def context_visitor_enter(cv, node_): context_ = cv.get_context() for pd in get_parameterdecl_children(node_): kind = parameterdecl_get_kind(pd) param = parameterdecl_get_declaration_name(pd) context_ = context_.add_parameter(param, kind) # Section 4.6.1 cv.set_context(context_) # No push/enter
def get_argument_map(context_, target, node_): argmap = {} # params -> args (string name -> MESSAGESIGNATURE node) tree = context_.get_visible_global(target) pdl = globalprotocoldecl_get_parameterdecllist_child(tree) paramlist = parameterdecllist_get_parameterdecl_children(pdl) params = paramlist.__iter__() args = get_argument_children(node_) for argpair in args: arg = argument_get_arg_child(argpair) targ_pd = params.next() argmap[parameterdecl_get_declaration_name(targ_pd)] = arg return argmap
def check_wellformedness_enter(checker, node_): context_ = checker.get_context() parameters = [] for pd in get_parameterdecl_children(node_): kind = parameterdecl_get_kind(pd) param = parameterdecl_get_declaration_name(pd) # Section 4.6 -- Global protocol header: distinct param declaration # names if param in parameters or \ param in context_.get_visible_payloads().keys(): scrib_util.report_error("Bad param declaration name: " + \ param) parameters.append(param)
def check_wellformedness(checker, target, node_): context_ = checker.get_context() tree = context_.get_visible_global(target) pdl = globalprotocoldecl_get_parameterdecllist_child(tree) paramlist = parameterdecllist_get_parameterdecl_children(pdl) # Section 4.6.3 -- lengths of argument list and parameter decl list are the # same args = get_argument_children(node_) if len(args) != len(paramlist): # This check includes empty lists util.report_error("Bad number of arguments, expected: " + \ str(len(paramlist))) argmap = {} # params -> args (args are the MESSAGESIGNATURE nodes) params = paramlist.__iter__() for argpair in args: #{ # FIXME: tidy up usage of argpair and arg #arg = argument.get_arg(argpair) arg = argument_get_arg_child(argpair) targ_pd = params.next() # Section 4.6.3 -- for each argument, one of the two cases must hold: kind = parameterdecl_get_kind(targ_pd) #if kind == constants.SIGKW: # HACK: KW constant # Section 4.6.3 -- case (1): the target parameter is a sig parameter if kind == constants.KIND_MESSAGE_SIGNATURE: # Should annotations be allowed here? if util.get_node_type( arg) == constants.MESSAGE_SIGNATURE_NODE_TYPE: # Section 4.6.3 -- the argument should be a well-formed # message-signature messagesignature_check_wellformedness(checker, arg) # Well-formed message-signature else: # Section 4.6.3 -- the argument should be a bound sig parameter #util.report_error('Expected sig argument: ' + arg) param = argument_get_arg(argpair) if param not in context_.get_parameters().keys(): # The argument isn't a valid parameter util.report_error("Bad argument : " + param) #if context_.get_parameter(param) != constants.SIGKW: if context_.get_parameter(param) != \ constants.KIND_MESSAGE_SIGNATURE: util.report_error("Expected sig parameter: " + param) ##argmap[parameter.get_parameter_name(params.next())] = arg #elif kind == constants.TYPEKW: # Section 4.6.3 -- case (2): the target parameter is a type parameter elif kind == constants.KIND_PAYLOAD_TYPE: # Section 4.6.3 -- the argument should be a visible payload or a # bound type parameter val = argument_get_arg(argpair) if val not in context_.get_visible_payloads(): # FIXME: factor out with payload #if context_.get_current_module() + '.' + val in context_.get_visible_payloads(): if val not in context_.get_parameters().keys(): util.report_error("Bad argument: " + val) ##if not(context_.get_parameter(val) == constants.TYPEKW): if context_.get_parameter(val) != constants.KIND_PAYLOAD_TYPE: util.report_error("Expected type parameter: " + val) else: raise Exception("Shouldn't get in here: " + kind) # Section 4.6.3 -- argument parameter must match the declared parameter # in the target protocol declaration if argument_has_parameter_child(argpair): theirs = argument_get_parameter(argpair) if theirs != parameterdecl_get_name(targ_pd): util.report_error("Bad role parameter: " + theirs) argmap[parameterdecl_get_declaration_name(targ_pd)] = arg #} return argmap
def check_wellformedness(checker, target, node_): context_ = checker.get_context() tree = context_.get_visible_global(target) pdl = globalprotocoldecl_get_parameterdecllist_child(tree) paramlist = parameterdecllist_get_parameterdecl_children(pdl) # Section 4.6.3 -- lengths of argument list and parameter decl list are the # same args = get_argument_children(node_) if len(args) != len(paramlist): # This check includes empty lists util.report_error("Bad number of arguments, expected: " + \ str(len(paramlist))) argmap = {} # params -> args (args are the MESSAGESIGNATURE nodes) params = paramlist.__iter__() for argpair in args: #{ # FIXME: tidy up usage of argpair and arg #arg = argument.get_arg(argpair) arg = argument_get_arg_child(argpair) targ_pd = params.next() # Section 4.6.3 -- for each argument, one of the two cases must hold: kind = parameterdecl_get_kind(targ_pd) #if kind == constants.SIGKW: # HACK: KW constant # Section 4.6.3 -- case (1): the target parameter is a sig parameter if kind == constants.KIND_MESSAGE_SIGNATURE: # Should annotations be allowed here? if util.get_node_type(arg) == constants.MESSAGE_SIGNATURE_NODE_TYPE: # Section 4.6.3 -- the argument should be a well-formed # message-signature messagesignature_check_wellformedness(checker, arg) # Well-formed message-signature else: # Section 4.6.3 -- the argument should be a bound sig parameter #util.report_error('Expected sig argument: ' + arg) param = argument_get_arg(argpair) if param not in context_.get_parameters().keys(): # The argument isn't a valid parameter util.report_error("Bad argument : " + param) #if context_.get_parameter(param) != constants.SIGKW: if context_.get_parameter(param) != \ constants.KIND_MESSAGE_SIGNATURE: util.report_error("Expected sig parameter: " + param) ##argmap[parameter.get_parameter_name(params.next())] = arg #elif kind == constants.TYPEKW: # Section 4.6.3 -- case (2): the target parameter is a type parameter elif kind == constants.KIND_PAYLOAD_TYPE: # Section 4.6.3 -- the argument should be a visible payload or a # bound type parameter val = argument_get_arg(argpair) if val not in context_.get_visible_payloads(): # FIXME: factor out with payload #if context_.get_current_module() + '.' + val in context_.get_visible_payloads(): if val not in context_.get_parameters().keys(): util.report_error("Bad argument: " + val) ##if not(context_.get_parameter(val) == constants.TYPEKW): if context_.get_parameter(val) != constants.KIND_PAYLOAD_TYPE: util.report_error("Expected type parameter: " + val) else: raise Exception("Shouldn't get in here: " + kind) # Section 4.6.3 -- argument parameter must match the declared parameter # in the target protocol declaration if argument_has_parameter_child(argpair): theirs = argument_get_parameter(argpair) if theirs != parameterdecl_get_name(targ_pd): util.report_error("Bad role parameter: " + theirs) argmap[parameterdecl_get_declaration_name(targ_pd)] = arg #} return argmap