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Side by Side Diff: base/values.h

Issue 1538743002: Switch to standard integer types in base/. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: DEPS roll too Created 4 years, 12 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 // This file specifies a recursive data storage class called Value intended for 5 // This file specifies a recursive data storage class called Value intended for
6 // storing settings and other persistable data. 6 // storing settings and other persistable data.
7 // 7 //
8 // A Value represents something that can be stored in JSON or passed to/from 8 // A Value represents something that can be stored in JSON or passed to/from
9 // JavaScript. As such, it is NOT a generalized variant type, since only the 9 // JavaScript. As such, it is NOT a generalized variant type, since only the
10 // types supported by JavaScript/JSON are supported. 10 // types supported by JavaScript/JSON are supported.
11 // 11 //
12 // IN PARTICULAR this means that there is no support for int64 or unsigned 12 // IN PARTICULAR this means that there is no support for int64_t or unsigned
13 // numbers. Writing JSON with such types would violate the spec. If you need 13 // numbers. Writing JSON with such types would violate the spec. If you need
14 // something like this, either use a double or make a string value containing 14 // something like this, either use a double or make a string value containing
15 // the number you want. 15 // the number you want.
16 16
17 #ifndef BASE_VALUES_H_ 17 #ifndef BASE_VALUES_H_
18 #define BASE_VALUES_H_ 18 #define BASE_VALUES_H_
19 19
20 #include <stddef.h> 20 #include <stddef.h>
21 #include <stdint.h>
21 22
22 #include <iosfwd> 23 #include <iosfwd>
23 #include <map> 24 #include <map>
24 #include <string> 25 #include <string>
25 #include <utility> 26 #include <utility>
26 #include <vector> 27 #include <vector>
27 28
28 #include "base/base_export.h" 29 #include "base/base_export.h"
29 #include "base/basictypes.h"
30 #include "base/compiler_specific.h" 30 #include "base/compiler_specific.h"
31 #include "base/macros.h"
31 #include "base/memory/scoped_ptr.h" 32 #include "base/memory/scoped_ptr.h"
32 #include "base/strings/string16.h" 33 #include "base/strings/string16.h"
33 #include "base/strings/string_piece.h" 34 #include "base/strings/string_piece.h"
34 35
35 namespace base { 36 namespace base {
36 37
37 class BinaryValue; 38 class BinaryValue;
38 class DictionaryValue; 39 class DictionaryValue;
39 class FundamentalValue; 40 class FundamentalValue;
40 class ListValue; 41 class ListValue;
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557 } 558 }
558 559
559 BASE_EXPORT inline std::ostream& operator<<(std::ostream& out, 560 BASE_EXPORT inline std::ostream& operator<<(std::ostream& out,
560 const ListValue& value) { 561 const ListValue& value) {
561 return out << static_cast<const Value&>(value); 562 return out << static_cast<const Value&>(value);
562 } 563 }
563 564
564 } // namespace base 565 } // namespace base
565 566
566 #endif // BASE_VALUES_H_ 567 #endif // BASE_VALUES_H_
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