bootstrap onto closure

js/util.js

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+/** =======================================================================
+ * Bootstrap: util.js v4.0.0
+ * http://getbootstrap.com/javascript/#alerts
+ * ========================================================================
+ * Copyright 2011-2015 Twitter, Inc.
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+ * ========================================================================
+ * @fileoverview - Bootstrap's private util helper. Adds private util
+ * helpers for things like accesibility and transitions. These methods are
+ * shared across all bootstrap plugins.
+ * ========================================================================
+ */
+
+'use strict';
+
+
+/**
+ * @type {Object}
+ */
+var Bootstrap = {}
+
+
+/**
+ * @const
+ * @type {string}
+ */
+Bootstrap.TRANSITION_END = 'bsTransitionEnd'
+
+
+/**
+ * @const
+ * @type {Object}
+ */
+Bootstrap.TransitionEndEvent = {
+  'WebkitTransition' : 'webkitTransitionEnd',
+  'MozTransition'    : 'transitionend',
+  'OTransition'      : 'oTransitionEnd otransitionend',
+  'transition'       : 'transitionend'
+}
+
+
+/**
+ * @param {Function} childConstructor
+ * @param {Function} parentConstructor
+ */
+Bootstrap.inherits = function(childConstructor, parentConstructor) {
+  /** @constructor */
+  function tempConstructor() {}
+  tempConstructor.prototype = parentConstructor.prototype
+  childConstructor.prototype = new tempConstructor()
+  /** @override */
+  childConstructor.prototype.constructor = childConstructor
+}
+
+
+/**
+ * @param {Element} element
+ * @return {string|null}
+ */
+Bootstrap.getSelectorFromElement = function (element) {
+  var selector = element.getAttribute('data-target')
+
+  if (!selector) {
+    selector = element.getAttribute('href') || ''
+    selector = /^#[a-z]/i.test(selector) ? selector : null
+  }
+
+  return selector
+}
+
+
+/**
+ * @param {string} prefix
+ * @return {string}
+ */
+Bootstrap.getUID = function (prefix) {
+  do prefix += ~~(Math.random() * 1000000)
+  while (document.getElementById(prefix))
+  return prefix
+}
+
+
+/**
+ * @return {Object}
+ */
+Bootstrap.getSpecialTransitionEndEvent = function () {
+  return {
+    bindType: Bootstrap.transition.end,
+    delegateType: Bootstrap.transition.end,
+    handle: /** @param {jQuery.Event} event */ (function (event) {
+      if ($(event.target).is(this)) {
+        return event.handleObj.handler.apply(this, arguments)
+      }
+    })
+  }
+}
+
+
+/**
+ * @param {Element} element
+ */
+Bootstrap.reflow = function (element) {
+  new Function('bs',"return bs")(element.offsetHeight)
+}
+
+
+/**
+ * @return {Object|boolean}
+ */
+Bootstrap.transitionEndTest = function () {
+  if (window['QUnit']) {
+    return false
+  }
+
+  var el = document.createElement('bootstrap')
+  for (var name in Bootstrap.TransitionEndEvent) {
+    if (el.style[name] !== undefined) {
+      return { end: Bootstrap.TransitionEndEvent[name] }
+    }
+  }
+  return false
+}
+
+
+/**
+ * @param {number} duration
+ * @this {Element}
+ * @return {Object}
+ */
+Bootstrap.transitionEndEmulator = function (duration) {
+  var called = false
+
+  $(this).one(Bootstrap.TRANSITION_END, function () {
+    called = true
+  })
+
+  var callback = function () {
+    if (!called) {
+      $(this).trigger(Bootstrap.transition.end)
+    }
+  }.bind(this)
+
+  setTimeout(callback, duration)
+
+  return this
+}
+
+
+/**
+ * ------------------------------------------------------------------------
+ * jQuery Interface
+ * ------------------------------------------------------------------------
+ */
+
+$.fn.emulateTransitionEnd = Bootstrap.transitionEndEmulator
+
+$(function () {
+  Bootstrap.transition = Bootstrap.transitionEndTest()
+
+  if (!Bootstrap.transition) {
+    return
+  }
+
+  $.event.special[Bootstrap.TRANSITION_END] = Bootstrap.getSpecialTransitionEndEvent()
+})