2021-02-11 21:31:41 +08:00

9 lines
264 B
JavaScript

var uniqueBy = require('../array/virtual/unique-by');
var ArrayPrototype = Array.prototype;
module.exports = function (it) {
var own = it.uniqueBy;
return it === ArrayPrototype || (it instanceof Array && own === ArrayPrototype.uniqueBy) ? uniqueBy : own;
};