57 lines
1.5 KiB
JavaScript
57 lines
1.5 KiB
JavaScript
export function dataToArray(vars) {
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if (Array.isArray(vars)) {
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return vars;
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}
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return [vars];
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}
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const transitionEndObject = {
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transition: 'transitionend',
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WebkitTransition: 'webkitTransitionEnd',
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MozTransition: 'transitionend',
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OTransition: 'oTransitionEnd otransitionend',
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};
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export const transitionStr = Object.keys(transitionEndObject).filter(key => {
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if (typeof document === 'undefined') {
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return false;
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}
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const html = document.getElementsByTagName('html')[0];
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return key in (html ? html.style : {});
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})[0];
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export const transitionEnd = transitionEndObject[transitionStr];
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export function addEventListener(target, eventType, callback, options) {
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if (target.addEventListener) {
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target.addEventListener(eventType, callback, options);
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} else if (target.attachEvent) {
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target.attachEvent(`on${eventType}`, callback);
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}
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}
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export function removeEventListener(target, eventType, callback, options) {
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if (target.removeEventListener) {
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target.removeEventListener(eventType, callback, options);
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} else if (target.attachEvent) {
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target.detachEvent(`on${eventType}`, callback);
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}
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}
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export function transformArguments(arg, cb) {
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let result;
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if (typeof arg === 'function') {
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result = arg(cb);
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} else {
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result = arg;
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}
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if (Array.isArray(result)) {
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if (result.length === 2) {
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return result;
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}
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return [result[0], result[1]];
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}
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return [result];
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}
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export const isNumeric = value => {
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return !isNaN(parseFloat(value)) && isFinite(value); // eslint-disable-line
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};
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