'use strict'; var has = require('has'); // https://262.ecma-international.org/13.0/#sec-match-records module.exports = function isMatchRecord(record) { return ( has(record, '[[StartIndex]]') && has(record, '[[EndIndex]]') && record['[[StartIndex]]'] >= 0 && record['[[EndIndex]]'] >= record['[[StartIndex]]'] && String(parseInt(record['[[StartIndex]]'], 10)) === String(record['[[StartIndex]]']) && String(parseInt(record['[[EndIndex]]'], 10)) === String(record['[[EndIndex]]']) ); };