mirror of
https://github.com/twbs/bootstrap.git
synced 2024-12-12 00:08:59 +01:00
153 lines
5.1 KiB
JavaScript
153 lines
5.1 KiB
JavaScript
(function (global, factory) {
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typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory(require('jquery')) :
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typeof define === 'function' && define.amd ? define(['jquery'], factory) :
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(global.Util = factory(global.jQuery));
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}(this, (function ($) { 'use strict';
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$ = $ && $.hasOwnProperty('default') ? $['default'] : $;
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/**
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* --------------------------------------------------------------------------
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* Bootstrap (v4.1.3): util.js
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* Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
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* --------------------------------------------------------------------------
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*/
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var Util = function ($$$1) {
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/**
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* ------------------------------------------------------------------------
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* Private TransitionEnd Helpers
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* ------------------------------------------------------------------------
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*/
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var TRANSITION_END = 'transitionend';
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var MAX_UID = 1000000;
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var MILLISECONDS_MULTIPLIER = 1000; // Shoutout AngusCroll (https://goo.gl/pxwQGp)
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function toType(obj) {
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return {}.toString.call(obj).match(/\s([a-z]+)/i)[1].toLowerCase();
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}
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function getSpecialTransitionEndEvent() {
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return {
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bindType: TRANSITION_END,
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delegateType: TRANSITION_END,
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handle: function handle(event) {
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if ($$$1(event.target).is(this)) {
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return event.handleObj.handler.apply(this, arguments); // eslint-disable-line prefer-rest-params
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}
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return undefined; // eslint-disable-line no-undefined
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}
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};
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}
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function transitionEndEmulator(duration) {
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var _this = this;
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var called = false;
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$$$1(this).one(Util.TRANSITION_END, function () {
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called = true;
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});
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setTimeout(function () {
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if (!called) {
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Util.triggerTransitionEnd(_this);
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}
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}, duration);
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return this;
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}
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function setTransitionEndSupport() {
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$$$1.fn.emulateTransitionEnd = transitionEndEmulator;
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$$$1.event.special[Util.TRANSITION_END] = getSpecialTransitionEndEvent();
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}
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/**
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* --------------------------------------------------------------------------
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* Public Util Api
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* --------------------------------------------------------------------------
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*/
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var Util = {
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TRANSITION_END: 'bsTransitionEnd',
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getUID: function getUID(prefix) {
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do {
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// eslint-disable-next-line no-bitwise
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prefix += ~~(Math.random() * MAX_UID); // "~~" acts like a faster Math.floor() here
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} while (document.getElementById(prefix));
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return prefix;
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},
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getSelectorFromElement: function getSelectorFromElement(element) {
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var selector = element.getAttribute('data-target');
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var method = 'querySelector';
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if (!selector || selector === '#') {
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selector = (element.getAttribute('href') || '').trim();
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}
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var validSelector = selector;
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if (selector.charAt(0) === '#' && selector.indexOf(',') === -1) {
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selector = selector.substr(1);
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method = 'getElementById';
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}
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try {
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return document[method](selector) ? validSelector : null;
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} catch (err) {
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return null;
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}
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},
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getTransitionDurationFromElement: function getTransitionDurationFromElement(element) {
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if (!element) {
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return 0;
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} // Get transition-duration of the element
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var transitionDuration = $$$1(element).css('transition-duration');
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var floatTransitionDuration = parseFloat(transitionDuration); // Return 0 if element or transition duration is not found
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if (!floatTransitionDuration) {
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return 0;
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} // If multiple durations are defined, take the first
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transitionDuration = transitionDuration.split(',')[0];
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return parseFloat(transitionDuration) * MILLISECONDS_MULTIPLIER;
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},
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reflow: function reflow(element) {
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return element.offsetHeight;
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},
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triggerTransitionEnd: function triggerTransitionEnd(element) {
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$$$1(element).trigger(TRANSITION_END);
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},
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// TODO: Remove in v5
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supportsTransitionEnd: function supportsTransitionEnd() {
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return Boolean(TRANSITION_END);
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},
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isElement: function isElement(obj) {
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return (obj[0] || obj).nodeType;
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},
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typeCheckConfig: function typeCheckConfig(componentName, config, configTypes) {
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for (var property in configTypes) {
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if (Object.prototype.hasOwnProperty.call(configTypes, property)) {
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var expectedTypes = configTypes[property];
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var value = config[property];
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var valueType = value && Util.isElement(value) ? 'element' : toType(value);
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if (!new RegExp(expectedTypes).test(valueType)) {
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throw new Error(componentName.toUpperCase() + ": " + ("Option \"" + property + "\" provided type \"" + valueType + "\" ") + ("but expected type \"" + expectedTypes + "\"."));
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}
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}
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}
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}
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};
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setTransitionEndSupport();
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return Util;
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}($);
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return Util;
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})));
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//# sourceMappingURL=util.js.map
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