn, outerFn, self, tryLocsList) {
    // If outerFn provided and outerFn.prototype is a Generator, then outerFn.prototype instanceof Generator.
    var protoGenerator = outerFn && outerFn.prototype instanceof Generator ? outerFn : Generator;
    var generator = Object.create(protoGenerator.prototype);
    var context = new Context(tryLocsList || []);

    // The ._invoke method unifies the implementations of the .next,
    // .throw, and .return methods.
    generator._invoke = makeInvokeMethod(innerFn, self, context);

    return generator;
  }
  exports.wrap = wrap;

  // Try/catch helper to minimize deoptimizations. Returns a completion
  // record like context.tryEntries[i].completion. This interface could
  // have been (and was previously) designed to take a closure to be
  // invoked without arguments, but in all the cases we care about we
  // already have an existing method we want to call, so there's no need
  // to create a new function object. We can even get away with assuming
  // the method takes exactly one argument, since that happens to be true
  // in every case, so we don't have to touch the arguments object. The
  // only additional allocation required is the completion record, which
  // has a stable shape and so hopefully should be cheap to allocate.
  function tryCatch(fn, obj, arg) {
    try {
      return { type: "normal", arg: fn.call(obj, arg) };
    } catch (err) {
      return { type: "throw", arg: err };
    }
  }

  var GenStateSuspendedStart = "suspendedStart";
  var GenStateSuspendedYield = "suspendedYield";
  var GenStateExecuting = "executing";
  var GenStateCompleted = "completed";

  // Returning this object from the innerFn has the same effect as
  // breaking out of the dispatch switch statement.
  var ContinueSentinel = {};

  // Dummy constructor functions that we use as the .constructor and
  // .constructor.prototype properties for functions that return Generator
  // objects. For full spec compliance, you may wish to configure your
  // minifier not to mangle the names of these two functions.
  function Generator() {}
  function GeneratorFunction() {}
  function GeneratorFunctionPrototype() {}

  // This is a polyfill for %IteratorPrototype% for environments that
  // don't natively support it.
  var IteratorPrototype = {};
  IteratorPrototype[iteratorSymbol] = function () {
    return this;
  };

  var getProto = Object.getPrototypeOf;
  var NativeIteratorPrototype = getProto && getProto(getProto(values([])));
  if (NativeIteratorPrototype &&
      NativeIteratorPrototype !== Op &&
      hasOwn.call(NativeIteratorPrototype, iteratorSymbol)) {
    // This environment has a native %IteratorPrototype%; use it instead
    // of the polyfill.
    IteratorPrototype = NativeIteratorPrototype;
  }

  var Gp = GeneratorFunctionPrototype.prototype =
    Generator.prototype = Object.create(IteratorPrototype);
  GeneratorFunction.prototype = Gp.constructor = GeneratorFunctionPrototype;
  GeneratorFunctionPrototype.constructor = GeneratorFunction;
  GeneratorFunctionPrototype[toStringTagSymbol] =
    GeneratorFunction.displayName = "GeneratorFunction";

  // Helper for defining the .next, .throw, and .return methods of the
  // Iterator interface in terms of a single ._invoke method.
  function defineIteratorMethods(prototype) {
    ["next", "throw", "return"].forEach(function(method) {
      prototype[method] = function(arg) {
        return this._invoke(method, arg);
      };
    });
  }

  exports.isGeneratorFunction = function(genFun) {
    var ctor = typeof genFun === "function" && genFun.constructor;
    return ctor
      ? ctor === GeneratorFunction ||
        // For the native GeneratorFunction constructor, the best we can
        // do is to check its .name property.
        (ctor.displayName || ctor.name) === "GeneratorFunction"
      : false;
  };

  exports.mark = function(genFun) {
    if (Object.setPrototypeOf) {
      Object.setPrototypeOf(genFun, GeneratorFunctionPrototype);
    } else {
      genFun.__proto__ = GeneratorFunctionPrototype;
      if (!(toStringTagSymbol in genFun)) {
        genFun[toStringTagSymbol] = "GeneratorFunction";
      }
    }
    genFun.prototype = Object.create(Gp);
    return genFun;
  };

  // Within the body of any async function, `await x` is transformed to
  // `yield regeneratorRuntime.awrap(x)`, so that the runtime can test
  // `hasOwn.call(value, "__await")` to determine if the yielded value is
  // meant to be awaited.
  exports.awrap = function(arg) {
    return { __await: arg };
  };

  function AsyncIterator(generator) {
    function invoke(method, arg, resolve, reject) {
      var record = tryCatch(generator[method], generator, arg);
      if (record.type === "throw") {
        reject(record.arg);
      } else {
        var result = record.arg;
        var value = result.value;
        if (value &&
            typeof value === "object" &&
            hasOwn.call(value, "__await")) {
          return Promise.resolve(value.__await).then(function(value) {
            invoke("next", value, resolve, reject);
          }, function(err) {
            invoke("throw", err, resolve, reject);
          });
        }

        return Promise.resolve(value).then(function(unwrapped) {
          // When a yielded Promise is resolved, its final value becomes
          // the .value of the Promise<{value,done}> result for the
          // current iteration.
          result.value = unwrapped;
          resolve(result);
        }, function(error) {
          // If a rejected Promise was yielded, throw the rejection back
          // into the async generator function so it can be handled there.
          return invoke("throw", error, resolve, reject);
        });
      }
    }

    var previousPromise;

    function enqueue(method, arg) {
      function callInvokeWithMethodAndArg() {
        return new Promise(function(resolve, reject) {
          invoke(method, arg, resolve, reject);
        });
      }

      return previousPromise =
        // If enqueue has been called before, then we want to wait until
        // all previous Promises have been resolved before calling invoke,
        // so that results are always delivered in the correct order. If
        // enqueue has not been called before, then it is important to
        // call invoke immediately, without waiting on a callback to fire,
        // so that the async generator function has the opportunity to do
        // any necessary setup in a predictable way. This predictability
        // is why the Promise constructor synchronously invokes its
        // executor callback, and why async functions synchronously
        // execute code before the first await. Since we implement simple
        // async functions in terms of async generators, it is especially
        // important to get this right, even though it requires care.
        previousPromise ? previousPromise.then(
          callInvokeWithMethodAndArg,
          // Avoid propagating failures to Promises returned by later
          // invocations of the iterator.
          callInvokeWithMethodAndArg
        ) : callInvokeWithMethodAndArg();
    }

    // Define the unified helper method that is used to implement .next,
    // .throw, and .return (see defineIteratorMethods).
    this._invoke = enqueue;
  }

  defineIteratorMethods(AsyncIterator.prototype);
  AsyncIterator.prototype[asyncIteratorSymbol] = function () {
    return this;
  };
  exports.AsyncIterator = AsyncIterator;

  // Note that simple async functions are implemented on top of
  // AsyncIterator objects; they just return a Promise for the value of
  // the final result produced by the iterator.
  exports.async = function(innerFn, outerFn, self, tryLocsList) {
    var iter = new AsyncIterator(
      wrap(innerFn, outerFn, self, tryLocsList)
    );

    return exports.isGeneratorFunction(outerFn)
      ? iter // If outerFn is a generator, return the full iterator.
      : iter.next().then(function(result) {
          return result.done ? result.value : iter.next();
        });
  };

  function makeInvokeMethod(innerFn, self, context) {
    var state = GenStateSuspendedStart;

    return function invoke(method, arg) {
      if (state === GenStateExecuting) {
        throw new Error("Generator is already running");
      }

      if (state === GenStateCompleted) {
        if (method === "throw") {
          throw arg;
        }

        // Be forgiving, per 25.3.3.3.3 of the spec:
        // https://people.mozilla.org/~jorendorff/es6-draft.html#sec-generatorresume
        return doneResult();
      }

      context.method = method;
      context.arg = arg;

      while (true) {
        var delegate = context.delegate;
        if (delegate) {
          var delegateResult = maybeInvokeDelegate(delegate, context);
          if (delegateResult) {
            if (delegateResult === ContinueSentinel) continue;
            return delegateResult;
          }
        }

        if (context.method === "next") {
          // Setting context._sent for legacy support of Babel's
          // function.sent implementation.
          context.sent = context._sent = context.arg;

        } else if (context.method === "throw") {
          if (state === GenStateSuspendedStart) {
            state = GenStateCompleted;
            throw context.arg;
          }

          context.dispatchException(context.arg);

        } else if (context.method === "return") {
          context.abrupt("return", context.arg);
        }

        state = GenStateExecuting;

        var record = tryCatch(innerFn, self, context);
        if (record.type === "normal") {
          // If an exception is thrown from innerFn, we leave state ===
          // GenStateExecuting and loop back for another invocation.
          state = context.done
            ? GenStateCompleted
            : GenStateSuspendedYield;

          if (record.arg === ContinueSentinel) {
            continue;
          }

          return {
            value: record.arg,
            done: context.done
          };

        } else if (record.type === "throw") {
          state = GenStateCompleted;
          // Dispatch the exception by looping back around to the
          // context.dispatchException(context.arg) call above.
          context.method = "throw";
          context.arg = record.arg;
        }
      }
    };
  }

  // Call delegate.iterator[context.method](context.arg) and handle the
  // result, either by returning a { value, done } result from the
  // delegate iterator, or by modifying context.method and context.arg,
  // setting context.delegate to null, and returning the ContinueSentinel.
  function maybeInvokeDelegate(delegate, context) {
    var method = delegate.iterator[context.method];
    if (method === undefined) {
      // A .throw or .return when the delegate iterator has no .throw
      // method always terminates the yield* loop.
      context.delegate = null;

      if (context.method === "throw") {
        // Note: ["return"] must be used for ES3 parsing compatibility.
        if (delegate.iterator["return"]) {
          // If the delegate iterator has a return method, give it a
          // chance to clean up.
          context.method = "return";
          context.arg = undefined;
          maybeInvokeDelegate(delegate, context);

          if (context.method === "throw") {
            // If maybeInvokeDelegate(context) changed context.method from
            // "return" to "throw", let that override the TypeError below.
            return ContinueSentinel;
          }
        }

        context.method = "throw";
        context.arg = new TypeError(
          "The iterator does not provide a 'throw' method");
      }

      return ContinueSentinel;
    }

    var record = tryCatch(method, delegate.iterator, context.arg);

    if (record.type === "throw") {
      context.method = "throw";
      context.arg = record.arg;
      context.delegate = null;
      return ContinueSentinel;
    }

    var info = record.arg;

    if (! info) {
      context.method = "throw";
      context.arg = new TypeError("iterator result is not an object");
      context.delegate = null;
      return ContinueSentinel;
    }

    if (info.done) {
      // Assign the result of the finished delegate to the temporary
      // variable specified by delegate.resultName (see delegateYield).
      context[delegate.resultName] = info.value;

      // Resume execution at the desired location (see delegateYield).
      context.next = delegate.nextLoc;

      // If context.method was "throw" but the delegate handled the
      // exception, let the outer generator proceed normally. If
      // context.method was "next", forget context.arg since it has been
      // "consumed" by the delegate iterator. If context.method was
      // "return", allow the original .return call to continue in the
      // outer generator.
      if (context.method !== "return") {
        context.method = "next";
        context.arg = undefined;
      }

    } else {
      // Re-yield the result returned by the delegate method.
      return info;
    }

    // The delegate iterator is finished, so forget it and continue with
    // the outer generator.
    context.delegate = null;
    return ContinueSentinel;
  }

  // Define Generator.prototype.{next,throw,return} in terms of the
  // unified ._invoke helper method.
  defineIteratorMethods(Gp);

  Gp[toStringTagSymbol] = "Generator";

  // A Generator should always return itself as the iterator object when the
  // @@iterator function is called on it. Some browsers' implementations of the
  // iterator prototype chain incorrectly implement this, causing the Generator
  // object to not be returned from this call. This ensures that doesn't happen.
  // See https://github.com/facebook/regenerator/issues/274 for more details.
  Gp[iteratorSymbol] = function() {
    return this;
  };

  Gp.toString = function() {
    return "[object Generator]";
  };

  function pushTryEntry(locs) {
    var entry = { tryLoc: locs[0] };

    if (1 in locs) {
      entry.catchLoc = locs[1];
    }

    if (2 in locs) {
      entry.finallyLoc = locs[2];
      entry.afterLoc = locs[3];
    }

    this.tryEntries.push(entry);
  }

  function resetTryEntry(entry) {
    var record = entry.completion || {};
    record.type = "normal";
    delete record.arg;
    entry.completion = record;
  }

  function Context(tryLocsList) {
    // The root entry object (effectively a try statement without a catch
    // or a finally block) gives us a place to store values thrown from
    // locations where there is no enclosing try statement.
    this.tryEntries = [{ tryLoc: "root" }];
    tryLocsList.forEach(pushTryEntry, this);
    this.reset(true);
  }

  exports.keys = function(object) {
    var keys = [];
    for (var key in object) {
      keys.push(key);
    }
    keys.reverse();

    // Rather than returning an object with a next method, we keep
    // things simple and return the next function itself.
    return function next() {
      while (keys.length) {
        var key = keys.pop();
        if (key in object) {
          next.value = key;
          next.done = false;
          return next;
        }
      }

      // To avoid creating an additional object, we just hang the .value
      // and .done properties off the next function object itself. This
      // also ensures that the minifier will not anonymize the function.
      next.done = true;
      return next;
    };
  };

  function values(iterable) {
    if (iterable) {
      var iteratorMethod = iterable[iteratorSymbol];
      if (iteratorMethod) {
        return iteratorMethod.call(iterable);
      }

      if (typeof iterable.next === "function") {
        return iterable;
      }

      if (!isNaN(iterable.length)) {
        var i = -1, next = function next() {
          while (++i < iterable.length) {
            if (hasOwn.call(iterable, i)) {
              next.value = iterable[i];
              next.done = false;
              return next;
            }
          }

          next.value = undefined;
          next.done = true;

          return next;
        };

        return next.next = next;
      }
    }

    // Return an iterator with no values.
    return { next: doneResult };
  }
  exports.values = values;

  function doneResult() {
    return { value: undefined, done: true };
  }

  Context.prototype = {
    constructor: Context,

    reset: function(skipTempReset) {
      this.prev = 0;
      this.next = 0;
      // Resetting context._sent for legacy support of Babel's
      // function.sent implementation.
      this.sent = this._sent = undefined;
      this.done = false;
      this.delegate = null;

      this.method = "next";
      this.arg = undefined;

      this.tryEntries.forEach(resetTryEntry);

      if (!skipTempReset) {
        for (var name in this) {
          // Not sure about the optimal order of these conditions:
          if (name.charAt(0) === "t" &&
              hasOwn.call(this, name) &&
              !isNaN(+name.slice(1))) {
            this[name] = undefined;
          }
        }
      }
    },

    stop: function() {
      this.done = true;

      var rootEntry = this.tryEntries[0];
      var rootRecord = rootEntry.completion;
      if (rootRecord.type === "throw") {
        throw rootRecord.arg;
      }

      return this.rval;
    },

    dispatchException: function(exception) {
      if (this.done) {
        throw exception;
      }

      var context = this;
      function handle(loc, caught) {
        record.type = "throw";
        record.arg = exception;
        context.next = loc;

        if (caught) {
          // If the dispatched exception was caught by a catch block,
          // then let that catch block handle the exception normally.
          context.method = "next";
          context.arg = undefined;
        }

        return !! caught;
      }

      for (var i = this.tryEntries.length - 1; i >= 0; --i) {
        var entry = this.tryEntries[i];
        var record = entry.completion;

        if (entry.tryLoc === "root") {
          // Exception thrown outside of any try block that could handle
          // it, so set the completion value of the entire function to
          // throw the exception.
          return handle("end");
        }

        if (entry.tryLoc <= this.prev) {
          var hasCatch = hasOwn.call(entry, "catchLoc");
          var hasFinally = hasOwn.call(entry, "finallyLoc");

          if (hasCatch && hasFinally) {
            if (this.prev < entry.catchLoc) {
              return handle(entry.catchLoc, true);
            } else if (this.prev < entry.finallyLoc) {
              return handle(entry.finallyLoc);
            }

          } else if (hasCatch) {
            if (this.prev < entry.catchLoc) {
              return handle(entry.catchLoc, true);
            }

          } else if (hasFinally) {
            if (this.prev < entry.finallyLoc) {
              return handle(entry.finallyLoc);
            }

          } else {
            throw new Error("try statement without catch or finally");
          }
        }
      }
    },

    abrupt: function(type, arg) {
      for (var i = this.tryEntries.length - 1; i >= 0; --i) {
        var entry = this.tryEntries[i];
        if (entry.tryLoc <= this.prev &&
            hasOwn.call(entry, "finallyLoc") &&
            this.prev < entry.finallyLoc) {
          var finallyEntry = entry;
          break;
        }
      }

      if (finallyEntry &&
          (type === "break" ||
           type === "continue") &&
          finallyEntry.tryLoc <= arg &&
          arg <= finallyEntry.finallyLoc) {
        // Ignore the finally entry if control is not jumping to a
        // location outside the try/catch block.
        finallyEntry = null;
      }

      var record = finallyEntry ? finallyEntry.completion : {};
      record.type = type;
      record.arg = arg;

      if (finallyEntry) {
        this.method = "next";
        this.next = finallyEntry.finallyLoc;
        return ContinueSentinel;
      }

      return this.complete(record);
    },

    complete: function(record, afterLoc) {
      if (record.type === "throw") {
        throw record.arg;
      }

      if (record.type === "break" ||
          record.type === "continue") {
        this.next = record.arg;
      } else if (record.type === "return") {
        this.rval = this.arg = record.arg;
        this.method = "return";
        this.next = "end";
      } else if (record.type === "normal" && afterLoc) {
        this.next = afterLoc;
      }

      return ContinueSentinel;
    },

    finish: function(finallyLoc) {
      for (var i = this.tryEntries.length - 1; i >= 0; --i) {
        var entry = this.tryEntries[i];
        if (entry.finallyLoc === finallyLoc) {
          this.complete(entry.completion, entry.afterLoc);
          resetTryEntry(entry);
          return ContinueSentinel;
        }
      }
    },

    "catch": function(tryLoc) {
      for (var i = this.tryEntries.length - 1; i >= 0; --i) {
        var entry = this.tryEntries[i];
        if (entry.tryLoc === tryLoc) {
          var record = entry.completion;
          if (record.type === "throw") {
            var thrown = record.arg;
            resetTryEntry(entry);
          }
          return thrown;
        }
      }

      // The context.catch method must only be called with a location
      // argument that corresponds to a known catch block.
      throw new Error("illegal catch attempt");
    },

    delegateYield: function(iterable, resultName, nextLoc) {
      this.delegate = {
        iterator: values(iterable),
        resultName: resultName,
        nextLoc: nextLoc
      };

      if (this.method === "next") {
        // Deliberately forget the last sent value so that we don't
        // accidentally pass it on to the delegate.
        this.arg = undefined;
      }

      return ContinueSentinel;
    }
  };

  // Regardless of whether this script is executing as a CommonJS module
  // or not, return the runtime object so that we can declare the variable
  // regeneratorRuntime in the outer scope, which allows this module to be
  // injected easily by `bin/regenerator --include-runtime script.js`.
  return exports;

}(
  // If this script is executing as a CommonJS module, use module.exports
  // as the regeneratorRuntime namespace. Otherwise create a new empty
  // object. Either way, the resulting object will be used to initialize
  // the regeneratorRuntime variable at the top of this file.
   true ? module.exports : undefined
));

try {
  regeneratorRuntime = runtime;
} catch (accidentalStrictMode) {
  // This module should not be running in strict mode, so the above
  // assignment should always work unless something is misconfigured. Just
  // in case runtime.js accidentally runs in strict mode, we can escape
  // strict mode using a global Function call. This could conceivably fail
  // if a Content Security Policy forbids using Function, but in that case
  // the proper solution is to fix the accidental strict mode problem. If
  // you've misconfigured your bundler to force strict mode and applied a
  // CSP to forbid Function, and you're not willing to fix either of those
  // problems, please detail your unique predicament in a GitHub issue.
  Function("r", "regeneratorRuntime = r")(runtime);
}


/***/ }),

/***/ 7:
/***/ (function(module, __webpack_exports__, __webpack_require__) {

"use strict";
/* harmony export (binding) */ __webpack_require__.d(__webpack_exports__, "a", function() { return _objectSpread; });
/* harmony import */ var _defineProperty__WEBPACK_IMPORTED_MODULE_0__ = __webpack_require__(10);

function _objectSpread(target) {
  for (var i = 1; i < arguments.length; i++) {
    var source = arguments[i] != null ? arguments[i] : {};
    var ownKeys = Object.keys(source);

    if (typeof Object.getOwnPropertySymbols === 'function') {
      ownKeys = ownKeys.concat(Object.getOwnPropertySymbols(source).filter(function (sym) {
        return Object.getOwnPropertyDescriptor(source, sym).enumerable;
      }));
    }

    ownKeys.forEach(function (key) {
      Object(_defineProperty__WEBPACK_IMPORTED_MODULE_0__[/* default */ "a"])(target, key, source[key]);
    });
  }

  return target;
}

/***/ })

/******/ })["default"];