SOURCE_FILE
  STRUCT
    STRUCT_KW "struct"
    WHITESPACE " "
    NAME
      IDENT "MyStruct"
    TUPLE_FIELD_LIST
      L_PAREN "("
      TUPLE_FIELD
        VISIBILITY
          PUB_KW "pub"
        WHITESPACE " "
        TUPLE_TYPE
          L_PAREN "("
          PATH_TYPE
            PATH
              PATH_SEGMENT
                NAME_REF
                  IDENT "u32"
          COMMA ","
          WHITESPACE " "
          PATH_TYPE
            PATH
              PATH_SEGMENT
                NAME_REF
                  IDENT "u32"
          R_PAREN ")"
      R_PAREN ")"
    SEMICOLON ";"
  WHITESPACE "\n"
