def __init__(self):
StateDescription.__init__(
self, ConstraintStartState(), _ConstraintDefaultTransition(), [
TransitionWithoutAction(
Configuration(ConstraintStartState(), ' '),
Configuration(VariableState(), ''))
])
def __init__(self):
StateDescription.__init__(
self, ValueState(), SimpleForwardDefaultTransition(ValueState()), [
TransitionWithoutAction(Configuration(ValueState(), '\\'),
Configuration(ValueEscapeState(), '')),
_StringEndTransition()
])
def __init__(self):
StateDescription.__init__(
self, VariableEndState(), _InvalidOperatorTransition(), [
TransitionWithAction(Configuration(VariableEndState(), '='),
Configuration(OperatorState(), ''),
lambda stack: stack.add_level())
])
def __init__(self):
StateDescription.__init__(
self, OperatorEndState(), _InvalidValueTransition(), [
TransitionWithAction(Configuration(OperatorEndState(), '"'),
Configuration(ValueState(), ''),
lambda stack: stack.add_level())
])
def __init__(self):
StateDescription.__init__(
self, StartState(), _InvalidStartTransition(), [
TransitionWithAction(Configuration(StartState(), '"'),
Configuration(MessageState(), ''),
lambda stack: stack.add_level())
])
def __init__(self):
StateDescription.__init__(
self, RequiredArgumentState(), _RequiredArgumentDefaultTransition(), [
TransitionWithAction(Configuration(RequiredArgumentState(), '*'),
Configuration(FreeArgumentState(), ''),
lambda stack: stack.add_level())
])
def __init__(self):
StateDescription.__init__(
self, ExpressionState(), _ExpressionDefaultTransition(), [
TransitionWithoutAction(Configuration(ExpressionState(), ' '),
Configuration(ExpressionState(), '')),
TransitionWithAction(Configuration(ExpressionState(), '"'),
Configuration(StringState(), ''),
lambda stack: stack.add_level())
])
def __init__(self):
StateDescription.__init__(
self, AdviserState(),
SimpleForwardDefaultTransition(AdviserState()), [
TransitionWithoutAction(
Configuration(AdviserState(), '"'),
Configuration(CodeStringState(AdviserState()), '"')),
_AdviserEndTransition()
])
def __init__(self):
StateDescription.__init__(
self, ArgumentStartState(), _ArgumentStartDefaultTransition(), [
TransitionWithAction(Configuration(ArgumentStartState(), ')'),
Configuration(AcceptState(), ''),
AcceptState.add_function_to_stack),
TransitionWithAction(Configuration(ArgumentStartState(), '*'),
Configuration(FreeArgumentState(), ''),
lambda stack: stack.add_level())
])
def __init__(self):
StateDescription.__init__(
self, MessageState(),
SimpleForwardDefaultTransition(MessageState()), [
TransitionWithoutAction(
Configuration(MessageState(), '\\'),
Configuration(EscapeState(MessageState()), '')),
_TransitionFromMessageToCode(),
_TransitionFromMessageToAccept()
])
def __init__(self):
StateDescription.__init__(
self, ConstraintEndState(), _InvalidConstraintTransition(), [
TransitionWithAction(Configuration(ConstraintEndState(), '&'),
Configuration(ConstraintStartState(), ''),
lambda stack: stack.add_level()),
TransitionWithoutAction(
Configuration(ConstraintEndState(), ' '),
Configuration(ConstraintEndState(), ''))
])
def __init__(self):
StateDescription.__init__(
self, PythonState(), SimpleForwardDefaultTransition(PythonState()),
[
TransitionWithoutAction(
Configuration(PythonState(), '"'),
Configuration(CodeStringState(PythonState()), '"')),
TransitionWithoutAction(
Configuration(PythonState(), '}'),
Configuration(PythonClosingBraceState(), ''))
])
def get_output_configuration(
self, input_configuration: Configuration) -> Configuration:
if not input_configuration.character.isalpha(
) and input_configuration.character != '_':
raise ParsingError(
f'Non-alpha character "{input_configuration.character}" detected.'
)
return Configuration(ArgumentState(), input_configuration.character)
def __init__(self):
StateDescription.__init__(
self, ExpressionEndState(), _ExpressionEndDefaultTransition(), [
TransitionWithoutAction(
Configuration(ExpressionEndState(), ' '),
Configuration(ExpressionEndState(), '')),
TransitionWithAction(Configuration(ExpressionEndState(), '$'),
Configuration(AcceptState(), ''),
AcceptState.check_stack),
TransitionWithoutAction(
Configuration(ExpressionEndState(), ','),
Configuration(ExpressionState(), '')),
_ConversionFromVariableToFunctionName(),
TransitionWithAction(Configuration(ExpressionEndState(), ')'),
Configuration(ExpressionEndState(), ''),
ExpressionEndState.add_function_to_stack)
])
def parse(self, input_tape: str) -> List[object]:
self.stack.clear()
current_state = self.start_state
input_tape_index = 0
for input_char in input_tape:
try:
configuration = Configuration(current_state, input_char)
transition = self._find_transition(configuration)
current_state = self._apply_transition(transition, configuration)
input_tape_index += 1
except ParsingError as error:
print('State:', current_state.name)
print('Index:', input_tape_index)
print('Original Input:', input_tape)
raise error
if current_state not in self.accept_states:
print('State:', current_state.name)
raise ParsingError(f'Parser was not in a final state after the input tape was read.')
return self.stack.data_stack[:]
def __init__(self):
TransitionWithoutAction.__init__(
self, Configuration(MemberState(), ')'),
Configuration(ExpressionEndState(), ''))
def __init__(self):
TransitionWithoutAction.__init__(self,
Configuration(MemberState(), '$'),
Configuration(AcceptState(), ''))
def __init__(self):
TransitionWithoutAction.__init__(
self, Configuration(ValueState(), '"'),
Configuration(ConstraintEndState(), ''))
def get_output_configuration(
self, input_configuration: Configuration) -> Configuration:
output_state = EscapeState(input_configuration.state)
return Configuration(output_state, '\\')
def __init__(self):
TransitionWithoutAction.__init__(self,
Configuration(ArgumentState(), ')'),
Configuration(AcceptState(), ''))
def __init__(self):
TransitionWithoutAction.__init__(
self, Configuration(PythonClosingBraceState(), '}'),
Configuration(MessageState(), ''))
def get_output_configuration(
self, input_configuration: Configuration) -> Configuration:
return Configuration(AdviserState(), input_configuration.character)
def get_output_configuration(
self, input_configuration: Configuration) -> Configuration:
assert isinstance(input_configuration.state, CodeStringState)
return Configuration(input_configuration.state.parent_state, '"')
def get_output_configuration(
self, input_configuration: Configuration) -> Configuration:
assert isinstance(input_configuration.state, EscapeState)
return Configuration(input_configuration.state.parent_state,
input_configuration.character)
def __init__(self):
TransitionWithoutAction.__init__(
self, Configuration(StringState(), '"'),
Configuration(ExpressionEndState(), ''))
def __init__(self):
TransitionWithoutAction.__init__(self,
Configuration(VariableState(), '='),
Configuration(OperatorState(), ''))
def __init__(self):
TransitionWithoutAction.__init__(self,
Configuration(MessageState(), '{'),
Configuration(CodeState(), ''))
def __init__(self):
TransitionWithoutAction.__init__(self,
Configuration(MessageState(), '"'),
Configuration(AcceptState(), ''))
def __init__(self):
StateDescription.__init__(
self, CodeState(), _CodeDefaultTransition(), [
TransitionWithoutAction(Configuration(CodeState(), '{'),
Configuration(PythonState(), ''))
])
def __init__(self):
Transition.__init__(self, Configuration(CodeStringState(None), '\\'))
