Implements argument processing for arguments with direction :out that are enums
# File lib/gir_ffi/builder/argument.rb, line 268 def post [ "#{retname} = #{argument_class_name}[#{callarg}.to_value]" ] end
# File lib/gir_ffi/builder/argument.rb, line 264 def pre [ "#{callarg} = GirFFI::InOutPointer.for :gint32" ] end