public void Reset()
{
currentBlock = null;
currentStatement = null;
currentSubblock = null;
childEnum = null;
}
IEnumerator <Statement> IEnumerable <Statement> .GetEnumerator()
{
List <Statement> listStatements = new List <Statement>();
BlockEnumerator blockEnum = new BlockEnumerator(this);
while (blockEnum.MoveNext())
{
listStatements.AddRange(blockEnum.Current.Statements);
}
return(listStatements.GetEnumerator());
}
public bool MoveNext()
{
if (currentBlock == null)
{
currentBlock = baseBlock;
currentStatement = currentBlock.Statements.GetEnumerator();
return(true);
}
if (childEnum != null)
{
if (childEnum.MoveNext())
{
currentBlock = childEnum.Current;
return(true);
}
childEnum = null;
}
if (currentSubblock != null)
{
if (currentSubblock.MoveNext())
{
childEnum = new BlockEnumerator(currentSubblock.Current);
return(this.MoveNext());
}
currentSubblock = null;
}
while (currentStatement.MoveNext())
{
currentSubblock = currentStatement.Current.GetEnumerator();
return(this.MoveNext());
}
return(false);
}
