From 302e78f1dfd18e58f858f9a7376f38e6d35fe0bf Mon Sep 17 00:00:00 2001
From: Dan Finnie <dan@danfinnie.com>
Date: Sun, 17 May 2015 02:21:26 -0400
Subject: [PATCH] Raise an error when jasmine.any() isn't passed a constructor

---
 spec/core/asymmetric_equality/AnySpec.js | 7 +++++++
 src/core/asymmetric_equality/Any.js      | 6 ++++++
 2 files changed, 13 insertions(+)

diff --git a/spec/core/asymmetric_equality/AnySpec.js b/spec/core/asymmetric_equality/AnySpec.js
index a1caaea5..c490741a 100644
--- a/spec/core/asymmetric_equality/AnySpec.js
+++ b/spec/core/asymmetric_equality/AnySpec.js
@@ -42,4 +42,11 @@ describe("Any", function() {
     expect(any.jasmineToString()).toEqual('<jasmine.any(Number)>');
   });
 
+  describe("when called without an argument", function() {
+    it("tells the user to pass a constructor or use jasmine.anything()", function() {
+      expect(function() {
+        new j$.Any();
+      }).toThrowError(TypeError, /constructor.*anything/);
+    });
+  });
 });
diff --git a/src/core/asymmetric_equality/Any.js b/src/core/asymmetric_equality/Any.js
index 7f597c83..c401159a 100644
--- a/src/core/asymmetric_equality/Any.js
+++ b/src/core/asymmetric_equality/Any.js
@@ -1,6 +1,12 @@
 getJasmineRequireObj().Any = function(j$) {
 
   function Any(expectedObject) {
+    if (typeof expectedObject === 'undefined') {
+      throw new TypeError(
+        'jasmine.any() expects to be passed a constructor function. ' +
+        'Please pass one or use jasmine.anything() to match any object.'
+      );
+    }
     this.expectedObject = expectedObject;
   }