public void Decomposite(out bool isFinished)
{
isFinished = true;
List <object> newString = new List <object>();
ForwardEnumerator it = new ForwardEnumerator(this.currentString, 0);
while (it.MoveNext())
{
object m = it.Current;
if (m is CutModule)
{
// Apply cutting rule - goto end of current branch.
it.FindEndOfBranch(typeof(StartBranchModule), typeof(EndBranchModule));
// Current module should be end of branch.
m = it.Current;
}
if (this.decRules.ContainsKey(m.GetType()))
{
foreach (var d in this.decRules[m.GetType()])
{
object result = d.MethodInfo.Invoke(this.systemDefinition, new object[] { m });
if (result is EmptyModule)
{
// Do nothing, Strict is removed from new string.
goto endOfDecomposition;
}
else if (result != null)
{
// Have some replacement.
List <object> newModules = result.ObjectAsList();
newString.InsertRange(newString.Count, newModules);
// Check if we are still not finished.
if (isFinished && CanBeDecomposed(newModules))
{
isFinished = false;
}
goto endOfDecomposition;
}
}
}
// No decomposition were done.
newString.Add(m);
endOfDecomposition :;
}
this.String = newString;
}
public bool TryLeftToRight(
List <object> currentString,
int currentIndex,
List <object> newLeftString,
object systemDefinition,
ref object result,
ref int numReplacedModules)
{
List <object> parameters = new List <object>();
// Check left predecessors.
if (!this.IsLeftMatch(new BackwardEnumerator(newLeftString, newLeftString.Count - 1), this.NewLeft.GetEnumerator(), parameters))
{
return(false);
}
if (!this.IsLeftMatch(new BackwardEnumerator(currentString, currentIndex - 1), this.Left.GetEnumerator(), parameters))
{
return(false);
}
// Reverse parameters list, because it is in reverse order.
parameters.Reverse();
// Check strict predecessor.
var it = new ForwardEnumerator(currentString, currentIndex);
if (!this.IsSimpleMatch(it, this.Strict.GetEnumerator(), parameters))
{
return(false);
}
// Memorize length of strict part.
numReplacedModules = it.NumMoves;
// Check right predecessor.
if (!this.IsRightMatch(it, this.Right.GetEnumerator(), parameters))
{
return(false);
}
// Invoke rule.
result = this.Method.Invoke(systemDefinition, parameters.ToArray());
return(result != null);
}