fetch-mock/esm/client.js

var commonjsGlobal = typeof globalThis !== 'undefined' ? globalThis : typeof window !== 'undefined' ? window : typeof global !== 'undefined' ? global : typeof self !== 'undefined' ? self : {};

function unwrapExports (x) {
	return x && x.__esModule && Object.prototype.hasOwnProperty.call(x, 'default') ? x['default'] : x;
}

function createCommonjsModule(fn, module) {
	return module = { exports: {} }, fn(module, module.exports), module.exports;
}

/**
 * Helpers.
 */

var s = 1000;
var m = s * 60;
var h = m * 60;
var d = h * 24;
var w = d * 7;
var y = d * 365.25;

/**
 * Parse or format the given `val`.
 *
 * Options:
 *
 *  - `long` verbose formatting [false]
 *
 * @param {String|Number} val
 * @param {Object} [options]
 * @throws {Error} throw an error if val is not a non-empty string or a number
 * @return {String|Number}
 * @api public
 */

var ms = function(val, options) {
  options = options || {};
  var type = typeof val;
  if (type === 'string' && val.length > 0) {
    return parse(val);
  } else if (type === 'number' && isFinite(val)) {
    return options.long ? fmtLong(val) : fmtShort(val);
  }
  throw new Error(
    'val is not a non-empty string or a valid number. val=' +
      JSON.stringify(val)
  );
};

/**
 * Parse the given `str` and return milliseconds.
 *
 * @param {String} str
 * @return {Number}
 * @api private
 */

function parse(str) {
  str = String(str);
  if (str.length > 100) {
    return;
  }
  var match = /^(-?(?:\d+)?\.?\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|weeks?|w|years?|yrs?|y)?$/i.exec(
    str
  );
  if (!match) {
    return;
  }
  var n = parseFloat(match[1]);
  var type = (match[2] || 'ms').toLowerCase();
  switch (type) {
    case 'years':
    case 'year':
    case 'yrs':
    case 'yr':
    case 'y':
      return n * y;
    case 'weeks':
    case 'week':
    case 'w':
      return n * w;
    case 'days':
    case 'day':
    case 'd':
      return n * d;
    case 'hours':
    case 'hour':
    case 'hrs':
    case 'hr':
    case 'h':
      return n * h;
    case 'minutes':
    case 'minute':
    case 'mins':
    case 'min':
    case 'm':
      return n * m;
    case 'seconds':
    case 'second':
    case 'secs':
    case 'sec':
    case 's':
      return n * s;
    case 'milliseconds':
    case 'millisecond':
    case 'msecs':
    case 'msec':
    case 'ms':
      return n;
    default:
      return undefined;
  }
}

/**
 * Short format for `ms`.
 *
 * @param {Number} ms
 * @return {String}
 * @api private
 */

function fmtShort(ms) {
  var msAbs = Math.abs(ms);
  if (msAbs >= d) {
    return Math.round(ms / d) + 'd';
  }
  if (msAbs >= h) {
    return Math.round(ms / h) + 'h';
  }
  if (msAbs >= m) {
    return Math.round(ms / m) + 'm';
  }
  if (msAbs >= s) {
    return Math.round(ms / s) + 's';
  }
  return ms + 'ms';
}

/**
 * Long format for `ms`.
 *
 * @param {Number} ms
 * @return {String}
 * @api private
 */

function fmtLong(ms) {
  var msAbs = Math.abs(ms);
  if (msAbs >= d) {
    return plural(ms, msAbs, d, 'day');
  }
  if (msAbs >= h) {
    return plural(ms, msAbs, h, 'hour');
  }
  if (msAbs >= m) {
    return plural(ms, msAbs, m, 'minute');
  }
  if (msAbs >= s) {
    return plural(ms, msAbs, s, 'second');
  }
  return ms + ' ms';
}

/**
 * Pluralization helper.
 */

function plural(ms, msAbs, n, name) {
  var isPlural = msAbs >= n * 1.5;
  return Math.round(ms / n) + ' ' + name + (isPlural ? 's' : '');
}

/**
 * This is the common logic for both the Node.js and web browser
 * implementations of `debug()`.
 */

function setup(env) {
	createDebug.debug = createDebug;
	createDebug.default = createDebug;
	createDebug.coerce = coerce;
	createDebug.disable = disable;
	createDebug.enable = enable;
	createDebug.enabled = enabled;
	createDebug.humanize = ms;

	Object.keys(env).forEach(key => {
		createDebug[key] = env[key];
	});

	/**
	* Active `debug` instances.
	*/
	createDebug.instances = [];

	/**
	* The currently active debug mode names, and names to skip.
	*/

	createDebug.names = [];
	createDebug.skips = [];

	/**
	* Map of special "%n" handling functions, for the debug "format" argument.
	*
	* Valid key names are a single, lower or upper-case letter, i.e. "n" and "N".
	*/
	createDebug.formatters = {};

	/**
	* Selects a color for a debug namespace
	* @param {String} namespace The namespace string for the for the debug instance to be colored
	* @return {Number|String} An ANSI color code for the given namespace
	* @api private
	*/
	function selectColor(namespace) {
		let hash = 0;

		for (let i = 0; i < namespace.length; i++) {
			hash = ((hash << 5) - hash) + namespace.charCodeAt(i);
			hash |= 0; // Convert to 32bit integer
		}

		return createDebug.colors[Math.abs(hash) % createDebug.colors.length];
	}
	createDebug.selectColor = selectColor;

	/**
	* Create a debugger with the given `namespace`.
	*
	* @param {String} namespace
	* @return {Function}
	* @api public
	*/
	function createDebug(namespace) {
		let prevTime;

		function debug(...args) {
			// Disabled?
			if (!debug.enabled) {
				return;
			}

			const self = debug;

			// Set `diff` timestamp
			const curr = Number(new Date());
			const ms = curr - (prevTime || curr);
			self.diff = ms;
			self.prev = prevTime;
			self.curr = curr;
			prevTime = curr;

			args[0] = createDebug.coerce(args[0]);

			if (typeof args[0] !== 'string') {
				// Anything else let's inspect with %O
				args.unshift('%O');
			}

			// Apply any `formatters` transformations
			let index = 0;
			args[0] = args[0].replace(/%([a-zA-Z%])/g, (match, format) => {
				// If we encounter an escaped % then don't increase the array index
				if (match === '%%') {
					return match;
				}
				index++;
				const formatter = createDebug.formatters[format];
				if (typeof formatter === 'function') {
					const val = args[index];
					match = formatter.call(self, val);

					// Now we need to remove `args[index]` since it's inlined in the `format`
					args.splice(index, 1);
					index--;
				}
				return match;
			});

			// Apply env-specific formatting (colors, etc.)
			createDebug.formatArgs.call(self, args);

			const logFn = self.log || createDebug.log;
			logFn.apply(self, args);
		}

		debug.namespace = namespace;
		debug.enabled = createDebug.enabled(namespace);
		debug.useColors = createDebug.useColors();
		debug.color = selectColor(namespace);
		debug.destroy = destroy;
		debug.extend = extend;
		// Debug.formatArgs = formatArgs;
		// debug.rawLog = rawLog;

		// env-specific initialization logic for debug instances
		if (typeof createDebug.init === 'function') {
			createDebug.init(debug);
		}

		createDebug.instances.push(debug);

		return debug;
	}

	function destroy() {
		const index = createDebug.instances.indexOf(this);
		if (index !== -1) {
			createDebug.instances.splice(index, 1);
			return true;
		}
		return false;
	}

	function extend(namespace, delimiter) {
		const newDebug = createDebug(this.namespace + (typeof delimiter === 'undefined' ? ':' : delimiter) + namespace);
		newDebug.log = this.log;
		return newDebug;
	}

	/**
	* Enables a debug mode by namespaces. This can include modes
	* separated by a colon and wildcards.
	*
	* @param {String} namespaces
	* @api public
	*/
	function enable(namespaces) {
		createDebug.save(namespaces);

		createDebug.names = [];
		createDebug.skips = [];

		let i;
		const split = (typeof namespaces === 'string' ? namespaces : '').split(/[\s,]+/);
		const len = split.length;

		for (i = 0; i < len; i++) {
			if (!split[i]) {
				// ignore empty strings
				continue;
			}

			namespaces = split[i].replace(/\*/g, '.*?');

			if (namespaces[0] === '-') {
				createDebug.skips.push(new RegExp('^' + namespaces.substr(1) + '$'));
			} else {
				createDebug.names.push(new RegExp('^' + namespaces + '$'));
			}
		}

		for (i = 0; i < createDebug.instances.length; i++) {
			const instance = createDebug.instances[i];
			instance.enabled = createDebug.enabled(instance.namespace);
		}
	}

	/**
	* Disable debug output.
	*
	* @return {String} namespaces
	* @api public
	*/
	function disable() {
		const namespaces = [
			...createDebug.names.map(toNamespace),
			...createDebug.skips.map(toNamespace).map(namespace => '-' + namespace)
		].join(',');
		createDebug.enable('');
		return namespaces;
	}

	/**
	* Returns true if the given mode name is enabled, false otherwise.
	*
	* @param {String} name
	* @return {Boolean}
	* @api public
	*/
	function enabled(name) {
		if (name[name.length - 1] === '*') {
			return true;
		}

		let i;
		let len;

		for (i = 0, len = createDebug.skips.length; i < len; i++) {
			if (createDebug.skips[i].test(name)) {
				return false;
			}
		}

		for (i = 0, len = createDebug.names.length; i < len; i++) {
			if (createDebug.names[i].test(name)) {
				return true;
			}
		}

		return false;
	}

	/**
	* Convert regexp to namespace
	*
	* @param {RegExp} regxep
	* @return {String} namespace
	* @api private
	*/
	function toNamespace(regexp) {
		return regexp.toString()
			.substring(2, regexp.toString().length - 2)
			.replace(/\.\*\?$/, '*');
	}

	/**
	* Coerce `val`.
	*
	* @param {Mixed} val
	* @return {Mixed}
	* @api private
	*/
	function coerce(val) {
		if (val instanceof Error) {
			return val.stack || val.message;
		}
		return val;
	}

	createDebug.enable(createDebug.load());

	return createDebug;
}

var common = setup;

var browser = createCommonjsModule(function (module, exports) {
/* eslint-env browser */

/**
 * This is the web browser implementation of `debug()`.
 */

exports.log = log;
exports.formatArgs = formatArgs;
exports.save = save;
exports.load = load;
exports.useColors = useColors;
exports.storage = localstorage();

/**
 * Colors.
 */

exports.colors = [
	'#0000CC',
	'#0000FF',
	'#0033CC',
	'#0033FF',
	'#0066CC',
	'#0066FF',
	'#0099CC',
	'#0099FF',
	'#00CC00',
	'#00CC33',
	'#00CC66',
	'#00CC99',
	'#00CCCC',
	'#00CCFF',
	'#3300CC',
	'#3300FF',
	'#3333CC',
	'#3333FF',
	'#3366CC',
	'#3366FF',
	'#3399CC',
	'#3399FF',
	'#33CC00',
	'#33CC33',
	'#33CC66',
	'#33CC99',
	'#33CCCC',
	'#33CCFF',
	'#6600CC',
	'#6600FF',
	'#6633CC',
	'#6633FF',
	'#66CC00',
	'#66CC33',
	'#9900CC',
	'#9900FF',
	'#9933CC',
	'#9933FF',
	'#99CC00',
	'#99CC33',
	'#CC0000',
	'#CC0033',
	'#CC0066',
	'#CC0099',
	'#CC00CC',
	'#CC00FF',
	'#CC3300',
	'#CC3333',
	'#CC3366',
	'#CC3399',
	'#CC33CC',
	'#CC33FF',
	'#CC6600',
	'#CC6633',
	'#CC9900',
	'#CC9933',
	'#CCCC00',
	'#CCCC33',
	'#FF0000',
	'#FF0033',
	'#FF0066',
	'#FF0099',
	'#FF00CC',
	'#FF00FF',
	'#FF3300',
	'#FF3333',
	'#FF3366',
	'#FF3399',
	'#FF33CC',
	'#FF33FF',
	'#FF6600',
	'#FF6633',
	'#FF9900',
	'#FF9933',
	'#FFCC00',
	'#FFCC33'
];

/**
 * Currently only WebKit-based Web Inspectors, Firefox >= v31,
 * and the Firebug extension (any Firefox version) are known
 * to support "%c" CSS customizations.
 *
 * TODO: add a `localStorage` variable to explicitly enable/disable colors
 */

// eslint-disable-next-line complexity
function useColors() {
	// NB: In an Electron preload script, document will be defined but not fully
	// initialized. Since we know we're in Chrome, we'll just detect this case
	// explicitly
	if (typeof window !== 'undefined' && window.process && (window.process.type === 'renderer' || window.process.__nwjs)) {
		return true;
	}

	// Internet Explorer and Edge do not support colors.
	if (typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/(edge|trident)\/(\d+)/)) {
		return false;
	}

	// Is webkit? http://stackoverflow.com/a/16459606/376773
	// document is undefined in react-native: https://github.com/facebook/react-native/pull/1632
	return (typeof document !== 'undefined' && document.documentElement && document.documentElement.style && document.documentElement.style.WebkitAppearance) ||
		// Is firebug? http://stackoverflow.com/a/398120/376773
		(typeof window !== 'undefined' && window.console && (window.console.firebug || (window.console.exception && window.console.table))) ||
		// Is firefox >= v31?
		// https://developer.mozilla.org/en-US/docs/Tools/Web_Console#Styling_messages
		(typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/firefox\/(\d+)/) && parseInt(RegExp.$1, 10) >= 31) ||
		// Double check webkit in userAgent just in case we are in a worker
		(typeof navigator !== 'undefined' && navigator.userAgent && navigator.userAgent.toLowerCase().match(/applewebkit\/(\d+)/));
}

/**
 * Colorize log arguments if enabled.
 *
 * @api public
 */

function formatArgs(args) {
	args[0] = (this.useColors ? '%c' : '') +
		this.namespace +
		(this.useColors ? ' %c' : ' ') +
		args[0] +
		(this.useColors ? '%c ' : ' ') +
		'+' + module.exports.humanize(this.diff);

	if (!this.useColors) {
		return;
	}

	const c = 'color: ' + this.color;
	args.splice(1, 0, c, 'color: inherit');

	// The final "%c" is somewhat tricky, because there could be other
	// arguments passed either before or after the %c, so we need to
	// figure out the correct index to insert the CSS into
	let index = 0;
	let lastC = 0;
	args[0].replace(/%[a-zA-Z%]/g, match => {
		if (match === '%%') {
			return;
		}
		index++;
		if (match === '%c') {
			// We only are interested in the *last* %c
			// (the user may have provided their own)
			lastC = index;
		}
	});

	args.splice(lastC, 0, c);
}

/**
 * Invokes `console.log()` when available.
 * No-op when `console.log` is not a "function".
 *
 * @api public
 */
function log(...args) {
	// This hackery is required for IE8/9, where
	// the `console.log` function doesn't have 'apply'
	return typeof console === 'object' &&
		console.log &&
		console.log(...args);
}

/**
 * Save `namespaces`.
 *
 * @param {String} namespaces
 * @api private
 */
function save(namespaces) {
	try {
		if (namespaces) {
			exports.storage.setItem('debug', namespaces);
		} else {
			exports.storage.removeItem('debug');
		}
	} catch (error) {
		// Swallow
		// XXX (@Qix-) should we be logging these?
	}
}

/**
 * Load `namespaces`.
 *
 * @return {String} returns the previously persisted debug modes
 * @api private
 */
function load() {
	let r;
	try {
		r = exports.storage.getItem('debug');
	} catch (error) {
		// Swallow
		// XXX (@Qix-) should we be logging these?
	}

	// If debug isn't set in LS, and we're in Electron, try to load $DEBUG
	if (!r && typeof process !== 'undefined' && 'env' in process) {
		r = process.env.DEBUG;
	}

	return r;
}

/**
 * Localstorage attempts to return the localstorage.
 *
 * This is necessary because safari throws
 * when a user disables cookies/localstorage
 * and you attempt to access it.
 *
 * @return {LocalStorage}
 * @api private
 */

function localstorage() {
	try {
		// TVMLKit (Apple TV JS Runtime) does not have a window object, just localStorage in the global context
		// The Browser also has localStorage in the global context.
		return localStorage;
	} catch (error) {
		// Swallow
		// XXX (@Qix-) should we be logging these?
	}
}

module.exports = common(exports);

const {formatters} = module.exports;

/**
 * Map %j to `JSON.stringify()`, since no Web Inspectors do that by default.
 */

formatters.j = function (v) {
	try {
		return JSON.stringify(v);
	} catch (error) {
		return '[UnexpectedJSONParseError]: ' + error.message;
	}
};
});
var browser_1 = browser.log;
var browser_2 = browser.formatArgs;
var browser_3 = browser.save;
var browser_4 = browser.load;
var browser_5 = browser.useColors;
var browser_6 = browser.storage;
var browser_7 = browser.colors;

let debugFunc;
let phase = 'default';
let namespace = '';
const newDebug = () => {
	debugFunc = namespace
		? browser(`fetch-mock:${phase}:${namespace}`)
		: browser(`fetch-mock:${phase}`);
};

const newDebugSandbox = ns => browser(`fetch-mock:${phase}:${ns}`);

newDebug();

var debug_1 = {
	debug: (...args) => {
		debugFunc(...args);
	},
	setDebugNamespace: str => {
		namespace = str;
		newDebug();
	},
	setDebugPhase: str => {
		phase = str || 'default';
		newDebug();
	},
	getDebug: namespace => newDebugSandbox(namespace)
};

var globToRegexp = function (glob, opts) {
  if (typeof glob !== 'string') {
    throw new TypeError('Expected a string');
  }

  var str = String(glob);

  // The regexp we are building, as a string.
  var reStr = "";

  // Whether we are matching so called "extended" globs (like bash) and should
  // support single character matching, matching ranges of characters, group
  // matching, etc.
  var extended = opts ? !!opts.extended : false;

  // When globstar is _false_ (default), '/foo/*' is translated a regexp like
  // '^\/foo\/.*$' which will match any string beginning with '/foo/'
  // When globstar is _true_, '/foo/*' is translated to regexp like
  // '^\/foo\/[^/]*$' which will match any string beginning with '/foo/' BUT
  // which does not have a '/' to the right of it.
  // E.g. with '/foo/*' these will match: '/foo/bar', '/foo/bar.txt' but
  // these will not '/foo/bar/baz', '/foo/bar/baz.txt'
  // Lastely, when globstar is _true_, '/foo/**' is equivelant to '/foo/*' when
  // globstar is _false_
  var globstar = opts ? !!opts.globstar : false;

  // If we are doing extended matching, this boolean is true when we are inside
  // a group (eg {*.html,*.js}), and false otherwise.
  var inGroup = false;

  // RegExp flags (eg "i" ) to pass in to RegExp constructor.
  var flags = opts && typeof( opts.flags ) === "string" ? opts.flags : "";

  var c;
  for (var i = 0, len = str.length; i < len; i++) {
    c = str[i];

    switch (c) {
    case "/":
    case "$":
    case "^":
    case "+":
    case ".":
    case "(":
    case ")":
    case "=":
    case "!":
    case "|":
      reStr += "\\" + c;
      break;

    case "?":
      if (extended) {
        reStr += ".";
	    break;
      }

    case "[":
    case "]":
      if (extended) {
        reStr += c;
	    break;
      }

    case "{":
      if (extended) {
        inGroup = true;
	    reStr += "(";
	    break;
      }

    case "}":
      if (extended) {
        inGroup = false;
	    reStr += ")";
	    break;
      }

    case ",":
      if (inGroup) {
        reStr += "|";
	    break;
      }
      reStr += "\\" + c;
      break;

    case "*":
      // Move over all consecutive "*"'s.
      // Also store the previous and next characters
      var prevChar = str[i - 1];
      var starCount = 1;
      while(str[i + 1] === "*") {
        starCount++;
        i++;
      }
      var nextChar = str[i + 1];

      if (!globstar) {
        // globstar is disabled, so treat any number of "*" as one
        reStr += ".*";
      } else {
        // globstar is enabled, so determine if this is a globstar segment
        var isGlobstar = starCount > 1                      // multiple "*"'s
          && (prevChar === "/" || prevChar === undefined)   // from the start of the segment
          && (nextChar === "/" || nextChar === undefined);   // to the end of the segment

        if (isGlobstar) {
          // it's a globstar, so match zero or more path segments
          reStr += "((?:[^/]*(?:\/|$))*)";
          i++; // move over the "/"
        } else {
          // it's not a globstar, so only match one path segment
          reStr += "([^/]*)";
        }
      }
      break;

    default:
      reStr += c;
    }
  }

  // When regexp 'g' flag is specified don't
  // constrain the regular expression with ^ & $
  if (!flags || !~flags.indexOf('g')) {
    reStr = "^" + reStr + "$";
  }

  return new RegExp(reStr, flags);
};

/**
 * Expose `pathToRegexp`.
 */
var pathToRegexp_1 = pathToRegexp;
var parse_1 = parse$1;
var compile_1 = compile;
var tokensToFunction_1 = tokensToFunction;
var tokensToRegExp_1 = tokensToRegExp;

/**
 * Default configs.
 */
var DEFAULT_DELIMITER = '/';
var DEFAULT_DELIMITERS = './';

/**
 * The main path matching regexp utility.
 *
 * @type {RegExp}
 */
var PATH_REGEXP = new RegExp([
  // Match escaped characters that would otherwise appear in future matches.
  // This allows the user to escape special characters that won't transform.
  '(\\\\.)',
  // Match Express-style parameters and un-named parameters with a prefix
  // and optional suffixes. Matches appear as:
  //
  // ":test(\\d+)?" => ["test", "\d+", undefined, "?"]
  // "(\\d+)"  => [undefined, undefined, "\d+", undefined]
  '(?:\\:(\\w+)(?:\\(((?:\\\\.|[^\\\\()])+)\\))?|\\(((?:\\\\.|[^\\\\()])+)\\))([+*?])?'
].join('|'), 'g');

/**
 * Parse a string for the raw tokens.
 *
 * @param  {string}  str
 * @param  {Object=} options
 * @return {!Array}
 */
function parse$1 (str, options) {
  var tokens = [];
  var key = 0;
  var index = 0;
  var path = '';
  var defaultDelimiter = (options && options.delimiter) || DEFAULT_DELIMITER;
  var delimiters = (options && options.delimiters) || DEFAULT_DELIMITERS;
  var pathEscaped = false;
  var res;

  while ((res = PATH_REGEXP.exec(str)) !== null) {
    var m = res[0];
    var escaped = res[1];
    var offset = res.index;
    path += str.slice(index, offset);
    index = offset + m.length;

    // Ignore already escaped sequences.
    if (escaped) {
      path += escaped[1];
      pathEscaped = true;
      continue
    }

    var prev = '';
    var next = str[index];
    var name = res[2];
    var capture = res[3];
    var group = res[4];
    var modifier = res[5];

    if (!pathEscaped && path.length) {
      var k = path.length - 1;

      if (delimiters.indexOf(path[k]) > -1) {
        prev = path[k];
        path = path.slice(0, k);
      }
    }

    // Push the current path onto the tokens.
    if (path) {
      tokens.push(path);
      path = '';
      pathEscaped = false;
    }

    var partial = prev !== '' && next !== undefined && next !== prev;
    var repeat = modifier === '+' || modifier === '*';
    var optional = modifier === '?' || modifier === '*';
    var delimiter = prev || defaultDelimiter;
    var pattern = capture || group;

    tokens.push({
      name: name || key++,
      prefix: prev,
      delimiter: delimiter,
      optional: optional,
      repeat: repeat,
      partial: partial,
      pattern: pattern ? escapeGroup(pattern) : '[^' + escapeString(delimiter) + ']+?'
    });
  }

  // Push any remaining characters.
  if (path || index < str.length) {
    tokens.push(path + str.substr(index));
  }

  return tokens
}

/**
 * Compile a string to a template function for the path.
 *
 * @param  {string}             str
 * @param  {Object=}            options
 * @return {!function(Object=, Object=)}
 */
function compile (str, options) {
  return tokensToFunction(parse$1(str, options))
}

/**
 * Expose a method for transforming tokens into the path function.
 */
function tokensToFunction (tokens) {
  // Compile all the tokens into regexps.
  var matches = new Array(tokens.length);

  // Compile all the patterns before compilation.
  for (var i = 0; i < tokens.length; i++) {
    if (typeof tokens[i] === 'object') {
      matches[i] = new RegExp('^(?:' + tokens[i].pattern + ')$');
    }
  }

  return function (data, options) {
    var path = '';
    var encode = (options && options.encode) || encodeURIComponent;

    for (var i = 0; i < tokens.length; i++) {
      var token = tokens[i];

      if (typeof token === 'string') {
        path += token;
        continue
      }

      var value = data ? data[token.name] : undefined;
      var segment;

      if (Array.isArray(value)) {
        if (!token.repeat) {
          throw new TypeError('Expected "' + token.name + '" to not repeat, but got array')
        }

        if (value.length === 0) {
          if (token.optional) continue

          throw new TypeError('Expected "' + token.name + '" to not be empty')
        }

        for (var j = 0; j < value.length; j++) {
          segment = encode(value[j], token);

          if (!matches[i].test(segment)) {
            throw new TypeError('Expected all "' + token.name + '" to match "' + token.pattern + '"')
          }

          path += (j === 0 ? token.prefix : token.delimiter) + segment;
        }

        continue
      }

      if (typeof value === 'string' || typeof value === 'number' || typeof value === 'boolean') {
        segment = encode(String(value), token);

        if (!matches[i].test(segment)) {
          throw new TypeError('Expected "' + token.name + '" to match "' + token.pattern + '", but got "' + segment + '"')
        }

        path += token.prefix + segment;
        continue
      }

      if (token.optional) {
        // Prepend partial segment prefixes.
        if (token.partial) path += token.prefix;

        continue
      }

      throw new TypeError('Expected "' + token.name + '" to be ' + (token.repeat ? 'an array' : 'a string'))
    }

    return path
  }
}

/**
 * Escape a regular expression string.
 *
 * @param  {string} str
 * @return {string}
 */
function escapeString (str) {
  return str.replace(/([.+*?=^!:${}()[\]|/\\])/g, '\\$1')
}

/**
 * Escape the capturing group by escaping special characters and meaning.
 *
 * @param  {string} group
 * @return {string}
 */
function escapeGroup (group) {
  return group.replace(/([=!:$/()])/g, '\\$1')
}

/**
 * Get the flags for a regexp from the options.
 *
 * @param  {Object} options
 * @return {string}
 */
function flags (options) {
  return options && options.sensitive ? '' : 'i'
}

/**
 * Pull out keys from a regexp.
 *
 * @param  {!RegExp} path
 * @param  {Array=}  keys
 * @return {!RegExp}
 */
function regexpToRegexp (path, keys) {
  if (!keys) return path

  // Use a negative lookahead to match only capturing groups.
  var groups = path.source.match(/\((?!\?)/g);

  if (groups) {
    for (var i = 0; i < groups.length; i++) {
      keys.push({
        name: i,
        prefix: null,
        delimiter: null,
        optional: false,
        repeat: false,
        partial: false,
        pattern: null
      });
    }
  }

  return path
}

/**
 * Transform an array into a regexp.
 *
 * @param  {!Array}  path
 * @param  {Array=}  keys
 * @param  {Object=} options
 * @return {!RegExp}
 */
function arrayToRegexp (path, keys, options) {
  var parts = [];

  for (var i = 0; i < path.length; i++) {
    parts.push(pathToRegexp(path[i], keys, options).source);
  }

  return new RegExp('(?:' + parts.join('|') + ')', flags(options))
}

/**
 * Create a path regexp from string input.
 *
 * @param  {string}  path
 * @param  {Array=}  keys
 * @param  {Object=} options
 * @return {!RegExp}
 */
function stringToRegexp (path, keys, options) {
  return tokensToRegExp(parse$1(path, options), keys, options)
}

/**
 * Expose a function for taking tokens and returning a RegExp.
 *
 * @param  {!Array}  tokens
 * @param  {Array=}  keys
 * @param  {Object=} options
 * @return {!RegExp}
 */
function tokensToRegExp (tokens, keys, options) {
  options = options || {};

  var strict = options.strict;
  var start = options.start !== false;
  var end = options.end !== false;
  var delimiter = escapeString(options.delimiter || DEFAULT_DELIMITER);
  var delimiters = options.delimiters || DEFAULT_DELIMITERS;
  var endsWith = [].concat(options.endsWith || []).map(escapeString).concat('$').join('|');
  var route = start ? '^' : '';
  var isEndDelimited = tokens.length === 0;

  // Iterate over the tokens and create our regexp string.
  for (var i = 0; i < tokens.length; i++) {
    var token = tokens[i];

    if (typeof token === 'string') {
      route += escapeString(token);
      isEndDelimited = i === tokens.length - 1 && delimiters.indexOf(token[token.length - 1]) > -1;
    } else {
      var capture = token.repeat
        ? '(?:' + token.pattern + ')(?:' + escapeString(token.delimiter) + '(?:' + token.pattern + '))*'
        : token.pattern;

      if (keys) keys.push(token);

      if (token.optional) {
        if (token.partial) {
          route += escapeString(token.prefix) + '(' + capture + ')?';
        } else {
          route += '(?:' + escapeString(token.prefix) + '(' + capture + '))?';
        }
      } else {
        route += escapeString(token.prefix) + '(' + capture + ')';
      }
    }
  }

  if (end) {
    if (!strict) route += '(?:' + delimiter + ')?';

    route += endsWith === '$' ? '$' : '(?=' + endsWith + ')';
  } else {
    if (!strict) route += '(?:' + delimiter + '(?=' + endsWith + '))?';
    if (!isEndDelimited) route += '(?=' + delimiter + '|' + endsWith + ')';
  }

  return new RegExp(route, flags(options))
}

/**
 * Normalize the given path string, returning a regular expression.
 *
 * An empty array can be passed in for the keys, which will hold the
 * placeholder key descriptions. For example, using `/user/:id`, `keys` will
 * contain `[{ name: 'id', delimiter: '/', optional: false, repeat: false }]`.
 *
 * @param  {(string|RegExp|Array)} path
 * @param  {Array=}                keys
 * @param  {Object=}               options
 * @return {!RegExp}
 */
function pathToRegexp (path, keys, options) {
  if (path instanceof RegExp) {
    return regexpToRegexp(path, keys)
  }

  if (Array.isArray(path)) {
    return arrayToRegexp(/** @type {!Array} */ (path), keys, options)
  }

  return stringToRegexp(/** @type {string} */ (path), keys, options)
}
pathToRegexp_1.parse = parse_1;
pathToRegexp_1.compile = compile_1;
pathToRegexp_1.tokensToFunction = tokensToFunction_1;
pathToRegexp_1.tokensToRegExp = tokensToRegExp_1;

// Copyright Joyent, Inc. and other Node contributors.

// If obj.hasOwnProperty has been overridden, then calling
// obj.hasOwnProperty(prop) will break.
// See: https://github.com/joyent/node/issues/1707
function hasOwnProperty(obj, prop) {
  return Object.prototype.hasOwnProperty.call(obj, prop);
}

var decode = function(qs, sep, eq, options) {
  sep = sep || '&';
  eq = eq || '=';
  var obj = {};

  if (typeof qs !== 'string' || qs.length === 0) {
    return obj;
  }

  var regexp = /\+/g;
  qs = qs.split(sep);

  var maxKeys = 1000;
  if (options && typeof options.maxKeys === 'number') {
    maxKeys = options.maxKeys;
  }

  var len = qs.length;
  // maxKeys <= 0 means that we should not limit keys count
  if (maxKeys > 0 && len > maxKeys) {
    len = maxKeys;
  }

  for (var i = 0; i < len; ++i) {
    var x = qs[i].replace(regexp, '%20'),
        idx = x.indexOf(eq),
        kstr, vstr, k, v;

    if (idx >= 0) {
      kstr = x.substr(0, idx);
      vstr = x.substr(idx + 1);
    } else {
      kstr = x;
      vstr = '';
    }

    k = decodeURIComponent(kstr);
    v = decodeURIComponent(vstr);

    if (!hasOwnProperty(obj, k)) {
      obj[k] = v;
    } else if (Array.isArray(obj[k])) {
      obj[k].push(v);
    } else {
      obj[k] = [obj[k], v];
    }
  }

  return obj;
};

// Copyright Joyent, Inc. and other Node contributors.

var stringifyPrimitive = function(v) {
  switch (typeof v) {
    case 'string':
      return v;

    case 'boolean':
      return v ? 'true' : 'false';

    case 'number':
      return isFinite(v) ? v : '';

    default:
      return '';
  }
};

var encode = function(obj, sep, eq, name) {
  sep = sep || '&';
  eq = eq || '=';
  if (obj === null) {
    obj = undefined;
  }

  if (typeof obj === 'object') {
    return Object.keys(obj).map(function(k) {
      var ks = encodeURIComponent(stringifyPrimitive(k)) + eq;
      if (Array.isArray(obj[k])) {
        return obj[k].map(function(v) {
          return ks + encodeURIComponent(stringifyPrimitive(v));
        }).join(sep);
      } else {
        return ks + encodeURIComponent(stringifyPrimitive(obj[k]));
      }
    }).join(sep);

  }

  if (!name) return '';
  return encodeURIComponent(stringifyPrimitive(name)) + eq +
         encodeURIComponent(stringifyPrimitive(obj));
};

var querystring = createCommonjsModule(function (module, exports) {

exports.decode = exports.parse = decode;
exports.encode = exports.stringify = encode;
});
var querystring_1 = querystring.decode;
var querystring_2 = querystring.parse;
var querystring_3 = querystring.encode;
var querystring_4 = querystring.stringify;

var isSubset_1 = createCommonjsModule(function (module, exports) {

Object.defineProperty(exports, '__esModule', {
  value: true
});
/**
 * Check if an object is contained within another object.
 *
 * Returns `true` if:
 * - all enumerable keys of *subset* are also enumerable in *superset*, and
 * - every value assigned to an enumerable key of *subset* strictly equals
 *   the value assigned to the same key of *superset* – or is a subset of it.
 *
 * @param  {Object}  superset
 * @param  {Object}  subset
 *
 * @returns  {Boolean}
 *
 * @module    is-subset
 * @function  default
 * @alias     isSubset
 */
var isSubset = (function (_isSubset) {
  function isSubset(_x, _x2) {
    return _isSubset.apply(this, arguments);
  }

  isSubset.toString = function () {
    return _isSubset.toString();
  };

  return isSubset;
})(function (superset, subset) {
  if (typeof superset !== 'object' || superset === null || (typeof subset !== 'object' || subset === null)) return false;

  return Object.keys(subset).every(function (key) {
    if (!superset.propertyIsEnumerable(key)) return false;

    var subsetItem = subset[key];
    var supersetItem = superset[key];
    if (typeof subsetItem === 'object' && subsetItem !== null ? !isSubset(supersetItem, subsetItem) : supersetItem !== subsetItem) return false;

    return true;
  });
});

exports['default'] = isSubset;
module.exports = exports['default'];
});

unwrapExports(isSubset_1);

let URL;
// https://stackoverflow.com/a/19709846/308237
const absoluteUrlRX = new RegExp('^(?:[a-z]+:)?//', 'i');

const headersToArray = headers => {
	// node-fetch 1 Headers
	if (typeof headers.raw === 'function') {
		return Object.entries(headers.raw());
	} else if (headers[Symbol.iterator]) {
		return [...headers];
	} else {
		return Object.entries(headers);
	}
};

const zipObject = entries =>
	entries.reduce((obj, [key, val]) => Object.assign(obj, { [key]: val }), {});

const normalizeUrl = url => {
	if (
		typeof url === 'function' ||
		url instanceof RegExp ||
		/^(begin|end|glob|express|path)\:/.test(url)
	) {
		return url;
	}
	if (absoluteUrlRX.test(url)) {
		const u = new URL(url);
		return u.href;
	} else {
		const u = new URL(url, 'http://dummy');
		return u.pathname + u.search;
	}
};

const extractBody = async request => {
	try {
		// node-fetch
		if ('body' in request) {
			return request.body.toString();
		}
		// fetch
		return request.clone().text();
	} catch (err) {
		return;
	}
};

var requestUtils = {
	setUrlImplementation: it => {
		URL = it;
	},
	normalizeRequest: (url, options, Request) => {
		if (Request.prototype.isPrototypeOf(url)) {
			const derivedOptions = {
				method: url.method
			};

			const body = extractBody(url);

			if (typeof body !== 'undefined') {
				derivedOptions.body = body;
			}

			const normalizedRequestObject = {
				url: normalizeUrl(url.url),
				options: Object.assign(derivedOptions, options),
				request: url,
				signal: (options && options.signal) || url.signal
			};

			const headers = headersToArray(url.headers);

			if (headers.length) {
				normalizedRequestObject.options.headers = zipObject(headers);
			}
			return normalizedRequestObject;
		} else if (
			typeof url === 'string' ||
			// horrible URL object duck-typing
			(typeof url === 'object' && 'href' in url)
		) {
			return {
				url: normalizeUrl(url),
				options: options,
				signal: options && options.signal
			};
		} else if (typeof url === 'object') {
			throw new TypeError(
				'fetch-mock: Unrecognised Request object. Read the Config and Installation sections of the docs'
			);
		} else {
			throw new TypeError('fetch-mock: Invalid arguments passed to fetch');
		}
	},
	normalizeUrl,
	getPath: url => {
		const u = absoluteUrlRX.test(url)
			? new URL(url)
			: new URL(url, 'http://dummy');
		return u.pathname;
	},

	getQuery: url => {
		const u = absoluteUrlRX.test(url)
			? new URL(url)
			: new URL(url, 'http://dummy');
		return u.search ? u.search.substr(1) : '';
	},
	headers: {
		normalize: headers => zipObject(headersToArray(headers)),
		toLowerCase: headers =>
			Object.keys(headers).reduce((obj, k) => {
				obj[k.toLowerCase()] = headers[k];
				return obj;
			}, {}),
		equal: (actualHeader, expectedHeader) => {
			actualHeader = Array.isArray(actualHeader)
				? actualHeader
				: [actualHeader];
			expectedHeader = Array.isArray(expectedHeader)
				? expectedHeader
				: [expectedHeader];

			if (actualHeader.length !== expectedHeader.length) {
				return false;
			}

			return actualHeader.every((val, i) => val === expectedHeader[i]);
		}
	}
};

var lodash_isequal = createCommonjsModule(function (module, exports) {
/**
 * Lodash (Custom Build) <https://lodash.com/>
 * Build: `lodash modularize exports="npm" -o ./`
 * Copyright JS Foundation and other contributors <https://js.foundation/>
 * Released under MIT license <https://lodash.com/license>
 * Based on Underscore.js 1.8.3 <http://underscorejs.org/LICENSE>
 * Copyright Jeremy Ashkenas, DocumentCloud and Investigative Reporters & Editors
 */

/** Used as the size to enable large array optimizations. */
var LARGE_ARRAY_SIZE = 200;

/** Used to stand-in for `undefined` hash values. */
var HASH_UNDEFINED = '__lodash_hash_undefined__';

/** Used to compose bitmasks for value comparisons. */
var COMPARE_PARTIAL_FLAG = 1,
    COMPARE_UNORDERED_FLAG = 2;

/** Used as references for various `Number` constants. */
var MAX_SAFE_INTEGER = 9007199254740991;

/** `Object#toString` result references. */
var argsTag = '[object Arguments]',
    arrayTag = '[object Array]',
    asyncTag = '[object AsyncFunction]',
    boolTag = '[object Boolean]',
    dateTag = '[object Date]',
    errorTag = '[object Error]',
    funcTag = '[object Function]',
    genTag = '[object GeneratorFunction]',
    mapTag = '[object Map]',
    numberTag = '[object Number]',
    nullTag = '[object Null]',
    objectTag = '[object Object]',
    promiseTag = '[object Promise]',
    proxyTag = '[object Proxy]',
    regexpTag = '[object RegExp]',
    setTag = '[object Set]',
    stringTag = '[object String]',
    symbolTag = '[object Symbol]',
    undefinedTag = '[object Undefined]',
    weakMapTag = '[object WeakMap]';

var arrayBufferTag = '[object ArrayBuffer]',
    dataViewTag = '[object DataView]',
    float32Tag = '[object Float32Array]',
    float64Tag = '[object Float64Array]',
    int8Tag = '[object Int8Array]',
    int16Tag = '[object Int16Array]',
    int32Tag = '[object Int32Array]',
    uint8Tag = '[object Uint8Array]',
    uint8ClampedTag = '[object Uint8ClampedArray]',
    uint16Tag = '[object Uint16Array]',
    uint32Tag = '[object Uint32Array]';

/**
 * Used to match `RegExp`
 * [syntax characters](http://ecma-international.org/ecma-262/7.0/#sec-patterns).
 */
var reRegExpChar = /[\\^$.*+?()[\]{}|]/g;

/** Used to detect host constructors (Safari). */
var reIsHostCtor = /^\[object .+?Constructor\]$/;

/** Used to detect unsigned integer values. */
var reIsUint = /^(?:0|[1-9]\d*)$/;

/** Used to identify `toStringTag` values of typed arrays. */
var typedArrayTags = {};
typedArrayTags[float32Tag] = typedArrayTags[float64Tag] =
typedArrayTags[int8Tag] = typedArrayTags[int16Tag] =
typedArrayTags[int32Tag] = typedArrayTags[uint8Tag] =
typedArrayTags[uint8ClampedTag] = typedArrayTags[uint16Tag] =
typedArrayTags[uint32Tag] = true;
typedArrayTags[argsTag] = typedArrayTags[arrayTag] =
typedArrayTags[arrayBufferTag] = typedArrayTags[boolTag] =
typedArrayTags[dataViewTag] = typedArrayTags[dateTag] =
typedArrayTags[errorTag] = typedArrayTags[funcTag] =
typedArrayTags[mapTag] = typedArrayTags[numberTag] =
typedArrayTags[objectTag] = typedArrayTags[regexpTag] =
typedArrayTags[setTag] = typedArrayTags[stringTag] =
typedArrayTags[weakMapTag] = false;

/** Detect free variable `global` from Node.js. */
var freeGlobal = typeof commonjsGlobal == 'object' && commonjsGlobal && commonjsGlobal.Object === Object && commonjsGlobal;

/** Detect free variable `self`. */
var freeSelf = typeof self == 'object' && self && self.Object === Object && self;

/** Used as a reference to the global object. */
var root = freeGlobal || freeSelf || Function('return this')();

/** Detect free variable `exports`. */
var freeExports =  exports && !exports.nodeType && exports;

/** Detect free variable `module`. */
var freeModule = freeExports && 'object' == 'object' && module && !module.nodeType && module;

/** Detect the popular CommonJS extension `module.exports`. */
var moduleExports = freeModule && freeModule.exports === freeExports;

/** Detect free variable `process` from Node.js. */
var freeProcess = moduleExports && freeGlobal.process;

/** Used to access faster Node.js helpers. */
var nodeUtil = (function() {
  try {
    return freeProcess && freeProcess.binding && freeProcess.binding('util');
  } catch (e) {}
}());

/* Node.js helper references. */
var nodeIsTypedArray = nodeUtil && nodeUtil.isTypedArray;

/**
 * A specialized version of `_.filter` for arrays without support for
 * iteratee shorthands.
 *
 * @private
 * @param {Array} [array] The array to iterate over.
 * @param {Function} predicate The function invoked per iteration.
 * @returns {Array} Returns the new filtered array.
 */
function arrayFilter(array, predicate) {
  var index = -1,
      length = array == null ? 0 : array.length,
      resIndex = 0,
      result = [];

  while (++index < length) {
    var value = array[index];
    if (predicate(value, index, array)) {
      result[resIndex++] = value;
    }
  }
  return result;
}

/**
 * Appends the elements of `values` to `array`.
 *
 * @private
 * @param {Array} array The array to modify.
 * @param {Array} values The values to append.
 * @returns {Array} Returns `array`.
 */
function arrayPush(array, values) {
  var index = -1,
      length = values.length,
      offset = array.length;

  while (++index < length) {
    array[offset + index] = values[index];
  }
  return array;
}

/**
 * A specialized version of `_.some` for arrays without support for iteratee
 * shorthands.
 *
 * @private
 * @param {Array} [array] The array to iterate over.
 * @param {Function} predicate The function invoked per iteration.
 * @returns {boolean} Returns `true` if any element passes the predicate check,
 *  else `false`.
 */
function arraySome(array, predicate) {
  var index = -1,
      length = array == null ? 0 : array.length;

  while (++index < length) {
    if (predicate(array[index], index, array)) {
      return true;
    }
  }
  return false;
}

/**
 * The base implementation of `_.times` without support for iteratee shorthands
 * or max array length checks.
 *
 * @private
 * @param {number} n The number of times to invoke `iteratee`.
 * @param {Function} iteratee The function invoked per iteration.
 * @returns {Array} Returns the array of results.
 */
function baseTimes(n, iteratee) {
  var index = -1,
      result = Array(n);

  while (++index < n) {
    result[index] = iteratee(index);
  }
  return result;
}

/**
 * The base implementation of `_.unary` without support for storing metadata.
 *
 * @private
 * @param {Function} func The function to cap arguments for.
 * @returns {Function} Returns the new capped function.
 */
function baseUnary(func) {
  return function(value) {
    return func(value);
  };
}

/**
 * Checks if a `cache` value for `key` exists.
 *
 * @private
 * @param {Object} cache The cache to query.
 * @param {string} key The key of the entry to check.
 * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
 */
function cacheHas(cache, key) {
  return cache.has(key);
}

/**
 * Gets the value at `key` of `object`.
 *
 * @private
 * @param {Object} [object] The object to query.
 * @param {string} key The key of the property to get.
 * @returns {*} Returns the property value.
 */
function getValue(object, key) {
  return object == null ? undefined : object[key];
}

/**
 * Converts `map` to its key-value pairs.
 *
 * @private
 * @param {Object} map The map to convert.
 * @returns {Array} Returns the key-value pairs.
 */
function mapToArray(map) {
  var index = -1,
      result = Array(map.size);

  map.forEach(function(value, key) {
    result[++index] = [key, value];
  });
  return result;
}

/**
 * Creates a unary function that invokes `func` with its argument transformed.
 *
 * @private
 * @param {Function} func The function to wrap.
 * @param {Function} transform The argument transform.
 * @returns {Function} Returns the new function.
 */
function overArg(func, transform) {
  return function(arg) {
    return func(transform(arg));
  };
}

/**
 * Converts `set` to an array of its values.
 *
 * @private
 * @param {Object} set The set to convert.
 * @returns {Array} Returns the values.
 */
function setToArray(set) {
  var index = -1,
      result = Array(set.size);

  set.forEach(function(value) {
    result[++index] = value;
  });
  return result;
}

/** Used for built-in method references. */
var arrayProto = Array.prototype,
    funcProto = Function.prototype,
    objectProto = Object.prototype;

/** Used to detect overreaching core-js shims. */
var coreJsData = root['__core-js_shared__'];

/** Used to resolve the decompiled source of functions. */
var funcToString = funcProto.toString;

/** Used to check objects for own properties. */
var hasOwnProperty = objectProto.hasOwnProperty;

/** Used to detect methods masquerading as native. */
var maskSrcKey = (function() {
  var uid = /[^.]+$/.exec(coreJsData && coreJsData.keys && coreJsData.keys.IE_PROTO || '');
  return uid ? ('Symbol(src)_1.' + uid) : '';
}());

/**
 * Used to resolve the
 * [`toStringTag`](http://ecma-international.org/ecma-262/7.0/#sec-object.prototype.tostring)
 * of values.
 */
var nativeObjectToString = objectProto.toString;

/** Used to detect if a method is native. */
var reIsNative = RegExp('^' +
  funcToString.call(hasOwnProperty).replace(reRegExpChar, '\\$&')
  .replace(/hasOwnProperty|(function).*?(?=\\\()| for .+?(?=\\\])/g, '$1.*?') + '$'
);

/** Built-in value references. */
var Buffer = moduleExports ? root.Buffer : undefined,
    Symbol = root.Symbol,
    Uint8Array = root.Uint8Array,
    propertyIsEnumerable = objectProto.propertyIsEnumerable,
    splice = arrayProto.splice,
    symToStringTag = Symbol ? Symbol.toStringTag : undefined;

/* Built-in method references for those with the same name as other `lodash` methods. */
var nativeGetSymbols = Object.getOwnPropertySymbols,
    nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined,
    nativeKeys = overArg(Object.keys, Object);

/* Built-in method references that are verified to be native. */
var DataView = getNative(root, 'DataView'),
    Map = getNative(root, 'Map'),
    Promise = getNative(root, 'Promise'),
    Set = getNative(root, 'Set'),
    WeakMap = getNative(root, 'WeakMap'),
    nativeCreate = getNative(Object, 'create');

/** Used to detect maps, sets, and weakmaps. */
var dataViewCtorString = toSource(DataView),
    mapCtorString = toSource(Map),
    promiseCtorString = toSource(Promise),
    setCtorString = toSource(Set),
    weakMapCtorString = toSource(WeakMap);

/** Used to convert symbols to primitives and strings. */
var symbolProto = Symbol ? Symbol.prototype : undefined,
    symbolValueOf = symbolProto ? symbolProto.valueOf : undefined;

/**
 * Creates a hash object.
 *
 * @private
 * @constructor
 * @param {Array} [entries] The key-value pairs to cache.
 */
function Hash(entries) {
  var index = -1,
      length = entries == null ? 0 : entries.length;

  this.clear();
  while (++index < length) {
    var entry = entries[index];
    this.set(entry[0], entry[1]);
  }
}

/**
 * Removes all key-value entries from the hash.
 *
 * @private
 * @name clear
 * @memberOf Hash
 */
function hashClear() {
  this.__data__ = nativeCreate ? nativeCreate(null) : {};
  this.size = 0;
}

/**
 * Removes `key` and its value from the hash.
 *
 * @private
 * @name delete
 * @memberOf Hash
 * @param {Object} hash The hash to modify.
 * @param {string} key The key of the value to remove.
 * @returns {boolean} Returns `true` if the entry was removed, else `false`.
 */
function hashDelete(key) {
  var result = this.has(key) && delete this.__data__[key];
  this.size -= result ? 1 : 0;
  return result;
}

/**
 * Gets the hash value for `key`.
 *
 * @private
 * @name get
 * @memberOf Hash
 * @param {string} key The key of the value to get.
 * @returns {*} Returns the entry value.
 */
function hashGet(key) {
  var data = this.__data__;
  if (nativeCreate) {
    var result = data[key];
    return result === HASH_UNDEFINED ? undefined : result;
  }
  return hasOwnProperty.call(data, key) ? data[key] : undefined;
}

/**
 * Checks if a hash value for `key` exists.
 *
 * @private
 * @name has
 * @memberOf Hash
 * @param {string} key The key of the entry to check.
 * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
 */
function hashHas(key) {
  var data = this.__data__;
  return nativeCreate ? (data[key] !== undefined) : hasOwnProperty.call(data, key);
}

/**
 * Sets the hash `key` to `value`.
 *
 * @private
 * @name set
 * @memberOf Hash
 * @param {string} key The key of the value to set.
 * @param {*} value The value to set.
 * @returns {Object} Returns the hash instance.
 */
function hashSet(key, value) {
  var data = this.__data__;
  this.size += this.has(key) ? 0 : 1;
  data[key] = (nativeCreate && value === undefined) ? HASH_UNDEFINED : value;
  return this;
}

// Add methods to `Hash`.
Hash.prototype.clear = hashClear;
Hash.prototype['delete'] = hashDelete;
Hash.prototype.get = hashGet;
Hash.prototype.has = hashHas;
Hash.prototype.set = hashSet;

/**
 * Creates an list cache object.
 *
 * @private
 * @constructor
 * @param {Array} [entries] The key-value pairs to cache.
 */
function ListCache(entries) {
  var index = -1,
      length = entries == null ? 0 : entries.length;

  this.clear();
  while (++index < length) {
    var entry = entries[index];
    this.set(entry[0], entry[1]);
  }
}

/**
 * Removes all key-value entries from the list cache.
 *
 * @private
 * @name clear
 * @memberOf ListCache
 */
function listCacheClear() {
  this.__data__ = [];
  this.size = 0;
}

/**
 * Removes `key` and its value from the list cache.
 *
 * @private
 * @name delete
 * @memberOf ListCache
 * @param {string} key The key of the value to remove.
 * @returns {boolean} Returns `true` if the entry was removed, else `false`.
 */
function listCacheDelete(key) {
  var data = this.__data__,
      index = assocIndexOf(data, key);

  if (index < 0) {
    return false;
  }
  var lastIndex = data.length - 1;
  if (index == lastIndex) {
    data.pop();
  } else {
    splice.call(data, index, 1);
  }
  --this.size;
  return true;
}

/**
 * Gets the list cache value for `key`.
 *
 * @private
 * @name get
 * @memberOf ListCache
 * @param {string} key The key of the value to get.
 * @returns {*} Returns the entry value.
 */
function listCacheGet(key) {
  var data = this.__data__,
      index = assocIndexOf(data, key);

  return index < 0 ? undefined : data[index][1];
}

/**
 * Checks if a list cache value for `key` exists.
 *
 * @private
 * @name has
 * @memberOf ListCache
 * @param {string} key The key of the entry to check.
 * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
 */
function listCacheHas(key) {
  return assocIndexOf(this.__data__, key) > -1;
}

/**
 * Sets the list cache `key` to `value`.
 *
 * @private
 * @name set
 * @memberOf ListCache
 * @param {string} key The key of the value to set.
 * @param {*} value The value to set.
 * @returns {Object} Returns the list cache instance.
 */
function listCacheSet(key, value) {
  var data = this.__data__,
      index = assocIndexOf(data, key);

  if (index < 0) {
    ++this.size;
    data.push([key, value]);
  } else {
    data[index][1] = value;
  }
  return this;
}

// Add methods to `ListCache`.
ListCache.prototype.clear = listCacheClear;
ListCache.prototype['delete'] = listCacheDelete;
ListCache.prototype.get = listCacheGet;
ListCache.prototype.has = listCacheHas;
ListCache.prototype.set = listCacheSet;

/**
 * Creates a map cache object to store key-value pairs.
 *
 * @private
 * @constructor
 * @param {Array} [entries] The key-value pairs to cache.
 */
function MapCache(entries) {
  var index = -1,
      length = entries == null ? 0 : entries.length;

  this.clear();
  while (++index < length) {
    var entry = entries[index];
    this.set(entry[0], entry[1]);
  }
}

/**
 * Removes all key-value entries from the map.
 *
 * @private
 * @name clear
 * @memberOf MapCache
 */
function mapCacheClear() {
  this.size = 0;
  this.__data__ = {
    'hash': new Hash,
    'map': new (Map || ListCache),
    'string': new Hash
  };
}

/**
 * Removes `key` and its value from the map.
 *
 * @private
 * @name delete
 * @memberOf MapCache
 * @param {string} key The key of the value to remove.
 * @returns {boolean} Returns `true` if the entry was removed, else `false`.
 */
function mapCacheDelete(key) {
  var result = getMapData(this, key)['delete'](key);
  this.size -= result ? 1 : 0;
  return result;
}

/**
 * Gets the map value for `key`.
 *
 * @private
 * @name get
 * @memberOf MapCache
 * @param {string} key The key of the value to get.
 * @returns {*} Returns the entry value.
 */
function mapCacheGet(key) {
  return getMapData(this, key).get(key);
}

/**
 * Checks if a map value for `key` exists.
 *
 * @private
 * @name has
 * @memberOf MapCache
 * @param {string} key The key of the entry to check.
 * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
 */
function mapCacheHas(key) {
  return getMapData(this, key).has(key);
}

/**
 * Sets the map `key` to `value`.
 *
 * @private
 * @name set
 * @memberOf MapCache
 * @param {string} key The key of the value to set.
 * @param {*} value The value to set.
 * @returns {Object} Returns the map cache instance.
 */
function mapCacheSet(key, value) {
  var data = getMapData(this, key),
      size = data.size;

  data.set(key, value);
  this.size += data.size == size ? 0 : 1;
  return this;
}

// Add methods to `MapCache`.
MapCache.prototype.clear = mapCacheClear;
MapCache.prototype['delete'] = mapCacheDelete;
MapCache.prototype.get = mapCacheGet;
MapCache.prototype.has = mapCacheHas;
MapCache.prototype.set = mapCacheSet;

/**
 *
 * Creates an array cache object to store unique values.
 *
 * @private
 * @constructor
 * @param {Array} [values] The values to cache.
 */
function SetCache(values) {
  var index = -1,
      length = values == null ? 0 : values.length;

  this.__data__ = new MapCache;
  while (++index < length) {
    this.add(values[index]);
  }
}

/**
 * Adds `value` to the array cache.
 *
 * @private
 * @name add
 * @memberOf SetCache
 * @alias push
 * @param {*} value The value to cache.
 * @returns {Object} Returns the cache instance.
 */
function setCacheAdd(value) {
  this.__data__.set(value, HASH_UNDEFINED);
  return this;
}

/**
 * Checks if `value` is in the array cache.
 *
 * @private
 * @name has
 * @memberOf SetCache
 * @param {*} value The value to search for.
 * @returns {number} Returns `true` if `value` is found, else `false`.
 */
function setCacheHas(value) {
  return this.__data__.has(value);
}

// Add methods to `SetCache`.
SetCache.prototype.add = SetCache.prototype.push = setCacheAdd;
SetCache.prototype.has = setCacheHas;

/**
 * Creates a stack cache object to store key-value pairs.
 *
 * @private
 * @constructor
 * @param {Array} [entries] The key-value pairs to cache.
 */
function Stack(entries) {
  var data = this.__data__ = new ListCache(entries);
  this.size = data.size;
}

/**
 * Removes all key-value entries from the stack.
 *
 * @private
 * @name clear
 * @memberOf Stack
 */
function stackClear() {
  this.__data__ = new ListCache;
  this.size = 0;
}

/**
 * Removes `key` and its value from the stack.
 *
 * @private
 * @name delete
 * @memberOf Stack
 * @param {string} key The key of the value to remove.
 * @returns {boolean} Returns `true` if the entry was removed, else `false`.
 */
function stackDelete(key) {
  var data = this.__data__,
      result = data['delete'](key);

  this.size = data.size;
  return result;
}

/**
 * Gets the stack value for `key`.
 *
 * @private
 * @name get
 * @memberOf Stack
 * @param {string} key The key of the value to get.
 * @returns {*} Returns the entry value.
 */
function stackGet(key) {
  return this.__data__.get(key);
}

/**
 * Checks if a stack value for `key` exists.
 *
 * @private
 * @name has
 * @memberOf Stack
 * @param {string} key The key of the entry to check.
 * @returns {boolean} Returns `true` if an entry for `key` exists, else `false`.
 */
function stackHas(key) {
  return this.__data__.has(key);
}

/**
 * Sets the stack `key` to `value`.
 *
 * @private
 * @name set
 * @memberOf Stack
 * @param {string} key The key of the value to set.
 * @param {*} value The value to set.
 * @returns {Object} Returns the stack cache instance.
 */
function stackSet(key, value) {
  var data = this.__data__;
  if (data instanceof ListCache) {
    var pairs = data.__data__;
    if (!Map || (pairs.length < LARGE_ARRAY_SIZE - 1)) {
      pairs.push([key, value]);
      this.size = ++data.size;
      return this;
    }
    data = this.__data__ = new MapCache(pairs);
  }
  data.set(key, value);
  this.size = data.size;
  return this;
}

// Add methods to `Stack`.
Stack.prototype.clear = stackClear;
Stack.prototype['delete'] = stackDelete;
Stack.prototype.get = stackGet;
Stack.prototype.has = stackHas;
Stack.prototype.set = stackSet;

/**
 * Creates an array of the enumerable property names of the array-like `value`.
 *
 * @private
 * @param {*} value The value to query.
 * @param {boolean} inherited Specify returning inherited property names.
 * @returns {Array} Returns the array of property names.
 */
function arrayLikeKeys(value, inherited) {
  var isArr = isArray(value),
      isArg = !isArr && isArguments(value),
      isBuff = !isArr && !isArg && isBuffer(value),
      isType = !isArr && !isArg && !isBuff && isTypedArray(value),
      skipIndexes = isArr || isArg || isBuff || isType,
      result = skipIndexes ? baseTimes(value.length, String) : [],
      length = result.length;

  for (var key in value) {
    if ((inherited || hasOwnProperty.call(value, key)) &&
        !(skipIndexes && (
           // Safari 9 has enumerable `arguments.length` in strict mode.
           key == 'length' ||
           // Node.js 0.10 has enumerable non-index properties on buffers.
           (isBuff && (key == 'offset' || key == 'parent')) ||
           // PhantomJS 2 has enumerable non-index properties on typed arrays.
           (isType && (key == 'buffer' || key == 'byteLength' || key == 'byteOffset')) ||
           // Skip index properties.
           isIndex(key, length)
        ))) {
      result.push(key);
    }
  }
  return result;
}

/**
 * Gets the index at which the `key` is found in `array` of key-value pairs.
 *
 * @private
 * @param {Array} array The array to inspect.
 * @param {*} key The key to search for.
 * @returns {number} Returns the index of the matched value, else `-1`.
 */
function assocIndexOf(array, key) {
  var length = array.length;
  while (length--) {
    if (eq(array[length][0], key)) {
      return length;
    }
  }
  return -1;
}

/**
 * The base implementation of `getAllKeys` and `getAllKeysIn` which uses
 * `keysFunc` and `symbolsFunc` to get the enumerable property names and
 * symbols of `object`.
 *
 * @private
 * @param {Object} object The object to query.
 * @param {Function} keysFunc The function to get the keys of `object`.
 * @param {Function} symbolsFunc The function to get the symbols of `object`.
 * @returns {Array} Returns the array of property names and symbols.
 */
function baseGetAllKeys(object, keysFunc, symbolsFunc) {
  var result = keysFunc(object);
  return isArray(object) ? result : arrayPush(result, symbolsFunc(object));
}

/**
 * The base implementation of `getTag` without fallbacks for buggy environments.
 *
 * @private
 * @param {*} value The value to query.
 * @returns {string} Returns the `toStringTag`.
 */
function baseGetTag(value) {
  if (value == null) {
    return value === undefined ? undefinedTag : nullTag;
  }
  return (symToStringTag && symToStringTag in Object(value))
    ? getRawTag(value)
    : objectToString(value);
}

/**
 * The base implementation of `_.isArguments`.
 *
 * @private
 * @param {*} value The value to check.
 * @returns {boolean} Returns `true` if `value` is an `arguments` object,
 */
function baseIsArguments(value) {
  return isObjectLike(value) && baseGetTag(value) == argsTag;
}

/**
 * The base implementation of `_.isEqual` which supports partial comparisons
 * and tracks traversed objects.
 *
 * @private
 * @param {*} value The value to compare.
 * @param {*} other The other value to compare.
 * @param {boolean} bitmask The bitmask flags.
 *  1 - Unordered comparison
 *  2 - Partial comparison
 * @param {Function} [customizer] The function to customize comparisons.
 * @param {Object} [stack] Tracks traversed `value` and `other` objects.
 * @returns {boolean} Returns `true` if the values are equivalent, else `false`.
 */
function baseIsEqual(value, other, bitmask, customizer, stack) {
  if (value === other) {
    return true;
  }
  if (value == null || other == null || (!isObjectLike(value) && !isObjectLike(other))) {
    return value !== value && other !== other;
  }
  return baseIsEqualDeep(value, other, bitmask, customizer, baseIsEqual, stack);
}

/**
 * A specialized version of `baseIsEqual` for arrays and objects which performs
 * deep comparisons and tracks traversed objects enabling objects with circular
 * references to be compared.
 *
 * @private
 * @param {Object} object The object to compare.
 * @param {Object} other The other object to compare.
 * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.
 * @param {Function} customizer The function to customize comparisons.
 * @param {Function} equalFunc The function to determine equivalents of values.
 * @param {Object} [stack] Tracks traversed `object` and `other` objects.
 * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.
 */
function baseIsEqualDeep(object, other, bitmask, customizer, equalFunc, stack) {
  var objIsArr = isArray(object),
      othIsArr = isArray(other),
      objTag = objIsArr ? arrayTag : getTag(object),
      othTag = othIsArr ? arrayTag : getTag(other);

  objTag = objTag == argsTag ? objectTag : objTag;
  othTag = othTag == argsTag ? objectTag : othTag;

  var objIsObj = objTag == objectTag,
      othIsObj = othTag == objectTag,
      isSameTag = objTag == othTag;

  if (isSameTag && isBuffer(object)) {
    if (!isBuffer(other)) {
      return false;
    }
    objIsArr = true;
    objIsObj = false;
  }
  if (isSameTag && !objIsObj) {
    stack || (stack = new Stack);
    return (objIsArr || isTypedArray(object))
      ? equalArrays(object, other, bitmask, customizer, equalFunc, stack)
      : equalByTag(object, other, objTag, bitmask, customizer, equalFunc, stack);
  }
  if (!(bitmask & COMPARE_PARTIAL_FLAG)) {
    var objIsWrapped = objIsObj && hasOwnProperty.call(object, '__wrapped__'),
        othIsWrapped = othIsObj && hasOwnProperty.call(other, '__wrapped__');

    if (objIsWrapped || othIsWrapped) {
      var objUnwrapped = objIsWrapped ? object.value() : object,
          othUnwrapped = othIsWrapped ? other.value() : other;

      stack || (stack = new Stack);
      return equalFunc(objUnwrapped, othUnwrapped, bitmask, customizer, stack);
    }
  }
  if (!isSameTag) {
    return false;
  }
  stack || (stack = new Stack);
  return equalObjects(object, other, bitmask, customizer, equalFunc, stack);
}

/**
 * The base implementation of `_.isNative` without bad shim checks.
 *
 * @private
 * @param {*} value The value to check.
 * @returns {boolean} Returns `true` if `value` is a native function,
 *  else `false`.
 */
function baseIsNative(value) {
  if (!isObject(value) || isMasked(value)) {
    return false;
  }
  var pattern = isFunction(value) ? reIsNative : reIsHostCtor;
  return pattern.test(toSource(value));
}

/**
 * The base implementation of `_.isTypedArray` without Node.js optimizations.
 *
 * @private
 * @param {*} value The value to check.
 * @returns {boolean} Returns `true` if `value` is a typed array, else `false`.
 */
function baseIsTypedArray(value) {
  return isObjectLike(value) &&
    isLength(value.length) && !!typedArrayTags[baseGetTag(value)];
}

/**
 * The base implementation of `_.keys` which doesn't treat sparse arrays as dense.
 *
 * @private
 * @param {Object} object The object to query.
 * @returns {Array} Returns the array of property names.
 */
function baseKeys(object) {
  if (!isPrototype(object)) {
    return nativeKeys(object);
  }
  var result = [];
  for (var key in Object(object)) {
    if (hasOwnProperty.call(object, key) && key != 'constructor') {
      result.push(key);
    }
  }
  return result;
}

/**
 * A specialized version of `baseIsEqualDeep` for arrays with support for
 * partial deep comparisons.
 *
 * @private
 * @param {Array} array The array to compare.
 * @param {Array} other The other array to compare.
 * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.
 * @param {Function} customizer The function to customize comparisons.
 * @param {Function} equalFunc The function to determine equivalents of values.
 * @param {Object} stack Tracks traversed `array` and `other` objects.
 * @returns {boolean} Returns `true` if the arrays are equivalent, else `false`.
 */
function equalArrays(array, other, bitmask, customizer, equalFunc, stack) {
  var isPartial = bitmask & COMPARE_PARTIAL_FLAG,
      arrLength = array.length,
      othLength = other.length;

  if (arrLength != othLength && !(isPartial && othLength > arrLength)) {
    return false;
  }
  // Assume cyclic values are equal.
  var stacked = stack.get(array);
  if (stacked && stack.get(other)) {
    return stacked == other;
  }
  var index = -1,
      result = true,
      seen = (bitmask & COMPARE_UNORDERED_FLAG) ? new SetCache : undefined;

  stack.set(array, other);
  stack.set(other, array);

  // Ignore non-index properties.
  while (++index < arrLength) {
    var arrValue = array[index],
        othValue = other[index];

    if (customizer) {
      var compared = isPartial
        ? customizer(othValue, arrValue, index, other, array, stack)
        : customizer(arrValue, othValue, index, array, other, stack);
    }
    if (compared !== undefined) {
      if (compared) {
        continue;
      }
      result = false;
      break;
    }
    // Recursively compare arrays (susceptible to call stack limits).
    if (seen) {
      if (!arraySome(other, function(othValue, othIndex) {
            if (!cacheHas(seen, othIndex) &&
                (arrValue === othValue || equalFunc(arrValue, othValue, bitmask, customizer, stack))) {
              return seen.push(othIndex);
            }
          })) {
        result = false;
        break;
      }
    } else if (!(
          arrValue === othValue ||
            equalFunc(arrValue, othValue, bitmask, customizer, stack)
        )) {
      result = false;
      break;
    }
  }
  stack['delete'](array);
  stack['delete'](other);
  return result;
}

/**
 * A specialized version of `baseIsEqualDeep` for comparing objects of
 * the same `toStringTag`.
 *
 * **Note:** This function only supports comparing values with tags of
 * `Boolean`, `Date`, `Error`, `Number`, `RegExp`, or `String`.
 *
 * @private
 * @param {Object} object The object to compare.
 * @param {Object} other The other object to compare.
 * @param {string} tag The `toStringTag` of the objects to compare.
 * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.
 * @param {Function} customizer The function to customize comparisons.
 * @param {Function} equalFunc The function to determine equivalents of values.
 * @param {Object} stack Tracks traversed `object` and `other` objects.
 * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.
 */
function equalByTag(object, other, tag, bitmask, customizer, equalFunc, stack) {
  switch (tag) {
    case dataViewTag:
      if ((object.byteLength != other.byteLength) ||
          (object.byteOffset != other.byteOffset)) {
        return false;
      }
      object = object.buffer;
      other = other.buffer;

    case arrayBufferTag:
      if ((object.byteLength != other.byteLength) ||
          !equalFunc(new Uint8Array(object), new Uint8Array(other))) {
        return false;
      }
      return true;

    case boolTag:
    case dateTag:
    case numberTag:
      // Coerce booleans to `1` or `0` and dates to milliseconds.
      // Invalid dates are coerced to `NaN`.
      return eq(+object, +other);

    case errorTag:
      return object.name == other.name && object.message == other.message;

    case regexpTag:
    case stringTag:
      // Coerce regexes to strings and treat strings, primitives and objects,
      // as equal. See http://www.ecma-international.org/ecma-262/7.0/#sec-regexp.prototype.tostring
      // for more details.
      return object == (other + '');

    case mapTag:
      var convert = mapToArray;

    case setTag:
      var isPartial = bitmask & COMPARE_PARTIAL_FLAG;
      convert || (convert = setToArray);

      if (object.size != other.size && !isPartial) {
        return false;
      }
      // Assume cyclic values are equal.
      var stacked = stack.get(object);
      if (stacked) {
        return stacked == other;
      }
      bitmask |= COMPARE_UNORDERED_FLAG;

      // Recursively compare objects (susceptible to call stack limits).
      stack.set(object, other);
      var result = equalArrays(convert(object), convert(other), bitmask, customizer, equalFunc, stack);
      stack['delete'](object);
      return result;

    case symbolTag:
      if (symbolValueOf) {
        return symbolValueOf.call(object) == symbolValueOf.call(other);
      }
  }
  return false;
}

/**
 * A specialized version of `baseIsEqualDeep` for objects with support for
 * partial deep comparisons.
 *
 * @private
 * @param {Object} object The object to compare.
 * @param {Object} other The other object to compare.
 * @param {number} bitmask The bitmask flags. See `baseIsEqual` for more details.
 * @param {Function} customizer The function to customize comparisons.
 * @param {Function} equalFunc The function to determine equivalents of values.
 * @param {Object} stack Tracks traversed `object` and `other` objects.
 * @returns {boolean} Returns `true` if the objects are equivalent, else `false`.
 */
function equalObjects(object, other, bitmask, customizer, equalFunc, stack) {
  var isPartial = bitmask & COMPARE_PARTIAL_FLAG,
      objProps = getAllKeys(object),
      objLength = objProps.length,
      othProps = getAllKeys(other),
      othLength = othProps.length;

  if (objLength != othLength && !isPartial) {
    return false;
  }
  var index = objLength;
  while (index--) {
    var key = objProps[index];
    if (!(isPartial ? key in other : hasOwnProperty.call(other, key))) {
      return false;
    }
  }
  // Assume cyclic values are equal.
  var stacked = stack.get(object);
  if (stacked && stack.get(other)) {
    return stacked == other;
  }
  var result = true;
  stack.set(object, other);
  stack.set(other, object);

  var skipCtor = isPartial;
  while (++index < objLength) {
    key = objProps[index];
    var objValue = object[key],
        othValue = other[key];

    if (customizer) {
      var compared = isPartial
        ? customizer(othValue, objValue, key, other, object, stack)
        : customizer(objValue, othValue, key, object, other, stack);
    }
    // Recursively compare objects (susceptible to call stack limits).
    if (!(compared === undefined
          ? (objValue === othValue || equalFunc(objValue, othValue, bitmask, customizer, stack))
          : compared
        )) {
      result = false;
      break;
    }
    skipCtor || (skipCtor = key == 'constructor');
  }
  if (result && !skipCtor) {
    var objCtor = object.constructor,
        othCtor = other.constructor;

    // Non `Object` object instances with different constructors are not equal.
    if (objCtor != othCtor &&
        ('constructor' in object && 'constructor' in other) &&
        !(typeof objCtor == 'function' && objCtor instanceof objCtor &&
          typeof othCtor == 'function' && othCtor instanceof othCtor)) {
      result = false;
    }
  }
  stack['delete'](object);
  stack['delete'](other);
  return result;
}

/**
 * Creates an array of own enumerable property names and symbols of `object`.
 *
 * @private
 * @param {Object} object The object to query.
 * @returns {Array} Returns the array of property names and symbols.
 */
function getAllKeys(object) {
  return baseGetAllKeys(object, keys, getSymbols);
}

/**
 * Gets the data for `map`.
 *
 * @private
 * @param {Object} map The map to query.
 * @param {string} key The reference key.
 * @returns {*} Returns the map data.
 */
function getMapData(map, key) {
  var data = map.__data__;
  return isKeyable(key)
    ? data[typeof key == 'string' ? 'string' : 'hash']
    : data.map;
}

/**
 * Gets the native function at `key` of `object`.
 *
 * @private
 * @param {Object} object The object to query.
 * @param {string} key The key of the method to get.
 * @returns {*} Returns the function if it's native, else `undefined`.
 */
function getNative(object, key) {
  var value = getValue(object, key);
  return baseIsNative(value) ? value : undefined;
}

/**
 * A specialized version of `baseGetTag` which ignores `Symbol.toStringTag` values.
 *
 * @private
 * @param {*} value The value to query.
 * @returns {string} Returns the raw `toStringTag`.
 */
function getRawTag(value) {
  var isOwn = hasOwnProperty.call(value, symToStringTag),
      tag = value[symToStringTag];

  try {
    value[symToStringTag] = undefined;
    var unmasked = true;
  } catch (e) {}

  var result = nativeObjectToString.call(value);
  if (unmasked) {
    if (isOwn) {
      value[symToStringTag] = tag;
    } else {
      delete value[symToStringTag];
    }
  }
  return result;
}

/**
 * Creates an array of the own enumerable symbols of `object`.
 *
 * @private
 * @param {Object} object The object to query.
 * @returns {Array} Returns the array of symbols.
 */
var getSymbols = !nativeGetSymbols ? stubArray : function(object) {
  if (object == null) {
    return [];
  }
  object = Object(object);
  return arrayFilter(nativeGetSymbols(object), function(symbol) {
    return propertyIsEnumerable.call(object, symbol);
  });
};

/**
 * Gets the `toStringTag` of `value`.
 *
 * @private
 * @param {*} value The value to query.
 * @returns {string} Returns the `toStringTag`.
 */
var getTag = baseGetTag;

// Fallback for data views, maps, sets, and weak maps in IE 11 and promises in Node.js < 6.
if ((DataView && getTag(new DataView(new ArrayBuffer(1))) != dataViewTag) ||
    (Map && getTag(new Map) != mapTag) ||
    (Promise && getTag(Promise.resolve()) != promiseTag) ||
    (Set && getTag(new Set) != setTag) ||
    (WeakMap && getTag(new WeakMap) != weakMapTag)) {
  getTag = function(value) {
    var result = baseGetTag(value),
        Ctor = result == objectTag ? value.constructor : undefined,
        ctorString = Ctor ? toSource(Ctor) : '';

    if (ctorString) {
      switch (ctorString) {
        case dataViewCtorString: return dataViewTag;
        case mapCtorString: return mapTag;
        case promiseCtorString: return promiseTag;
        case setCtorString: return setTag;
        case weakMapCtorString: return weakMapTag;
      }
    }
    return result;
  };
}

/**
 * Checks if `value` is a valid array-like index.
 *
 * @private
 * @param {*} value The value to check.
 * @param {number} [length=MAX_SAFE_INTEGER] The upper bounds of a valid index.
 * @returns {boolean} Returns `true` if `value` is a valid index, else `false`.
 */
function isIndex(value, length) {
  length = length == null ? MAX_SAFE_INTEGER : length;
  return !!length &&
    (typeof value == 'number' || reIsUint.test(value)) &&
    (value > -1 && value % 1 == 0 && value < length);
}

/**
 * Checks if `value` is suitable for use as unique object key.
 *
 * @private
 * @param {*} value The value to check.
 * @returns {boolean} Returns `true` if `value` is suitable, else `false`.
 */
function isKeyable(value) {
  var type = typeof value;
  return (type == 'string' || type == 'number' || type == 'symbol' || type == 'boolean')
    ? (value !== '__proto__')
    : (value === null);
}

/**
 * Checks if `func` has its source masked.
 *
 * @private
 * @param {Function} func The function to check.
 * @returns {boolean} Returns `true` if `func` is masked, else `false`.
 */
function isMasked(func) {
  return !!maskSrcKey && (maskSrcKey in func);
}

/**
 * Checks if `value` is likely a prototype object.
 *
 * @private
 * @param {*} value The value to check.
 * @returns {boolean} Returns `true` if `value` is a prototype, else `false`.
 */
function isPrototype(value) {
  var Ctor = value && value.constructor,
      proto = (typeof Ctor == 'function' && Ctor.prototype) || objectProto;

  return value === proto;
}

/**
 * Converts `value` to a string using `Object.prototype.toString`.
 *
 * @private
 * @param {*} value The value to convert.
 * @returns {string} Returns the converted string.
 */
function objectToString(value) {
  return nativeObjectToString.call(value);
}

/**
 * Converts `func` to its source code.
 *
 * @private
 * @param {Function} func The function to convert.
 * @returns {string} Returns the source code.
 */
function toSource(func) {
  if (func != null) {
    try {
      return funcToString.call(func);
    } catch (e) {}
    try {
      return (func + '');
    } catch (e) {}
  }
  return '';
}

/**
 * Performs a
 * [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
 * comparison between two values to determine if they are equivalent.
 *
 * @static
 * @memberOf _
 * @since 4.0.0
 * @category Lang
 * @param {*} value The value to compare.
 * @param {*} other The other value to compare.
 * @returns {boolean} Returns `true` if the values are equivalent, else `false`.
 * @example
 *
 * var object = { 'a': 1 };
 * var other = { 'a': 1 };
 *
 * _.eq(object, object);
 * // => true
 *
 * _.eq(object, other);
 * // => false
 *
 * _.eq('a', 'a');
 * // => true
 *
 * _.eq('a', Object('a'));
 * // => false
 *
 * _.eq(NaN, NaN);
 * // => true
 */
function eq(value, other) {
  return value === other || (value !== value && other !== other);
}

/**
 * Checks if `value` is likely an `arguments` object.
 *
 * @static
 * @memberOf _
 * @since 0.1.0
 * @category Lang
 * @param {*} value The value to check.
 * @returns {boolean} Returns `true` if `value` is an `arguments` object,
 *  else `false`.
 * @example
 *
 * _.isArguments(function() { return arguments; }());
 * // => true
 *
 * _.isArguments([1, 2, 3]);
 * // => false
 */
var isArguments = baseIsArguments(function() { return arguments; }()) ? baseIsArguments : function(value) {
  return isObjectLike(value) && hasOwnProperty.call(value, 'callee') &&
    !propertyIsEnumerable.call(value, 'callee');
};

/**
 * Checks if `value` is classified as an `Array` object.
 *
 * @static
 * @memberOf _
 * @since 0.1.0
 * @category Lang
 * @param {*} value The value to check.
 * @returns {boolean} Returns `true` if `value` is an array, else `false`.
 * @example
 *
 * _.isArray([1, 2, 3]);
 * // => true
 *
 * _.isArray(document.body.children);
 * // => false
 *
 * _.isArray('abc');
 * // => false
 *
 * _.isArray(_.noop);
 * // => false
 */
var isArray = Array.isArray;

/**
 * Checks if `value` is array-like. A value is considered array-like if it's
 * not a function and has a `value.length` that's an integer greater than or
 * equal to `0` and less than or equal to `Number.MAX_SAFE_INTEGER`.
 *
 * @static
 * @memberOf _
 * @since 4.0.0
 * @category Lang
 * @param {*} value The value to check.
 * @returns {boolean} Returns `true` if `value` is array-like, else `false`.
 * @example
 *
 * _.isArrayLike([1, 2, 3]);
 * // => true
 *
 * _.isArrayLike(document.body.children);
 * // => true
 *
 * _.isArrayLike('abc');
 * // => true
 *
 * _.isArrayLike(_.noop);
 * // => false
 */
function isArrayLike(value) {
  return value != null && isLength(value.length) && !isFunction(value);
}

/**
 * Checks if `value` is a buffer.
 *
 * @static
 * @memberOf _
 * @since 4.3.0
 * @category Lang
 * @param {*} value The value to check.
 * @returns {boolean} Returns `true` if `value` is a buffer, else `false`.
 * @example
 *
 * _.isBuffer(new Buffer(2));
 * // => true
 *
 * _.isBuffer(new Uint8Array(2));
 * // => false
 */
var isBuffer = nativeIsBuffer || stubFalse;

/**
 * Performs a deep comparison between two values to determine if they are
 * equivalent.
 *
 * **Note:** This method supports comparing arrays, array buffers, booleans,
 * date objects, error objects, maps, numbers, `Object` objects, regexes,
 * sets, strings, symbols, and typed arrays. `Object` objects are compared
 * by their own, not inherited, enumerable properties. Functions and DOM
 * nodes are compared by strict equality, i.e. `===`.
 *
 * @static
 * @memberOf _
 * @since 0.1.0
 * @category Lang
 * @param {*} value The value to compare.
 * @param {*} other The other value to compare.
 * @returns {boolean} Returns `true` if the values are equivalent, else `false`.
 * @example
 *
 * var object = { 'a': 1 };
 * var other = { 'a': 1 };
 *
 * _.isEqual(object, other);
 * // => true
 *
 * object === other;
 * // => false
 */
function isEqual(value, other) {
  return baseIsEqual(value, other);
}

/**
 * Checks if `value` is classified as a `Function` object.
 *
 * @static
 * @memberOf _
 * @since 0.1.0
 * @category Lang
 * @param {*} value The value to check.
 * @returns {boolean} Returns `true` if `value` is a function, else `false`.
 * @example
 *
 * _.isFunction(_);
 * // => true
 *
 * _.isFunction(/abc/);
 * // => false
 */
function isFunction(value) {
  if (!isObject(value)) {
    return false;
  }
  // The use of `Object#toString` avoids issues with the `typeof` operator
  // in Safari 9 which returns 'object' for typed arrays and other constructors.
  var tag = baseGetTag(value);
  return tag == funcTag || tag == genTag || tag == asyncTag || tag == proxyTag;
}

/**
 * Checks if `value` is a valid array-like length.
 *
 * **Note:** This method is loosely based on
 * [`ToLength`](http://ecma-international.org/ecma-262/7.0/#sec-tolength).
 *
 * @static
 * @memberOf _
 * @since 4.0.0
 * @category Lang
 * @param {*} value The value to check.
 * @returns {boolean} Returns `true` if `value` is a valid length, else `false`.
 * @example
 *
 * _.isLength(3);
 * // => true
 *
 * _.isLength(Number.MIN_VALUE);
 * // => false
 *
 * _.isLength(Infinity);
 * // => false
 *
 * _.isLength('3');
 * // => false
 */
function isLength(value) {
  return typeof value == 'number' &&
    value > -1 && value % 1 == 0 && value <= MAX_SAFE_INTEGER;
}

/**
 * Checks if `value` is the
 * [language type](http://www.ecma-international.org/ecma-262/7.0/#sec-ecmascript-language-types)
 * of `Object`. (e.g. arrays, functions, objects, regexes, `new Number(0)`, and `new String('')`)
 *
 * @static
 * @memberOf _
 * @since 0.1.0
 * @category Lang
 * @param {*} value The value to check.
 * @returns {boolean} Returns `true` if `value` is an object, else `false`.
 * @example
 *
 * _.isObject({});
 * // => true
 *
 * _.isObject([1, 2, 3]);
 * // => true
 *
 * _.isObject(_.noop);
 * // => true
 *
 * _.isObject(null);
 * // => false
 */
function isObject(value) {
  var type = typeof value;
  return value != null && (type == 'object' || type == 'function');
}

/**
 * Checks if `value` is object-like. A value is object-like if it's not `null`
 * and has a `typeof` result of "object".
 *
 * @static
 * @memberOf _
 * @since 4.0.0
 * @category Lang
 * @param {*} value The value to check.
 * @returns {boolean} Returns `true` if `value` is object-like, else `false`.
 * @example
 *
 * _.isObjectLike({});
 * // => true
 *
 * _.isObjectLike([1, 2, 3]);
 * // => true
 *
 * _.isObjectLike(_.noop);
 * // => false
 *
 * _.isObjectLike(null);
 * // => false
 */
function isObjectLike(value) {
  return value != null && typeof value == 'object';
}

/**
 * Checks if `value` is classified as a typed array.
 *
 * @static
 * @memberOf _
 * @since 3.0.0
 * @category Lang
 * @param {*} value The value to check.
 * @returns {boolean} Returns `true` if `value` is a typed array, else `false`.
 * @example
 *
 * _.isTypedArray(new Uint8Array);
 * // => true
 *
 * _.isTypedArray([]);
 * // => false
 */
var isTypedArray = nodeIsTypedArray ? baseUnary(nodeIsTypedArray) : baseIsTypedArray;

/**
 * Creates an array of the own enumerable property names of `object`.
 *
 * **Note:** Non-object values are coerced to objects. See the
 * [ES spec](http://ecma-international.org/ecma-262/7.0/#sec-object.keys)
 * for more details.
 *
 * @static
 * @since 0.1.0
 * @memberOf _
 * @category Object
 * @param {Object} object The object to query.
 * @returns {Array} Returns the array of property names.
 * @example
 *
 * function Foo() {
 *   this.a = 1;
 *   this.b = 2;
 * }
 *
 * Foo.prototype.c = 3;
 *
 * _.keys(new Foo);
 * // => ['a', 'b'] (iteration order is not guaranteed)
 *
 * _.keys('hi');
 * // => ['0', '1']
 */
function keys(object) {
  return isArrayLike(object) ? arrayLikeKeys(object) : baseKeys(object);
}

/**
 * This method returns a new empty array.
 *
 * @static
 * @memberOf _
 * @since 4.13.0
 * @category Util
 * @returns {Array} Returns the new empty array.
 * @example
 *
 * var arrays = _.times(2, _.stubArray);
 *
 * console.log(arrays);
 * // => [[], []]
 *
 * console.log(arrays[0] === arrays[1]);
 * // => false
 */
function stubArray() {
  return [];
}

/**
 * This method returns `false`.
 *
 * @static
 * @memberOf _
 * @since 4.13.0
 * @category Util
 * @returns {boolean} Returns `false`.
 * @example
 *
 * _.times(2, _.stubFalse);
 * // => [false, false]
 */
function stubFalse() {
  return false;
}

module.exports = isEqual;
});

const { debug, setDebugNamespace } = debug_1;




const {
	headers: headerUtils,
	getPath,
	getQuery,
	normalizeUrl: normalizeUrl$1
} = requestUtils;


const debuggableUrlFunc = func => url => {
	debug('Actual url:', url);
	return func(url);
};

const stringMatchers = {
	begin: targetString =>
		debuggableUrlFunc(url => url.indexOf(targetString) === 0),
	end: targetString =>
		debuggableUrlFunc(url => url.substr(-targetString.length) === targetString),
	glob: targetString => {
		const urlRX = globToRegexp(targetString);
		return debuggableUrlFunc(url => urlRX.test(url));
	},
	express: targetString => {
		const urlRX = pathToRegexp_1(targetString);
		return debuggableUrlFunc(url => urlRX.test(getPath(url)));
	},
	path: targetString => debuggableUrlFunc(url => getPath(url) === targetString)
};

const getHeaderMatcher = ({ headers: expectedHeaders }) => {
	debug('Generating header matcher');
	if (!expectedHeaders) {
		debug('  No header expectations defined - skipping');
		return;
	}
	const expectation = headerUtils.toLowerCase(expectedHeaders);
	debug('  Expected headers:', expectation);
	return (url, { headers = {} }) => {
		debug('Attempting to match headers');
		const lowerCaseHeaders = headerUtils.toLowerCase(
			headerUtils.normalize(headers)
		);
		debug('  Expected headers:', expectation);
		debug('  Actual headers:', lowerCaseHeaders);
		return Object.keys(expectation).every(headerName =>
			headerUtils.equal(lowerCaseHeaders[headerName], expectation[headerName])
		);
	};
};

const getMethodMatcher = ({ method: expectedMethod }) => {
	debug('Generating method matcher');
	if (!expectedMethod) {
		debug('  No method expectations defined - skipping');
		return;
	}
	debug('  Expected method:', expectedMethod);
	return (url, { method }) => {
		debug('Attempting to match method');
		const actualMethod = method ? method.toLowerCase() : 'get';
		debug('  Expected method:', expectedMethod);
		debug('  Actual method:', actualMethod);
		return expectedMethod === actualMethod;
	};
};

const getQueryStringMatcher = ({ query: expectedQuery }) => {
	debug('Generating query parameters matcher');
	if (!expectedQuery) {
		debug('  No query parameters expectations defined - skipping');
		return;
	}
	debug('  Expected query parameters:', expectedQuery);
	const keys = Object.keys(expectedQuery);
	return url => {
		debug('Attempting to match query parameters');
		const query = querystring.parse(getQuery(url));
		debug('  Expected query parameters:', expectedQuery);
		debug('  Actual query parameters:', query);
		return keys.every(key => query[key] === expectedQuery[key]);
	};
};

const getParamsMatcher = ({ params: expectedParams, url: matcherUrl }) => {
	debug('Generating path parameters matcher');
	if (!expectedParams) {
		debug('  No path parameters expectations defined - skipping');
		return;
	}
	if (!/express:/.test(matcherUrl)) {
		throw new Error(
			'fetch-mock: matching on params is only possible when using an express: matcher'
		);
	}
	debug('  Expected path parameters:', expectedParams);
	const expectedKeys = Object.keys(expectedParams);
	const keys = [];
	const re = pathToRegexp_1(matcherUrl.replace(/^express:/, ''), keys);
	return url => {
		debug('Attempting to match path parameters');
		const vals = re.exec(getPath(url)) || [];
		vals.shift();
		const params = keys.reduce(
			(map, { name }, i) =>
				vals[i] ? Object.assign(map, { [name]: vals[i] }) : map,
			{}
		);
		debug('  Expected path parameters:', expectedParams);
		debug('  Actual path parameters:', params);
		return expectedKeys.every(key => params[key] === expectedParams[key]);
	};
};

const getBodyMatcher = (route, fetchMock) => {
	const matchPartialBody = fetchMock.getOption('matchPartialBody', route);
	const { body: expectedBody } = route;

	debug('Generating body matcher');
	return (url, { body, method = 'get' }) => {
		debug('Attempting to match body');
		if (method.toLowerCase() === 'get') {
			debug('  GET request - skip matching body');
			// GET requests don’t send a body so the body matcher should be ignored for them
			return true;
		}

		let sentBody;

		try {
			debug('  Parsing request body as JSON');
			sentBody = JSON.parse(body);
		} catch (err) {
			debug('  Failed to parse request body as JSON', err);
		}
		debug('Expected body:', expectedBody);
		debug('Actual body:', sentBody);
		if (matchPartialBody) {
			debug('matchPartialBody is true - checking for partial match only');
		}

		return (
			sentBody &&
			(matchPartialBody
				? isSubset_1(sentBody, expectedBody)
				: lodash_isequal(sentBody, expectedBody))
		);
	};
};

const getFullUrlMatcher = (route, matcherUrl, query) => {
	// if none of the special syntaxes apply, it's just a simple string match
	// but we have to be careful to normalize the url we check and the name
	// of the route to allow for e.g. http://it.at.there being indistinguishable
	// from http://it.at.there/ once we start generating Request/Url objects
	debug('  Matching using full url', matcherUrl);
	const expectedUrl = normalizeUrl$1(matcherUrl);
	debug('  Normalised url to:', matcherUrl);
	if (route.identifier === matcherUrl) {
		debug('  Updating route identifier to match normalized url:', matcherUrl);
		route.identifier = expectedUrl;
	}

	return matcherUrl => {
		debug('Expected url:', expectedUrl);
		debug('Actual url:', matcherUrl);
		if (query && expectedUrl.indexOf('?')) {
			debug('Ignoring query string when matching url');
			return matcherUrl.indexOf(expectedUrl) === 0;
		}
		return normalizeUrl$1(matcherUrl) === expectedUrl;
	};
};

const getFunctionMatcher = ({ functionMatcher }) => {
	debug('Detected user defined function matcher', functionMatcher);
	return (...args) => {
		debug('Calling function matcher with arguments', args);
		return functionMatcher(...args);
	};
};

const getUrlMatcher = route => {
	debug('Generating url matcher');
	const { url: matcherUrl, query } = route;

	if (matcherUrl === '*') {
		debug('  Using universal * rule to match any url');
		return () => true;
	}

	if (matcherUrl instanceof RegExp) {
		debug('  Using regular expression to match url:', matcherUrl);
		return url => matcherUrl.test(url);
	}

	if (matcherUrl.href) {
		debug(`  Using URL object to match url`, matcherUrl);
		return getFullUrlMatcher(route, matcherUrl.href, query);
	}

	for (const shorthand in stringMatchers) {
		if (matcherUrl.indexOf(shorthand + ':') === 0) {
			debug(`  Using ${shorthand}: pattern to match url`, matcherUrl);
			const urlFragment = matcherUrl.replace(new RegExp(`^${shorthand}:`), '');
			return stringMatchers[shorthand](urlFragment);
		}
	}

	return getFullUrlMatcher(route, matcherUrl, query);
};

var generateMatcher = (route, fetchMock) => {
	setDebugNamespace('generateMatcher()');
	debug('Compiling matcher for route');
	const matchers = [
		route.query && getQueryStringMatcher(route),
		route.method && getMethodMatcher(route),
		route.headers && getHeaderMatcher(route),
		route.params && getParamsMatcher(route),
		route.body && getBodyMatcher(route, fetchMock),
		route.functionMatcher && getFunctionMatcher(route),
		route.url && getUrlMatcher(route)
	].filter(matcher => !!matcher);

	debug('Compiled matcher for route');
	setDebugNamespace();
	return (url, options = {}, request) =>
		matchers.every(matcher => matcher(url, options, request));
};

const { getDebug } = debug_1;


const matcherProperties = [
	'query',
	'method',
	'headers',
	'params',
	'body',
	'functionMatcher',
	'url'
];

const isUrlMatcher = matcher =>
	matcher instanceof RegExp ||
	typeof matcher === 'string' ||
	(typeof matcher === 'object' && 'href' in matcher);

const isFunctionMatcher = matcher => typeof matcher === 'function';

const argsToRoute = args => {
	const [matcher, response, options = {}] = args;

	const routeConfig = {};

	if (isUrlMatcher(matcher) || isFunctionMatcher(matcher)) {
		routeConfig.matcher = matcher;
	} else {
		Object.assign(routeConfig, matcher);
	}

	if (response) {
		routeConfig.response = response;
	}

	Object.assign(routeConfig, options);
	return routeConfig;
};

const sanitizeRoute = route => {
	const debug = getDebug('sanitizeRoute()');
	debug('Sanitizing route properties');
	route = Object.assign({}, route);

	if (route.method) {
		debug(`Converting method ${route.method} to lower case`);
		route.method = route.method.toLowerCase();
	}
	if (isUrlMatcher(route.matcher)) {
		debug('Mock uses a url matcher', route.matcher);
		route.url = route.matcher;
		delete route.matcher;
	}

	route.functionMatcher = route.matcher || route.functionMatcher;

	debug('Setting route.identifier...');
	debug(`  route.name is ${route.name}`);
	debug(`  route.url is ${route.url}`);
	debug(`  route.functionMatcher is ${route.functionMatcher}`);
	route.identifier = route.name || route.url || route.functionMatcher;
	debug(`  -> route.identifier set to ${route.identifier}`);
	return route;
};

const validateRoute = route => {
	if (!('response' in route)) {
		throw new Error('fetch-mock: Each route must define a response');
	}

	if (!matcherProperties.some(matcherType => matcherType in route)) {
		throw new Error(
			"fetch-mock: Each route must specify some criteria for matching calls to fetch. To match all calls use '*'"
		);
	}
};

const limit = route => {
	const debug = getDebug('limit()');
	debug('Limiting number of requests to handle by route');
	if (!route.repeat) {
		debug(
			'  No `repeat` value set on route. Will match any number of requests'
		);
		return;
	}

	debug(`  Route set to repeat ${route.repeat} times`);
	const matcher = route.matcher;
	let timesLeft = route.repeat;
	route.matcher = (url, options) => {
		const match = timesLeft && matcher(url, options);
		if (match) {
			timesLeft--;
			return true;
		}
	};
	route.reset = () => (timesLeft = route.repeat);
};

const delayResponse = route => {
	const debug = getDebug('delayResponse()');
	debug(`Applying response delay settings`);
	const { delay } = route;
	if (delay) {
		debug(`  Wrapping response in delay of ${delay} miliseconds`);
		const response = route.response;
		route.response = () => {
			debug(`Delaying response by ${delay} miliseconds`);
			return new Promise(res => setTimeout(() => res(response), delay));
		};
	} else {
		debug(
			`  No delay set on route. Will respond 'immediately' (but asynchronously)`
		);
	}
};

const compileRoute = function(args) {
	const debug = getDebug('compileRoute()');
	debug('Compiling route');
	const route = sanitizeRoute(argsToRoute(args));
	validateRoute(route);
	route.matcher = generateMatcher(route, this);
	limit(route);
	delayResponse(route);
	return route;
};

var compileRoute_1 = {
	compileRoute,
	sanitizeRoute
};

const { debug: debug$1, setDebugPhase } = debug_1;
const { compileRoute: compileRoute$1 } = compileRoute_1;
const FetchMock = {};

FetchMock.mock = function(...args) {
	setDebugPhase('setup');
	if (args.length) {
		this.addRoute(args);
	}

	return this._mock();
};

FetchMock.addRoute = function(uncompiledRoute) {
	debug$1('Adding route', uncompiledRoute);
	const route = this.compileRoute(uncompiledRoute);
	const clashes = this.routes.filter(
		({ identifier, method }) =>
			identifier === route.identifier &&
			(!method || !route.method || method === route.method)
	);

	if (this.getOption('overwriteRoutes', route) === false || !clashes.length) {
		this._uncompiledRoutes.push(uncompiledRoute);
		return this.routes.push(route);
	}

	if (this.getOption('overwriteRoutes', route) === true) {
		clashes.forEach(clash => {
			const index = this.routes.indexOf(clash);
			this._uncompiledRoutes.splice(index, 1, uncompiledRoute);
			this.routes.splice(index, 1, route);
		});
		return this.routes;
	}

	if (clashes.length) {
		throw new Error(
			'fetch-mock: Adding route with same name or matcher as existing route. See `overwriteRoutes` option.'
		);
	}

	this._uncompiledRoutes.push(uncompiledRoute);
	this.routes.push(route);
};

FetchMock._mock = function() {
	if (!this.isSandbox) {
		// Do this here rather than in the constructor to ensure it's scoped to the test
		this.realFetch = this.realFetch || this.global.fetch;
		this.global.fetch = this.fetchHandler;
	}
	setDebugPhase();
	return this;
};

FetchMock.catch = function(response) {
	if (this.fallbackResponse) {
		console.warn(
			'calling fetchMock.catch() twice - are you sure you want to overwrite the previous fallback response'
		); // eslint-disable-line
	}
	this.fallbackResponse = response || 'ok';
	return this._mock();
};

FetchMock.spy = function() {
	this._mock();
	return this.catch(this.getNativeFetch());
};

FetchMock.compileRoute = compileRoute$1;

const defineShorthand = (methodName, underlyingMethod, shorthandOptions) => {
	FetchMock[methodName] = function(matcher, response, options) {
		return this[underlyingMethod](
			matcher,
			response,
			Object.assign(options || {}, shorthandOptions)
		);
	};
};
defineShorthand('once', 'mock', { repeat: 1 });

['get', 'post', 'put', 'delete', 'head', 'patch'].forEach(method => {
	defineShorthand(method, 'mock', { method });
	defineShorthand(`${method}Once`, 'once', { method });
});

FetchMock.resetBehavior = function() {
	if (this.realFetch) {
		this.global.fetch = this.realFetch;
		this.realFetch = undefined;
	}
	this.fallbackResponse = undefined;
	this.routes = [];
	this._uncompiledRoutes = [];
	return this;
};

FetchMock.resetHistory = function() {
	this._calls = [];
	this._holdingPromises = [];
	this.routes.forEach(route => route.reset && route.reset());
	return this;
};

FetchMock.restore = FetchMock.reset = function() {
	this.resetBehavior();
	this.resetHistory();
	return this;
};

var setUpAndTearDown = FetchMock;

const { getDebug: getDebug$1 } = debug_1;
const responseConfigProps = [
	'body',
	'headers',
	'throws',
	'status',
	'redirectUrl'
];

class ResponseBuilder {
	constructor(options) {
		this.debug = getDebug$1('ResponseBuilder()');
		this.debug('Response builder created with options', options);
		Object.assign(this, options);
	}

	exec() {
		this.debug('building response');
		this.normalizeResponseConfig();
		this.constructFetchOpts();
		this.constructResponseBody();
		return this.buildObservableResponse(
			new this.fetchMock.config.Response(this.body, this.options)
		);
	}

	sendAsObject() {
		if (responseConfigProps.some(prop => this.responseConfig[prop])) {
			if (
				Object.keys(this.responseConfig).every(key =>
					responseConfigProps.includes(key)
				)
			) {
				return false;
			} else {
				return true;
			}
		} else {
			return true;
		}
	}

	normalizeResponseConfig() {
		// If the response config looks like a status, start to generate a simple response
		if (typeof this.responseConfig === 'number') {
			this.debug('building response using status', this.responseConfig);
			this.responseConfig = {
				status: this.responseConfig
			};
			// If the response config is not an object, or is an object that doesn't use
			// any reserved properties, assume it is meant to be the body of the response
		} else if (typeof this.responseConfig === 'string' || this.sendAsObject()) {
			this.debug('building text response from', this.responseConfig);
			this.responseConfig = {
				body: this.responseConfig
			};
		}
	}

	validateStatus(status) {
		if (!status) {
			this.debug('No status provided. Defaulting to 200');
			return 200;
		}

		if (
			(typeof status === 'number' &&
				parseInt(status, 10) !== status &&
				status >= 200) ||
			status < 600
		) {
			this.debug('Valid status provided', status);
			return status;
		}

		throw new TypeError(`fetch-mock: Invalid status ${status} passed on response object.
To respond with a JSON object that has status as a property assign the object to body
e.g. {"body": {"status: "registered"}}`);
	}

	constructFetchOpts() {
		this.options = this.responseConfig.options || {};
		this.options.url = this.responseConfig.redirectUrl || this.url;
		this.options.status = this.validateStatus(this.responseConfig.status);
		this.options.statusText = this.fetchMock.statusTextMap[
			'' + this.options.status
		];
		// Set up response headers. The empty object is to cope with
		// new Headers(undefined) throwing in Chrome
		// https://code.google.com/p/chromium/issues/detail?id=335871
		this.options.headers = new this.fetchMock.config.Headers(
			this.responseConfig.headers || {}
		);
	}

	getOption(name) {
		return this.fetchMock.getOption(name, this.route);
	}

	convertToJson() {
		// convert to json if we need to
		if (
			this.getOption('sendAsJson') &&
			this.responseConfig.body != null && //eslint-disable-line
			typeof this.body === 'object'
		) {
			this.debug('Stringifying JSON response body');
			this.body = JSON.stringify(this.body);
			if (!this.options.headers.has('Content-Type')) {
				this.options.headers.set('Content-Type', 'application/json');
			}
		}
	}

	setContentLength() {
		// add a Content-Length header if we need to
		if (
			this.getOption('includeContentLength') &&
			typeof this.body === 'string' &&
			!this.options.headers.has('Content-Length')
		) {
			this.debug('Setting content-length header:', this.body.length.toString());
			this.options.headers.set('Content-Length', this.body.length.toString());
		}
	}

	constructResponseBody() {
		// start to construct the body
		this.body = this.responseConfig.body;
		this.convertToJson();
		this.setContentLength();

		// On the server we need to manually construct the readable stream for the
		// Response object (on the client this done automatically)
		if (this.Stream) {
			this.debug('Creating response stream');
			const stream = new this.Stream.Readable();
			if (this.body != null) { //eslint-disable-line
				stream.push(this.body, 'utf-8');
			}
			stream.push(null);
			this.body = stream;
		}
		this.body = this.body;
	}

	buildObservableResponse(response) {
		const fetchMock = this.fetchMock;

		// Using a proxy means we can set properties that may not be writable on
		// the original Response. It also means we can track the resolution of
		// promises returned by res.json(), res.text() etc
		this.debug('Wrappipng Response in ES proxy for observability');
		return new Proxy(response, {
			get: (originalResponse, name) => {
				if (this.responseConfig.redirectUrl) {
					if (name === 'url') {
						this.debug(
							'Retrieving redirect url',
							this.responseConfig.redirectUrl
						);
						return this.responseConfig.redirectUrl;
					}

					if (name === 'redirected') {
						this.debug('Retrieving redirected status', true);
						return true;
					}
				}

				if (typeof originalResponse[name] === 'function') {
					this.debug('Wrapping body promises in ES proxies for observability');
					return new Proxy(originalResponse[name], {
						apply: (func, thisArg, args) => {
							this.debug(`Calling res.${name}`);
							const result = func.apply(response, args);
							if (result.then) {
								fetchMock._holdingPromises.push(result.catch(() => null));
							}
							return result;
						}
					});
				}

				return originalResponse[name];
			}
		});
	}
}

var responseBuilder = options => new ResponseBuilder(options).exec();

const { debug: debug$2, setDebugPhase: setDebugPhase$1, getDebug: getDebug$2 } = debug_1;


const FetchMock$1 = {};

// see https://heycam.github.io/webidl/#aborterror for the standardised interface
// Note that this differs slightly from node-fetch
class AbortError extends Error {
	constructor() {
		super(...arguments);
		this.name = 'AbortError';
		this.message = 'The operation was aborted.';

		// Do not include this class in the stacktrace
		if (Error.captureStackTrace) {
			Error.captureStackTrace(this, this.constructor);
		}
	}
}

const resolve = async (
	{ response, responseIsFetch = false },
	url,
	options,
	request
) => {
	const debug = getDebug$2('resolve()');
	debug('Recursively resolving function and promise responses');
	// We want to allow things like
	// - function returning a Promise for a response
	// - delaying (using a timeout Promise) a function's execution to generate
	//   a response
	// Because of this we can't safely check for function before Promisey-ness,
	// or vice versa. So to keep it DRY, and flexible, we keep trying until we
	// have something that looks like neither Promise nor function
	while (true) {
		if (typeof response === 'function') {
			debug('  Response is a function');
			// in the case of falling back to the network we need to make sure we're using
			// the original Request instance, not our normalised url + options
			if (responseIsFetch) {
				if (request) {
					debug('  -> Calling fetch with Request instance');
					return response(request);
				}
				debug('  -> Calling fetch with url and options');
				return response(url, options);
			} else {
				debug('  -> Calling response function');
				response = response(url, options, request);
			}
		} else if (typeof response.then === 'function') {
			debug('  Response is a promise');
			debug('  -> Resolving promise');
			response = await response;
		} else {
			debug('  Response is not a function or a promise');
			debug('  -> Exiting response resolution recursion');
			return response;
		}
	}
};

FetchMock$1.fetchHandler = function(url, options, request) {
	setDebugPhase$1('handle');
	const debug = getDebug$2('fetchHandler()');
	debug('fetch called with:', url, options);
	const normalizedRequest = requestUtils.normalizeRequest(
		url,
		options,
		this.config.Request
	);

	({ url, options, request } = normalizedRequest);

	const { signal } = normalizedRequest;

	debug('Request normalised');
	debug('  url', url);
	debug('  options', options);
	debug('  request', request);
	debug('  signal', signal);

	if (request && this.routes.some(({ body }) => !!body)) {
		debug(
			'Need to wait for Body to be streamed before calling router: switching to async mode'
		);
		return this._asyncFetchHandler(url, options, request, signal);
	}
	return this._fetchHandler(url, options, request, signal);
};

FetchMock$1._asyncFetchHandler = async function(url, options, request, signal) {
	options.body = await options.body;
	return this._fetchHandler(url, options, request, signal);
};

FetchMock$1._fetchHandler = function(url, options, request, signal) {
	const route = this.executeRouter(url, options, request);

	// this is used to power the .flush() method
	let done;
	this._holdingPromises.push(new this.config.Promise(res => (done = res)));

	// wrapped in this promise to make sure we respect custom Promise
	// constructors defined by the user
	return new this.config.Promise((res, rej) => {
		if (signal) {
			debug$2('signal exists - enabling fetch abort');
			const abort = () => {
				debug$2('aborting fetch');
				// note that DOMException is not available in node.js; even node-fetch uses a custom error class: https://github.com/bitinn/node-fetch/blob/master/src/abort-error.js
				rej(
					typeof DOMException !== 'undefined'
						? new DOMException('The operation was aborted.', 'AbortError')
						: new AbortError()
				);
				done();
			};
			if (signal.aborted) {
				debug$2('signal is already aborted - aborting the fetch');
				abort();
			}
			signal.addEventListener('abort', abort);
		}

		this.generateResponse(route, url, options, request)
			.then(res, rej)
			.then(done, done)
			.then(() => {
				setDebugPhase$1();
			});
	});
};

FetchMock$1.fetchHandler.isMock = true;

FetchMock$1.executeRouter = function(url, options, request) {
	const debug = getDebug$2('executeRouter()');
	debug(`Attempting to match request to a route`);
	if (this.getOption('fallbackToNetwork') === 'always') {
		debug(
			'  Configured with fallbackToNetwork=always - passing through to fetch'
		);
		return { response: this.getNativeFetch(), responseIsFetch: true };
	}

	const match = this.router(url, options, request);

	if (match) {
		debug('  Matching route found');
		return match;
	}

	if (this.getOption('warnOnFallback')) {
		console.warn(`Unmatched ${(options && options.method) || 'GET'} to ${url}`); // eslint-disable-line
	}

	this.push({ url, options, request, isUnmatched: true });

	if (this.fallbackResponse) {
		debug('  No matching route found - using fallbackResponse');
		return { response: this.fallbackResponse };
	}

	if (!this.getOption('fallbackToNetwork')) {
		throw new Error(
			`fetch-mock: No fallback response defined for ${(options &&
				options.method) ||
				'GET'} to ${url}`
		);
	}

	debug('  Configured to fallbackToNetwork - passing through to fetch');
	return { response: this.getNativeFetch(), responseIsFetch: true };
};

FetchMock$1.generateResponse = async function(route, url, options, request) {
	const debug = getDebug$2('generateResponse()');
	const response = await resolve(route, url, options, request);

	// If the response says to throw an error, throw it
	// Type checking is to deal with sinon spies having a throws property :-0
	if (response.throws && typeof response !== 'function') {
		debug('response.throws is defined - throwing an error');
		throw response.throws;
	}

	// If the response is a pre-made Response, respond with it
	if (this.config.Response.prototype.isPrototypeOf(response)) {
		debug('response is already a Response instance - returning it');
		return response;
	}

	// finally, if we need to convert config into a response, we do it
	return responseBuilder({
		url,
		responseConfig: response,
		fetchMock: this,
		route
	});
};

FetchMock$1.router = function(url, options, request) {
	const route = this.routes.find((route, i) => {
		debug$2(`Trying to match route ${i}`);
		return route.matcher(url, options, request);
	});

	if (route) {
		this.push({
			url,
			options,
			request,
			identifier: route.identifier
		});
		return route;
	}
};

FetchMock$1.getNativeFetch = function() {
	const func = this.realFetch || (this.isSandbox && this.config.fetch);
	if (!func) {
		throw new Error(
			'fetch-mock: Falling back to network only available on global fetch-mock, or by setting config.fetch on sandboxed fetch-mock'
		);
	}
	return func;
};

FetchMock$1.push = function({ url, options, request, isUnmatched, identifier }) {
	debug$2('Recording fetch call', {
		url,
		options,
		request,
		isUnmatched,
		identifier
	});
	const args = [url, options];
	args.request = request;
	args.identifier = identifier;
	args.isUnmatched = isUnmatched;
	this._calls.push(args);
};

var fetchHandler = FetchMock$1;

const { setDebugPhase: setDebugPhase$2, setDebugNamespace: setDebugNamespace$1, debug: debug$3 } = debug_1;
const { normalizeUrl: normalizeUrl$2 } = requestUtils;
const FetchMock$2 = {};
const { sanitizeRoute: sanitizeRoute$1 } = compileRoute_1;

const isName = nameOrMatcher =>
	typeof nameOrMatcher === 'string' && /^[\da-zA-Z\-]+$/.test(nameOrMatcher);

const filterCallsWithMatcher = function(matcher, options = {}, calls) {
	matcher = generateMatcher(
		sanitizeRoute$1(Object.assign({ matcher }, options)),
		this
	);
	return calls.filter(([url, options]) => matcher(normalizeUrl$2(url), options));
};

const formatDebug = func => {
	return function(...args) {
		setDebugPhase$2('inspect');
		const result = func.call(this, ...args);
		setDebugPhase$2();
		return result;
	};
};

FetchMock$2.filterCalls = function(nameOrMatcher, options) {
	debug$3('Filtering fetch calls');
	let calls = this._calls;
	let matcher = '*';

	if ([true, 'matched'].includes(nameOrMatcher)) {
		debug$3(`Filter provided is ${nameOrMatcher}. Returning matched calls only`);
		calls = calls.filter(({ isUnmatched }) => !isUnmatched);
	} else if ([false, 'unmatched'].includes(nameOrMatcher)) {
		debug$3(
			`Filter provided is ${nameOrMatcher}. Returning unmatched calls only`
		);
		calls = calls.filter(({ isUnmatched }) => isUnmatched);
	} else if (typeof nameOrMatcher === 'undefined') {
		debug$3(`Filter provided is undefined. Returning all calls`);
		calls = calls;
	} else if (isName(nameOrMatcher)) {
		debug$3(
			`Filter provided, looks like the name of a named route. Returning only calls handled by that route`
		);
		calls = calls.filter(({ identifier }) => identifier === nameOrMatcher);
	} else {
		matcher = normalizeUrl$2(nameOrMatcher);
		if (this.routes.some(({ identifier }) => identifier === matcher)) {
			debug$3(
				`Filter provided, ${nameOrMatcher}, identifies a route. Returning only calls handled by that route`
			);
			calls = calls.filter(call => call.identifier === matcher);
		}
	}

	if ((options || matcher !== '*') && calls.length) {
		if (typeof options === 'string') {
			options = { method: options };
		}
		debug$3(
			'Compiling filter and options to route in order to filter all calls',
			nameOrMatcher
		);
		calls = filterCallsWithMatcher.call(this, matcher, options, calls);
	}
	debug$3(`Retrieved ${calls.length} calls`);
	return calls;
};

FetchMock$2.calls = formatDebug(function(nameOrMatcher, options) {
	debug$3('retrieving matching calls');
	return this.filterCalls(nameOrMatcher, options);
});

FetchMock$2.lastCall = formatDebug(function(nameOrMatcher, options) {
	debug$3('retrieving last matching call');
	return [...this.filterCalls(nameOrMatcher, options)].pop();
});

FetchMock$2.lastUrl = formatDebug(function(nameOrMatcher, options) {
	debug$3('retrieving url of last matching call');
	return (this.lastCall(nameOrMatcher, options) || [])[0];
});

FetchMock$2.lastOptions = formatDebug(function(nameOrMatcher, options) {
	debug$3('retrieving options of last matching call');
	return (this.lastCall(nameOrMatcher, options) || [])[1];
});

FetchMock$2.called = formatDebug(function(nameOrMatcher, options) {
	debug$3('checking if matching call was made');
	return !!this.filterCalls(nameOrMatcher, options).length;
});

FetchMock$2.flush = formatDebug(async function(waitForResponseMethods) {
	setDebugNamespace$1('flush');
	debug$3(
		`flushing all fetch calls. ${
			waitForResponseMethods ? '' : 'Not '
		}waiting for response bodies to complete download`
	);

	const queuedPromises = this._holdingPromises;
	this._holdingPromises = [];
	debug$3(`${queuedPromises.length} fetch calls to be awaited`);

	await Promise.all(queuedPromises);
	debug$3(`All fetch calls have completed`);
	if (waitForResponseMethods && this._holdingPromises.length) {
		debug$3(`Awaiting all fetch bodies to download`);
		await this.flush(waitForResponseMethods);
		debug$3(`All fetch bodies have completed downloading`);
	}
	setDebugNamespace$1();
});

FetchMock$2.done = formatDebug(function(nameOrMatcher) {
	setDebugPhase$2('inspect');
	setDebugNamespace$1('done');
	debug$3('Checking to see if expected calls have been made');
	let routesToCheck;

	if (nameOrMatcher && typeof nameOrMatcher !== 'boolean') {
		debug$3(
			'Checking to see if expected calls have been made for single route:',
			nameOrMatcher
		);
		routesToCheck = [{ identifier: nameOrMatcher }];
	} else {
		debug$3('Checking to see if expected calls have been made for all routes');
		routesToCheck = this.routes;
	}

	// Can't use array.every because would exit after first failure, which would
	// break the logging
	const result = routesToCheck
		.map(({ identifier }) => {
			if (!this.called(identifier)) {
				debug$3('No calls made for route:', identifier);
				console.warn(`Warning: ${identifier} not called`); // eslint-disable-line
				return false;
			}

			const expectedTimes = (
				this.routes.find(r => r.identifier === identifier) || {}
			).repeat;

			if (!expectedTimes) {
				debug$3(
					'Route has been called at least once, and no expectation of more set:',
					identifier
				);
				return true;
			}
			const actualTimes = this.filterCalls(identifier).length;

			debug$3(`Route called ${actualTimes} times:`, identifier);
			if (expectedTimes > actualTimes) {
				debug$3(
					`Route called ${actualTimes} times, but expected ${expectedTimes}:`,
					identifier
				);
				console.warn(
					`Warning: ${identifier} only called ${actualTimes} times, but ${expectedTimes} expected`
				); // eslint-disable-line
				return false;
			} else {
				return true;
			}
		})
		.every(isDone => isDone);

	setDebugNamespace$1();
	setDebugPhase$2();
	return result;
});

var inspecting = FetchMock$2;

const { debug: debug$4 } = debug_1;




const FetchMock$3 = Object.assign({}, fetchHandler, setUpAndTearDown, inspecting);

FetchMock$3.config = {
	fallbackToNetwork: false,
	includeContentLength: true,
	sendAsJson: true,
	warnOnFallback: true,
	overwriteRoutes: undefined
};

FetchMock$3.createInstance = function() {
	debug$4('Creating fetch-mock instance');
	const instance = Object.create(FetchMock$3);
	instance._uncompiledRoutes = (this._uncompiledRoutes || []).slice();
	instance.routes = instance._uncompiledRoutes.map(config =>
		instance.compileRoute(config)
	);
	instance.fallbackResponse = this.fallbackResponse || undefined;
	instance.config = Object.assign({}, this.config || FetchMock$3.config);
	instance._calls = [];
	instance._holdingPromises = [];
	instance.bindMethods();
	return instance;
};

FetchMock$3.bindMethods = function() {
	this.fetchHandler = FetchMock$3.fetchHandler.bind(this);
	this.reset = this.restore = FetchMock$3.reset.bind(this);
	this.resetHistory = FetchMock$3.resetHistory.bind(this);
	this.resetBehavior = FetchMock$3.resetBehavior.bind(this);
};

FetchMock$3.sandbox = function() {
	debug$4('Creating sandboxed fetch-mock instance');
	// this construct allows us to create a fetch-mock instance which is also
	// a callable function, while circumventing circularity when defining the
	// object that this function should be bound to
	const proxy = (url, options) => sandbox.fetchHandler(url, options);

	const sandbox = Object.assign(
		proxy, // Ensures that the entire returned object is a callable function
		FetchMock$3, // prototype methods
		this.createInstance() // instance data
	);

	sandbox.bindMethods();
	sandbox.isSandbox = true;
	return sandbox;
};

FetchMock$3.getOption = function(name, route = {}) {
	return name in route ? route[name] : this.config[name];
};

var lib = FetchMock$3;

const statusTextMap = {
	'100': 'Continue',
	'101': 'Switching Protocols',
	'102': 'Processing',
	'200': 'OK',
	'201': 'Created',
	'202': 'Accepted',
	'203': 'Non-Authoritative Information',
	'204': 'No Content',
	'205': 'Reset Content',
	'206': 'Partial Content',
	'207': 'Multi-Status',
	'208': 'Already Reported',
	'226': 'IM Used',
	'300': 'Multiple Choices',
	'301': 'Moved Permanently',
	'302': 'Found',
	'303': 'See Other',
	'304': 'Not Modified',
	'305': 'Use Proxy',
	'307': 'Temporary Redirect',
	'308': 'Permanent Redirect',
	'400': 'Bad Request',
	'401': 'Unauthorized',
	'402': 'Payment Required',
	'403': 'Forbidden',
	'404': 'Not Found',
	'405': 'Method Not Allowed',
	'406': 'Not Acceptable',
	'407': 'Proxy Authentication Required',
	'408': 'Request Timeout',
	'409': 'Conflict',
	'410': 'Gone',
	'411': 'Length Required',
	'412': 'Precondition Failed',
	'413': 'Payload Too Large',
	'414': 'URI Too Long',
	'415': 'Unsupported Media Type',
	'416': 'Range Not Satisfiable',
	'417': 'Expectation Failed',
	'418': "I'm a teapot",
	'421': 'Misdirected Request',
	'422': 'Unprocessable Entity',
	'423': 'Locked',
	'424': 'Failed Dependency',
	'425': 'Unordered Collection',
	'426': 'Upgrade Required',
	'428': 'Precondition Required',
	'429': 'Too Many Requests',
	'431': 'Request Header Fields Too Large',
	'451': 'Unavailable For Legal Reasons',
	'500': 'Internal Server Error',
	'501': 'Not Implemented',
	'502': 'Bad Gateway',
	'503': 'Service Unavailable',
	'504': 'Gateway Timeout',
	'505': 'HTTP Version Not Supported',
	'506': 'Variant Also Negotiates',
	'507': 'Insufficient Storage',
	'508': 'Loop Detected',
	'509': 'Bandwidth Limit Exceeded',
	'510': 'Not Extended',
	'511': 'Network Authentication Required'
};

var statusText = statusTextMap;

const theGlobal = typeof window !== 'undefined' ? window : self;
const { setUrlImplementation } = requestUtils;
setUrlImplementation(theGlobal.URL);

lib.global = theGlobal;
lib.statusTextMap = statusText;

lib.config = Object.assign(lib.config, {
	Promise: theGlobal.Promise,
	Request: theGlobal.Request,
	Response: theGlobal.Response,
	Headers: theGlobal.Headers
});

var client = lib.createInstance();

export default client;