var anObject = require('../internals/an-object');
-var aFunction = require('../internals/a-function');
+var aConstructor = require('../internals/a-constructor');
var wellKnownSymbol = require('../internals/well-known-symbol');
var SPECIES = wellKnownSymbol('species');
module.exports = function (O, defaultConstructor) {
var C = anObject(O).constructor;
var S;
- return C === undefined || (S = anObject(C)[SPECIES]) == undefined ? defaultConstructor : aFunction(S);
+ return C === undefined || (S = anObject(C)[SPECIES]) == undefined ? defaultConstructor : aConstructor(S);
};