1 2 3 4 5 6 7 8 9 10 11 12 | 1x 1x 1x | 'use strict'; var matchOperatorsRe = /[|\\{}()[\]^$+*?.]/g; module.exports = function (str) { if (typeof str !== 'string') { throw new TypeError('Expected a string'); } return str.replace(matchOperatorsRe, '\\$&'); }; |