var wellKnownSymbol = require('../internals/well-known-symbol'); var MATCH = wellKnownSymbol('match'); module.exports = function (METHOD_NAME) { var regexp = /./; try { '/./'[METHOD_NAME](regexp); } catch (error1) { try { regexp[MATCH] = false; return '/./'[METHOD_NAME](regexp); } catch (error2) { /* empty */ } } return false; };