SOURCE_FILE@0..82
  FN@0..81
    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..81
      L_CURLY@9..10 "{"
      WHITESPACE@10..15 "\n    "
      EXPR_STMT@15..26
        ATTR@15..19
          POUND@15..16 "#"
          L_BRACK@16..17 "["
          PATH@17..18
            PATH_SEGMENT@17..18
              NAME_REF@17..18
                IDENT@17..18 "A"
          R_BRACK@18..19 "]"
        WHITESPACE@19..20 " "
        CALL_EXPR@20..25
          PATH_EXPR@20..23
            PATH@20..23
              PATH_SEGMENT@20..23
                NAME_REF@20..23
                  IDENT@20..23 "foo"
          ARG_LIST@23..25
            L_PAREN@23..24 "("
            R_PAREN@24..25 ")"
        SEMICOLON@25..26 ";"
      WHITESPACE@26..31 "\n    "
      EXPR_STMT@31..42
        ATTR@31..35
          POUND@31..32 "#"
          L_BRACK@32..33 "["
          PATH@33..34
            PATH_SEGMENT@33..34
              NAME_REF@33..34
                IDENT@33..34 "B"
          R_BRACK@34..35 "]"
        WHITESPACE@35..36 " "
        MACRO_CALL@36..42
          PATH@36..39
            PATH_SEGMENT@36..39
              NAME_REF@36..39
                IDENT@36..39 "bar"
          BANG@39..40 "!"
          TOKEN_TREE@40..42
            L_CURLY@40..41 "{"
            R_CURLY@41..42 "}"
      WHITESPACE@42..47 "\n    "
      EXPR_STMT@47..59
        ATTR@47..51
          POUND@47..48 "#"
          L_BRACK@48..49 "["
          PATH@49..50
            PATH_SEGMENT@49..50
              NAME_REF@49..50
                IDENT@49..50 "C"
          R_BRACK@50..51 "]"
        WHITESPACE@51..52 " "
        ATTR@52..56
          POUND@52..53 "#"
          L_BRACK@53..54 "["
          PATH@54..55
            PATH_SEGMENT@54..55
              NAME_REF@54..55
                IDENT@54..55 "D"
          R_BRACK@55..56 "]"
        WHITESPACE@56..57 " "
        BLOCK_EXPR@57..59
          L_CURLY@57..58 "{"
          R_CURLY@58..59 "}"
      WHITESPACE@59..64 "\n    "
      EXPR_STMT@64..79
        ATTR@64..68
          POUND@64..65 "#"
          L_BRACK@65..66 "["
          PATH@66..67
            PATH_SEGMENT@66..67
              NAME_REF@66..67
                IDENT@66..67 "D"
          R_BRACK@67..68 "]"
        WHITESPACE@68..69 " "
        RETURN_EXPR@69..78
          RETURN_KW@69..75 "return"
          WHITESPACE@75..76 " "
          TUPLE_EXPR@76..78
            L_PAREN@76..77 "("
            R_PAREN@77..78 ")"
        SEMICOLON@78..79 ";"
      WHITESPACE@79..80 "\n"
      R_CURLY@80..81 "}"
  WHITESPACE@81..82 "\n"