// <file>
// <copyright see="prj:///doc/copyright.txt"/>
// <license see="prj:///doc/license.txt"/>
// <owner name="none" email=""/>
// <version>$Revision: 1965 $</version>
// </file>
using System;
namespace ICSharpCode.NRefactory.Ast
{
public class BlockStatement : Statement
{
// Children in C#: LabelStatement, LocalVariableDeclaration, Statement
// Children in VB: LabelStatement, EndStatement, Statement
public static new NullBlockStatement Null {
get {
return NullBlockStatement.Instance;
}
}
public override object AcceptVisitor(IAstVisitor visitor, object data)
{
return visitor.VisitBlockStatement(this, data);
}
public override string ToString()
{
return String.Format("[BlockStatement: Children={0}]",
GetCollectionString(base.Children));
}
}
public class NullBlockStatement : BlockStatement
{
static NullBlockStatement nullBlockStatement = new NullBlockStatement();
public override bool IsNull {
get {
return true;
}
}
public static NullBlockStatement Instance {
get {
return nullBlockStatement;
}
}
NullBlockStatement()
{
}
public override object AcceptVisitor(IAstVisitor visitor, object data)
{
return data;
}
public override object AcceptChildren(IAstVisitor visitor, object data)
{
return data;
}
public override void AddChild(INode childNode)
{
throw new InvalidOperationException();
}
public override string ToString()
{
return String.Format("[NullBlockStatement]");
}
}
}