From 4361f995dabbf8e35dad738f418a977275dea6ae Mon Sep 17 00:00:00 2001
From: Sergio Arbeo <serabe@gmail.com>
Date: Thu, 13 Jul 2017 19:29:02 +0200
Subject: [PATCH] [DOC release] Document the result of `hash` is an empty
 object.

Fixes #14489
---
 packages/ember-glimmer/lib/helpers/hash.js | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/packages/ember-glimmer/lib/helpers/hash.js b/packages/ember-glimmer/lib/helpers/hash.js
index aa990084ac9..f2330361d0d 100644
--- a/packages/ember-glimmer/lib/helpers/hash.js
+++ b/packages/ember-glimmer/lib/helpers/hash.js
@@ -23,6 +23,17 @@
 
    Where the `title` is bound to updates of the `office` property.
 
+   Note that the hash is an empty object with no prototype chain, therefore
+   common methods like `toString` are not available in the resulting hash.
+   If you need to use such a method, you can use the `call` or `apply`
+   approach:
+
+   ```js
+   function toString(obj) {
+     return Object.prototype.toString.apply(obj);
+   }
+   ```
+
    @method hash
    @for Ember.Templates.helpers
    @param {Object} options