fn impl_complex_enum_variant_match_args(
ctx: &Ctx,
variant_cls_type: &Type,
field_names: &mut Vec<Ident>,
) -> (MethodAndMethodDef, ImplItemConst)fn impl_complex_enum_variant_match_args(
ctx: &Ctx,
variant_cls_type: &Type,
field_names: &mut Vec<Ident>,
) -> (MethodAndMethodDef, ImplItemConst)