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doc parse two lines for getting the context

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So that signatures can get parsed when they are split like:

PG::RecoveryState::RepWaitBackfillReserved::react(
  const RemoteReservationCanceled &evt)

Signed-off-by: Alfredo Deza <adeza@redhat.com>
This commit is contained in:
Alfredo Deza 2017-10-06 08:57:01 -04:00
parent 347b7b1f19
commit 9e2a52ccec
1 changed files with 12 additions and 4 deletions
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16
doc/scripts/gen_state_diagram.py
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@ -84,14 +84,22 @@ class StateMachineRenderer(object):
)
def read_input(self, input_lines):
previous_line = None
for line in input_lines:
self.get_state(line)
self.get_event(line)
self.get_context(line)
# pass two lines at a time to get the context so that regexes can
# match on split signatures
self.get_context(line, previous_line)
previous_line = line
def get_context(self, line):
match = re.search(r"(\w+::)*::(?P<tag>\w+)::\w+\(const (?P<event>\w+)",
line)
def get_context(self, line, previous_line):
match = re.search(r"(\w+::)*::(?P<tag>\w+)::\w+\(const (?P<event>\w+)", line)
if match is None and previous_line is not None:
# it is possible that we need to match on the previous line as well, so join
# them to make them one line and try and get this matching
joined_line = ' '.join([previous_line, line])
match = re.search(r"(\w+::)*::(?P<tag>\w+)::\w+\(\s*const (?P<event>\w+)", joined_line)
if match is not None:
self.context.append((match.group('tag'), self.context_depth, match.group('event')))
if '{' in line: