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1 /* | 1 /* |
2 * Copyright (C) 2012 Google Inc. All rights reserved. | 2 * Copyright (C) 2012 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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76 V8PerContextData* V8PerContextData::from(v8::Local<v8::Context> context) | 76 V8PerContextData* V8PerContextData::from(v8::Local<v8::Context> context) |
77 { | 77 { |
78 return ScriptState::from(context)->perContextData(); | 78 return ScriptState::from(context)->perContextData(); |
79 } | 79 } |
80 | 80 |
81 v8::Local<v8::Object> V8PerContextData::createWrapperFromCacheSlowCase(const Wra
pperTypeInfo* type) | 81 v8::Local<v8::Object> V8PerContextData::createWrapperFromCacheSlowCase(const Wra
pperTypeInfo* type) |
82 { | 82 { |
83 ASSERT(!m_errorPrototype.isEmpty()); | 83 ASSERT(!m_errorPrototype.isEmpty()); |
84 | 84 |
85 v8::Context::Scope scope(context()); | 85 v8::Context::Scope scope(context()); |
86 v8::Local<v8::Function> function = constructorForType(type); | 86 v8::Local<v8::Function> interfaceObject = constructorForType(type); |
87 if (function.IsEmpty()) | 87 if (interfaceObject.IsEmpty()) |
88 return v8::Local<v8::Object>(); | 88 return v8::Local<v8::Object>(); |
89 v8::Local<v8::Object> instanceTemplate; | 89 v8::Local<v8::Object> instanceTemplate; |
90 if (!V8ObjectConstructor::newInstance(m_isolate, function).ToLocal(&instance
Template)) | 90 if (!V8ObjectConstructor::newInstance(m_isolate, interfaceObject).ToLocal(&i
nstanceTemplate)) |
91 return v8::Local<v8::Object>(); | 91 return v8::Local<v8::Object>(); |
92 m_wrapperBoilerplates.Set(type, instanceTemplate); | 92 m_wrapperBoilerplates.Set(type, instanceTemplate); |
93 return instanceTemplate->Clone(); | 93 return instanceTemplate->Clone(); |
94 } | 94 } |
95 | 95 |
96 v8::Local<v8::Function> V8PerContextData::constructorForTypeSlowCase(const Wrapp
erTypeInfo* type) | 96 v8::Local<v8::Function> V8PerContextData::constructorForTypeSlowCase(const Wrapp
erTypeInfo* type) |
97 { | 97 { |
98 ASSERT(!m_errorPrototype.isEmpty()); | 98 ASSERT(!m_errorPrototype.isEmpty()); |
99 | 99 |
100 v8::Local<v8::Context> currentContext = context(); | 100 v8::Local<v8::Context> currentContext = context(); |
101 v8::Context::Scope scope(currentContext); | 101 v8::Context::Scope scope(currentContext); |
102 // We shouldn't reach this point for the types that are implemented in v8 su
ch as typed arrays and | 102 // We shouldn't reach this point for the types that are implemented in v8 su
ch as typed arrays and |
103 // hence don't have domTemplateFunction. | 103 // hence don't have domTemplateFunction. |
104 ASSERT(type->domTemplateFunction); | 104 ASSERT(type->domTemplateFunction); |
105 v8::Local<v8::FunctionTemplate> functionTemplate = type->domTemplate(m_isola
te); | 105 v8::Local<v8::FunctionTemplate> interfaceTemplate = type->domTemplate(m_isol
ate); |
106 // Getting the function might fail if we're running out of stack or memory. | 106 // Getting the function might fail if we're running out of stack or memory. |
107 v8::Local<v8::Function> function; | 107 v8::Local<v8::Function> interfaceObject; |
108 if (!functionTemplate->GetFunction(currentContext).ToLocal(&function)) | 108 if (!interfaceTemplate->GetFunction(currentContext).ToLocal(&interfaceObject
)) |
109 return v8::Local<v8::Function>(); | 109 return v8::Local<v8::Function>(); |
110 | 110 |
111 if (type->parentClass) { | 111 if (type->parentClass) { |
112 v8::Local<v8::Object> prototypeTemplate = constructorForType(type->paren
tClass); | 112 v8::Local<v8::Object> prototypeTemplate = constructorForType(type->paren
tClass); |
113 if (prototypeTemplate.IsEmpty()) | 113 if (prototypeTemplate.IsEmpty()) |
114 return v8::Local<v8::Function>(); | 114 return v8::Local<v8::Function>(); |
115 if (!v8CallBoolean(function->SetPrototype(currentContext, prototypeTempl
ate))) | 115 if (!v8CallBoolean(interfaceObject->SetPrototype(currentContext, prototy
peTemplate))) |
116 return v8::Local<v8::Function>(); | 116 return v8::Local<v8::Function>(); |
117 } | 117 } |
118 | 118 |
119 v8::Local<v8::Object> prototypeObject = function->Get(currentContext, v8Atom
icString(m_isolate, "prototype")).ToLocalChecked().As<v8::Object>(); | 119 v8::Local<v8::Object> prototypeObject = interfaceObject->Get(currentContext,
v8AtomicString(m_isolate, "prototype")).ToLocalChecked().As<v8::Object>(); |
120 if (prototypeObject->InternalFieldCount() == v8PrototypeInternalFieldcount | 120 if (prototypeObject->InternalFieldCount() == v8PrototypeInternalFieldcount |
121 && type->wrapperTypePrototype == WrapperTypeInfo::WrapperTypeObjectProto
type) | 121 && type->wrapperTypePrototype == WrapperTypeInfo::WrapperTypeObjectProto
type) |
122 prototypeObject->SetAlignedPointerInInternalField(v8PrototypeTypeIndex,
const_cast<WrapperTypeInfo*>(type)); | 122 prototypeObject->SetAlignedPointerInInternalField(v8PrototypeTypeIndex,
const_cast<WrapperTypeInfo*>(type)); |
123 type->preparePrototypeObject(m_isolate, prototypeObject, functionTemplate); | 123 type->preparePrototypeAndInterfaceObject(m_isolate, prototypeObject, interfa
ceObject, interfaceTemplate); |
124 if (type->wrapperTypePrototype == WrapperTypeInfo::WrapperTypeExceptionProto
type) { | 124 if (type->wrapperTypePrototype == WrapperTypeInfo::WrapperTypeExceptionProto
type) { |
125 if (!v8CallBoolean(prototypeObject->SetPrototype(currentContext, m_error
Prototype.newLocal(m_isolate)))) | 125 if (!v8CallBoolean(prototypeObject->SetPrototype(currentContext, m_error
Prototype.newLocal(m_isolate)))) |
126 return v8::Local<v8::Function>(); | 126 return v8::Local<v8::Function>(); |
127 } | 127 } |
128 | 128 |
129 m_constructorMap.Set(type, function); | 129 m_constructorMap.Set(type, interfaceObject); |
130 | 130 |
131 return function; | 131 return interfaceObject; |
132 } | 132 } |
133 | 133 |
134 v8::Local<v8::Object> V8PerContextData::prototypeForType(const WrapperTypeInfo*
type) | 134 v8::Local<v8::Object> V8PerContextData::prototypeForType(const WrapperTypeInfo*
type) |
135 { | 135 { |
136 v8::Local<v8::Object> constructor = constructorForType(type); | 136 v8::Local<v8::Object> constructor = constructorForType(type); |
137 if (constructor.IsEmpty()) | 137 if (constructor.IsEmpty()) |
138 return v8::Local<v8::Object>(); | 138 return v8::Local<v8::Object>(); |
139 v8::Local<v8::Value> prototypeValue; | 139 v8::Local<v8::Value> prototypeValue; |
140 if (!constructor->Get(context(), v8String(m_isolate, "prototype")).ToLocal(&
prototypeValue) || !prototypeValue->IsObject()) | 140 if (!constructor->Get(context(), v8String(m_isolate, "prototype")).ToLocal(&
prototypeValue) || !prototypeValue->IsObject()) |
141 return v8::Local<v8::Object>(); | 141 return v8::Local<v8::Object>(); |
142 return prototypeValue.As<v8::Object>(); | 142 return prototypeValue.As<v8::Object>(); |
143 } | 143 } |
144 | 144 |
145 void V8PerContextData::addCustomElementBinding(CustomElementDefinition* definiti
on, PassOwnPtr<CustomElementBinding> binding) | 145 void V8PerContextData::addCustomElementBinding(CustomElementDefinition* definiti
on, PassOwnPtr<CustomElementBinding> binding) |
146 { | 146 { |
147 m_customElementBindings.append(binding); | 147 m_customElementBindings.append(binding); |
148 } | 148 } |
149 | 149 |
150 v8::Local<v8::Value> V8PerContextData::compiledPrivateScript(String className) | 150 v8::Local<v8::Value> V8PerContextData::compiledPrivateScript(String className) |
151 { | 151 { |
152 return m_compiledPrivateScript.Get(className); | 152 return m_compiledPrivateScript.Get(className); |
153 } | 153 } |
154 | 154 |
155 void V8PerContextData::setCompiledPrivateScript(String className, v8::Local<v8::
Value> compiledObject) | 155 void V8PerContextData::setCompiledPrivateScript(String className, v8::Local<v8::
Value> compiledObject) |
156 { | 156 { |
157 m_compiledPrivateScript.Set(className, compiledObject); | 157 m_compiledPrivateScript.Set(className, compiledObject); |
158 } | 158 } |
159 | 159 |
160 } // namespace blink | 160 } // namespace blink |
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