/// <summary>
/// Creates a RegexFSM object.
/// </summary>
/// <param name="states">Collection of all required states.</param>
/// <param name="startState">The starting state.</param>
/// <param name="endState">The end (completed) state.</param>
public RegexFSM(IEnumerable <RegexState> states, RegexState startState, RegexState endState)
{
_states = new HashSet <RegexState>(states);
_states.Add(startState);
_states.Add(endState);
StartState = startState;
EndState = endState;
Reset();
}
public RegexStateTransition(RegexState target, CharacterClass charClass)
{
Target = target;
CharacterClass = charClass;
}
/// <summary>
/// Adds an empty transition the the specified state. States connected by empty transitions are always set to active when
/// the current state is set to active.
/// </summary>
/// <param name="state">The state to transition to.</param>
public void Add(RegexState state)
{
_emptyTransitions.Add(state);
}
/// <summary>
/// Adds a transition to the specified state when a given character class is matched.
/// </summary>
/// <param name="state">The state to transition to on match.</param>
/// <param name="charClass">The charcter class to attempt to match.</param>
public void Add(RegexState state, CharacterClass charClass)
{
_classTransitions.Add(new RegexStateTransition(state, charClass));
}
