def detect(iToken, lObjects): ''' procedure_call_statement ::= [ label : ] procedure_call ; ''' iCurrent = iToken # Move past label if it exists if utils.find_in_next_n_tokens(':', 2, iCurrent, lObjects): iCurrent = utils.find_next_token(iCurrent, lObjects) iCurrent += 1 iCurrent = utils.find_next_token(iCurrent, lObjects) iCurrent += 1 # Check if next token is keyword iCurrent = utils.find_next_token(iCurrent, lObjects) if lObjects[iCurrent].get_value().lower() in lKeywords: return iToken # Check if signal assignment operator exists if utils.find_in_range('<=', iCurrent, ';', lObjects): return iToken # Check if variable assignment operator exists if utils.find_in_range(':=', iCurrent, ';', lObjects): return iToken # Otherwise it must be a procedure_call_statement return classify(iToken, lObjects)
def detect(iToken, lObjects): ''' simple_force_assignment ::= target <= force [ force_mode ] expression ; ''' if utils.is_next_token_one_of(['when', 'if', 'elsif', 'else'], iToken, lObjects): return False if utils.find_in_range('<=', iToken, ';', lObjects): if utils.find_in_range('force', iToken, ';', lObjects): return classify(iToken, lObjects) return iToken
def detect(iToken, lObjects): ''' selected_waveform_assignment ::= with expression select [ ? ] target <= [delay_machanism] selected_waveforms ; ''' if utils.is_next_token_one_of(['when', 'if', 'elsif', 'else'], iToken, lObjects): return False if utils.find_in_range('<=', iToken, ';', lObjects): if not utils.find_in_range('force', iToken, ';', lObjects): return classify(iToken, lObjects) return iToken
def detect(iToken, lObjects): ''' conditional_waveform_assignment ::= target <= [ delay_mechanism ] conditional_waveforms ; ''' if utils.is_next_token_one_of(['when', 'if', 'elsif', 'else'], iToken, lObjects): return False if utils.find_in_range('<=', iToken, ';', lObjects): # if not utils.find_in_range('force', iToken, ';', lObjects): return classify(iToken, lObjects) return iToken
def detect(iToken, lObjects): ''' selected_force_assignment ::= [ยง 10.5.4] with expression select [ ? ] target <= force [ force_mode ] selected_expressions ; ''' if utils.is_next_token_one_of(['when', 'if', 'elsif', 'else'], iToken, lObjects): return False if utils.find_in_range('<=', iToken, ';', lObjects): if utils.find_in_range('force', iToken, ';', lObjects): return classify(iToken, lObjects) return iToken
def detect(iToken, lObjects): ''' selected_variable_assignment ::= with expression select [ ? ] target := selected_expressions ; ''' if utils.is_next_token_one_of(['when', 'if', 'elsif', 'else'], iToken, lObjects): return False if utils.find_in_range(':=', iToken, ';', lObjects): if utils.find_in_range('with', iToken, ';', lObjects): return True return False return False
def detect(iToken, lObjects): ''' conditional_variable_assignment ::= target := conditional_expressions ; ''' if utils.is_next_token_one_of(['when', 'if', 'elsif', 'else'], iToken, lObjects): return False if utils.find_in_range(':=', iToken, ';', lObjects): if not utils.find_in_range('with', iToken, ';', lObjects): if utils.find_in_range('when', iToken, ';', lObjects): return True return False
def detect(iToken, lObjects): ''' simple_waveform_assignment ::= target <= [ delay_mechanism ] waveform ; ''' if utils.is_next_token_one_of(['when', 'if', 'elsif', 'else'], iToken, lObjects): return False if utils.find_in_range('<=', iToken, ';', lObjects): if utils.find_in_range('force', iToken, ';', lObjects): return iToken if utils.find_in_range('release', iToken, ';', lObjects): return iToken return classify(iToken, lObjects)
def detect(iToken, lObjects): ''' conditional_signal_assignment ::= conditional_waveform_assignment | conditional_force_assignment ''' if utils.is_next_token('when', iToken, lObjects): return False if utils.find_in_next_n_tokens('if', 3, iToken, lObjects): return False if utils.find_in_range('<=', iToken, ';', lObjects): if utils.find_in_range('when', iToken, ';', lObjects): return True return False
def detect(iCurrent, lObjects): ''' context_reference ::= context selected_name { , selected_name } ; ''' if utils.object_value_is(lObjects, iCurrent, 'context'): if not utils.find_in_range('is', iCurrent, ';', lObjects): return classify(iCurrent, lObjects) return iCurrent
def detect(iToken, lObjects): ''' simple_release_assignment ::= target <= release [ force_mode ] ; ''' if utils.find_in_range('release', iToken, ';', lObjects): return classify(iToken, lObjects) return iToken
def detect(iCurrent, lObjects): ''' instantiated_unit ::= [ component ] component_name | entity entity_name [ ( *architecture*_identifier ) ] | configuration configuration_name ''' iToken = iCurrent if utils.is_next_token_one_of(['component', 'entity', 'configuration'], iToken, lObjects): return True if utils.find_in_next_n_tokens(';', 2, iToken, lObjects): return True # Check if this is a signal assignment if utils.find_in_range('<=', iToken, ';', lObjects): return False if utils.find_in_range('generate', iToken, ';', lObjects): return False return True
def detect(iToken, lObjects): ''' selected_signal_assignment ::= selected_waveform_assignment | selected_force_assignment ''' if utils.find_in_range('<=', iToken, ';', lObjects): if utils.find_in_next_n_tokens('with', 3, iToken, lObjects): return True if utils.find_in_next_n_tokens('if', 3, iToken, lObjects): return True return False
def detect(iToken, lObjects): ''' context_declaration ::= context identifier is context_clause end [ context ] [ context_simple_name ] ; ''' iCurrent = utils.find_next_token(iToken, lObjects) if utils.object_value_is(lObjects, iCurrent, 'context'): if utils.find_in_range('is', iCurrent, ';', lObjects): return classify(iCurrent, lObjects) return iToken