| /instantMessage/node_modules/bootstrap/js/src/util.js |
|---|
| @@ -0,0 +1,152 @@ |
|---|
| import $ from 'jquery' |
| |
| /** |
| * -------------------------------------------------------------------------- |
| * Bootstrap (v4.1.3): util.js |
| * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE) |
| * -------------------------------------------------------------------------- |
| */ |
| |
| const Util = (($) => { |
| /** |
| * ------------------------------------------------------------------------ |
| * Private TransitionEnd Helpers |
| * ------------------------------------------------------------------------ |
| */ |
| |
| const TRANSITION_END = 'transitionend' |
| const MAX_UID = 1000000 |
| const MILLISECONDS_MULTIPLIER = 1000 |
| |
| // Shoutout AngusCroll (https://goo.gl/pxwQGp) |
| function toType(obj) { |
| return {}.toString.call(obj).match(/\s([a-z]+)/i)[1].toLowerCase() |
| } |
| |
| function getSpecialTransitionEndEvent() { |
| return { |
| bindType: TRANSITION_END, |
| delegateType: TRANSITION_END, |
| handle(event) { |
| if ($(event.target).is(this)) { |
| return event.handleObj.handler.apply(this, arguments) // eslint-disable-line prefer-rest-params |
| } |
| return undefined // eslint-disable-line no-undefined |
| } |
| } |
| } |
| |
| function transitionEndEmulator(duration) { |
| let called = false |
| |
| $(this).one(Util.TRANSITION_END, () => { |
| called = true |
| }) |
| |
| setTimeout(() => { |
| if (!called) { |
| Util.triggerTransitionEnd(this) |
| } |
| }, duration) |
| |
| return this |
| } |
| |
| function setTransitionEndSupport() { |
| $.fn.emulateTransitionEnd = transitionEndEmulator |
| $.event.special[Util.TRANSITION_END] = getSpecialTransitionEndEvent() |
| } |
| |
| /** |
| * -------------------------------------------------------------------------- |
| * Public Util Api |
| * -------------------------------------------------------------------------- |
| */ |
| |
| const Util = { |
| |
| TRANSITION_END: 'bsTransitionEnd', |
| |
| getUID(prefix) { |
| do { |
| // eslint-disable-next-line no-bitwise |
| prefix += ~~(Math.random() * MAX_UID) // "~~" acts like a faster Math.floor() here |
| } while (document.getElementById(prefix)) |
| return prefix |
| }, |
| |
| getSelectorFromElement(element) { |
| let selector = element.getAttribute('data-target') |
| if (!selector || selector === '#') { |
| selector = element.getAttribute('href') || '' |
| } |
| |
| try { |
| return document.querySelector(selector) ? selector : null |
| } catch (err) { |
| return null |
| } |
| }, |
| |
| getTransitionDurationFromElement(element) { |
| if (!element) { |
| return 0 |
| } |
| |
| // Get transition-duration of the element |
| let transitionDuration = $(element).css('transition-duration') |
| const floatTransitionDuration = parseFloat(transitionDuration) |
| |
| // Return 0 if element or transition duration is not found |
| if (!floatTransitionDuration) { |
| return 0 |
| } |
| |
| // If multiple durations are defined, take the first |
| transitionDuration = transitionDuration.split(',')[0] |
| |
| return parseFloat(transitionDuration) * MILLISECONDS_MULTIPLIER |
| }, |
| |
| reflow(element) { |
| return element.offsetHeight |
| }, |
| |
| triggerTransitionEnd(element) { |
| $(element).trigger(TRANSITION_END) |
| }, |
| |
| // TODO: Remove in v5 |
| supportsTransitionEnd() { |
| return Boolean(TRANSITION_END) |
| }, |
| |
| isElement(obj) { |
| return (obj[0] || obj).nodeType |
| }, |
| |
| typeCheckConfig(componentName, config, configTypes) { |
| for (const property in configTypes) { |
| if (Object.prototype.hasOwnProperty.call(configTypes, property)) { |
| const expectedTypes = configTypes[property] |
| const value = config[property] |
| const valueType = value && Util.isElement(value) |
| ? 'element' : toType(value) |
| |
| if (!new RegExp(expectedTypes).test(valueType)) { |
| throw new Error( |
| `${componentName.toUpperCase()}: ` + |
| `Option "${property}" provided type "${valueType}" ` + |
| `but expected type "${expectedTypes}".`) |
| } |
| } |
| } |
| } |
| } |
| |
| setTransitionEndSupport() |
| |
| return Util |
| })($) |
| |
| export default Util |
