8 lines
186 B
JavaScript
8 lines
186 B
JavaScript
"use strict";
|
|
|
|
var isWeakMap = require("./is-weak-map");
|
|
|
|
module.exports = function (value) {
|
|
if (!isWeakMap(value)) throw new TypeError(value + " is not a WeakMap");
|
|
return value;
|
|
};
|