SOURCE_FILE@0..31
  ERROR@0..1
    R_CURLY@0..1 "}"
  WHITESPACE@1..3 "\n\n"
  STRUCT@3..12
    STRUCT_KW@3..9 "struct"
    WHITESPACE@9..10 " "
    NAME@10..11
      IDENT@10..11 "S"
    SEMICOLON@11..12 ";"
  WHITESPACE@12..14 "\n\n"
  ERROR@14..15
    R_CURLY@14..15 "}"
  WHITESPACE@15..17 "\n\n"
  FN@17..27
    FN_KW@17..19 "fn"
    WHITESPACE@19..20 " "
    NAME@20..23
      IDENT@20..23 "foo"
    PARAM_LIST@23..25
      L_PAREN@23..24 "("
      R_PAREN@24..25 ")"
    BLOCK_EXPR@25..27
      L_CURLY@25..26 "{"
      R_CURLY@26..27 "}"
  WHITESPACE@27..29 "\n\n"
  ERROR@29..30
    R_CURLY@29..30 "}"
  WHITESPACE@30..31 "\n"
error 0..0: unmatched `}`
error 14..14: unmatched `}`
error 29..29: unmatched `}`