add note about binding_of_caller to readme

BetterErrors · Dec 9, 2012 · 79e36d6 · 79e36d6
1 parent 2105383
commit 79e36d6
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/README.md b/README.md
@@ -25,6 +25,12 @@ Or install it yourself as:
 
     $ gem install better_errors
 
+If you would like to use Better Errors' **advanced features**, you need to install the `binding_of_caller` gem:
+
+    $ gem install binding_of_caller
+
+This is an optional dependency however, and Better Errors will work without it.
+
 ## Usage
 
 If you're using Rails, there's nothing else you need to do.