40 lines
929 B
TypeScript
40 lines
929 B
TypeScript
/**
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* Check if an element has a class
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* @param {HTMLElement} elm
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* @param {string} cls
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* @returns {boolean}
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*/
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export function hasClass(ele: HTMLElement, cls: string) {
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return !!ele.className.match(new RegExp('(\\s|^)' + cls + '(\\s|$)'));
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}
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/**
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* Add class to element
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* @param {HTMLElement} elm
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* @param {string} cls
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*/
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export function addClass(ele: HTMLElement, cls: string) {
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if (!hasClass(ele, cls)) ele.className += ' ' + cls;
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}
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/**
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* Remove class from element
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* @param {HTMLElement} elm
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* @param {string} cls
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*/
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export function removeClass(ele: HTMLElement, cls: string) {
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if (hasClass(ele, cls)) {
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const reg = new RegExp('(\\s|^)' + cls + '(\\s|$)');
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ele.className = ele.className.replace(reg, ' ');
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}
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}
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/**
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* @param {string} path
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* @returns {Boolean}
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*/
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export function isExternal(path: string) {
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const isExternal = /^(https?:|http?:|mailto:|tel:)/.test(path);
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return isExternal;
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}
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