SOURCE_FILE@0..89
  FN@0..88
    FN_KW@0..2 "fn"
    WHITESPACE@2..3 " "
    NAME@3..6
      IDENT@3..6 "foo"
    PARAM_LIST@6..8
      L_PAREN@6..7 "("
      R_PAREN@7..8 ")"
    WHITESPACE@8..9 " "
    BLOCK_EXPR@9..88
      L_CURLY@9..10 "{"
      WHITESPACE@10..15 "\n    "
      MATCH_EXPR@15..86
        MATCH_KW@15..20 "match"
        WHITESPACE@20..21 " "
        TUPLE_EXPR@21..23
          L_PAREN@21..22 "("
          R_PAREN@22..23 ")"
        WHITESPACE@23..24 " "
        MATCH_ARM_LIST@24..86
          L_CURLY@24..25 "{"
          WHITESPACE@25..34 "\n        "
          MATCH_ARM@34..41
            WILDCARD_PAT@34..35
              UNDERSCORE@34..35 "_"
            WHITESPACE@35..36 " "
            FAT_ARROW@36..38 "=>"
            WHITESPACE@38..39 " "
            TUPLE_EXPR@39..41
              L_PAREN@39..40 "("
              R_PAREN@40..41 ")"
          COMMA@41..42 ","
          WHITESPACE@42..51 "\n        "
          MATCH_ARM@51..58
            WILDCARD_PAT@51..52
              UNDERSCORE@51..52 "_"
            WHITESPACE@52..53 " "
            FAT_ARROW@53..55 "=>"
            WHITESPACE@55..56 " "
            TUPLE_EXPR@56..58
              L_PAREN@56..57 "("
              R_PAREN@57..58 ")"
          COMMA@58..59 ","
          WHITESPACE@59..68 "\n        "
          MATCH_ARM@68..80
            ATTR@68..80
              POUND@68..69 "#"
              L_BRACK@69..70 "["
              PATH@70..73
                PATH_SEGMENT@70..73
                  NAME_REF@70..73
                    IDENT@70..73 "cfg"
              TOKEN_TREE@73..79
                L_PAREN@73..74 "("
                IDENT@74..78 "test"
                R_PAREN@78..79 ")"
              R_BRACK@79..80 "]"
          WHITESPACE@80..85 "\n    "
          R_CURLY@85..86 "}"
      WHITESPACE@86..87 "\n"
      R_CURLY@87..88 "}"
  WHITESPACE@88..89 "\n"
error 80..80: expected pattern
error 80..80: expected FAT_ARROW
error 80..80: expected expression