SOURCE_FILE@0..135
  FN@0..134
    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..134
      L_CURLY@9..10 "{"
      WHITESPACE@10..15 "\n    "
      LET_STMT@15..21
        LET_KW@15..18 "let"
        WHITESPACE@18..19 " "
        IDENT_PAT@19..20
          NAME@19..20
            IDENT@19..20 "a"
        SEMICOLON@20..21 ";"
      WHITESPACE@21..26 "\n    "
      LET_STMT@26..37
        LET_KW@26..29 "let"
        WHITESPACE@29..30 " "
        IDENT_PAT@30..31
          NAME@30..31
            IDENT@30..31 "b"
        COLON@31..32 ":"
        WHITESPACE@32..33 " "
        PATH_TYPE@33..36
          PATH@33..36
            PATH_SEGMENT@33..36
              NAME_REF@33..36
                IDENT@33..36 "i32"
        SEMICOLON@36..37 ";"
      WHITESPACE@37..42 "\n    "
      LET_STMT@42..53
        LET_KW@42..45 "let"
        WHITESPACE@45..46 " "
        IDENT_PAT@46..47
          NAME@46..47
            IDENT@46..47 "c"
        WHITESPACE@47..48 " "
        EQ@48..49 "="
        WHITESPACE@49..50 " "
        LITERAL@50..52
          INT_NUMBER@50..52 "92"
        SEMICOLON@52..53 ";"
      WHITESPACE@53..58 "\n    "
      LET_STMT@58..74
        LET_KW@58..61 "let"
        WHITESPACE@61..62 " "
        IDENT_PAT@62..63
          NAME@62..63
            IDENT@62..63 "d"
        COLON@63..64 ":"
        WHITESPACE@64..65 " "
        PATH_TYPE@65..68
          PATH@65..68
            PATH_SEGMENT@65..68
              NAME_REF@65..68
                IDENT@65..68 "i32"
        WHITESPACE@68..69 " "
        EQ@69..70 "="
        WHITESPACE@70..71 " "
        LITERAL@71..73
          INT_NUMBER@71..73 "92"
        SEMICOLON@73..74 ";"
      WHITESPACE@74..79 "\n    "
      LET_STMT@79..88
        LET_KW@79..82 "let"
        WHITESPACE@82..83 " "
        IDENT_PAT@83..84
          NAME@83..84
            IDENT@83..84 "e"
        COLON@84..85 ":"
        WHITESPACE@85..86 " "
        NEVER_TYPE@86..87
          BANG@86..87 "!"
        SEMICOLON@87..88 ";"
      WHITESPACE@88..93 "\n    "
      LET_STMT@93..107
        LET_KW@93..96 "let"
        WHITESPACE@96..97 " "
        WILDCARD_PAT@97..98
          UNDERSCORE@97..98 "_"
        COLON@98..99 ":"
        WHITESPACE@99..100 " "
        NEVER_TYPE@100..101
          BANG@100..101 "!"
        WHITESPACE@101..102 " "
        EQ@102..103 "="
        WHITESPACE@103..104 " "
        BLOCK_EXPR@104..106
          L_CURLY@104..105 "{"
          R_CURLY@105..106 "}"
        SEMICOLON@106..107 ";"
      WHITESPACE@107..112 "\n    "
      LET_STMT@112..132
        LET_KW@112..115 "let"
        WHITESPACE@115..116 " "
        IDENT_PAT@116..117
          NAME@116..117
            IDENT@116..117 "f"
        WHITESPACE@117..118 " "
        EQ@118..119 "="
        WHITESPACE@119..120 " "
        CLOSURE_EXPR@120..131
          ATTR@120..127
            POUND@120..121 "#"
            L_BRACK@121..122 "["
            PATH@122..126
              PATH_SEGMENT@122..126
                NAME_REF@122..126
                  IDENT@122..126 "attr"
            R_BRACK@126..127 "]"
          PARAM_LIST@127..129
            PIPE@127..128 "|"
            PIPE@128..129 "|"
          BLOCK_EXPR@129..131
            L_CURLY@129..130 "{"
            R_CURLY@130..131 "}"
        SEMICOLON@131..132 ";"
      WHITESPACE@132..133 "\n"
      R_CURLY@133..134 "}"
  WHITESPACE@134..135 "\n"