Lines Matching refs:stack
104 # Each stack entry is a tuple: (dfa, state, node).
109 self.stack = [stackentry]
119 dfa, state, node = self.stack[-1]
134 if not self.stack:
137 dfa, state, node = self.stack[-1]
153 if not self.stack:
177 dfa, state, node = self.stack[-1]
182 self.stack[-1] = (dfa, newstate, node)
186 dfa, state, node = self.stack[-1]
188 self.stack[-1] = (dfa, newstate, node)
189 self.stack.append((newdfa, 0, newnode))
193 popdfa, popstate, popnode = self.stack.pop()
196 if self.stack:
197 dfa, state, node = self.stack[-1]
