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PATH: home / letacommog / newrdv1 / wp-content / plugins1 / wp-optimize-premium.3.0.16 / js / modernizr

/*!
 * modernizr v3.7.1
 * Build https://modernizr.com/download?-fetch-inputtypes-time-setclasses-dontmin
 *
 * Copyright (c)
 *  Faruk Ates
 *  Paul Irish
 *  Alex Sexton
 *  Ryan Seddon
 *  Patrick Kettner
 *  Stu Cox
 *  Richard Herrera
 *  Veeck

* MIT License
 */

/*
 * Modernizr tests which native CSS3 and HTML5 features are available in the
 * current UA and makes the results available to you in two ways: as properties on
 * a global `Modernizr` object, and as classes on the `<html>` element. This
 * information allows you to progressively enhance your pages with a granular level
 * of control over the experience.
*/

;(function(window, document, undefined){

var tests = [];

/**
   * ModernizrProto is the constructor for Modernizr
   *
   * @class
   * @access public
   */
  var ModernizrProto = {
    // The current version, dummy
    _version: '3.7.1',

// Any settings that don't work as separate modules
    // can go in here as configuration.
    _config: {
      'classPrefix': '',
      'enableClasses': true,
      'enableJSClass': true,
      'usePrefixes': true
    },

// Queue of tests
    _q: [],

// Stub these for people who are listening
    on: function(test, cb) {
      // I don't really think people should do this, but we can
      // safe guard it a bit.
      // -- NOTE:: this gets WAY overridden in src/addTest for actual async tests.
      // This is in case people listen to synchronous tests. I would leave it out,
      // but the code to *disallow* sync tests in the real version of this
      // function is actually larger than this.
      var self = this;
      setTimeout(function() {
        cb(self[test]);
      }, 0);
    },

addTest: function(name, fn, options) {
      tests.push({name: name, fn: fn, options: options});
    },

addAsyncTest: function(fn) {
      tests.push({name: null, fn: fn});
    }
  };

// Fake some of Object.create so we can force non test results to be non "own" properties.
  var Modernizr = function() {};
  Modernizr.prototype = ModernizrProto;

// Leak modernizr globally when you `require` it rather than force it here.
  // Overwrite name so constructor name is nicer :D
  Modernizr = new Modernizr();

var classes = [];

/**
   * is returns a boolean if the typeof an obj is exactly type.
   *
   * @access private
   * @function is
   * @param {*} obj - A thing we want to check the type of
   * @param {string} type - A string to compare the typeof against
   * @returns {boolean} true if the typeof the first parameter is exactly the specified type, false otherwise
   */
  function is(obj, type) {
    return typeof obj === type;
  }

;

/**
   * Run through all tests and detect their support in the current UA.
   *
   * @access private
   * @returns {void}
   */
  function testRunner() {
    var featureNames;
    var feature;
    var aliasIdx;
    var result;
    var nameIdx;
    var featureName;
    var featureNameSplit;

for (var featureIdx in tests) {
      if (tests.hasOwnProperty(featureIdx)) {
        featureNames = [];
        feature = tests[featureIdx];
        // run the test, throw the return value into the Modernizr,
        // then based on that boolean, define an appropriate className
        // and push it into an array of classes we'll join later.
        //
        // If there is no name, it's an 'async' test that is run,
        // but not directly added to the object. That should
        // be done with a post-run addTest call.
        if (feature.name) {
          featureNames.push(feature.name.toLowerCase());

if (feature.options && feature.options.aliases && feature.options.aliases.length) {
            // Add all the aliases into the names list
            for (aliasIdx = 0; aliasIdx < feature.options.aliases.length; aliasIdx++) {
              featureNames.push(feature.options.aliases[aliasIdx].toLowerCase());
            }
          }
        }

// Run the test, or use the raw value if it's not a function
        result = is(feature.fn, 'function') ? feature.fn() : feature.fn;

// Set each of the names on the Modernizr object
        for (nameIdx = 0; nameIdx < featureNames.length; nameIdx++) {
          featureName = featureNames[nameIdx];
          // Support dot properties as sub tests. We don't do checking to make sure
          // that the implied parent tests have been added. You must call them in
          // order (either in the test, or make the parent test a dependency).
          //
          // Cap it to TWO to make the logic simple and because who needs that kind of subtesting
          // hashtag famous last words
          featureNameSplit = featureName.split('.');

if (featureNameSplit.length === 1) {
            Modernizr[featureNameSplit[0]] = result;
          } else {
            // cast to a Boolean, if not one already
            if (Modernizr[featureNameSplit[0]] && !(Modernizr[featureNameSplit[0]] instanceof Boolean)) {
              Modernizr[featureNameSplit[0]] = new Boolean(Modernizr[featureNameSplit[0]]);
            }

Modernizr[featureNameSplit[0]][featureNameSplit[1]] = result;
          }

classes.push((result ? '' : 'no-') + featureNameSplit.join('-'));
        }
      }
    }
  }
  ;

/**
   * docElement is a convenience wrapper to grab the root element of the document
   *
   * @access private
   * @returns {HTMLElement|SVGElement} The root element of the document
   */
  var docElement = document.documentElement;

/**
   * A convenience helper to check if the document we are running in is an SVG document
   *
   * @access private
   * @returns {boolean}
   */
  var isSVG = docElement.nodeName.toLowerCase() === 'svg';

/**
   * setClasses takes an array of class names and adds them to the root element
   *
   * @access private
   * @function setClasses
   * @param {string[]} classes - Array of class names
   */
  // Pass in an and array of class names, e.g.:
  //  ['no-webp', 'borderradius', ...]
  function setClasses(classes) {
    var className = docElement.className;
    var classPrefix = Modernizr._config.classPrefix || '';

if (isSVG) {
      className = className.baseVal;
    }

// Change `no-js` to `js` (independently of the `enableClasses` option)
    // Handle classPrefix on this too
    if (Modernizr._config.enableJSClass) {
      var reJS = new RegExp('(^|\\s)' + classPrefix + 'no-js(\\s|$)');
      className = className.replace(reJS, '$1' + classPrefix + 'js$2');
    }

if (Modernizr._config.enableClasses) {
      // Add the new classes
      if (classes.length > 0) {
        className += ' ' + classPrefix + classes.join(' ' + classPrefix);
      }
      if (isSVG) {
        docElement.className.baseVal = className;
      } else {
        docElement.className = className;
      }
    }
  }

;

/**
   * createElement is a convenience wrapper around document.createElement. Since we
   * use createElement all over the place, this allows for (slightly) smaller code
   * as well as abstracting away issues with creating elements in contexts other than
   * HTML documents (e.g. SVG documents).
   *
   * @access private
   * @function createElement
   * @returns {HTMLElement|SVGElement} An HTML or SVG element
   */
  function createElement() {
    if (typeof document.createElement !== 'function') {
      // This is the case in IE7, where the type of createElement is "object".
      // For this reason, we cannot call apply() as Object is not a Function.
      return document.createElement(arguments[0]);
    } else if (isSVG) {
      return document.createElementNS.call(document, 'http://www.w3.org/2000/svg', arguments[0]);
    } else {
      return document.createElement.apply(document, arguments);
    }
  }

;

/**
   * since we have a fairly large number of input tests that don't mutate the input
   * we create a single element that can be shared with all of those tests for a
   * minor perf boost
   *
   * @access private
   * @returns {HTMLInputElement}
   */
  var inputElem = createElement('input');
  
/*!
{
  "name": "Form input types",
  "property": "inputtypes",
  "caniuse": "forms",
  "tags": ["forms"],
  "authors": ["Mike Taylor"],
  "polyfills": [
    "jquerytools",
    "webshims",
    "h5f",
    "webforms2",
    "nwxforms",
    "fdslider",
    "html5slider",
    "galleryhtml5forms",
    "jscolor",
    "html5formshim",
    "selectedoptionsjs",
    "formvalidationjs"
  ]
}
!*/
/* DOC
Detects support for HTML5 form input types and exposes Boolean subproperties with the results:

```javascript
Modernizr.inputtypes.color
Modernizr.inputtypes.date
Modernizr.inputtypes.datetime
Modernizr.inputtypes['datetime-local']
Modernizr.inputtypes.email
Modernizr.inputtypes.month
Modernizr.inputtypes.number
Modernizr.inputtypes.range
Modernizr.inputtypes.search
Modernizr.inputtypes.tel
Modernizr.inputtypes.time
Modernizr.inputtypes.url
Modernizr.inputtypes.week
```
*/

// Run through HTML5's new input types to see if the UA understands any.
  //   This is put behind the tests runloop because it doesn't return a
  //   true/false like all the other tests; instead, it returns an object
  //   containing each input type with its corresponding true/false value

// Big thanks to @miketaylr for the html5 forms expertise. miketaylr.com/
  var inputtypes = 'search tel url email datetime date month week time datetime-local number range color'.split(' ');
  var inputs = {};

Modernizr.inputtypes = (function(props) {
    var len = props.length;
    var smile = '1)';
    var inputElemType;
    var defaultView;
    var bool;

for (var i = 0; i < len; i++) {

inputElem.setAttribute('type', inputElemType = props[i]);
      bool = inputElem.type !== 'text' && 'style' in inputElem;

// We first check to see if the type we give it sticks..
      // If the type does, we feed it a textual value, which shouldn't be valid.
      // If the value doesn't stick, we know there's input sanitization which infers a custom UI
      if (bool) {

inputElem.value         = smile;
        inputElem.style.cssText = 'position:absolute;visibility:hidden;';

if (/^range$/.test(inputElemType) && inputElem.style.WebkitAppearance !== undefined) {

docElement.appendChild(inputElem);
          defaultView = document.defaultView;

// Safari 2-4 allows the smiley as a value, despite making a slider
          bool =  defaultView.getComputedStyle &&
            defaultView.getComputedStyle(inputElem, null).WebkitAppearance !== 'textfield' &&
            // Mobile android web browser has false positive, so must
            // check the height to see if the widget is actually there.
            (inputElem.offsetHeight !== 0);

docElement.removeChild(inputElem);

} else if (/^(search|tel)$/.test(inputElemType)) {
          // Spec doesn't define any special parsing or detectable UI
          //   behaviors so we pass these through as true

// Interestingly, opera fails the earlier test, so it doesn't
          //  even make it here.

} else if (/^(url|email)$/.test(inputElemType)) {
          // Real url and email support comes with prebaked validation.
          bool = inputElem.checkValidity && inputElem.checkValidity() === false;

} else {
          // If the upgraded input component rejects the :) text, we got a winner
          bool = inputElem.value !== smile;
        }
      }

inputs[ props[i] ] = !!bool;
    }
    return inputs;
  })(inputtypes);

/*!
{
  "name": "time Element",
  "property": "time",
  "tags": ["elem"],
  "builderAliases": ["elem_time"],
  "notes": [{
    "name": "WHATWG Spec",
    "href": "https://html.spec.whatwg.org/multipage/text-level-semantics.html#the-time-element"
  }]
}
!*/

Modernizr.addTest('time', 'valueAsDate' in createElement('time'));

/*!
{
  "name": "Fetch API",
  "property": "fetch",
  "tags": ["network"],
  "caniuse": "fetch",
  "notes": [{
    "name": "WHATWG Spec",
    "href": "https://fetch.spec.whatwg.org/"
  }],
  "polyfills": ["fetch"]
}
!*/
/* DOC
Detects support for the fetch API, a modern replacement for XMLHttpRequest.
*/

Modernizr.addTest('fetch', 'fetch' in window);

// Run each test
  testRunner();

// Remove the "no-js" class if it exists
  setClasses(classes);

delete ModernizrProto.addTest;
  delete ModernizrProto.addAsyncTest;

// Run the things that are supposed to run after the tests
  for (var i = 0; i < Modernizr._q.length; i++) {
    Modernizr._q[i]();
  }

// Leak Modernizr namespace
  window.Modernizr = Modernizr;

;

})(window, document);

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[-] modernizr-custom.min.js [edit]
[-] modernizr-custom.js [edit]