/*!

* Font Awesome Free 5.15.1 by @fontawesome - https://fontawesome.com
* License - https://fontawesome.com/license/free (Icons: CC BY 4.0, Fonts: SIL OFL 1.1, Code: MIT License)
*/

(function (global, factory) {

typeof exports === 'object' && typeof module !== 'undefined' ? factory(exports) :
typeof define === 'function' && define.amd ? define(['exports'], factory) :
(factory((global['fontawesome-free-conflict-detection'] = {})));

}(this, (function (exports) { 'use strict';

function _typeof(obj) {
  if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") {
    _typeof = function (obj) {
      return typeof obj;
    };
  } else {
    _typeof = function (obj) {
      return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
    };
  }

  return _typeof(obj);
}

function _defineProperty(obj, key, value) {
  if (key in obj) {
    Object.defineProperty(obj, key, {
      value: value,
      enumerable: true,
      configurable: true,
      writable: true
    });
  } else {
    obj[key] = value;
  }

  return obj;
}

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

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

    ownKeys.forEach(function (key) {
      _defineProperty(target, key, source[key]);
    });
  }

  return target;
}

var _WINDOW = {};
var _DOCUMENT = {};

try {
  if (typeof window !== 'undefined') _WINDOW = window;
  if (typeof document !== 'undefined') _DOCUMENT = document;
} catch (e) {}

var _ref = _WINDOW.navigator || {},
    _ref$userAgent = _ref.userAgent,
    userAgent = _ref$userAgent === void 0 ? '' : _ref$userAgent;

var WINDOW = _WINDOW;
var DOCUMENT = _DOCUMENT;
var IS_BROWSER = !!WINDOW.document;
var IS_DOM = !!DOCUMENT.documentElement && !!DOCUMENT.head && typeof DOCUMENT.addEventListener === 'function' && typeof DOCUMENT.createElement === 'function';
var IS_IE = ~userAgent.indexOf('MSIE') || ~userAgent.indexOf('Trident/');

var functions = [];

var listener = function listener() {
  DOCUMENT.removeEventListener('DOMContentLoaded', listener);
  loaded = 1;
  functions.map(function (fn) {
    return fn();
  });
};

var loaded = false;

if (IS_DOM) {
  loaded = (DOCUMENT.documentElement.doScroll ? /^loaded|^c/ : /^loaded|^i|^c/).test(DOCUMENT.readyState);
  if (!loaded) DOCUMENT.addEventListener('DOMContentLoaded', listener);
}

function domready (fn) {
  if (!IS_DOM) return;
  loaded ? setTimeout(fn, 0) : functions.push(fn);
}

function report (_ref) {
  var nodesTested = _ref.nodesTested,
      nodesFound = _ref.nodesFound;
  var timedOutTests = {};

  for (var key in nodesFound) {
    if (!(nodesTested.conflict[key] || nodesTested.noConflict[key])) {
      timedOutTests[key] = nodesFound[key];
    }
  }

  var conflictsCount = Object.keys(nodesTested.conflict).length;

  if (conflictsCount > 0) {
    console.info("%cConflict".concat(conflictsCount > 1 ? 's' : '', " found:"), 'color: darkred; font-size: large');
    var data = {};

    for (var _key in nodesTested.conflict) {
      var item = nodesTested.conflict[_key];
      data[_key] = {
        'tagName': item.tagName,
        'src/href': item.src || item.href || 'n/a',
        'innerText excerpt': item.innerText && item.innerText !== '' ? item.innerText.slice(0, 200) + '...' : '(empty)'
      };
    }

    console.table(data);
  }

  var noConflictsCount = Object.keys(nodesTested.noConflict).length;

  if (noConflictsCount > 0) {
    console.info("%cNo conflict".concat(noConflictsCount > 1 ? 's' : '', " found with ").concat(noConflictsCount == 1 ? 'this' : 'these', ":"), 'color: green; font-size: large');
    var _data = {};

    for (var _key2 in nodesTested.noConflict) {
      var _item = nodesTested.noConflict[_key2];
      _data[_key2] = {
        'tagName': _item.tagName,
        'src/href': _item.src || _item.href || 'n/a',
        'innerText excerpt': _item.innerText && _item.innerText !== '' ? _item.innerText.slice(0, 200) + '...' : '(empty)'
      };
    }

    console.table(_data);
  }

  var timeOutCount = Object.keys(timedOutTests).length;

  if (timeOutCount > 0) {
    console.info("%cLeftovers--we timed out before collecting test results for ".concat(timeOutCount == 1 ? 'this' : 'these', ":"), 'color: blue; font-size: large');
    var _data2 = {};

    for (var _key3 in timedOutTests) {
      var _item2 = timedOutTests[_key3];
      _data2[_key3] = {
        'tagName': _item2.tagName,
        'src/href': _item2.src || _item2.href || 'n/a',
        'innerText excerpt': _item2.innerText && _item2.innerText !== '' ? _item2.innerText.slice(0, 200) + '...' : '(empty)'
      };
    }

    console.table(_data2);
  }
}

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

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

var md5 = createCommonjsModule(function (module) {

  (function ($) {
    /**
     * Add integers, wrapping at 2^32.
     * This uses 16-bit operations internally to work around bugs in interpreters.
     *
     * @param {number} x First integer
     * @param {number} y Second integer
     * @returns {number} Sum
     */

    function safeAdd(x, y) {
      var lsw = (x & 0xffff) + (y & 0xffff);
      var msw = (x >> 16) + (y >> 16) + (lsw >> 16);
      return msw << 16 | lsw & 0xffff;
    }
    /**
     * Bitwise rotate a 32-bit number to the left.
     *
     * @param {number} num 32-bit number
     * @param {number} cnt Rotation count
     * @returns {number} Rotated number
     */

    function bitRotateLeft(num, cnt) {
      return num << cnt | num >>> 32 - cnt;
    }
    /**
     * Basic operation the algorithm uses.
     *
     * @param {number} q q
     * @param {number} a a
     * @param {number} b b
     * @param {number} x x
     * @param {number} s s
     * @param {number} t t
     * @returns {number} Result
     */

    function md5cmn(q, a, b, x, s, t) {
      return safeAdd(bitRotateLeft(safeAdd(safeAdd(a, q), safeAdd(x, t)), s), b);
    }
    /**
     * Basic operation the algorithm uses.
     *
     * @param {number} a a
     * @param {number} b b
     * @param {number} c c
     * @param {number} d d
     * @param {number} x x
     * @param {number} s s
     * @param {number} t t
     * @returns {number} Result
     */

    function md5ff(a, b, c, d, x, s, t) {
      return md5cmn(b & c | ~b & d, a, b, x, s, t);
    }
    /**
     * Basic operation the algorithm uses.
     *
     * @param {number} a a
     * @param {number} b b
     * @param {number} c c
     * @param {number} d d
     * @param {number} x x
     * @param {number} s s
     * @param {number} t t
     * @returns {number} Result
     */

    function md5gg(a, b, c, d, x, s, t) {
      return md5cmn(b & d | c & ~d, a, b, x, s, t);
    }
    /**
     * Basic operation the algorithm uses.
     *
     * @param {number} a a
     * @param {number} b b
     * @param {number} c c
     * @param {number} d d
     * @param {number} x x
     * @param {number} s s
     * @param {number} t t
     * @returns {number} Result
     */

    function md5hh(a, b, c, d, x, s, t) {
      return md5cmn(b ^ c ^ d, a, b, x, s, t);
    }
    /**
     * Basic operation the algorithm uses.
     *
     * @param {number} a a
     * @param {number} b b
     * @param {number} c c
     * @param {number} d d
     * @param {number} x x
     * @param {number} s s
     * @param {number} t t
     * @returns {number} Result
     */

    function md5ii(a, b, c, d, x, s, t) {
      return md5cmn(c ^ (b | ~d), a, b, x, s, t);
    }
    /**
     * Calculate the MD5 of an array of little-endian words, and a bit length.
     *
     * @param {Array} x Array of little-endian words
     * @param {number} len Bit length
     * @returns {Array<number>} MD5 Array
     */

    function binlMD5(x, len) {
      /* append padding */
      x[len >> 5] |= 0x80 << len % 32;
      x[(len + 64 >>> 9 << 4) + 14] = len;
      var i;
      var olda;
      var oldb;
      var oldc;
      var oldd;
      var a = 1732584193;
      var b = -271733879;
      var c = -1732584194;
      var d = 271733878;

      for (i = 0; i < x.length; i += 16) {
        olda = a;
        oldb = b;
        oldc = c;
        oldd = d;
        a = md5ff(a, b, c, d, x[i], 7, -680876936);
        d = md5ff(d, a, b, c, x[i + 1], 12, -389564586);
        c = md5ff(c, d, a, b, x[i + 2], 17, 606105819);
        b = md5ff(b, c, d, a, x[i + 3], 22, -1044525330);
        a = md5ff(a, b, c, d, x[i + 4], 7, -176418897);
        d = md5ff(d, a, b, c, x[i + 5], 12, 1200080426);
        c = md5ff(c, d, a, b, x[i + 6], 17, -1473231341);
        b = md5ff(b, c, d, a, x[i + 7], 22, -45705983);
        a = md5ff(a, b, c, d, x[i + 8], 7, 1770035416);
        d = md5ff(d, a, b, c, x[i + 9], 12, -1958414417);
        c = md5ff(c, d, a, b, x[i + 10], 17, -42063);
        b = md5ff(b, c, d, a, x[i + 11], 22, -1990404162);
        a = md5ff(a, b, c, d, x[i + 12], 7, 1804603682);
        d = md5ff(d, a, b, c, x[i + 13], 12, -40341101);
        c = md5ff(c, d, a, b, x[i + 14], 17, -1502002290);
        b = md5ff(b, c, d, a, x[i + 15], 22, 1236535329);
        a = md5gg(a, b, c, d, x[i + 1], 5, -165796510);
        d = md5gg(d, a, b, c, x[i + 6], 9, -1069501632);
        c = md5gg(c, d, a, b, x[i + 11], 14, 643717713);
        b = md5gg(b, c, d, a, x[i], 20, -373897302);
        a = md5gg(a, b, c, d, x[i + 5], 5, -701558691);
        d = md5gg(d, a, b, c, x[i + 10], 9, 38016083);
        c = md5gg(c, d, a, b, x[i + 15], 14, -660478335);
        b = md5gg(b, c, d, a, x[i + 4], 20, -405537848);
        a = md5gg(a, b, c, d, x[i + 9], 5, 568446438);
        d = md5gg(d, a, b, c, x[i + 14], 9, -1019803690);
        c = md5gg(c, d, a, b, x[i + 3], 14, -187363961);
        b = md5gg(b, c, d, a, x[i + 8], 20, 1163531501);
        a = md5gg(a, b, c, d, x[i + 13], 5, -1444681467);
        d = md5gg(d, a, b, c, x[i + 2], 9, -51403784);
        c = md5gg(c, d, a, b, x[i + 7], 14, 1735328473);
        b = md5gg(b, c, d, a, x[i + 12], 20, -1926607734);
        a = md5hh(a, b, c, d, x[i + 5], 4, -378558);
        d = md5hh(d, a, b, c, x[i + 8], 11, -2022574463);
        c = md5hh(c, d, a, b, x[i + 11], 16, 1839030562);
        b = md5hh(b, c, d, a, x[i + 14], 23, -35309556);
        a = md5hh(a, b, c, d, x[i + 1], 4, -1530992060);
        d = md5hh(d, a, b, c, x[i + 4], 11, 1272893353);
        c = md5hh(c, d, a, b, x[i + 7], 16, -155497632);
        b = md5hh(b, c, d, a, x[i + 10], 23, -1094730640);
        a = md5hh(a, b, c, d, x[i + 13], 4, 681279174);
        d = md5hh(d, a, b, c, x[i], 11, -358537222);
        c = md5hh(c, d, a, b, x[i + 3], 16, -722521979);
        b = md5hh(b, c, d, a, x[i + 6], 23, 76029189);
        a = md5hh(a, b, c, d, x[i + 9], 4, -640364487);
        d = md5hh(d, a, b, c, x[i + 12], 11, -421815835);
        c = md5hh(c, d, a, b, x[i + 15], 16, 530742520);
        b = md5hh(b, c, d, a, x[i + 2], 23, -995338651);
        a = md5ii(a, b, c, d, x[i], 6, -198630844);
        d = md5ii(d, a, b, c, x[i + 7], 10, 1126891415);
        c = md5ii(c, d, a, b, x[i + 14], 15, -1416354905);
        b = md5ii(b, c, d, a, x[i + 5], 21, -57434055);
        a = md5ii(a, b, c, d, x[i + 12], 6, 1700485571);
        d = md5ii(d, a, b, c, x[i + 3], 10, -1894986606);
        c = md5ii(c, d, a, b, x[i + 10], 15, -1051523);
        b = md5ii(b, c, d, a, x[i + 1], 21, -2054922799);
        a = md5ii(a, b, c, d, x[i + 8], 6, 1873313359);
        d = md5ii(d, a, b, c, x[i + 15], 10, -30611744);
        c = md5ii(c, d, a, b, x[i + 6], 15, -1560198380);
        b = md5ii(b, c, d, a, x[i + 13], 21, 1309151649);
        a = md5ii(a, b, c, d, x[i + 4], 6, -145523070);
        d = md5ii(d, a, b, c, x[i + 11], 10, -1120210379);
        c = md5ii(c, d, a, b, x[i + 2], 15, 718787259);
        b = md5ii(b, c, d, a, x[i + 9], 21, -343485551);
        a = safeAdd(a, olda);
        b = safeAdd(b, oldb);
        c = safeAdd(c, oldc);
        d = safeAdd(d, oldd);
      }

      return [a, b, c, d];
    }
    /**
     * Convert an array of little-endian words to a string
     *
     * @param {Array<number>} input MD5 Array
     * @returns {string} MD5 string
     */

    function binl2rstr(input) {
      var i;
      var output = '';
      var length32 = input.length * 32;

      for (i = 0; i < length32; i += 8) {
        output += String.fromCharCode(input[i >> 5] >>> i % 32 & 0xff);
      }

      return output;
    }
    /**
     * Convert a raw string to an array of little-endian words
     * Characters >255 have their high-byte silently ignored.
     *
     * @param {string} input Raw input string
     * @returns {Array<number>} Array of little-endian words
     */

    function rstr2binl(input) {
      var i;
      var output = [];
      output[(input.length >> 2) - 1] = undefined;

      for (i = 0; i < output.length; i += 1) {
        output[i] = 0;
      }

      var length8 = input.length * 8;

      for (i = 0; i < length8; i += 8) {
        output[i >> 5] |= (input.charCodeAt(i / 8) & 0xff) << i % 32;
      }

      return output;
    }
    /**
     * Calculate the MD5 of a raw string
     *
     * @param {string} s Input string
     * @returns {string} Raw MD5 string
     */

    function rstrMD5(s) {
      return binl2rstr(binlMD5(rstr2binl(s), s.length * 8));
    }
    /**
     * Calculates the HMAC-MD5 of a key and some data (raw strings)
     *
     * @param {string} key HMAC key
     * @param {string} data Raw input string
     * @returns {string} Raw MD5 string
     */

    function rstrHMACMD5(key, data) {
      var i;
      var bkey = rstr2binl(key);
      var ipad = [];
      var opad = [];
      var hash;
      ipad[15] = opad[15] = undefined;

      if (bkey.length > 16) {
        bkey = binlMD5(bkey, key.length * 8);
      }

      for (i = 0; i < 16; i += 1) {
        ipad[i] = bkey[i] ^ 0x36363636;
        opad[i] = bkey[i] ^ 0x5c5c5c5c;
      }

      hash = binlMD5(ipad.concat(rstr2binl(data)), 512 + data.length * 8);
      return binl2rstr(binlMD5(opad.concat(hash), 512 + 128));
    }
    /**
     * Convert a raw string to a hex string
     *
     * @param {string} input Raw input string
     * @returns {string} Hex encoded string
     */

    function rstr2hex(input) {
      var hexTab = '0123456789abcdef';
      var output = '';
      var x;
      var i;

      for (i = 0; i < input.length; i += 1) {
        x = input.charCodeAt(i);
        output += hexTab.charAt(x >>> 4 & 0x0f) + hexTab.charAt(x & 0x0f);
      }

      return output;
    }
    /**
     * Encode a string as UTF-8
     *
     * @param {string} input Input string
     * @returns {string} UTF8 string
     */

    function str2rstrUTF8(input) {
      return unescape(encodeURIComponent(input));
    }
    /**
     * Encodes input string as raw MD5 string
     *
     * @param {string} s Input string
     * @returns {string} Raw MD5 string
     */

    function rawMD5(s) {
      return rstrMD5(str2rstrUTF8(s));
    }
    /**
     * Encodes input string as Hex encoded string
     *
     * @param {string} s Input string
     * @returns {string} Hex encoded string
     */

    function hexMD5(s) {
      return rstr2hex(rawMD5(s));
    }
    /**
     * Calculates the raw HMAC-MD5 for the given key and data
     *
     * @param {string} k HMAC key
     * @param {string} d Input string
     * @returns {string} Raw MD5 string
     */

    function rawHMACMD5(k, d) {
      return rstrHMACMD5(str2rstrUTF8(k), str2rstrUTF8(d));
    }
    /**
     * Calculates the Hex encoded HMAC-MD5 for the given key and data
     *
     * @param {string} k HMAC key
     * @param {string} d Input string
     * @returns {string} Raw MD5 string
     */

    function hexHMACMD5(k, d) {
      return rstr2hex(rawHMACMD5(k, d));
    }
    /**
     * Calculates MD5 value for a given string.
     * If a key is provided, calculates the HMAC-MD5 value.
     * Returns a Hex encoded string unless the raw argument is given.
     *
     * @param {string} string Input string
     * @param {string} [key] HMAC key
     * @param {boolean} raw Raw oytput switch
     * @returns {string} MD5 output
     */

    function md5(string, key, raw) {
      if (!key) {
        if (!raw) {
          return hexMD5(string);
        }

        return rawMD5(string);
      }

      if (!raw) {
        return hexHMACMD5(key, string);
      }

      return rawHMACMD5(key, string);
    }

    if (module.exports) {
      module.exports = md5;
    } else {
      $.md5 = md5;
    }
  })(commonjsGlobal);
});

function md5ForNode(node) {
  if (null === node || 'object' !== _typeof(node)) return undefined;

  if (node.src) {
    return md5(node.src);
  } else if (node.href) {
    return md5(node.href);
  } else if (node.innerText && '' !== node.innerText) {
    // eslint-disable-line yoda
    return md5(node.innerText);
  } else {
    return undefined;
  }
}

var diagScriptId = 'fa-kits-diag';
var nodeUnderTestId = 'fa-kits-node-under-test';
var md5Attr = 'data-md5';
var detectionIgnoreAttr = 'data-fa-detection-ignore';
var timeoutAttr = 'data-fa-detection-timeout';
var resultsCollectionMaxWaitAttr = 'data-fa-detection-results-collection-max-wait';

var silenceErrors = function silenceErrors(e) {
  e.preventDefault();
  e.stopPropagation();
};

function pollUntil(_ref) {
  var _ref$fn = _ref.fn,
      fn = _ref$fn === void 0 ? function () {
    return true;
  } : _ref$fn,
      _ref$initialDuration = _ref.initialDuration,
      initialDuration = _ref$initialDuration === void 0 ? 1 : _ref$initialDuration,
      _ref$maxDuration = _ref.maxDuration,
      maxDuration = _ref$maxDuration === void 0 ? WINDOW.FontAwesomeDetection.timeout : _ref$maxDuration,
      _ref$showProgress = _ref.showProgress,
      showProgress = _ref$showProgress === void 0 ? false : _ref$showProgress,
      progressIndicator = _ref.progressIndicator;
  return new Promise(function (resolve, reject) {
    // eslint-disable-line compat/compat
    function poll(duration, cumulativeDuration) {
      setTimeout(function () {
        var result = fn();

        if (showProgress) {
          console.info(progressIndicator);
        }

        if (!!result) {
          // eslint-disable-line no-extra-boolean-cast
          resolve(result);
        } else {
          var nextDuration = 250;
          var nextCumulativeDuration = nextDuration + cumulativeDuration;

          if (nextCumulativeDuration <= maxDuration) {
            poll(nextDuration, nextCumulativeDuration);
          } else {
            reject('timeout'); // eslint-disable-line prefer-promise-reject-errors
          }
        }
      }, duration);
    }

    poll(initialDuration, 0);
  });
}

function detectWebfontConflicts() {
  var linkTags = Array.from(DOCUMENT.getElementsByTagName('link')).filter(function (t) {
    return !t.hasAttribute(detectionIgnoreAttr);
  });
  var styleTags = Array.from(DOCUMENT.getElementsByTagName('style')).filter(function (t) {
    if (t.hasAttribute(detectionIgnoreAttr)) {
      return false;
    } // If the browser has loaded the FA5 CSS, let's not test that <style> element.
    // Its enough that we'll be testing for traces of the corresponding JS being loaded, and testing
    // this <style> would only produce a false negative anyway.

    if (WINDOW.FontAwesomeConfig && t.innerText.match(new RegExp("svg:not\\(:root\\)\\.".concat(WINDOW.FontAwesomeConfig.replacementClass)))) {
      return false;
    }

    return true;
  });

  function runDiag(scriptOrLinkTag, md5) {
    var diagFrame = DOCUMENT.createElement('iframe'); // Using "visibility: hidden; position: absolute" instead of "display: none;" because
    // Firefox will not return the expected results for getComputedStyle if our iframe has display: none.

    diagFrame.setAttribute('style', 'visibility: hidden; position: absolute; height: 0; width: 0;');
    var testIconId = 'fa-test-icon-' + md5;
    var iTag = DOCUMENT.createElement('i');
    iTag.setAttribute('class', 'fa fa-coffee');
    iTag.setAttribute('id', testIconId);
    var diagScript = DOCUMENT.createElement('script');
    diagScript.setAttribute('id', diagScriptId); // WARNING: this function will be toString()'d and assigned to innerText of the diag script
    // element that we'll be putting into a diagnostic iframe.
    // That means that this code won't compile until after the outer script has run and injected
    // this code into the iframe. There are some compile time errors that might occur there.
    // For example, using single line (double-slash) comments like this one inside that function
    // will probably cause it to choke. Chrome will show an error like this:
    // Uncaught SyntaxError: Unexpected end of input

    var diagScriptFun = function diagScriptFun(nodeUnderTestId, testIconId, md5, parentOrigin) {
      parent.FontAwesomeDetection.__pollUntil({
        fn: function fn() {
          var iEl = document.getElementById(testIconId);
          var computedStyle = window.getComputedStyle(iEl);
          var fontFamily = computedStyle.getPropertyValue('font-family');

          if (!!fontFamily.match(/FontAwesome/) || !!fontFamily.match(/Font Awesome 5/)) {
            return true;
          } else {
            return false;
          }
        }
      }).then(function () {
        var node = document.getElementById(nodeUnderTestId);
        parent.postMessage({
          type: 'fontawesome-conflict',
          technology: 'webfont',
          href: node.href,
          innerText: node.innerText,
          tagName: node.tagName,
          md5: md5
        }, parentOrigin);
      }).catch(function (e) {
        var node = document.getElementById(nodeUnderTestId);

        if (e === 'timeout') {
          parent.postMessage({
            type: 'no-conflict',
            technology: 'webfont',
            href: node.src,
            innerText: node.innerText,
            tagName: node.tagName,
            md5: md5
          }, parentOrigin);
        } else {
          console.error(e);
        }
      });
    };

    var parentOrigin = WINDOW.location.origin === 'file://' ? '*' : WINDOW.location.origin;
    diagScript.innerText = "(".concat(diagScriptFun.toString(), ")('").concat(nodeUnderTestId, "', '").concat(testIconId || 'foo', "', '").concat(md5, "', '").concat(parentOrigin, "');");

    diagFrame.onload = function () {
      diagFrame.contentWindow.addEventListener('error', silenceErrors, true);
      diagFrame.contentDocument.head.appendChild(diagScript);
      diagFrame.contentDocument.head.appendChild(scriptOrLinkTag);
      diagFrame.contentDocument.body.appendChild(iTag);
    };

    domready(function () {
      return DOCUMENT.body.appendChild(diagFrame);
    });
  }

  var cssByMD5 = {};

  for (var i = 0; i < linkTags.length; i++) {
    var linkUnderTest = DOCUMENT.createElement('link');
    linkUnderTest.setAttribute('id', nodeUnderTestId);
    linkUnderTest.setAttribute('href', linkTags[i].href);
    linkUnderTest.setAttribute('rel', linkTags[i].rel);
    var md5ForLink = md5ForNode(linkTags[i]);
    linkUnderTest.setAttribute(md5Attr, md5ForLink);
    cssByMD5[md5ForLink] = linkTags[i];
    runDiag(linkUnderTest, md5ForLink);
  }

  for (var _i = 0; _i < styleTags.length; _i++) {
    var styleUnderTest = DOCUMENT.createElement('style');
    styleUnderTest.setAttribute('id', nodeUnderTestId);
    var md5ForStyle = md5ForNode(styleTags[_i]);
    styleUnderTest.setAttribute(md5Attr, md5ForStyle);
    styleUnderTest.innerText = styleTags[_i].innerText;
    cssByMD5[md5ForStyle] = styleTags[_i];
    runDiag(styleUnderTest, md5ForStyle);
  }

  return cssByMD5;
}

function detectSvgConflicts(currentScript) {
  var scripts = Array.from(DOCUMENT.scripts).filter(function (t) {
    return !t.hasAttribute(detectionIgnoreAttr) && t !== currentScript;
  });
  var scriptsByMD5 = {};

  var _loop = function _loop(scriptIdx) {
    var diagFrame = DOCUMENT.createElement('iframe');
    diagFrame.setAttribute('style', 'display:none;');
    var scriptUnderTest = DOCUMENT.createElement('script');
    scriptUnderTest.setAttribute('id', nodeUnderTestId);
    var md5ForScript = md5ForNode(scripts[scriptIdx]);
    scriptUnderTest.setAttribute(md5Attr, md5ForScript);
    scriptsByMD5[md5ForScript] = scripts[scriptIdx];

    if (scripts[scriptIdx].src !== '') {
      scriptUnderTest.src = scripts[scriptIdx].src;
    }

    if (scripts[scriptIdx].innerText !== '') {
      scriptUnderTest.innerText = scripts[scriptIdx].innerText;
    }

    scriptUnderTest.async = true;
    var diagScript = DOCUMENT.createElement('script');
    diagScript.setAttribute('id', diagScriptId);
    var parentOrigin = WINDOW.location.origin === 'file://' ? '*' : WINDOW.location.origin;

    var diagScriptFun = function diagScriptFun(nodeUnderTestId, md5, parentOrigin) {
      parent.FontAwesomeDetection.__pollUntil({
        fn: function fn() {
          return !!window.FontAwesomeConfig || !!window.FontAwesomeKitConfig;
        }
      }).then(function () {
        var scriptNode = document.getElementById(nodeUnderTestId);
        parent.postMessage({
          type: 'fontawesome-conflict',
          technology: 'js',
          src: scriptNode.src,
          innerText: scriptNode.innerText,
          tagName: scriptNode.tagName,
          md5: md5
        }, parentOrigin);
      }).catch(function (e) {
        var scriptNode = document.getElementById(nodeUnderTestId);

        if (e === 'timeout') {
          parent.postMessage({
            type: 'no-conflict',
            src: scriptNode.src,
            innerText: scriptNode.innerText,
            tagName: scriptNode.tagName,
            md5: md5
          }, parentOrigin);
        } else {
          console.error(e);
        }
      });
    };

    diagScript.innerText = "(".concat(diagScriptFun.toString(), ")('").concat(nodeUnderTestId, "', '").concat(md5ForScript, "', '").concat(parentOrigin, "');");

    diagFrame.onload = function () {
      diagFrame.contentWindow.addEventListener('error', silenceErrors, true);
      diagFrame.contentDocument.head.appendChild(diagScript);
      diagFrame.contentDocument.head.appendChild(scriptUnderTest);
    };

    domready(function () {
      return DOCUMENT.body.appendChild(diagFrame);
    });
  };

  for (var scriptIdx = 0; scriptIdx < scripts.length; scriptIdx++) {
    _loop(scriptIdx);
  }

  return scriptsByMD5;
}

function setDoneResults(_ref2) {
  var nodesTested = _ref2.nodesTested,
      nodesFound = _ref2.nodesFound;
  WINDOW.FontAwesomeDetection = WINDOW.FontAwesomeDetection || {};
  WINDOW.FontAwesomeDetection.nodesTested = nodesTested;
  WINDOW.FontAwesomeDetection.nodesFound = nodesFound;
  WINDOW.FontAwesomeDetection.detectionDone = true;
}

function conflictDetection() {
  var report$$1 = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : function () {};
  var nodesTested = {
    conflict: {},
    noConflict: {}
  };

  WINDOW.onmessage = function (e) {
    if (WINDOW.location.origin === 'file://' || e.origin === WINDOW.location.origin) {
      if (e && e.data) {
        if (e.data.type === 'fontawesome-conflict') {
          nodesTested.conflict[e.data.md5] = e.data;
        } else if (e.data.type === 'no-conflict') {
          nodesTested.noConflict[e.data.md5] = e.data;
        }
      }
    }
  };

  var scriptsToTest = detectSvgConflicts(DOCUMENT.currentScript);
  var cssToTest = detectWebfontConflicts();

  var nodesFound = _objectSpread({}, scriptsToTest, cssToTest);

  var testCount = Object.keys(scriptsToTest).length + Object.keys(cssToTest).length; // The resultsCollectionMaxWait allows for the time between when the tests running under
  // child iframes call postMessage with their results, and when the parent window
  // receives and handles those events with window.onmessage.
  // Making it configurable allows us to test the scenario where this timeout is exceeded.
  // Naming it something very different from "timeout" is to help avoid the potential ambiguity between
  // these two timeout-related settings.

  var masterTimeout = WINDOW.FontAwesomeDetection.timeout + WINDOW.FontAwesomeDetection.resultsCollectionMaxWait;
  console.group('Font Awesome Detector');

  if (testCount === 0) {
    console.info('%cAll Good!', 'color: green; font-size: large');
    console.info('We didn\'t find anything that needs testing for conflicts. Ergo, no conflicts.');
  } else {
    console.info("Testing ".concat(testCount, " possible conflicts."));
    console.info("We'll wait about ".concat(Math.round(WINDOW.FontAwesomeDetection.timeout / 10) / 100, " seconds while testing these and\n") + "then up to another ".concat(Math.round(WINDOW.FontAwesomeDetection.resultsCollectionMaxWait / 10) / 100, " to allow the browser time\n") + "to accumulate the results. But we'll probably be outta here way before then.\n\n");
    console.info("You can adjust those durations by assigning values to these attributes on the <script> element that loads this detection:");
    console.info("\t%c".concat(timeoutAttr, "%c: milliseconds to wait for each test before deciding whether it's a conflict."), 'font-weight: bold;', 'font-size: normal;');
    console.info("\t%c".concat(resultsCollectionMaxWaitAttr, "%c: milliseconds to wait for the browser to accumulate test results before giving up."), 'font-weight: bold;', 'font-size: normal;');
    pollUntil({
      // Give this overall timer a little extra cushion
      maxDuration: masterTimeout,
      showProgress: true,
      progressIndicator: 'waiting...',
      fn: function fn() {
        return Object.keys(nodesTested.conflict).length + Object.keys(nodesTested.noConflict).length >= testCount;
      }
    }).then(function () {
      console.info('DONE!');
      setDoneResults({
        nodesTested: nodesTested,
        nodesFound: nodesFound
      });
      report$$1({
        nodesTested: nodesTested,
        nodesFound: nodesFound
      });
      console.groupEnd();
    }).catch(function (e) {
      if (e === 'timeout') {
        console.info('TIME OUT! We waited until we got tired. Here\'s what we found:');
        setDoneResults({
          nodesTested: nodesTested,
          nodesFound: nodesFound
        });
        report$$1({
          nodesTested: nodesTested,
          nodesFound: nodesFound
        });
      } else {
        console.info('Whoops! We hit an error:', e);
        console.info('Here\'s what we\'d found up until that error:');
        setDoneResults({
          nodesTested: nodesTested,
          nodesFound: nodesFound
        });
        report$$1({
          nodesTested: nodesTested,
          nodesFound: nodesFound
        });
      }

      console.groupEnd();
    });
  }
} // Allow clients to access, and in some cases, override some properties

var initialConfig = WINDOW.FontAwesomeDetection || {}; // These can be overridden

var _default = {
  report: report,
  timeout: +(DOCUMENT.currentScript.getAttribute(timeoutAttr) || "2000"),
  resultsCollectionMaxWait: +(DOCUMENT.currentScript.getAttribute(resultsCollectionMaxWaitAttr) || "5000")
};

var _config = _objectSpread({}, _default, initialConfig, {
  // These cannot be overridden
  __pollUntil: pollUntil,
  md5ForNode: md5ForNode,
  detectionDone: false,
  nodesTested: null,
  nodesFound: null
});

WINDOW.FontAwesomeDetection = _config;

var PRODUCTION = function () {
  try {
    return process.env.NODE_ENV === 'production';
  } catch (e) {
    return false;
  }
}();

function bunker(fn) {
  try {
    fn();
  } catch (e) {
    if (!PRODUCTION) {
      throw e;
    }
  }
}

bunker(function () {
  if (IS_BROWSER && IS_DOM) {
    conflictDetection(window.FontAwesomeDetection.report);
  }
});

exports.conflictDetection = conflictDetection;

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

})));