internal SmtpState this[SmtpStateId stateId] => _states[stateId];
internal void Add(string command, Func <SmtpSessionContext, bool> canAcceptDelegate, SmtpStateId state) { Transitions.Add(command, new SmtpStateTransition(canAcceptDelegate, context => state)); }
internal SmtpState(SmtpStateId stateId) { StateId = stateId; }
internal void Add(string command, SmtpStateId state) { Transitions.Add(command, new SmtpStateTransition(context => true, context => state)); }