Lines Matching refs:stack
107 # Each stack entry is a tuple: (dfa, state, node).
112 self.stack = [stackentry]
122 dfa, state, node = self.stack[-1]
137 if not self.stack:
140 dfa, state, node = self.stack[-1]
156 if not self.stack:
180 dfa, state, node = self.stack[-1]
185 self.stack[-1] = (dfa, newstate, node)
189 dfa, state, node = self.stack[-1]
191 self.stack[-1] = (dfa, newstate, node)
192 self.stack.append((newdfa, 0, newnode))
196 popdfa, popstate, popnode = self.stack.pop()
199 if self.stack:
200 dfa, state, node = self.stack[-1]