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comparison Implab/Parsing/DFAutomaton.cs @ 156:97fbbf816844 v2

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Promises: SignalXXX methods merged into SignalHandler method. Components: RunnableComponent In progress
author cin
date Mon, 15 Feb 2016 04:22:15 +0300
parents 62b440d46313
children 130781364799
comparison
equal deleted inserted replaced
155:037df317f126 156:97fbbf816844
35 35
36 protected void Switch(DFAStateDescriptior[] states, int current, T info) { 36 protected void Switch(DFAStateDescriptior[] states, int current, T info) {
37 Debug.Assert(states != null); 37 Debug.Assert(states != null);
38 Debug.Assert(current >= 0 && current < states.Length); 38 Debug.Assert(current >= 0 && current < states.Length);
39 m_contextStack.Push(m_context); 39 m_contextStack.Push(m_context);
40 m_context. states = states; 40 m_context.states = states;
41 m_context.current = current; 41 m_context.current = current;
42 m_context.info = info; 42 m_context.info = info;
43 } 43 }
44 44
45 protected void Restore() { 45 protected void Restore() {
50 50
51 protected void Move(int input) { 51 protected void Move(int input) {
52 Debug.Assert(input > 0 && input < m_context.states[m_context.current].transitions.Length); 52 Debug.Assert(input > 0 && input < m_context.states[m_context.current].transitions.Length);
53 m_context.current = m_context.states[m_context.current].transitions[input]; 53 m_context.current = m_context.states[m_context.current].transitions[input];
54 } 54 }
55
56 protected bool CanMove(int input) {
57 Debug.Assert(input > 0 && input < m_context.states[m_context.current].transitions.Length);
58 return m_context.states[m_context.current].transitions[input] != UNREACHEBLE_STATE;
59 }
55 } 60 }
56 } 61 }