webkitgtk-2.10.2webkitgtk-2.10.2

1 files changed, 143 insertions, 0 deletions

diff --git a/Source/JavaScriptCore/runtime/Error.h b/Source/JavaScriptCore/runtime/Error.h
new file mode 100644
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+++ b/Source/JavaScriptCore/runtime/Error.h
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+/*
+ *  Copyright (C) 1999-2001 Harri Porten (porten@kde.org)
+ *  Copyright (C) 2001 Peter Kelly (pmk@post.com)
+ *  Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Library General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2 of the License, or (at your option) any later version.
+ *
+ *  This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Library General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Library General Public License
+ *  along with this library; see the file COPYING.LIB.  If not, write to
+ *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ *  Boston, MA 02110-1301, USA.
+ *
+ */
+
+#ifndef Error_h
+#define Error_h
+
+#include "ErrorInstance.h"
+#include "InternalFunction.h"
+#include "Interpreter.h"
+#include "JSObject.h"
+#include <stdint.h>
+
+
+namespace JSC {
+
+class ExecState;
+class VM;
+class JSGlobalObject;
+class JSObject;
+class SourceCode;
+class Structure;
+
+// ExecState wrappers.
+JSObject* createError(ExecState*, const String&, ErrorInstance::SourceAppender);
+JSObject* createEvalError(ExecState*, const String&, ErrorInstance::SourceAppender);
+JSObject* createRangeError(ExecState*, const String&, ErrorInstance::SourceAppender);
+JSObject* createReferenceError(ExecState*, const String&, ErrorInstance::SourceAppender);
+JSObject* createSyntaxError(ExecState*, const String&, ErrorInstance::SourceAppender);
+JSObject* createTypeError(ExecState*, const String&, ErrorInstance::SourceAppender, RuntimeType);
+JSObject* createNotEnoughArgumentsError(ExecState*, ErrorInstance::SourceAppender);
+JSObject* createURIError(ExecState*, const String&, ErrorInstance::SourceAppender);
+JSObject* createOutOfMemoryError(ExecState*, ErrorInstance::SourceAppender);
+
+
+JS_EXPORT_PRIVATE JSObject* createError(ExecState*, const String&);
+JS_EXPORT_PRIVATE JSObject* createEvalError(ExecState*, const String&);
+JS_EXPORT_PRIVATE JSObject* createRangeError(ExecState*, const String&);
+JS_EXPORT_PRIVATE JSObject* createReferenceError(ExecState*, const String&);
+JS_EXPORT_PRIVATE JSObject* createSyntaxError(ExecState*, const String&);
+JS_EXPORT_PRIVATE JSObject* createTypeError(ExecState*);
+JS_EXPORT_PRIVATE JSObject* createTypeError(ExecState*, const String&);
+JS_EXPORT_PRIVATE JSObject* createNotEnoughArgumentsError(ExecState*);
+JS_EXPORT_PRIVATE JSObject* createURIError(ExecState*, const String&);
+JS_EXPORT_PRIVATE JSObject* createOutOfMemoryError(ExecState*);
+
+
+bool addErrorInfoAndGetBytecodeOffset(ExecState*, VM&, JSObject*, bool, CallFrame*&, unsigned&);
+
+bool hasErrorInfo(ExecState*, JSObject* error);
+JS_EXPORT_PRIVATE void addErrorInfo(ExecState*, JSObject*, bool); 
+JSObject* addErrorInfo(ExecState*, JSObject* error, int line, const SourceCode&);
+
+// Methods to throw Errors.
+
+// Convenience wrappers, create an throw an exception with a default message.
+JS_EXPORT_PRIVATE JSObject* throwTypeError(ExecState*);
+JS_EXPORT_PRIVATE JSObject* throwSyntaxError(ExecState*);
+inline JSObject* throwRangeError(ExecState* state, const String& errorMessage) { return state->vm().throwException(state, createRangeError(state, errorMessage)); }
+
+// Convenience wrappers, wrap result as an EncodedJSValue.
+inline void throwVMError(ExecState* exec, Exception* exception) { exec->vm().throwException(exec, exception); }
+inline EncodedJSValue throwVMError(ExecState* exec, JSValue error) { return JSValue::encode(exec->vm().throwException(exec, error)); }
+inline EncodedJSValue throwVMTypeError(ExecState* exec) { return JSValue::encode(throwTypeError(exec)); }
+inline EncodedJSValue throwVMTypeError(ExecState* exec, const String& errorMessage) { return JSValue::encode(throwTypeError(exec, errorMessage)); }
+inline EncodedJSValue throwVMRangeError(ExecState* state, const String& errorMessage) { return JSValue::encode(throwRangeError(state, errorMessage)); }
+
+class StrictModeTypeErrorFunction : public InternalFunction {
+private:
+    StrictModeTypeErrorFunction(VM& vm, Structure* structure, const String& message)
+        : InternalFunction(vm, structure)
+        , m_message(message)
+    {
+    }
+
+    static void destroy(JSCell*);
+
+public:
+    typedef InternalFunction Base;
+
+    static StrictModeTypeErrorFunction* create(VM& vm, Structure* structure, const String& message)
+    {
+        StrictModeTypeErrorFunction* function = new (NotNull, allocateCell<StrictModeTypeErrorFunction>(vm.heap)) StrictModeTypeErrorFunction(vm, structure, message);
+        function->finishCreation(vm, String());
+        return function;
+    }
+
+    static EncodedJSValue JSC_HOST_CALL constructThrowTypeError(ExecState* exec)
+    {
+        throwTypeError(exec, static_cast<StrictModeTypeErrorFunction*>(exec->callee())->m_message);
+        return JSValue::encode(jsNull());
+    }
+
+    static ConstructType getConstructData(JSCell*, ConstructData& constructData)
+    {
+        constructData.native.function = constructThrowTypeError;
+        return ConstructTypeHost;
+    }
+
+    static EncodedJSValue JSC_HOST_CALL callThrowTypeError(ExecState* exec)
+    {
+        throwTypeError(exec, static_cast<StrictModeTypeErrorFunction*>(exec->callee())->m_message);
+        return JSValue::encode(jsNull());
+    }
+
+    static CallType getCallData(JSCell*, CallData& callData)
+    {
+        callData.native.function = callThrowTypeError;
+        return CallTypeHost;
+    }
+
+    DECLARE_INFO;
+
+    static Structure* createStructure(VM& vm, JSGlobalObject* globalObject, JSValue prototype) 
+    { 
+        return Structure::create(vm, globalObject, prototype, TypeInfo(ObjectType, StructureFlags), info()); 
+    }
+
+private:
+    String m_message;
+};
+
+} // namespace JSC
+
+#endif // Error_h