massive update, probably broken
[dotfiles/.git] / .config / coc / extensions / node_modules / coc-prettier / node_modules / core-js / internals / species-constructor.js
1 var anObject = require('../internals/an-object');
2 var aConstructor = require('../internals/a-constructor');
3 var wellKnownSymbol = require('../internals/well-known-symbol');
4
5 var SPECIES = wellKnownSymbol('species');
6
7 // `SpeciesConstructor` abstract operation
8 // https://tc39.es/ecma262/#sec-speciesconstructor
9 module.exports = function (O, defaultConstructor) {
10   var C = anObject(O).constructor;
11   var S;
12   return C === undefined || (S = anObject(C)[SPECIES]) == undefined ? defaultConstructor : aConstructor(S);
13 };