File: /var/www/html/tmpr/../node_modules/regexp.prototype.flags/shim.js
'use strict';
var supportsDescriptors = require('define-properties').supportsDescriptors;
var getPolyfill = require('./polyfill');
var gOPD = Object.getOwnPropertyDescriptor;
var defineProperty = Object.defineProperty;
var TypeErr = TypeError;
var getProto = Object.getPrototypeOf;
var regex = /a/;
module.exports = function shimFlags() {
if (!supportsDescriptors || !getProto) {
throw new TypeErr('RegExp.prototype.flags requires a true ES5 environment that supports property descriptors');
}
var polyfill = getPolyfill();
var proto = getProto(regex);
var descriptor = gOPD(proto, 'flags');
if (!descriptor || descriptor.get !== polyfill) {
defineProperty(proto, 'flags', {
configurable: true,
enumerable: false,
get: polyfill
});
}
return polyfill;
};