Optimize method_missing via alias_method

Author: moberegger

lib/jbuilder.rb

@@ -64,14 +64,6 @@ def set!(key, value = BLANK, *args, &block)
     _set_value key, result
   end
 
-  def method_missing(*args, &block)
-    if ::Kernel.block_given?
-      set!(*args, &block)
-    else
-      set!(*args)
-    end
-  end
-
   # Specifies formatting to be applied to the key. Passing in a name of a function
   # will cause that function to be called on the key.  So :upcase will upper case
   # the key.  You can also pass in lambdas for more complex transformations.
@@ -281,6 +273,8 @@ def target!
 
   private
 
+  alias_method :method_missing, :set!
+
   def _extract_hash_values(object, attributes)
     attributes.each{ |key| _set_value key, _format_keys(object.fetch(key)) }
   end