SOURCE_FILE@0..65
  IMPL@0..64
    DEFAULT_KW@0..7 "default"
    WHITESPACE@7..8 " "
    UNSAFE_KW@8..14 "unsafe"
    WHITESPACE@14..15 " "
    IMPL_KW@15..19 "impl"
    WHITESPACE@19..20 " "
    PATH_TYPE@20..21
      PATH@20..21
        PATH_SEGMENT@20..21
          NAME_REF@20..21
            IDENT@20..21 "T"
    WHITESPACE@21..22 " "
    FOR_KW@22..25 "for"
    WHITESPACE@25..26 " "
    PATH_TYPE@26..29
      PATH@26..29
        PATH_SEGMENT@26..29
          NAME_REF@26..29
            IDENT@26..29 "Foo"
    WHITESPACE@29..30 " "
    ASSOC_ITEM_LIST@30..64
      L_CURLY@30..31 "{"
      WHITESPACE@31..36 "\n    "
      FN@36..62
        DEFAULT_KW@36..43 "default"
        WHITESPACE@43..44 " "
        UNSAFE_KW@44..50 "unsafe"
        WHITESPACE@50..51 " "
        FN_KW@51..53 "fn"
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        NAME@54..57
          IDENT@54..57 "foo"
        PARAM_LIST@57..59
          L_PAREN@57..58 "("
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        WHITESPACE@59..60 " "
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          L_CURLY@60..61 "{"
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      WHITESPACE@62..63 "\n"
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  WHITESPACE@64..65 "\n"