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Remove a while loop that is not necessary

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Dave Halter
2018-06-21 21:14:14 +02:00
parent cc8038966b
commit 12e11b3d16
1 changed files with 31 additions and 31 deletions
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62
parso/pgen2/parse.py
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@@ -167,38 +167,38 @@ class PgenParser(object):
ilabel = token_to_ilabel(self.grammar, type_, value) ilabel = token_to_ilabel(self.grammar, type_, value)
stack = self.stack stack = self.stack
while True: try:
ilabel plan = stack[-1].current_dfa.ilabel_to_plan[ilabel]
except KeyError:
self.error_recovery(self.grammar, stack, type_,
value, start_pos, prefix, self.add_token)
return False
stack[-1].current_dfa = plan.next_dfa
for push in plan.pushes:
stack.append(StackNode(push.dfa))
leaf = self.convert_leaf(self.grammar, type_, value, prefix, start_pos)
stack[-1].nodes.append(leaf)
while stack[-1].current_dfa.is_final:
tos = self.stack.pop()
# If there's exactly one child, return that child instead of
# creating a new node. We still create expr_stmt and
# file_input though, because a lot of Jedi depends on its
# logic.
if len(tos.nodes) == 1:
new_node = tos.nodes[0]
else:
new_node = self.convert_node(self.grammar, type_, tos.nodes)
try: try:
plan = stack[-1].current_dfa.ilabel_to_plan[ilabel] stack[-1].nodes.append(new_node)
except KeyError: except IndexError:
self.error_recovery(self.grammar, stack, type_, # Stack is empty, set the rootnode.
value, start_pos, prefix, self.add_token) self.rootnode = new_node
break return True
return False
stack[-1].current_dfa = plan.next_dfa
for push in plan.pushes:
stack.append(StackNode(push.dfa))
leaf = self.convert_leaf(self.grammar, type_, value, prefix, start_pos)
stack[-1].nodes.append(leaf)
while stack[-1].current_dfa.is_final:
tos = self.stack.pop()
# If there's exactly one child, return that child instead of
# creating a new node. We still create expr_stmt and
# file_input though, because a lot of Jedi depends on its
# logic.
if len(tos.nodes) == 1:
new_node = tos.nodes[0]
else:
new_node = self.convert_node(self.grammar, type_, tos.nodes)
try:
stack[-1].nodes.append(new_node)
except IndexError:
# Stack is empty, set the rootnode.
self.rootnode = new_node
def add_token(self, type_, value, start_pos, prefix): def add_token(self, type_, value, start_pos, prefix):
"""Add a token; return True if this is the end of the program.""" """Add a token; return True if this is the end of the program."""