Move emit_values helper to correct subclass

lib/mutant/mutator/node.rb

@@ -17,7 +17,7 @@ module Mutant
         ToSource.to_source(node)
       end
 
-      private
+    private
 
       # Return mutated node
       #
@@ -89,20 +89,6 @@ module Mutant
         emit(new_self(*arguments))
       end
 
-      # Emit a new node with wrapping class for each entry in values
-      #
-      # @param [Array] values
-      #
-      # @return [undefined]
-      #
-      # @api private
-      #
-      def emit_values(values)
-        values.each do |value|
-          emit_self(value)
-        end
-      end
-
       # Emit body mutations
       #
       # @param [Symbol] name
@@ -112,9 +98,9 @@ module Mutant
       # @api private
       #
       def emit_attribute_mutations(name)
-        body = node.public_send(name)
+        value = node.public_send(name)
 
-        Mutator.each(body) do |mutation|
+        Mutator.each(value) do |mutation|
           dup = dup_node
           dup.public_send(:"#{name}=", mutation)
           yield dup if block_given?

lib/mutant/mutator/node/literal.rb

@@ -19,6 +19,20 @@ module Mutant
           new(Rubinius::AST::FloatLiteral, value)
         end
 
+        # Emit a new node with wrapping class for each entry in values
+        #
+        # @param [Array] values
+        #
+        # @return [undefined]
+        #
+        # @api private
+        #
+        def emit_values(values)
+          values.each do |value|
+            emit_self(value)
+          end
+        end
+
         # Return AST representing NaN
         #
         # @return [Rubinius::Node::AST]