JezK
Edit File: regex-utils.js
// When minimum Node version becomes 6, replace calls to sticky with /.../y and // inline execFrom. let stickySupported = true; try { new RegExp('', 'y'); } catch (e) { stickySupported = false; } export const sticky = stickySupported ? source => new RegExp(source, 'y') : source => new RegExp(`^(?:${source})`); export const execFrom = stickySupported ? (re, haystack, index) => (re.lastIndex = index, re.exec(haystack)) : (re, haystack, index) => re.exec(haystack.substr(index));