underscore/amd/_tagTester.js

JavaScript's functional programming helper library.

define(['./_setup'], function (_setup) {

  // Internal function for creating a `toString`-based type tester.
  function tagTester(name) {
    var tag = '[object ' + name + ']';
    return function(obj) {
      return _setup.toString.call(obj) === tag;
    };
  }

  return tagTester;

});