SOURCE_FILE@0..65
  FN@0..9
    FN_KW@0..2 "fn"
    WHITESPACE@2..3 " "
    NAME@3..4
      IDENT@3..4 "a"
    PARAM_LIST@4..6
      L_PAREN@4..5 "("
      R_PAREN@5..6 ")"
    WHITESPACE@6..7 " "
    BLOCK_EXPR@7..9
      STMT_LIST@7..9
        L_CURLY@7..8 "{"
        R_CURLY@8..9 "}"
  WHITESPACE@9..10 "\n"
  FN@10..31
    FN_KW@10..12 "fn"
    WHITESPACE@12..13 " "
    NAME@13..14
      IDENT@13..14 "b"
    PARAM_LIST@14..16
      L_PAREN@14..15 "("
      R_PAREN@15..16 ")"
    WHITESPACE@16..17 " "
    BLOCK_EXPR@17..31
      STMT_LIST@17..31
        L_CURLY@17..18 "{"
        WHITESPACE@18..19 " "
        LET_STMT@19..29
          LET_KW@19..22 "let"
          WHITESPACE@22..23 " "
          WILDCARD_PAT@23..24
            UNDERSCORE@23..24 "_"
          WHITESPACE@24..25 " "
          EQ@25..26 "="
          WHITESPACE@26..27 " "
          LITERAL@27..28
            INT_NUMBER@27..28 "1"
          SEMICOLON@28..29 ";"
        WHITESPACE@29..30 " "
        R_CURLY@30..31 "}"
  WHITESPACE@31..32 "\n"
  FN@32..48
    FN_KW@32..34 "fn"
    WHITESPACE@34..35 " "
    NAME@35..36
      IDENT@35..36 "c"
    PARAM_LIST@36..38
      L_PAREN@36..37 "("
      R_PAREN@37..38 ")"
    WHITESPACE@38..39 " "
    BLOCK_EXPR@39..48
      STMT_LIST@39..48
        L_CURLY@39..40 "{"
        WHITESPACE@40..41 " "
        EXPR_STMT@41..43
          LITERAL@41..42
            INT_NUMBER@41..42 "1"
          SEMICOLON@42..43 ";"
        WHITESPACE@43..44 " "
        EXPR_STMT@44..46
          LITERAL@44..45
            INT_NUMBER@44..45 "2"
          SEMICOLON@45..46 ";"
        WHITESPACE@46..47 " "
        R_CURLY@47..48 "}"
  WHITESPACE@48..49 "\n"
  FN@49..64
    FN_KW@49..51 "fn"
    WHITESPACE@51..52 " "
    NAME@52..53
      IDENT@52..53 "d"
    PARAM_LIST@53..55
      L_PAREN@53..54 "("
      R_PAREN@54..55 ")"
    WHITESPACE@55..56 " "
    BLOCK_EXPR@56..64
      STMT_LIST@56..64
        L_CURLY@56..57 "{"
        WHITESPACE@57..58 " "
        EXPR_STMT@58..60
          LITERAL@58..59
            INT_NUMBER@58..59 "1"
          SEMICOLON@59..60 ";"
        WHITESPACE@60..61 " "
        LITERAL@61..62
          INT_NUMBER@61..62 "2"
        WHITESPACE@62..63 " "
        R_CURLY@63..64 "}"
  WHITESPACE@64..65 "\n"