def parse(self, msg):
"""
Parse a message, return relevant output.
@param msg: unparsed message
@type msg: str
@return: message to print or None (if there's no output to print)
@rtype: str|None
"""
# split message into first word + rest of line
try:
command, args = msg.split(None, 1)
except ValueError:
command, args = msg, ""
if command in self.COMMANDS:
stat = self.COMMANDS[command](args)
if state.is_done(stat):
return stat.value
elif state.is_next(stat):
print(stat.value)
return None
else:
return None
for func in self.FILTERS:
stat = func(msg)
if state.is_done(stat):
return stat.value
elif state.is_replace(stat):
msg = stat.value
return msg
def parse(self, msg):
"""
Parse a message, return relevant output.
@param msg: unparsed message
@type msg: str
@return: message to print or None (if there's no output to print)
@rtype: str|None
"""
# split msg into command & arguments
try:
command, args = msg.split(None, 1)
except ValueError: # split failed
command, args = msg.rstrip(), ""
# try execute command
if command in self.COMMANDS:
rval = self.COMMANDS[command](args)
if state.is_done(rval):
return rval.value
# run text HOOKS
for f in self.FILTERS:
rval = f(msg)
if state.is_done(rval):
return rval.value
if state.is_replace(rval):
msg = rval.value
return msg
def parse(self, msg):
"""
Parses given input.
@param msg: input message to parse
@type msg: str
@return: return message processed with associated commands and filters
@rtype: str
"""
try:
cmd, args = msg.split(" ", 1)
except ValueError:
cmd, args = msg.rstrip(), ""
if cmd in self.COMMANDS:
ret = self.COMMANDS[cmd](args)
if state.is_done(ret):
return ret.value
elif state.is_next(ret):
pass
else:
raise Exception("Illegal state of command.")
for filter in self.FILTERS:
ret = filter(msg)
if state.is_done(ret):
return ret.value
if state.is_replace(ret):
msg = ret.value
return msg
def test_not_state(self):
self.assertFalse(state.is_replace(object()))
def test_not_replace(self):
self.assertFalse(state.is_replace(state.done(None)))
self.assertFalse(state.is_replace(state.next(None)))
def test_replace(self):
self.assertTrue(state.is_replace(state.replace(None)))
