NodeConstructors.h   [plain text]

/*
 *  Copyright (C) 2009, 2013 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 NodeConstructors_h
#define NodeConstructors_h

#include "Nodes.h"
#include "Lexer.h"
#include "Parser.h"

namespace JSC {

    inline void* ParserArenaFreeable::operator new(size_t size, VM* vm)
    {
        return vm->parserArena->allocateFreeable(size);
    }

    inline void* ParserArenaDeletable::operator new(size_t size, VM* vm)
    {
        return vm->parserArena->allocateDeletable(size);
    }

    inline ParserArenaRefCounted::ParserArenaRefCounted(VM* vm)
    {
        vm->parserArena->derefWithArena(adoptRef(this));
    }

    inline Node::Node(const JSTokenLocation& location)
        : m_lineNumber(location.line)
        , m_startOffset(location.startOffset)
        , m_lineStartOffset(location.lineStartOffset)
    {
        ASSERT(location.startOffset >= location.lineStartOffset);
    }

    inline ExpressionNode::ExpressionNode(const JSTokenLocation& location, ResultType resultType)
        : Node(location)
        , m_resultType(resultType)
    {
    }

    inline StatementNode::StatementNode(const JSTokenLocation& location)
        : Node(location)
        , m_lastLine(-1)
    {
    }

    inline ConstantNode::ConstantNode(const JSTokenLocation& location, ResultType resultType)
        : ExpressionNode(location, resultType)
    {
    }

    inline NullNode::NullNode(const JSTokenLocation& location)
        : ConstantNode(location, ResultType::nullType())
    {
    }

    inline BooleanNode::BooleanNode(const JSTokenLocation& location, bool value)
        : ConstantNode(location, ResultType::booleanType())
        , m_value(value)
    {
    }

    inline NumberNode::NumberNode(const JSTokenLocation& location, double value)
        : ConstantNode(location, JSValue(value).isInt32() ? ResultType::numberTypeIsInt32() : ResultType::numberType())
        , m_value(value)
    {
    }

    inline StringNode::StringNode(const JSTokenLocation& location, const Identifier& value)
        : ConstantNode(location, ResultType::stringType())
        , m_value(value)
    {
    }

    inline RegExpNode::RegExpNode(const JSTokenLocation& location, const Identifier& pattern, const Identifier& flags)
        : ExpressionNode(location)
        , m_pattern(pattern)
        , m_flags(flags)
    {
    }

    inline ThisNode::ThisNode(const JSTokenLocation& location)
        : ExpressionNode(location)
    {
    }

inline ResolveNode::ResolveNode(const JSTokenLocation& location, const Identifier& ident, unsigned startOffset, unsigned divotLine, unsigned divotLineStart)
        : ExpressionNode(location)
        , m_ident(ident)
        , m_startOffset(startOffset)
        , m_divotLine(divotLine)
        , m_divotLineStart(divotLineStart)
    {
        ASSERT(m_startOffset >= m_divotLineStart);
    }

    inline ElementNode::ElementNode(int elision, ExpressionNode* node)
        : m_next(0)
        , m_elision(elision)
        , m_node(node)
    {
    }

    inline ElementNode::ElementNode(ElementNode* l, int elision, ExpressionNode* node)
        : m_next(0)
        , m_elision(elision)
        , m_node(node)
    {
        l->m_next = this;
    }

    inline ArrayNode::ArrayNode(const JSTokenLocation& location, int elision)
        : ExpressionNode(location)
        , m_element(0)
        , m_elision(elision)
        , m_optional(true)
    {
    }

    inline ArrayNode::ArrayNode(const JSTokenLocation& location, ElementNode* element)
        : ExpressionNode(location)
        , m_element(element)
        , m_elision(0)
        , m_optional(false)
    {
    }

    inline ArrayNode::ArrayNode(const JSTokenLocation& location, int elision, ElementNode* element)
        : ExpressionNode(location)
        , m_element(element)
        , m_elision(elision)
        , m_optional(true)
    {
    }

    inline PropertyNode::PropertyNode(VM*, const Identifier& name, ExpressionNode* assign, Type type)
        : m_name(name)
        , m_assign(assign)
        , m_type(type)
    {
    }

    inline PropertyNode::PropertyNode(VM* vm, double name, ExpressionNode* assign, Type type)
        : m_name(vm->parserArena->identifierArena().makeNumericIdentifier(vm, name))
        , m_assign(assign)
        , m_type(type)
    {
    }

    inline PropertyListNode::PropertyListNode(const JSTokenLocation& location, PropertyNode* node)
        : ExpressionNode(location)
        , m_node(node)
        , m_next(0)
    {
    }

    inline PropertyListNode::PropertyListNode(const JSTokenLocation& location, PropertyNode* node, PropertyListNode* list)
        : ExpressionNode(location)
        , m_node(node)
        , m_next(0)
    {
        list->m_next = this;
    }

    inline ObjectLiteralNode::ObjectLiteralNode(const JSTokenLocation& location)
        : ExpressionNode(location)
        , m_list(0)
    {
    }

    inline ObjectLiteralNode::ObjectLiteralNode(const JSTokenLocation& location, PropertyListNode* list)
        : ExpressionNode(location)
        , m_list(list)
    {
    }

    inline BracketAccessorNode::BracketAccessorNode(const JSTokenLocation& location, ExpressionNode* base, ExpressionNode* subscript, bool subscriptHasAssignments)
        : ExpressionNode(location)
        , m_base(base)
        , m_subscript(subscript)
        , m_subscriptHasAssignments(subscriptHasAssignments)
    {
    }

    inline DotAccessorNode::DotAccessorNode(const JSTokenLocation& location, ExpressionNode* base, const Identifier& ident)
        : ExpressionNode(location)
        , m_base(base)
        , m_ident(ident)
    {
    }

    inline ArgumentListNode::ArgumentListNode(const JSTokenLocation& location, ExpressionNode* expr)
        : ExpressionNode(location)
        , m_next(0)
        , m_expr(expr)
    {
    }

    inline ArgumentListNode::ArgumentListNode(const JSTokenLocation& location, ArgumentListNode* listNode, ExpressionNode* expr)
        : ExpressionNode(location)
        , m_next(0)
        , m_expr(expr)
    {
        listNode->m_next = this;
    }

    inline ArgumentsNode::ArgumentsNode()
        : m_listNode(0)
    {
    }

    inline ArgumentsNode::ArgumentsNode(ArgumentListNode* listNode)
        : m_listNode(listNode)
    {
    }

    inline NewExprNode::NewExprNode(const JSTokenLocation& location, ExpressionNode* expr)
        : ExpressionNode(location)
        , m_expr(expr)
        , m_args(0)
    {
    }

    inline NewExprNode::NewExprNode(const JSTokenLocation& location, ExpressionNode* expr, ArgumentsNode* args)
        : ExpressionNode(location)
        , m_expr(expr)
        , m_args(args)
    {
    }

    inline EvalFunctionCallNode::EvalFunctionCallNode(const JSTokenLocation& location, ArgumentsNode* args, unsigned divot, unsigned startOffset, unsigned endOffset, unsigned divotLine, unsigned divotLineStart)
        : ExpressionNode(location)
        , ThrowableExpressionData(divot, startOffset, endOffset, divotLine, divotLineStart)
        , m_args(args)
    {
        ASSERT(divot >= divotLineStart);
    }

    inline FunctionCallValueNode::FunctionCallValueNode(const JSTokenLocation& location, ExpressionNode* expr, ArgumentsNode* args, unsigned divot, unsigned startOffset, unsigned endOffset, unsigned divotLine, unsigned divotLineStart)
        : ExpressionNode(location)
        , ThrowableExpressionData(divot, startOffset, endOffset, divotLine, divotLineStart)
        , m_expr(expr)
        , m_args(args)
    {
    }

    inline FunctionCallResolveNode::FunctionCallResolveNode(const JSTokenLocation& location, const Identifier& ident, ArgumentsNode* args, unsigned divot, unsigned startOffset, unsigned endOffset, unsigned divotLine, unsigned divotLineStart)
        : ExpressionNode(location)
        , ThrowableExpressionData(divot, startOffset, endOffset, divotLine, divotLineStart)
        , m_ident(ident)
        , m_args(args)
    {
    }

    inline FunctionCallBracketNode::FunctionCallBracketNode(const JSTokenLocation& location, ExpressionNode* base, ExpressionNode* subscript, ArgumentsNode* args, unsigned divot, unsigned startOffset, unsigned endOffset, unsigned divotLine, unsigned divotLineStart)
        : ExpressionNode(location)
        , ThrowableSubExpressionData(divot, startOffset, endOffset, divotLine, divotLineStart)
        , m_base(base)
        , m_subscript(subscript)
        , m_args(args)
    {
    }

    inline FunctionCallDotNode::FunctionCallDotNode(const JSTokenLocation& location, ExpressionNode* base, const Identifier& ident, ArgumentsNode* args, unsigned divot, unsigned startOffset, unsigned endOffset, unsigned divotLine, unsigned divotLineStart)
        : ExpressionNode(location)
        , ThrowableSubExpressionData(divot, startOffset, endOffset, divotLine, divotLineStart)
        , m_base(base)
        , m_ident(ident)
        , m_args(args)
    {
    }

    inline CallFunctionCallDotNode::CallFunctionCallDotNode(const JSTokenLocation& location, ExpressionNode* base, const Identifier& ident, ArgumentsNode* args, unsigned divot, unsigned startOffset, unsigned endOffset, unsigned divotLine, unsigned divotLineStart)
        : FunctionCallDotNode(location, base, ident, args, divot, startOffset, endOffset, divotLine, divotLineStart)
    {
    }

    inline ApplyFunctionCallDotNode::ApplyFunctionCallDotNode(const JSTokenLocation& location, ExpressionNode* base, const Identifier& ident, ArgumentsNode* args, unsigned divot, unsigned startOffset, unsigned endOffset, unsigned divotLine, unsigned divotLineStart)
        : FunctionCallDotNode(location, base, ident, args, divot, startOffset, endOffset, divotLine, divotLineStart)
    {
    }

    inline PostfixNode::PostfixNode(const JSTokenLocation& location, ExpressionNode* expr, Operator oper, unsigned divot, unsigned startOffset, unsigned endOffset, unsigned divotLine, unsigned divotLineStart)
        : PrefixNode(location, expr, oper, divot, startOffset, endOffset, divotLine, divotLineStart)
    {
    }

    inline DeleteResolveNode::DeleteResolveNode(const JSTokenLocation& location, const Identifier& ident, unsigned divot, unsigned startOffset, unsigned endOffset, unsigned divotLine, unsigned divotLineStart)
        : ExpressionNode(location)
        , ThrowableExpressionData(divot, startOffset, endOffset, divotLine, divotLineStart)
        , m_ident(ident)
    {
    }

    inline DeleteBracketNode::DeleteBracketNode(const JSTokenLocation& location, ExpressionNode* base, ExpressionNode* subscript, unsigned divot, unsigned startOffset, unsigned endOffset, unsigned divotLine, unsigned divotLineStart)
        : ExpressionNode(location)
        , ThrowableExpressionData(divot, startOffset, endOffset, divotLine, divotLineStart)
        , m_base(base)
        , m_subscript(subscript)
    {
    }

    inline DeleteDotNode::DeleteDotNode(const JSTokenLocation& location, ExpressionNode* base, const Identifier& ident, unsigned divot, unsigned startOffset, unsigned endOffset, unsigned divotLine, unsigned divotLineStart)
        : ExpressionNode(location)
        , ThrowableExpressionData(divot, startOffset, endOffset, divotLine, divotLineStart)
        , m_base(base)
        , m_ident(ident)
    {
    }

    inline DeleteValueNode::DeleteValueNode(const JSTokenLocation& location, ExpressionNode* expr)
        : ExpressionNode(location)
        , m_expr(expr)
    {
    }

    inline VoidNode::VoidNode(const JSTokenLocation& location, ExpressionNode* expr)
        : ExpressionNode(location)
        , m_expr(expr)
    {
    }

    inline TypeOfResolveNode::TypeOfResolveNode(const JSTokenLocation& location, const Identifier& ident)
        : ExpressionNode(location, ResultType::stringType())
        , m_ident(ident)
    {
    }

    inline TypeOfValueNode::TypeOfValueNode(const JSTokenLocation& location, ExpressionNode* expr)
        : ExpressionNode(location, ResultType::stringType())
        , m_expr(expr)
    {
    }

    inline PrefixNode::PrefixNode(const JSTokenLocation& location, ExpressionNode* expr, Operator oper, unsigned divot, unsigned startOffset, unsigned endOffset, unsigned divotLine, unsigned divotLineStart)
        : ExpressionNode(location)
        , ThrowablePrefixedSubExpressionData(divot, startOffset, endOffset, divotLine, divotLineStart)
        , m_expr(expr)
        , m_operator(oper)
    {
    }

    inline UnaryOpNode::UnaryOpNode(const JSTokenLocation& location, ResultType type, ExpressionNode* expr, OpcodeID opcodeID)
        : ExpressionNode(location, type)
        , m_expr(expr)
        , m_opcodeID(opcodeID)
    {
    }

    inline UnaryPlusNode::UnaryPlusNode(const JSTokenLocation& location, ExpressionNode* expr)
        : UnaryOpNode(location, ResultType::numberType(), expr, op_to_number)
    {
    }

    inline NegateNode::NegateNode(const JSTokenLocation& location, ExpressionNode* expr)
        : UnaryOpNode(location, ResultType::numberType(), expr, op_negate)
    {
    }

    inline BitwiseNotNode::BitwiseNotNode(const JSTokenLocation& location, ExpressionNode* expr)
        : ExpressionNode(location, ResultType::forBitOp())
        , m_expr(expr)
    {
    }

    inline LogicalNotNode::LogicalNotNode(const JSTokenLocation& location, ExpressionNode* expr)
        : UnaryOpNode(location, ResultType::booleanType(), expr, op_not)
    {
    }

    inline BinaryOpNode::BinaryOpNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, OpcodeID opcodeID, bool rightHasAssignments)
        : ExpressionNode(location)
        , m_expr1(expr1)
        , m_expr2(expr2)
        , m_opcodeID(opcodeID)
        , m_rightHasAssignments(rightHasAssignments)
    {
    }

    inline BinaryOpNode::BinaryOpNode(const JSTokenLocation& location, ResultType type, ExpressionNode* expr1, ExpressionNode* expr2, OpcodeID opcodeID, bool rightHasAssignments)
        : ExpressionNode(location, type)
        , m_expr1(expr1)
        , m_expr2(expr2)
        , m_opcodeID(opcodeID)
        , m_rightHasAssignments(rightHasAssignments)
    {
    }

    inline MultNode::MultNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
        : BinaryOpNode(location, ResultType::numberType(), expr1, expr2, op_mul, rightHasAssignments)
    {
    }

    inline DivNode::DivNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
        : BinaryOpNode(location, ResultType::numberType(), expr1, expr2, op_div, rightHasAssignments)
    {
    }


    inline ModNode::ModNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
        : BinaryOpNode(location, ResultType::numberType(), expr1, expr2, op_mod, rightHasAssignments)
    {
    }

    inline AddNode::AddNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
        : BinaryOpNode(location, ResultType::forAdd(expr1->resultDescriptor(), expr2->resultDescriptor()), expr1, expr2, op_add, rightHasAssignments)
    {
    }

    inline SubNode::SubNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
        : BinaryOpNode(location, ResultType::numberType(), expr1, expr2, op_sub, rightHasAssignments)
    {
    }

    inline LeftShiftNode::LeftShiftNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
        : BinaryOpNode(location, ResultType::forBitOp(), expr1, expr2, op_lshift, rightHasAssignments)
    {
    }

    inline RightShiftNode::RightShiftNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
        : BinaryOpNode(location, ResultType::forBitOp(), expr1, expr2, op_rshift, rightHasAssignments)
    {
    }

    inline UnsignedRightShiftNode::UnsignedRightShiftNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
        : BinaryOpNode(location, ResultType::numberType(), expr1, expr2, op_urshift, rightHasAssignments)
    {
    }

    inline LessNode::LessNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
        : BinaryOpNode(location, ResultType::booleanType(), expr1, expr2, op_less, rightHasAssignments)
    {
    }

    inline GreaterNode::GreaterNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
        : BinaryOpNode(location, ResultType::booleanType(), expr1, expr2, op_greater, rightHasAssignments)
    {
    }

    inline LessEqNode::LessEqNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
        : BinaryOpNode(location, ResultType::booleanType(), expr1, expr2, op_lesseq, rightHasAssignments)
    {
    }

    inline GreaterEqNode::GreaterEqNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
        : BinaryOpNode(location, ResultType::booleanType(), expr1, expr2, op_greatereq, rightHasAssignments)
    {
    }

    inline ThrowableBinaryOpNode::ThrowableBinaryOpNode(const JSTokenLocation& location, ResultType type, ExpressionNode* expr1, ExpressionNode* expr2, OpcodeID opcodeID, bool rightHasAssignments)
        : BinaryOpNode(location, type, expr1, expr2, opcodeID, rightHasAssignments)
    {
    }

    inline ThrowableBinaryOpNode::ThrowableBinaryOpNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, OpcodeID opcodeID, bool rightHasAssignments)
        : BinaryOpNode(location, expr1, expr2, opcodeID, rightHasAssignments)
    {
    }

    inline InstanceOfNode::InstanceOfNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
        : ThrowableBinaryOpNode(location, ResultType::booleanType(), expr1, expr2, op_instanceof, rightHasAssignments)
    {
    }

    inline InNode::InNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
        : ThrowableBinaryOpNode(location, expr1, expr2, op_in, rightHasAssignments)
    {
    }

    inline EqualNode::EqualNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
        : BinaryOpNode(location, ResultType::booleanType(), expr1, expr2, op_eq, rightHasAssignments)
    {
    }

    inline NotEqualNode::NotEqualNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
        : BinaryOpNode(location, ResultType::booleanType(), expr1, expr2, op_neq, rightHasAssignments)
    {
    }

    inline StrictEqualNode::StrictEqualNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
        : BinaryOpNode(location, ResultType::booleanType(), expr1, expr2, op_stricteq, rightHasAssignments)
    {
    }

    inline NotStrictEqualNode::NotStrictEqualNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
        : BinaryOpNode(location, ResultType::booleanType(), expr1, expr2, op_nstricteq, rightHasAssignments)
    {
    }

    inline BitAndNode::BitAndNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
        : BinaryOpNode(location, ResultType::forBitOp(), expr1, expr2, op_bitand, rightHasAssignments)
    {
    }

    inline BitOrNode::BitOrNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
        : BinaryOpNode(location, ResultType::forBitOp(), expr1, expr2, op_bitor, rightHasAssignments)
    {
    }

    inline BitXOrNode::BitXOrNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, bool rightHasAssignments)
        : BinaryOpNode(location, ResultType::forBitOp(), expr1, expr2, op_bitxor, rightHasAssignments)
    {
    }

    inline LogicalOpNode::LogicalOpNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, LogicalOperator oper)
        : ExpressionNode(location, ResultType::booleanType())
        , m_expr1(expr1)
        , m_expr2(expr2)
        , m_operator(oper)
    {
    }

    inline ConditionalNode::ConditionalNode(const JSTokenLocation& location, ExpressionNode* logical, ExpressionNode* expr1, ExpressionNode* expr2)
        : ExpressionNode(location)
        , m_logical(logical)
        , m_expr1(expr1)
        , m_expr2(expr2)
    {
    }

    inline ReadModifyResolveNode::ReadModifyResolveNode(const JSTokenLocation& location, const Identifier& ident, Operator oper, ExpressionNode*  right, bool rightHasAssignments, unsigned divot, unsigned startOffset, unsigned endOffset, unsigned divotLine, unsigned divotLineStart)
        : ExpressionNode(location)
        , ThrowableExpressionData(divot, startOffset, endOffset, divotLine, divotLineStart)
        , m_ident(ident)
        , m_right(right)
        , m_operator(oper)
        , m_rightHasAssignments(rightHasAssignments)
    {
        ASSERT(divot >= divotLineStart);
        ASSERT(divot - startOffset >= divotLineStart);
    }

    inline AssignResolveNode::AssignResolveNode(const JSTokenLocation& location, const Identifier& ident, ExpressionNode* right)
        : ExpressionNode(location)
        , m_ident(ident)
        , m_right(right)
    {
    }

    inline ReadModifyBracketNode::ReadModifyBracketNode(const JSTokenLocation& location, ExpressionNode* base, ExpressionNode* subscript, Operator oper, ExpressionNode* right, bool subscriptHasAssignments, bool rightHasAssignments, unsigned divot, unsigned startOffset, unsigned endOffset, unsigned divotLine, unsigned divotLineStart)
        : ExpressionNode(location)
        , ThrowableSubExpressionData(divot, startOffset, endOffset, divotLine, divotLineStart)
        , m_base(base)
        , m_subscript(subscript)
        , m_right(right)
        , m_operator(oper)
        , m_subscriptHasAssignments(subscriptHasAssignments)
        , m_rightHasAssignments(rightHasAssignments)
    {
    }

    inline AssignBracketNode::AssignBracketNode(const JSTokenLocation& location, ExpressionNode* base, ExpressionNode* subscript, ExpressionNode* right, bool subscriptHasAssignments, bool rightHasAssignments, unsigned divot, unsigned startOffset, unsigned endOffset, unsigned divotLine, unsigned divotLineStart)
        : ExpressionNode(location)
        , ThrowableExpressionData(divot, startOffset, endOffset, divotLine, divotLineStart)
        , m_base(base)
        , m_subscript(subscript)
        , m_right(right)
        , m_subscriptHasAssignments(subscriptHasAssignments)
        , m_rightHasAssignments(rightHasAssignments)
    {
    }

    inline AssignDotNode::AssignDotNode(const JSTokenLocation& location, ExpressionNode* base, const Identifier& ident, ExpressionNode* right, bool rightHasAssignments, unsigned divot, unsigned startOffset, unsigned endOffset, unsigned divotLine, unsigned divotLineStart)
        : ExpressionNode(location)
        , ThrowableExpressionData(divot, startOffset, endOffset, divotLine, divotLineStart)
        , m_base(base)
        , m_ident(ident)
        , m_right(right)
        , m_rightHasAssignments(rightHasAssignments)
    {
    }

    inline ReadModifyDotNode::ReadModifyDotNode(const JSTokenLocation& location, ExpressionNode* base, const Identifier& ident, Operator oper, ExpressionNode* right, bool rightHasAssignments, unsigned divot, unsigned startOffset, unsigned endOffset, unsigned divotLine, unsigned divotLineStart)
        : ExpressionNode(location)
        , ThrowableSubExpressionData(divot, startOffset, endOffset, divotLine, divotLineStart)
        , m_base(base)
        , m_ident(ident)
        , m_right(right)
        , m_operator(oper)
        , m_rightHasAssignments(rightHasAssignments)
    {
    }

    inline AssignErrorNode::AssignErrorNode(const JSTokenLocation& location, unsigned divot, unsigned startOffset, unsigned endOffset, unsigned divotLine, unsigned divotLineStart)
        : ExpressionNode(location)
        , ThrowableExpressionData(divot, startOffset, endOffset, divotLine, divotLineStart)
    {
    }

    inline CommaNode::CommaNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2)
        : ExpressionNode(location)
    {
        m_expressions.append(expr1);
        m_expressions.append(expr2);
    }

    inline ConstStatementNode::ConstStatementNode(const JSTokenLocation& location, ConstDeclNode* next)
        : StatementNode(location)
        , m_next(next)
    {
    }

    inline SourceElements::SourceElements()
    {
    }

    inline EmptyStatementNode::EmptyStatementNode(const JSTokenLocation& location)
        : StatementNode(location)
    {
    }

    inline DebuggerStatementNode::DebuggerStatementNode(const JSTokenLocation& location)
        : StatementNode(location)
    {
    }
    
    inline ExprStatementNode::ExprStatementNode(const JSTokenLocation& location, ExpressionNode* expr)
        : StatementNode(location)
        , m_expr(expr)
    {
    }

    inline VarStatementNode::VarStatementNode(const JSTokenLocation& location, ExpressionNode* expr)
        : StatementNode(location)
        , m_expr(expr)
    {
    }
    
    inline IfElseNode::IfElseNode(const JSTokenLocation& location, ExpressionNode* condition, StatementNode* ifBlock, StatementNode* elseBlock)
        : StatementNode(location)
        , m_condition(condition)
        , m_ifBlock(ifBlock)
        , m_elseBlock(elseBlock)
    {
    }

    inline DoWhileNode::DoWhileNode(const JSTokenLocation& location, StatementNode* statement, ExpressionNode* expr)
        : StatementNode(location)
        , m_statement(statement)
        , m_expr(expr)
    {
    }

    inline WhileNode::WhileNode(const JSTokenLocation& location, ExpressionNode* expr, StatementNode* statement)
        : StatementNode(location)
        , m_expr(expr)
        , m_statement(statement)
    {
    }

    inline ForNode::ForNode(const JSTokenLocation& location, ExpressionNode* expr1, ExpressionNode* expr2, ExpressionNode* expr3, StatementNode* statement)
        : StatementNode(location)
        , m_expr1(expr1)
        , m_expr2(expr2)
        , m_expr3(expr3)
        , m_statement(statement)
    {
        ASSERT(statement);
    }

    inline ContinueNode::ContinueNode(VM* vm, const JSTokenLocation& location)
        : StatementNode(location)
        , m_ident(vm->propertyNames->nullIdentifier)
    {
    }

    inline ContinueNode::ContinueNode(const JSTokenLocation& location, const Identifier& ident)
        : StatementNode(location)
        , m_ident(ident)
    {
    }
    
    inline BreakNode::BreakNode(VM* vm, const JSTokenLocation& location)
        : StatementNode(location)
        , m_ident(vm->propertyNames->nullIdentifier)
    {
    }

    inline BreakNode::BreakNode(const JSTokenLocation& location, const Identifier& ident)
        : StatementNode(location)
        , m_ident(ident)
    {
    }
    
    inline ReturnNode::ReturnNode(const JSTokenLocation& location, ExpressionNode* value)
        : StatementNode(location)
        , m_value(value)
    {
    }

    inline WithNode::WithNode(const JSTokenLocation& location, ExpressionNode* expr, StatementNode* statement, uint32_t divot, unsigned divotLine, unsigned divotLineStart, uint32_t expressionLength)
        : StatementNode(location)
        , m_expr(expr)
        , m_statement(statement)
        , m_divot(divot)
        , m_divotLine(divotLine)
        , m_divotLineStart(divotLineStart)
        , m_expressionLength(expressionLength)
    {
    }

    inline LabelNode::LabelNode(const JSTokenLocation& location, const Identifier& name, StatementNode* statement)
        : StatementNode(location)
        , m_name(name)
        , m_statement(statement)
    {
    }

    inline ThrowNode::ThrowNode(const JSTokenLocation& location, ExpressionNode* expr)
        : StatementNode(location)
        , m_expr(expr)
    {
    }

    inline TryNode::TryNode(const JSTokenLocation& location, StatementNode* tryBlock, const Identifier& exceptionIdent, StatementNode* catchBlock, StatementNode* finallyBlock)
        : StatementNode(location)
        , m_tryBlock(tryBlock)
        , m_exceptionIdent(exceptionIdent)
        , m_catchBlock(catchBlock)
        , m_finallyBlock(finallyBlock)
    {
    }

    inline ParameterNode::ParameterNode(const Identifier& ident)
        : m_ident(ident)
        , m_next(0)
    {
    }

    inline ParameterNode::ParameterNode(ParameterNode* l, const Identifier& ident)
        : m_ident(ident)
        , m_next(0)
    {
        l->m_next = this;
    }

    inline FuncExprNode::FuncExprNode(const JSTokenLocation& location, const Identifier& ident, FunctionBodyNode* body, const SourceCode& source, ParameterNode* parameter)
        : ExpressionNode(location)
        , m_body(body)
    {
        m_body->finishParsing(source, parameter, ident, FunctionNameIsInScope);
    }

    inline FuncDeclNode::FuncDeclNode(const JSTokenLocation& location, const Identifier& ident, FunctionBodyNode* body, const SourceCode& source, ParameterNode* parameter)
        : StatementNode(location)
        , m_body(body)
    {
        m_body->finishParsing(source, parameter, ident, FunctionNameIsNotInScope);
    }

    inline CaseClauseNode::CaseClauseNode(ExpressionNode* expr, SourceElements* statements)
        : m_expr(expr)
        , m_statements(statements)
    {
    }

    inline ClauseListNode::ClauseListNode(CaseClauseNode* clause)
        : m_clause(clause)
        , m_next(0)
    {
    }

    inline ClauseListNode::ClauseListNode(ClauseListNode* clauseList, CaseClauseNode* clause)
        : m_clause(clause)
        , m_next(0)
    {
        clauseList->m_next = this;
    }

    inline CaseBlockNode::CaseBlockNode(ClauseListNode* list1, CaseClauseNode* defaultClause, ClauseListNode* list2)
        : m_list1(list1)
        , m_defaultClause(defaultClause)
        , m_list2(list2)
    {
    }

    inline SwitchNode::SwitchNode(const JSTokenLocation& location, ExpressionNode* expr, CaseBlockNode* block)
        : StatementNode(location)
        , m_expr(expr)
        , m_block(block)
    {
    }

    inline ConstDeclNode::ConstDeclNode(const JSTokenLocation& location, const Identifier& ident, ExpressionNode* init)
        : ExpressionNode(location)
        , m_ident(ident)
        , m_next(0)
        , m_init(init)
    {
    }

    inline BlockNode::BlockNode(const JSTokenLocation& location, SourceElements* statements)
        : StatementNode(location)
        , m_statements(statements)
    {
    }

    inline ForInNode::ForInNode(const JSTokenLocation& location, ExpressionNode* l, ExpressionNode* expr, StatementNode* statement)
        : StatementNode(location)
        , m_init(0)
        , m_lexpr(l)
        , m_expr(expr)
        , m_statement(statement)
    {
    }

    inline ForInNode::ForInNode(VM* vm, const JSTokenLocation& location, const Identifier& ident, ExpressionNode* in, ExpressionNode* expr, StatementNode* statement, unsigned divot, int startOffset, int endOffset, unsigned divotLine, unsigned divotLineStart)
        : StatementNode(location)
        , m_init(0)
        , m_lexpr(new (vm) ResolveNode(location, ident, divot - startOffset, divotLine, divotLineStart))
        , m_expr(expr)
        , m_statement(statement)
    {
        if (in) {
            AssignResolveNode* node = new (vm) AssignResolveNode(location, ident, in);
            ASSERT(divot >= divotLineStart);
            node->setExceptionSourceCode(divot, divot - startOffset, endOffset - divot, divotLine, divotLineStart);
            m_init = node;
        }
        // for( var foo = bar in baz )
    }

} // namespace JSC

#endif // NodeConstructors_h