def check_wellformedness(checker, node_):
context_ = checker.get_context()
sigs = get_message_children(node_)
subj = get_role(node_)
# Section 4.6.9 -- bound interrupt role
if not context_.is_role_declared(subj):
util.report_error("Bad interrupt role: " + subj)
tmp = context_.get_operators().items()
for sig in sigs:
if util.get_node_type(sig) == constants.MESSAGE_SIGNATURE_NODE_TYPE:
#tmp = context_.get_operators().items()
# Section 4.6.9 -- well-formed message signature
messagesignature_check_wellformedness(checker, sig)
op = context_.get_current_scope() + '.' \
+ messagesignature_get_operator(sig)
# interrupt sig belongs to the scope of the interruptible
for (src, _), ops in tmp:
if op in ops:
# Section 4.6.9 -- op is not in any potential ops set of
# block for subj
if subj == src:
util.report_error("Bad interrupt operator: " + op)
#context_ = context_.add_operator()
# FIXME: can't do currently: interrupt messages have no
# specific dest (need to look up all possible
# destinations, or could make a special broadcast value
# constant?) -- top-level interruptible inside a choice
# block can also be an enabling op
else:
raise RuntimeError("TODO: " + parameter_get_parameter_name(sig))
def check_wellformedness(checker, node_):
context_ = checker.get_context()
sigs = get_message_children(node_)
subj = get_role(node_)
# Section 4.6.9 -- bound interrupt role
if not context_.is_role_declared(subj):
util.report_error("Bad interrupt role: " + subj)
tmp = context_.get_operators().items()
for sig in sigs:
if util.get_node_type(sig) == constants.MESSAGE_SIGNATURE_NODE_TYPE:
#tmp = context_.get_operators().items()
# Section 4.6.9 -- well-formed message signature
messagesignature_check_wellformedness(checker, sig)
op = context_.get_current_scope() + '.' \
+ messagesignature_get_operator(sig)
# interrupt sig belongs to the scope of the interruptible
for (src, _), ops in tmp:
if op in ops:
# Section 4.6.9 -- op is not in any potential ops set of
# block for subj
if subj == src:
util.report_error("Bad interrupt operator: " + op)
#context_ = context_.add_operator()
# FIXME: can't do currently: interrupt messages have no
# specific dest (need to look up all possible
# destinations, or could make a special broadcast value
# constant?) -- top-level interruptible inside a choice
# block can also be an enabling op
else:
raise RuntimeError("TODO: " + parameter_get_parameter_name(sig))
def check_wellformedness_enter(checker, node_):
context = checker.get_context()
msg = get_message_child(node_) # node
mtype = util.get_node_type(msg)
src = get_source(node_) # string
dests = get_destinations(node_) # string
# Will be assigned depending on whether message is a concrete signature or a
# parameter
op = None # string
param = None # string
# Section 4.6.5 -- message is a well-formed message-signature or a bound sig
# parameter
if mtype == constants.MESSAGE_SIGNATURE_NODE_TYPE:
# Section 4.6.5 -- Well-formed message-signature
messagesignature_check_wellformedness(checker, msg)
#op = messagesignature.get_operator(msg)
op = context.get_current_scope() + '.' + messagesignature_get_operator(
msg)
else:
# Not a message signature, should be a sig parameter
param = parameter_get_name(msg)
op = param
params = context.get_parameters()
if not param in params.keys(): # Bound parameter
util.report_error("Bad parameter: " + param)
if params[param] != constants.KIND_MESSAGE_SIGNATURE:
# sig parameter # HACK?: using the KW
util.report_error("Bad type parameter: " + param)
# Section 4.6.5 -- source role is bound
if not context.is_role_declared(src):
util.report_error("Bad source role: " + src)
# Section 4.6.6 -- the non-at roles of a choice must occur in receiver position
# (i.e. be "enabled" -- the at-role is enabled implicitly) before occuring in
# any non- transfer-receiver position, such as a nested choice at-position
# here)
if not context.is_role_enabled(src):
util.report_error("Role not enabled: " + src)
# Destination roles
tmp = []
for dest in dests:
# Section 4.6.5 -- bound destination roles
if not context.is_role_declared(dest):
util.report_error("Bad destination role: " + dest)
if dest in tmp: # Section 4.6.5 -- distinct destination roles
util.report_error("Duplicate destination role: " + dest)
tmp.append(dest)
def check_wellformedness_enter(checker, node_):
context = checker.get_context()
msg = get_message_child(node_) # node
mtype = util.get_node_type(msg)
src = get_source(node_) # string
dests = get_destinations(node_) # string
# Will be assigned depending on whether message is a concrete signature or a
# parameter
op = None # string
param = None # string
# Section 4.6.5 -- message is a well-formed message-signature or a bound sig
# parameter
if mtype == constants.MESSAGE_SIGNATURE_NODE_TYPE:
# Section 4.6.5 -- Well-formed message-signature
messagesignature_check_wellformedness(checker, msg)
#op = messagesignature.get_operator(msg)
op = context.get_current_scope() + '.' + messagesignature_get_operator(msg)
else:
# Not a message signature, should be a sig parameter
param = parameter_get_name(msg)
op = param
params = context.get_parameters()
if not param in params.keys(): # Bound parameter
util.report_error("Bad parameter: " + param)
if params[param] != constants.KIND_MESSAGE_SIGNATURE:
# sig parameter # HACK?: using the KW
util.report_error("Bad type parameter: " + param)
# Section 4.6.5 -- source role is bound
if not context.is_role_declared(src):
util.report_error("Bad source role: " + src)
# Section 4.6.6 -- the non-at roles of a choice must occur in receiver position
# (i.e. be "enabled" -- the at-role is enabled implicitly) before occuring in
# any non- transfer-receiver position, such as a nested choice at-position
# here)
if not context.is_role_enabled(src):
util.report_error("Role not enabled: " + src)
# Destination roles
tmp = []
for dest in dests:
# Section 4.6.5 -- bound destination roles
if not context.is_role_declared(dest):
util.report_error("Bad destination role: " + dest)
if dest in tmp: # Section 4.6.5 -- distinct destination roles
util.report_error("Duplicate destination role: " + dest)
tmp.append(dest)
def context_visitor_enter(cv, node_):
clone = cv.get_context().clone()
msg = get_message_child(node_) # node
mtype = util.get_node_type(msg)
src = get_source(node_) # string
dests = get_destinations(node_) # string
# Will be assigned depending on whether message is a concrete signature or a parameter
op = None # string
param = None # string
if mtype == constants.MESSAGE_SIGNATURE_NODE_TYPE:
op = clone.get_current_scope() + '.' + messagesignature_get_operator(
msg)
else: # Not a message signature, should be a sig parameter
param = parameter_get_name(msg)
op = param
# Destination roles
for dest in dests:
# Section 4.6.8 -- collecting "potential" operators, for parallel
# well-formedness Also parameters potential (op is param for sig
# parameters)
#
# Building a conservative set (potential actions, for parallel
# well-formedness)
clone = clone.add_operator(src, dest, op)
#Section 4.6.6 -- destination roles are now "enabled" (if not already)
#for action" within the (choice) block
if not clone.is_role_enabled(dest):
# Because clone is cloned, all previously enabled/disabled is
# automatically carried over. but could factor out this aspect from
# here and other categories into the sequencing constructor
if mtype == constants.MESSAGE_SIGNATURE_NODE_TYPE:
clone = clone.enable_role(dest, op)
else: # sig parameter
clone = clone.enable_role(dest, param)
cv.set_context(clone)
def context_visitor_enter(cv, node_):
clone = cv.get_context().clone()
msg = get_message_child(node_) # node
mtype = util.get_node_type(msg)
src = get_source(node_) # string
dests = get_destinations(node_) # string
# Will be assigned depending on whether message is a concrete signature or a parameter
op = None # string
param = None # string
if mtype == constants.MESSAGE_SIGNATURE_NODE_TYPE:
op = clone.get_current_scope() + '.' + messagesignature_get_operator(msg)
else: # Not a message signature, should be a sig parameter
param = parameter_get_name(msg)
op = param
# Destination roles
for dest in dests:
# Section 4.6.8 -- collecting "potential" operators, for parallel
# well-formedness Also parameters potential (op is param for sig
# parameters)
#
# Building a conservative set (potential actions, for parallel
# well-formedness)
clone = clone.add_operator(src, dest, op)
#Section 4.6.6 -- destination roles are now "enabled" (if not already)
#for action" within the (choice) block
if not clone.is_role_enabled(dest):
# Because clone is cloned, all previously enabled/disabled is
# automatically carried over. but could factor out this aspect from
# here and other categories into the sequencing constructor
if mtype == constants.MESSAGE_SIGNATURE_NODE_TYPE:
clone = clone.enable_role(dest, op)
else: # sig parameter
clone = clone.enable_role(dest, param)
cv.set_context(clone)