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1 // Copyright 2016 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 #ifndef {{"_".join(config.protocol.namespace)}}_ValueConversions_h | |
6 #define {{"_".join(config.protocol.namespace)}}_ValueConversions_h | |
7 | |
8 //#include "ErrorSupport.h" | |
9 //#include "Forward.h" | |
10 //#include "Values.h" | |
11 | |
12 {% for namespace in config.protocol.namespace %} | |
13 namespace {{namespace}} { | |
14 {% endfor %} | |
15 | |
16 template<typename T> | |
17 struct ValueConversions { | |
18 static std::unique_ptr<T> parse(protocol::Value* value, ErrorSupport* errors
) | |
19 { | |
20 return T::parse(value, errors); | |
21 } | |
22 | |
23 static std::unique_ptr<protocol::Value> serialize(T* value) | |
24 { | |
25 return value->serialize(); | |
26 } | |
27 | |
28 static std::unique_ptr<protocol::Value> serialize(const std::unique_ptr<T>&
value) | |
29 { | |
30 return value->serialize(); | |
31 } | |
32 }; | |
33 | |
34 template<> | |
35 struct ValueConversions<bool> { | |
36 static bool parse(protocol::Value* value, ErrorSupport* errors) | |
37 { | |
38 bool result = false; | |
39 bool success = value ? value->asBoolean(&result) : false; | |
40 if (!success) | |
41 errors->addError("boolean value expected"); | |
42 return result; | |
43 } | |
44 | |
45 static std::unique_ptr<protocol::Value> serialize(bool value) | |
46 { | |
47 return FundamentalValue::create(value); | |
48 } | |
49 }; | |
50 | |
51 template<> | |
52 struct ValueConversions<int> { | |
53 static int parse(protocol::Value* value, ErrorSupport* errors) | |
54 { | |
55 int result = 0; | |
56 bool success = value ? value->asInteger(&result) : false; | |
57 if (!success) | |
58 errors->addError("integer value expected"); | |
59 return result; | |
60 } | |
61 | |
62 static std::unique_ptr<protocol::Value> serialize(int value) | |
63 { | |
64 return FundamentalValue::create(value); | |
65 } | |
66 }; | |
67 | |
68 template<> | |
69 struct ValueConversions<double> { | |
70 static double parse(protocol::Value* value, ErrorSupport* errors) | |
71 { | |
72 double result = 0; | |
73 bool success = value ? value->asDouble(&result) : false; | |
74 if (!success) | |
75 errors->addError("double value expected"); | |
76 return result; | |
77 } | |
78 | |
79 static std::unique_ptr<protocol::Value> serialize(double value) | |
80 { | |
81 return FundamentalValue::create(value); | |
82 } | |
83 }; | |
84 | |
85 template<> | |
86 struct ValueConversions<String> { | |
87 static String parse(protocol::Value* value, ErrorSupport* errors) | |
88 { | |
89 String result; | |
90 bool success = value ? value->asString(&result) : false; | |
91 if (!success) | |
92 errors->addError("string value expected"); | |
93 return result; | |
94 } | |
95 | |
96 static std::unique_ptr<protocol::Value> serialize(const String& value) | |
97 { | |
98 return StringValue::create(value); | |
99 } | |
100 }; | |
101 | |
102 template<> | |
103 struct ValueConversions<Value> { | |
104 static std::unique_ptr<Value> parse(protocol::Value* value, ErrorSupport* er
rors) | |
105 { | |
106 bool success = !!value; | |
107 if (!success) { | |
108 errors->addError("value expected"); | |
109 return nullptr; | |
110 } | |
111 return value->clone(); | |
112 } | |
113 | |
114 static std::unique_ptr<protocol::Value> serialize(Value* value) | |
115 { | |
116 return value->clone(); | |
117 } | |
118 | |
119 static std::unique_ptr<protocol::Value> serialize(const std::unique_ptr<Valu
e>& value) | |
120 { | |
121 return value->clone(); | |
122 } | |
123 }; | |
124 | |
125 template<> | |
126 struct ValueConversions<DictionaryValue> { | |
127 static std::unique_ptr<DictionaryValue> parse(protocol::Value* value, ErrorS
upport* errors) | |
128 { | |
129 bool success = value && value->type() == protocol::Value::TypeObject; | |
130 if (!success) | |
131 errors->addError("object expected"); | |
132 return DictionaryValue::cast(value->clone()); | |
133 } | |
134 | |
135 static std::unique_ptr<protocol::Value> serialize(DictionaryValue* value) | |
136 { | |
137 return value->clone(); | |
138 } | |
139 | |
140 static std::unique_ptr<protocol::Value> serialize(const std::unique_ptr<Dict
ionaryValue>& value) | |
141 { | |
142 return value->clone(); | |
143 } | |
144 }; | |
145 | |
146 template<> | |
147 struct ValueConversions<ListValue> { | |
148 static std::unique_ptr<ListValue> parse(protocol::Value* value, ErrorSupport
* errors) | |
149 { | |
150 bool success = value && value->type() == protocol::Value::TypeArray; | |
151 if (!success) | |
152 errors->addError("list expected"); | |
153 return ListValue::cast(value->clone()); | |
154 } | |
155 | |
156 static std::unique_ptr<protocol::Value> serialize(ListValue* value) | |
157 { | |
158 return value->clone(); | |
159 } | |
160 | |
161 static std::unique_ptr<protocol::Value> serialize(const std::unique_ptr<List
Value>& value) | |
162 { | |
163 return value->clone(); | |
164 } | |
165 }; | |
166 | |
167 {% for namespace in config.protocol.namespace %} | |
168 } // namespace {{namespace}} | |
169 {% endfor %} | |
170 | |
171 #endif // !defined({{"_".join(config.protocol.namespace)}}_ValueConversions_h) | |
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