46 lines
978 B
JavaScript
46 lines
978 B
JavaScript
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/**
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* Contains helpers for working with vendor prefixes.
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*
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* Copied from https://github.com/postcss/postcss/commit/777c55b5d2a10605313a4972888f4f32005f5ac2
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*
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* @namespace vendor
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*/
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let vendor = {
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/**
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* Returns the vendor prefix extracted from an input string.
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*
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* @param {string} prop String with or without vendor prefix.
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*
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* @return {string} vendor prefix or empty string
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*
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* @example
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* vendor.prefix('-moz-tab-size') //=> '-moz-'
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* vendor.prefix('tab-size') //=> ''
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*/
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prefix(prop) {
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let match = prop.match(/^(-\w+-)/);
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if (match) {
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return match[0];
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}
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return '';
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},
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/**
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* Returns the input string stripped of its vendor prefix.
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*
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* @param {string} prop String with or without vendor prefix.
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*
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* @return {string} String name without vendor prefixes.
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*
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* @example
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* vendor.unprefixed('-moz-tab-size') //=> 'tab-size'
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*/
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unprefixed(prop) {
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return prop.replace(/^-\w+-/, '');
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},
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};
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module.exports = vendor;
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