- DOCUMENT@0..18
    - ENUM_TYPE_DEFINITION@0..18
        - enum_KW@0..4 "enum"
        - WHITESPACE@4..5 " "
        - NAME@5..14
            - IDENT@5..14 "Direction"
        - WHITESPACE@14..15 " "
        - ENUM_VALUES_DEFINITION@15..18
            - L_CURLY@15..16 "{"
            - WHITESPACE@16..17 "\n"
            - R_CURLY@17..18 "}"
- ERROR@17:18 "expected Enum Value Definition" }
recursion limit: 500, high: 0