本文整理汇总了C++中ExecState::scopeChain方法的典型用法代码示例。如果您正苦于以下问题：C++ ExecState::scopeChain方法的具体用法？C++ ExecState::scopeChain怎么用？C++ ExecState::scopeChain使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类ExecState的用法示例。
在下文中一共展示了ExecState::scopeChain方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: handleHostCall
static void* handleHostCall(ExecState* execCallee, JSValue callee, CodeSpecializationKind kind)
{
ExecState* exec = execCallee->callerFrame();
JSGlobalData* globalData = &exec->globalData();
if (kind == CodeForCall) {
CallData callData;
CallType callType = getCallData(callee, callData);
ASSERT(callType != CallTypeJS);
if (callType == CallTypeHost) {
if (!globalData->interpreter->registerFile().grow(execCallee->registers())) {
globalData->exception = createStackOverflowError(exec);
return 0;
}
execCallee->setScopeChain(exec->scopeChain());
globalData->hostCallReturnValue = JSValue::decode(callData.native.function(execCallee));
if (globalData->exception)
return 0;
return reinterpret_cast<void*>(getHostCallReturnValue);
}
ASSERT(callType == CallTypeNone);
exec->globalData().exception = createNotAFunctionError(exec, callee);
return 0;
}
ASSERT(kind == CodeForConstruct);
ConstructData constructData;
ConstructType constructType = getConstructData(callee, constructData);
ASSERT(constructType != ConstructTypeJS);
if (constructType == ConstructTypeHost) {
if (!globalData->interpreter->registerFile().grow(execCallee->registers())) {
globalData->exception = createStackOverflowError(exec);
return 0;
}
execCallee->setScopeChain(exec->scopeChain());
globalData->hostCallReturnValue = JSValue::decode(constructData.native.function(execCallee));
if (globalData->exception)
return 0;
return reinterpret_cast<void*>(getHostCallReturnValue);
}
ASSERT(constructType == ConstructTypeNone);
exec->globalData().exception = createNotAConstructorError(exec, callee);
return 0;
}