Import relevant source from Qt 4.8

Change-Id: I5078db4081d95290c54f39d3c0efc2fc2f62e6a6

1 files changed, 956 insertions, 0 deletions

diff --git a/src/declarative/qml/parser/qdeclarativejsast.cpp b/src/declarative/qml/parser/qdeclarativejsast.cpp
new file mode 100644
index 00000000..ad79dddd
--- /dev/null
+++ b/src/declarative/qml/parser/qdeclarativejsast.cpp
@@ -0,0 +1,956 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtDeclarative module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** This file may be used under the terms of the GNU Lesser General Public
+** License version 2.1 as published by the Free Software Foundation and
+** appearing in the file LICENSE.LGPL included in the packaging of this
+** file. Please review the following information to ensure the GNU Lesser
+** General Public License version 2.1 requirements will be met:
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "private/qdeclarativejsast_p.h"
+
+#include "private/qdeclarativejsastvisitor_p.h"
+
+QT_QML_BEGIN_NAMESPACE
+
+namespace QDeclarativeJS { namespace AST {
+
+void Node::accept(Visitor *visitor)
+{
+    if (visitor->preVisit(this)) {
+        accept0(visitor);
+    }
+    visitor->postVisit(this);
+}
+
+void Node::accept(Node *node, Visitor *visitor)
+{
+    if (node)
+        node->accept(visitor);
+}
+
+ExpressionNode *Node::expressionCast()
+{
+    return 0;
+}
+
+BinaryExpression *Node::binaryExpressionCast()
+{
+    return 0;
+}
+
+Statement *Node::statementCast()
+{
+    return 0;
+}
+
+UiObjectMember *Node::uiObjectMemberCast()
+{
+    return 0;
+}
+
+ExpressionNode *ExpressionNode::expressionCast()
+{
+    return this;
+}
+
+BinaryExpression *BinaryExpression::binaryExpressionCast()
+{
+    return this;
+}
+
+Statement *Statement::statementCast()
+{
+    return this;
+}
+
+UiObjectMember *UiObjectMember::uiObjectMemberCast()
+{
+    return this;
+}
+
+void NestedExpression::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(expression, visitor);
+    }
+    visitor->endVisit(this);
+}
+
+void ThisExpression::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+    }
+
+    visitor->endVisit(this);
+}
+
+void IdentifierExpression::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+    }
+
+    visitor->endVisit(this);
+}
+
+void NullExpression::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+    }
+
+    visitor->endVisit(this);
+}
+
+void TrueLiteral::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+    }
+
+    visitor->endVisit(this);
+}
+
+void FalseLiteral::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+    }
+
+    visitor->endVisit(this);
+}
+
+void StringLiteral::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+    }
+
+    visitor->endVisit(this);
+}
+
+void NumericLiteral::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+    }
+
+    visitor->endVisit(this);
+}
+
+void RegExpLiteral::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+    }
+
+    visitor->endVisit(this);
+}
+
+void ArrayLiteral::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(elements, visitor);
+        accept(elision, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void ObjectLiteral::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(properties, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void ElementList::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        for (ElementList *it = this; it; it = it->next) {
+            accept(it->elision, visitor);
+            accept(it->expression, visitor);
+        }
+    }
+
+    visitor->endVisit(this);
+}
+
+void Elision::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        // ###
+    }
+
+    visitor->endVisit(this);
+}
+
+void PropertyNameAndValueList::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        for (PropertyNameAndValueList *it = this; it; it = it->next) {
+            accept(it->name, visitor);
+            accept(it->value, visitor);
+        }
+    }
+
+    visitor->endVisit(this);
+}
+
+void IdentifierPropertyName::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+    }
+
+    visitor->endVisit(this);
+}
+
+void StringLiteralPropertyName::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+    }
+
+    visitor->endVisit(this);
+}
+
+void NumericLiteralPropertyName::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+    }
+
+    visitor->endVisit(this);
+}
+
+void ArrayMemberExpression::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(base, visitor);
+        accept(expression, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void FieldMemberExpression::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(base, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void NewMemberExpression::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(base, visitor);
+        accept(arguments, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void NewExpression::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(expression, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void CallExpression::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(base, visitor);
+        accept(arguments, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void ArgumentList::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        for (ArgumentList *it = this; it; it = it->next) {
+            accept(it->expression, visitor);
+        }
+    }
+
+    visitor->endVisit(this);
+}
+
+void PostIncrementExpression::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(base, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void PostDecrementExpression::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(base, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void DeleteExpression::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(expression, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void VoidExpression::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(expression, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void TypeOfExpression::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(expression, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void PreIncrementExpression::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(expression, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void PreDecrementExpression::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(expression, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void UnaryPlusExpression::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(expression, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void UnaryMinusExpression::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(expression, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void TildeExpression::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(expression, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void NotExpression::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(expression, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void BinaryExpression::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(left, visitor);
+        accept(right, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void ConditionalExpression::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(expression, visitor);
+        accept(ok, visitor);
+        accept(ko, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void Expression::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(left, visitor);
+        accept(right, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void Block::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(statements, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void StatementList::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        for (StatementList *it = this; it; it = it->next) {
+            accept(it->statement, visitor);
+        }
+    }
+
+    visitor->endVisit(this);
+}
+
+void VariableStatement::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(declarations, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void VariableDeclarationList::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        for (VariableDeclarationList *it = this; it; it = it->next) {
+            accept(it->declaration, visitor);
+        }
+    }
+
+    visitor->endVisit(this);
+}
+
+void VariableDeclaration::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(expression, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void EmptyStatement::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+    }
+
+    visitor->endVisit(this);
+}
+
+void ExpressionStatement::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(expression, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void IfStatement::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(expression, visitor);
+        accept(ok, visitor);
+        accept(ko, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void DoWhileStatement::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(statement, visitor);
+        accept(expression, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void WhileStatement::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(expression, visitor);
+        accept(statement, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void ForStatement::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(initialiser, visitor);
+        accept(condition, visitor);
+        accept(expression, visitor);
+        accept(statement, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void LocalForStatement::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(declarations, visitor);
+        accept(condition, visitor);
+        accept(expression, visitor);
+        accept(statement, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void ForEachStatement::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(initialiser, visitor);
+        accept(expression, visitor);
+        accept(statement, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void LocalForEachStatement::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(declaration, visitor);
+        accept(expression, visitor);
+        accept(statement, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void ContinueStatement::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+    }
+
+    visitor->endVisit(this);
+}
+
+void BreakStatement::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+    }
+
+    visitor->endVisit(this);
+}
+
+void ReturnStatement::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(expression, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void WithStatement::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(expression, visitor);
+        accept(statement, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void SwitchStatement::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(expression, visitor);
+        accept(block, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void CaseBlock::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(clauses, visitor);
+        accept(defaultClause, visitor);
+        accept(moreClauses, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void CaseClauses::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        for (CaseClauses *it = this; it; it = it->next) {
+            accept(it->clause, visitor);
+        }
+    }
+
+    visitor->endVisit(this);
+}
+
+void CaseClause::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(expression, visitor);
+        accept(statements, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void DefaultClause::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(statements, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void LabelledStatement::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(statement, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void ThrowStatement::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(expression, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void TryStatement::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(statement, visitor);
+        accept(catchExpression, visitor);
+        accept(finallyExpression, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void Catch::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(statement, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void Finally::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(statement, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void FunctionDeclaration::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(formals, visitor);
+        accept(body, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void FunctionExpression::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(formals, visitor);
+        accept(body, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void FormalParameterList::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        // ###
+    }
+
+    visitor->endVisit(this);
+}
+
+void FunctionBody::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(elements, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void Program::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(elements, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void SourceElements::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        for (SourceElements *it = this; it; it = it->next) {
+            accept(it->element, visitor);
+        }
+    }
+
+    visitor->endVisit(this);
+}
+
+void FunctionSourceElement::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(declaration, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void StatementSourceElement::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(statement, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void DebuggerStatement::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+    }
+
+    visitor->endVisit(this);
+}
+
+void UiProgram::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(imports, visitor);
+        accept(members, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void UiSignature::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(formals, visitor);
+    }
+    visitor->endVisit(this);
+}
+
+void UiFormalList::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        for (UiFormalList *it = this; it; it = it->next) {
+            accept(it->formal, visitor);
+        }
+    }
+    visitor->endVisit(this);
+}
+
+void UiFormal::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+    }
+    visitor->endVisit(this);
+}
+
+void UiPublicMember::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(expression, visitor);
+        accept(binding, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void UiObjectDefinition::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(qualifiedTypeNameId, visitor);
+        accept(initializer, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void UiObjectInitializer::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(members, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void UiObjectBinding::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(qualifiedId, visitor);
+        accept(qualifiedTypeNameId, visitor);
+        accept(initializer, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void UiScriptBinding::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(qualifiedId, visitor);
+        accept(statement, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void UiArrayBinding::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(qualifiedId, visitor);
+        accept(members, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void UiObjectMemberList::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        for (UiObjectMemberList *it = this; it; it = it->next)
+            accept(it->member, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void UiArrayMemberList::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        for (UiArrayMemberList *it = this; it; it = it->next)
+            accept(it->member, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void UiQualifiedId::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+    }
+
+    visitor->endVisit(this);
+}
+
+void UiImport::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(importUri, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void UiImportList::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(import, visitor);
+        accept(next, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+void UiSourceElement::accept0(Visitor *visitor)
+{
+    if (visitor->visit(this)) {
+        accept(sourceElement, visitor);
+    }
+
+    visitor->endVisit(this);
+}
+
+} } // namespace QDeclarativeJS::AST
+
+QT_QML_END_NAMESPACE
+
+