blob: e79208caee3ba5fec65b728b3613a016a5a208af [file] [log] [blame]
/*
* Copyright (C) 2010 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <JavaScriptCore/JavaScript.h>
#include <wtf/Optional.h>
#include <wtf/RefCounted.h>
namespace WTR {
class JSWrappable : public RefCounted<JSWrappable> {
public:
virtual ~JSWrappable() { }
virtual JSClassRef wrapperClass() = 0;
};
inline JSValueRef JSValueMakeBooleanOrNull(JSContextRef context, std::optional<bool> value)
{
return value ? JSValueMakeBoolean(context, value.value()) : JSValueMakeNull(context);
}
inline std::optional<bool> JSValueToNullableBoolean(JSContextRef context, JSValueRef value)
{
return JSValueIsUndefined(context, value) || JSValueIsNull(context, value) ? std::nullopt : std::optional<bool>(JSValueToBoolean(context, value));
}
inline JSValueRef JSValueMakeStringOrNull(JSContextRef context, JSStringRef stringOrNull)
{
return stringOrNull ? JSValueMakeString(context, stringOrNull) : JSValueMakeNull(context);
}
} // namespace WTR