JSDOMOperationReturningPromise.h [plain text]
#pragma once
#include "JSDOMOperation.h"
#include "JSDOMPromiseDeferred.h"
namespace WebCore {
template<typename JSClass>
class IDLOperationReturningPromise {
public:
using ClassParameter = JSClass*;
using Operation = JSC::EncodedJSValue(JSC::JSGlobalObject*, JSC::CallFrame*, ClassParameter, Ref<DeferredPromise>&&);
using StaticOperation = JSC::EncodedJSValue(JSC::JSGlobalObject*, JSC::CallFrame*, Ref<DeferredPromise>&&);
template<Operation operation, CastedThisErrorBehavior shouldThrow = CastedThisErrorBehavior::RejectPromise>
static JSC::EncodedJSValue call(JSC::JSGlobalObject& lexicalGlobalObject, JSC::CallFrame& callFrame, const char* operationName)
{
return JSC::JSValue::encode(callPromiseFunction(lexicalGlobalObject, callFrame, [&operationName] (JSC::JSGlobalObject& lexicalGlobalObject, JSC::CallFrame& callFrame, Ref<DeferredPromise>&& promise) {
auto* thisObject = IDLOperation<JSClass>::cast(lexicalGlobalObject, callFrame);
if (shouldThrow != CastedThisErrorBehavior::Assert && UNLIKELY(!thisObject))
return rejectPromiseWithThisTypeError(promise.get(), JSClass::info()->className, operationName);
ASSERT(thisObject);
ASSERT_GC_OBJECT_INHERITS(thisObject, JSClass::info());
return operation(&lexicalGlobalObject, &callFrame, thisObject, WTFMove(promise));
}));
}
template<typename IDLOperation<JSClass>::Operation operation, CastedThisErrorBehavior shouldThrow = CastedThisErrorBehavior::RejectPromise>
static JSC::EncodedJSValue callReturningOwnPromise(JSC::JSGlobalObject& lexicalGlobalObject, JSC::CallFrame& callFrame, const char* operationName)
{
auto* thisObject = IDLOperation<JSClass>::cast(lexicalGlobalObject, callFrame);
if (shouldThrow != CastedThisErrorBehavior::Assert && UNLIKELY(!thisObject))
return rejectPromiseWithThisTypeError(lexicalGlobalObject, JSClass::info()->className, operationName);
ASSERT(thisObject);
ASSERT_GC_OBJECT_INHERITS(thisObject, JSClass::info());
return operation(&lexicalGlobalObject, &callFrame, thisObject);
}
template<StaticOperation operation, CastedThisErrorBehavior shouldThrow = CastedThisErrorBehavior::RejectPromise>
static JSC::EncodedJSValue callStatic(JSC::JSGlobalObject& lexicalGlobalObject, JSC::CallFrame& callFrame, const char*)
{
return JSC::JSValue::encode(callPromiseFunction(lexicalGlobalObject, callFrame, [] (JSC::JSGlobalObject& lexicalGlobalObject, JSC::CallFrame& callFrame, Ref<DeferredPromise>&& promise) {
return operation(&lexicalGlobalObject, &callFrame, WTFMove(promise));
}));
}
template<typename IDLOperation<JSClass>::StaticOperation operation, CastedThisErrorBehavior shouldThrow = CastedThisErrorBehavior::RejectPromise>
static JSC::EncodedJSValue callStaticReturningOwnPromise(JSC::JSGlobalObject& lexicalGlobalObject, JSC::CallFrame& callFrame, const char*)
{
return operation(&lexicalGlobalObject, &callFrame);
}
};
}