From 284837daa07b29d6a63a748544a90b1f5842ac5c Mon Sep 17 00:00:00 2001 From: Simon Hausmann Date: Mon, 10 Sep 2012 19:10:20 +0200 Subject: Imported WebKit commit 68645295d2e3e09af2c942f092556f06aa5f8b0d (http://svn.webkit.org/repository/webkit/trunk@128073) New snapshot --- Source/JavaScriptCore/runtime/JSWithScope.h | 91 +++++++++++++++++++++++++++++ 1 file changed, 91 insertions(+) create mode 100644 Source/JavaScriptCore/runtime/JSWithScope.h (limited to 'Source/JavaScriptCore/runtime/JSWithScope.h') diff --git a/Source/JavaScriptCore/runtime/JSWithScope.h b/Source/JavaScriptCore/runtime/JSWithScope.h new file mode 100644 index 000000000..ba2b793a9 --- /dev/null +++ b/Source/JavaScriptCore/runtime/JSWithScope.h @@ -0,0 +1,91 @@ +/* + * Copyright (C) 2012 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. ``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 + * 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. + */ + +#ifndef JSWithScope_h +#define JSWithScope_h + +#include "JSGlobalObject.h" + +namespace JSC { + +class JSWithScope : public JSScope { +public: + typedef JSScope Base; + + static JSWithScope* create(ExecState* exec, JSObject* object) + { + JSWithScope* withScope = new (NotNull, allocateCell(*exec->heap())) JSWithScope(exec, object); + withScope->finishCreation(exec->globalData()); + return withScope; + } + + static JSWithScope* create(ExecState* exec, JSObject* object, JSScope* next) + { + JSWithScope* withScope = new (NotNull, allocateCell(*exec->heap())) JSWithScope(exec, object, next); + withScope->finishCreation(exec->globalData()); + return withScope; + } + + JSObject* object() { return m_object.get(); } + + static void visitChildren(JSCell*, SlotVisitor&); + + static Structure* createStructure(JSGlobalData& globalData, JSGlobalObject* globalObject, JSValue proto) + { + return Structure::create(globalData, globalObject, proto, TypeInfo(WithScopeType, StructureFlags), &s_info); + } + + static JS_EXPORTDATA const ClassInfo s_info; + +protected: + static const unsigned StructureFlags = OverridesVisitChildren | Base::StructureFlags; + +private: + JSWithScope(ExecState* exec, JSObject* object) + : Base( + exec->globalData(), + exec->lexicalGlobalObject()->withScopeStructure(), + exec->scope() + ) + , m_object(exec->globalData(), this, object) + { + } + + JSWithScope(ExecState* exec, JSObject* object, JSScope* next) + : Base( + exec->globalData(), + exec->lexicalGlobalObject()->withScopeStructure(), + next + ) + , m_object(exec->globalData(), this, object) + { + } + + WriteBarrier m_object; +}; + +} // namespace JSC + +#endif // JSWithScope_h -- cgit v1.2.1