优化

‘liusuyi’

2023-10-21 ae92b6823499cfab77201b4033922fa373fb37a3

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'use strict';
 
exports.__esModule = true;
/**
 * Contains helpers for working with vendor prefixes.
 *
 * @example
 * const vendor = postcss.vendor;
 *
 * @namespace vendor
 */
var vendor = {
 
    /**
     * Returns the vendor prefix extracted from an input string.
     *
     * @param {string} prop - string with or without vendor prefix
     *
     * @return {string} vendor prefix or empty string
     *
     * @example
     * postcss.vendor.prefix('-moz-tab-size') //=> '-moz-'
     * postcss.vendor.prefix('tab-size')      //=> ''
     */
    prefix: function prefix(prop) {
        var match = prop.match(/^(-\w+-)/);
        if (match) {
            return match[0];
        } else {
            return '';
        }
    },
 
 
    /**
     * Returns the input string stripped of its vendor prefix.
     *
     * @param {string} prop - string with or without vendor prefix
     *
     * @return {string} string name without vendor prefixes
     *
     * @example
     * postcss.vendor.unprefixed('-moz-tab-size') //=> 'tab-size'
     */
    unprefixed: function unprefixed(prop) {
        return prop.replace(/^-\w+-/, '');
    }
};
 
exports.default = vendor;
module.exports = exports['default'];
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