SOURCE_FILE@0..33
  FN@0..32
    FN_KW@0..2 "fn"
    WHITESPACE@2..3 " "
    NAME@3..7
      IDENT@3..7 "main"
    PARAM_LIST@7..9
      L_PAREN@7..8 "("
      R_PAREN@8..9 ")"
    WHITESPACE@9..10 " "
    BLOCK_EXPR@10..32
      L_CURLY@10..11 "{"
      WHITESPACE@11..12 " "
      LET_STMT@12..30
        LET_KW@12..15 "let"
        WHITESPACE@15..16 " "
        PATH_PAT@16..24
          PATH@16..24
            PATH@16..19
              PATH_SEGMENT@16..19
                L_ANGLE@16..17 "<"
                INFER_TYPE@17..18
                  UNDERSCORE@17..18 "_"
                R_ANGLE@18..19 ">"
            COLON2@19..21 "::"
            PATH_SEGMENT@21..24
              NAME_REF@21..24
                IDENT@21..24 "Foo"
        WHITESPACE@24..25 " "
        EQ@25..26 "="
        WHITESPACE@26..27 " "
        TUPLE_EXPR@27..29
          L_PAREN@27..28 "("
          R_PAREN@28..29 ")"
        SEMICOLON@29..30 ";"
      WHITESPACE@30..31 " "
      R_CURLY@31..32 "}"
  WHITESPACE@32..33 "\n"