@techee commented on this pull request.
@@ -557,6 +562,7 @@ static TMParserMapEntry map_FREEBASIC[] = {
{'t', tm_tag_struct_t}, // type {'v', tm_tag_variable_t}, // variable {'g', tm_tag_externvar_t}, // enum + {'n', tm_tag_undef_t}, // namespace
Yes, these might be missing in the hierarchy. Added them in the latest commit including the unit test I copied from universal-ctags.