mirror of
https://github.com/jellyfin/jellyfin-web
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34 lines
684 B
JavaScript
34 lines
684 B
JavaScript
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'use strict';
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var cache = {};
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var start = '(?:^|\\s)';
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var end = '(?:\\s|$)';
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function lookupClass (className) {
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var cached = cache[className];
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if (cached) {
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cached.lastIndex = 0;
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} else {
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cache[className] = cached = new RegExp(start + className + end, 'g');
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}
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return cached;
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}
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function addClass (el, className) {
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var current = el.className;
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if (!current.length) {
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el.className = className;
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} else if (!lookupClass(className).test(current)) {
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el.className += ' ' + className;
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}
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}
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function rmClass (el, className) {
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el.className = el.className.replace(lookupClass(className), ' ').trim();
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}
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module.exports = {
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add: addClass,
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rm: rmClass
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};
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