compound-ex4/node_modules_/es6-weak-map/valid-weak-map.js

Compound-ex4 - MVC framework for NodeJS (ExpressJs 4 version), fork compoundjs(https://github.com/1602/compound)

'use strict';

var isWeakMap = require('./is-weak-map');

module.exports = function (x) {
	if (!isWeakMap(x)) throw new TypeError(x + " is not a WeakMap");
	return x;
};