private QuantifierStackFrame(StackFrame parent, IConsList<BasePattern> remainingChildren,
bool isGreedy, int lastPosition)
: base(parent, remainingChildren)
{
IsGreedy = isGreedy;
LastPosition = lastPosition;
}
public BacktrackPoint(BacktrackPoint previous,
StackFrame callStack,
Result<char, int> partialResult)
{
Previous = previous;
CallStack = callStack;
PartialResult = partialResult;
}
public GroupStackFrame(StackFrame parent, IConsList<BasePattern> remainingChildren)
: base(parent, remainingChildren)
{
}
public GroupStackFrame(StackFrame parent, params BasePattern[] remainingChildren)
: this(parent, new ArrayConsList<BasePattern>(remainingChildren))
{
}
protected StackFrame(StackFrame parent, IConsList<BasePattern> remainingChildren)
{
Parent = parent;
RemainingChildren = remainingChildren;
}
private StackFrame unwindEmptyFrames(StackFrame callStack)
{
while (callStack != null && callStack.RemainingChildren.IsEmpty)
callStack = callStack.Parent;
return callStack;
}
public QuantifierStackFrame(StackFrame parent, QuantifierPattern quant)
: this(parent, new RepeaterConsList<BasePattern>(quant.ChildPattern, quant.MaxOccurrences), quant.IsGreedy, -1)
{
if (quant.MinOccurrences != 0)
quant.AssertCanonicalForm();
}