| 1 | /*
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| 2 | * Copyright (C) 1999-2000 Harri Porten ([email protected])
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| 3 | * Copyright (C) 2003, 2006, 2007, 2008 Apple Inc. All rights reserved.
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| 4 | * Copyright (C) 2007 Cameron Zwarich ([email protected])
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| 5 | * Copyright (C) 2007 Maks Orlovich
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| 6 | *
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| 7 | * This library is free software; you can redistribute it and/or
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| 8 | * modify it under the terms of the GNU Library General Public
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| 9 | * License as published by the Free Software Foundation; either
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| 10 | * version 2 of the License, or (at your option) any later version.
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| 11 | *
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| 12 | * This library is distributed in the hope that it will be useful,
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 15 | * Library General Public License for more details.
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| 16 | *
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| 17 | * You should have received a copy of the GNU Library General Public License
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| 18 | * along with this library; see the file COPYING.LIB. If not, write to
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| 19 | * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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| 20 | * Boston, MA 02110-1301, USA.
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| 21 | *
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| 22 | */
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| 23 |
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| 24 | #ifndef JSFunction_h
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| 25 | #define JSFunction_h
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| 26 |
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| 27 | #include "InternalFunction.h"
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| 28 | #include "JSVariableObject.h"
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| 29 | #include "SymbolTable.h"
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| 30 | #include "nodes.h"
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| 31 | #include "JSObject.h"
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| 32 |
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| 33 | namespace KJS {
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| 34 |
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| 35 | class FunctionBodyNode;
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| 36 | class FunctionPrototype;
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| 37 | class JSActivation;
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| 38 | class JSGlobalObject;
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| 39 |
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| 40 | class JSFunction : public InternalFunction {
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| 41 | public:
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| 42 | JSFunction(ExecState*, const Identifier&, FunctionBodyNode*, ScopeChainNode*);
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| 43 |
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| 44 | virtual bool getOwnPropertySlot(ExecState*, const Identifier&, PropertySlot&);
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| 45 | virtual void put(ExecState*, const Identifier& propertyName, JSValue*);
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| 46 | virtual bool deleteProperty(ExecState*, const Identifier& propertyName);
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| 47 |
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| 48 | JSObject* construct(ExecState*, const ArgList&);
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| 49 | JSValue* call(ExecState*, JSValue* thisValue, const ArgList&);
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| 50 |
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| 51 | // Note: Returns a null identifier for any parameters that will never get set
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| 52 | // due to a later parameter with the same name.
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| 53 | const Identifier& getParameterName(int index);
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| 54 |
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| 55 | void setScope(const ScopeChain& scopeChain) { m_scopeChain = scopeChain; }
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| 56 | ScopeChain& scope() { return m_scopeChain; }
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| 57 |
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| 58 | virtual void mark();
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| 59 |
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| 60 | static const ClassInfo info;
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| 61 |
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| 62 | // FIXME: This should be private
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| 63 | RefPtr<FunctionBodyNode> m_body;
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| 64 |
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| 65 | private:
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| 66 | virtual const ClassInfo* classInfo() const { return &info; }
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| 67 |
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| 68 | virtual ConstructType getConstructData(ConstructData&);
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| 69 | virtual CallType getCallData(CallData&);
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| 70 |
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| 71 | static JSValue* argumentsGetter(ExecState*, const Identifier&, const PropertySlot&);
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| 72 | static JSValue* callerGetter(ExecState*, const Identifier&, const PropertySlot&);
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| 73 | static JSValue* lengthGetter(ExecState*, const Identifier&, const PropertySlot&);
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| 74 |
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| 75 | ScopeChain m_scopeChain;
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| 76 | };
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| 77 |
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| 78 | } // namespace kJS
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| 79 |
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| 80 | #endif // JSFunction_h
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