def perform_stack_action(self, stack: AutomatonStack,
configuration: Configuration):
MemberState.check_stack(stack)
stack.add_data(stack.get_current_content())
MemberState.add_member_to_stack(stack)
stack.remove_level()
ExpressionEndState.add_function_to_stack(stack)
def perform_stack_action(self, stack: AutomatonStack,
configuration: Configuration):
current_content = stack.get_current_content()
if not current_content:
raise ParsingError('A variable name was expected!')
stack.add_data(Argument(current_content))
stack.remove_level()
def perform_stack_action(self, stack: AutomatonStack,
configuration: Configuration):
current_string = stack.get_current_content()
stack.add_data(
MessageComponent(MessageComponentType.STRING, current_string))
stack.remove_level()
stack.add_level()
def perform_stack_action(self, stack: AutomatonStack, configuration: Configuration):
current_content = stack.get_current_content()
if not current_content:
raise ParsingError('Empty function name is not allowed!')
stack.add_data(FunctionDeclaration(current_content))
stack.remove_level()
stack.add_level()
def add_function_to_stack(stack: AutomatonStack):
arguments = []
if not stack.data_stack:
raise ParsingError('Detected a closing parantheses without an opening one')
stack_content = stack.pop_data()
while not isinstance(stack_content, FunctionDeclaration):
arguments.insert(0, stack_content)
if not stack.data_stack:
raise ParsingError('Detected a closing parantheses without an opening one')
stack_content = stack.pop_data()
stack.add_data(stack_content.create_function(arguments))
def perform_stack_action(self, stack: AutomatonStack,
configuration: Configuration):
current_string = stack.get_current_content()
stack.add_data(ConstantExpression(current_string))
stack.remove_level()
stack.add_level()
def add_member_to_stack(stack: AutomatonStack):
assert len(stack.data_stack) >= 2
member = stack.pop_data()
variable = stack.pop_data()
stack.add_data(MemberExpression(variable.name, member))
def perform_stack_action(self, stack: AutomatonStack,
configuration: Configuration):
variable = stack.pop_data()
stack.add_data(FunctionDeclaration(variable.name))
def perform_stack_action(self, stack: AutomatonStack,
configuration: Configuration):
current_content = stack.get_current_content()
stack.add_data(VariableExpression(current_content))
stack.remove_level()
stack.add_level()
def add_constraint_to_stack(stack: AutomatonStack):
value = stack.pop_data()
variable = stack.pop_data()
stack.add_data(Constraint(variable, value))
def perform_stack_action(self, stack: AutomatonStack,
configuration: Configuration):
stack.add_data(VariableExpression(stack.get_current_content()))
stack.remove_level()
AcceptState.check_stack(stack)
def perform_stack_action(self, stack: AutomatonStack,
configuration: Configuration):
stack.add_data(FunctionDeclaration(stack.get_current_content()))
stack.remove_level()
stack.add_level()