Update method_compiler.rb

Author: joeldrapper

lib/phlex/compiler/method_compiler.rb

@@ -364,6 +364,8 @@ def compile_raw_helper(node)
 		end
 
 		private def buffer(node)
+			node => Refract::StringNode | Refract::EmbeddedStatementsNode
+
 			if @current_buffer
 				@current_buffer << node