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Merge pull request #18152 from ceph/wip-fix-doc-exceptions

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doc raise exceptions with a base class

Reviewed-By: Abhishek Lekshmanan <abhishek@suse.com>
Reviewed-By: Kefu Chai <kchai@redhat.com>
This commit is contained in:
Abhishek L 2017-10-06 15:55:46 +02:00 committed by GitHub
commit d71a42c892
1 changed files with 17 additions and 9 deletions
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26
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:
@ -107,7 +115,7 @@ class StateMachineRenderer(object):
r"boost::statechart::state_machine<\s*(\w*),\s*(\w*)\s*>",
line)
if tokens is None:
raise "Error: malformed state_machine line: " + line
raise Exception("Error: malformed state_machine line: " + line)
self.machines[tokens.group(1)] = tokens.group(2)
self.context.append((tokens.group(1), self.context_depth, ""))
return
@ -116,7 +124,7 @@ class StateMachineRenderer(object):
r"boost::statechart::state<\s*(\w*),\s*(\w*)\s*,?\s*(\w*)\s*>",
line)
if tokens is None:
raise "Error: malformed state line: " + line
raise Exception("Error: malformed state line: " + line)
self.states[tokens.group(1)] = tokens.group(2)
if tokens.group(2) not in self.state_contents.keys():
self.state_contents[tokens.group(2)] = []
@ -133,14 +141,14 @@ class StateMachineRenderer(object):
if i.group(1) not in self.edges.keys():
self.edges[i.group(1)] = []
if len(self.context) is 0:
raise "no context at line: " + line
raise Exception("no context at line: " + line)
self.edges[i.group(1)].append((self.context[-1][0], i.group(2)))
i = re.search("return\s+transit<\s*(\w*)\s*>()", line)
if i is not None:
if len(self.context) is 0:
raise "no context at line: " + line
raise Exception("no context at line: " + line)
if self.context[-1][2] is "":
raise "no event in context at line: " + line
raise Exception("no event in context at line: " + line)
if self.context[-1][2] not in self.edges.keys():
self.edges[self.context[-1][2]] = []
self.edges[self.context[-1][2]].append((self.context[-1][0], i.group(1)))