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34 lines
917 B
34 lines
917 B
3 years ago
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import getType from './getType';
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import trim from './trim';
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/**
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* @description: 合并多个class
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* @param {String|object|Array<String|object>} classList
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* @return {String} 返回字符串class
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* @example: mergeClass({a:false},{b:true},'c d ',['e f','g',{h:true}]) //b c d e f g h
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*/
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export default function mergeClass(...classList) {
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return [
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...new Set(
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trim(
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classList
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.map(item => {
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const type = getType(item);
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let str = '';
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if (type === 'string') {
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str = item;
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} else if (type === 'object') {
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str = Object.keys(item)
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.filter(name => name && item[name])
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.join(' ');
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} else if (type === 'array') {
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str = mergeClass(...item);
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}
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return str;
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})
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.join(' '),
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).split(/\s+/),
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),
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].join(' ');
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}
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