def _checkpoint(self):
        """Save and/or get a state checkpoint previous to current instruction"""
        #Fixme[felipe] add a with self.disabled_events context mangr to Eventful
        if self._checkpoint_data is None:
            if not self._published_pre_instruction_events:
                self._published_pre_instruction_events = True
                self._publish('will_decode_instruction', self.pc)
                self._publish('will_execute_instruction', self.pc, self.instruction)
                self._publish('will_evm_execute_instruction', self.instruction, self._top_arguments())

            pc = self.pc
            instruction = self.instruction
            old_gas = self.gas
            allocated = self._allocated
            #FIXME Not clear which exception should trigger first. OOG or insuficient stack
            # this could raise an insuficient stack exception
            arguments = self._pop_arguments()
            fee = self._calculate_gas(*arguments)
            self._checkpoint_data = (pc, old_gas, instruction, arguments, fee, allocated)
        return self._checkpoint_data
def _checkpoint(self):
        """Save and/or get a state checkpoint previous to current instruction"""
        #Fixme[felipe] add a with self.disabled_events context mangr to Eventful
        if self._checkpoint_data is None:
            if not self._published_pre_instruction_events:
                self._published_pre_instruction_events = True
                self._publish('will_decode_instruction', self.pc)
                self._publish('will_execute_instruction', self.pc, self.instruction)
                self._publish('will_evm_execute_instruction', self.instruction, self._top_arguments())

            pc = self.pc
            instruction = self.instruction
            old_gas = self.gas
            allocated = self._allocated
            #FIXME Not clear which exception should trigger first. OOG or insuficient stack
            # this could raise an insuficient stack exception
            arguments = self._pop_arguments()
            fee = self._calculate_gas(*arguments)
            self._checkpoint_data = (pc, old_gas, instruction, arguments, fee, allocated)
        return self._checkpoint_data
def _checkpoint ( self ) : #Fixme[felipe] add a with self.disabled_events context mangr to Eventful if self . _checkpoint_data is None : if not self . _published_pre_instruction_events : self . _published_pre_instruction_events = True self . _publish ( 'will_decode_instruction' , self . pc ) self . _publish ( 'will_execute_instruction' , self . pc , self . instruction ) self . _publish ( 'will_evm_execute_instruction' , self . instruction , self . _top_arguments ( ) ) pc = self . pc instruction = self . instruction old_gas = self . gas allocated = self . _allocated #FIXME Not clear which exception should trigger first. OOG or insuficient stack # this could raise an insuficient stack exception arguments = self . _pop_arguments ( ) fee = self . _calculate_gas ( * arguments ) self . _checkpoint_data = ( pc , old_gas , instruction , arguments , fee , allocated ) return self . _checkpoint_data
Save and/or get a state checkpoint previous to current instruction
Save and / or get a state checkpoint previous to current instruction