frontend/serialization: leave missing attributes to their default value

[nit.git] / src / frontend / serialization_phase.nit

diff --git a/src/frontend/serialization_phase.nit b/src/frontend/serialization_phase.nit
index 3a1c9f5..7fc1c31 100644 (file)
--- a/src/frontend/serialization_phase.nit
+++ b/src/frontend/serialization_phase.nit
@@ -314,7 +314,8 @@ do
 """
                        else code.add """
        var {{{name}}} = v.deserialize_attribute("{{{attribute.serialize_name}}}", "{{{type_name}}}")
-       if not {{{name}}} isa {{{type_name}}} then
+       if v.deserialize_attribute_missing then
+       else if not {{{name}}} isa {{{type_name}}} then
                v.errors.add new AttributeTypeError(self, "{{{attribute.serialize_name}}}", {{{name}}}, "{{{type_name}}}")
                if v.keep_going == false then return
        else