OLD | NEW |
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. |
(...skipping 21 matching lines...) Expand all Loading... |
32 #include "base/macros.h" | 32 #include "base/macros.h" |
33 #include "base/memory/manual_constructor.h" | 33 #include "base/memory/manual_constructor.h" |
34 #include "base/strings/string16.h" | 34 #include "base/strings/string16.h" |
35 #include "base/strings/string_piece.h" | 35 #include "base/strings/string_piece.h" |
36 | 36 |
37 namespace base { | 37 namespace base { |
38 | 38 |
39 class DictionaryValue; | 39 class DictionaryValue; |
40 class ListValue; | 40 class ListValue; |
41 class Value; | 41 class Value; |
42 using FundamentalValue = Value; | |
43 using StringValue = Value; | 42 using StringValue = Value; |
44 using BinaryValue = Value; | 43 using BinaryValue = Value; |
45 | 44 |
46 // The Value class is the base class for Values. A Value can be instantiated | 45 // The Value class is the base class for Values. A Value can be instantiated |
47 // via the Create*Value() factory methods, or by directly creating instances of | 46 // via the Create*Value() factory methods, or by directly creating instances of |
48 // the subclasses. | 47 // the subclasses. |
49 // | 48 // |
50 // See the file-level comment above for more information. | 49 // See the file-level comment above for more information. |
51 class BASE_EXPORT Value { | 50 class BASE_EXPORT Value { |
52 public: | 51 public: |
(...skipping 463 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
516 return out << static_cast<const Value&>(value); | 515 return out << static_cast<const Value&>(value); |
517 } | 516 } |
518 | 517 |
519 // Stream operator so that enum class Types can be used in log statements. | 518 // Stream operator so that enum class Types can be used in log statements. |
520 BASE_EXPORT std::ostream& operator<<(std::ostream& out, | 519 BASE_EXPORT std::ostream& operator<<(std::ostream& out, |
521 const Value::Type& type); | 520 const Value::Type& type); |
522 | 521 |
523 } // namespace base | 522 } // namespace base |
524 | 523 |
525 #endif // BASE_VALUES_H_ | 524 #endif // BASE_VALUES_H_ |
OLD | NEW |