66 lines
2.5 KiB
C++
66 lines
2.5 KiB
C++
/*
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* Copyright (C) 2016 Canon Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted, provided that the following conditions
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* are required to be met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of Canon Inc. nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY CANON INC. AND ITS CONTRIBUTORS "AS IS" AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL CANON INC. AND ITS CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "JSReadableStreamSource.h"
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#include "JSDOMPromiseDeferred.h"
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namespace WebCore {
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using namespace JSC;
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JSValue JSReadableStreamSource::start(JSGlobalObject& lexicalGlobalObject, CallFrame& callFrame, Ref<DeferredPromise>&& promise)
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{
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VM& vm = lexicalGlobalObject.vm();
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// FIXME: Why is it ok to ASSERT the argument count here?
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ASSERT(callFrame.argumentCount());
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JSReadableStreamDefaultController* controller = jsDynamicCast<JSReadableStreamDefaultController*>(vm, callFrame.uncheckedArgument(0));
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ASSERT(controller);
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m_controller.set(vm, this, controller);
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wrapped().start(ReadableStreamDefaultController(controller), WTFMove(promise));
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return jsUndefined();
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}
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JSValue JSReadableStreamSource::pull(JSGlobalObject&, CallFrame&, Ref<DeferredPromise>&& promise)
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{
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wrapped().pull(WTFMove(promise));
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return jsUndefined();
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}
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JSValue JSReadableStreamSource::controller(JSGlobalObject&) const
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{
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ASSERT_NOT_REACHED();
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return jsUndefined();
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}
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}
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