SOURCE_FILE@0..50
  IMPL_DEF@0..49
    IMPL_KW@0..4 "impl"
    WHITESPACE@4..5 " "
    PATH_TYPE@5..6
      PATH@5..6
        PATH_SEGMENT@5..6
          NAME_REF@5..6
            IDENT@5..6 "T"
    WHITESPACE@6..7 " "
    FOR_KW@7..10 "for"
    WHITESPACE@10..11 " "
    PATH_TYPE@11..14
      PATH@11..14
        PATH_SEGMENT@11..14
          NAME_REF@11..14
            IDENT@11..14 "Foo"
    WHITESPACE@14..15 " "
    ITEM_LIST@15..49
      L_CURLY@15..16 "{"
      WHITESPACE@16..21 "\n    "
      FN_DEF@21..47
        DEFAULT_KW@21..28 "default"
        WHITESPACE@28..29 " "
        UNSAFE_KW@29..35 "unsafe"
        WHITESPACE@35..36 " "
        FN_KW@36..38 "fn"
        WHITESPACE@38..39 " "
        NAME@39..42
          IDENT@39..42 "foo"
        PARAM_LIST@42..44
          L_PAREN@42..43 "("
          R_PAREN@43..44 ")"
        WHITESPACE@44..45 " "
        BLOCK_EXPR@45..47
          L_CURLY@45..46 "{"
          R_CURLY@46..47 "}"
      WHITESPACE@47..48 "\n"
      R_CURLY@48..49 "}"
  WHITESPACE@49..50 "\n"