The Tor Browser: xpcom/string/public/nsTDependentString.h@b8a032363ba2

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* vim:set ts=2 sw=2 sts=2 et cindent: */

     3 /* This Source Code Form is subject to the terms of the Mozilla Public

     4  * License, v. 2.0. If a copy of the MPL was not distributed with this

     5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     8   /**

     9    * nsTDependentString_CharT

    10    *

    11    * Stores a null-terminated, immutable sequence of characters.

    12    *

    13    * Subclass of nsTString that restricts string value to an immutable

    14    * character sequence.  This class does not own its data, so the creator

    15    * of objects of this type must take care to ensure that a

    16    * nsTDependentString continues to reference valid memory for the

    17    * duration of its use.

    18    */

    19 class nsTDependentString_CharT : public nsTString_CharT

    20   {

    21     public:

    23       typedef nsTDependentString_CharT    self_type;

    25     public:

    27         /**

    28          * constructors

    29          */

    31       nsTDependentString_CharT( const char_type* start, const char_type* end )

    32         : string_type(const_cast<char_type*>(start), uint32_t(end - start), F_TERMINATED)

    33         {

    34           AssertValidDepedentString();

    35         }

    37       nsTDependentString_CharT( const char_type* data, uint32_t length )

    38         : string_type(const_cast<char_type*>(data), length, F_TERMINATED)

    39         {

    40           AssertValidDepedentString();

    41         }

    43 #if defined(CharT_is_PRUnichar) && defined(MOZ_USE_CHAR16_WRAPPER)

    44       nsTDependentString_CharT( char16ptr_t data, uint32_t length )

    45         : nsTDependentString_CharT(static_cast<const char16_t*>(data), length) {}

    46 #endif

    48       explicit

    49       nsTDependentString_CharT( const char_type* data )

    50         : string_type(const_cast<char_type*>(data), uint32_t(char_traits::length(data)), F_TERMINATED)

    51         {

    52           AssertValidDepedentString();

    53         }

    55 #if defined(CharT_is_PRUnichar) && defined(MOZ_USE_CHAR16_WRAPPER)

    56       explicit

    57       nsTDependentString_CharT( char16ptr_t data )

    58         : nsTDependentString_CharT( static_cast<const char16_t*>(data)) {}

    59 #endif

    61       nsTDependentString_CharT( const string_type& str, uint32_t startPos )

    62         : string_type()

    63         {

    64           Rebind(str, startPos);

    65         }

    67       // Create a nsTDependentSubstring to be bound later

    68       nsTDependentString_CharT()

    69         : string_type() {}

    71       // XXX are you sure??

    72       // auto-generated copy-constructor OK

    73       // auto-generated copy-assignment operator OK

    74       // auto-generated destructor OK

    77         /**

    78          * allow this class to be bound to a different string...

    79          */

    81       using nsTString_CharT::Rebind;

    82       void Rebind( const char_type* data )

    83         {

    84           Rebind(data, uint32_t(char_traits::length(data)));

    85         }

    87       void Rebind( const char_type* start, const char_type* end )

    88         {

    89           Rebind(start, uint32_t(end - start));

    90         }

    92       void Rebind( const string_type&, uint32_t startPos );

    94     private:

    96       // NOT USED

    97       nsTDependentString_CharT( const substring_tuple_type& );

    98   };

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