def get_return_type_index_from_func_node_label(label):
return_node_index = None
if label == AST_PUBLIC_FUNCTION:
return_node_index = 1
elif label == AST_PRIVATE_FUNCTION:
return_node_index = 1
#### DEBUG
else:
emit_utils.emit_assert("Unknown label getting return type for.")
#### END DEBUG
return return_node_index
def get_arg_index_from_func_node_label(label):
arg_node_index = None
if label == AST_PUBLIC_FUNCTION:
arg_node_index = 2
elif label == AST_PRIVATE_FUNCTION:
arg_node_index = 2
elif label == AST_ONCREATE_FUNCTION:
arg_node_index = 1
elif label == AST_MESSAGE_SEND_SEQUENCE_FUNCTION:
arg_node_index = 2
#### DEBUG
else:
emit_utils.emit_assert("Unrecognized label passed to " + "get_arg_index_from_func_node_label.")
#### END DEBUG
return arg_node_index
def get_endpoint_section_node(endpoint_name, ast_root):
end1_sec_node = ast_root.children[4]
end2_sec_node = ast_root.children[5]
end1_name_node = end1_sec_node.children[0]
end1_name = end1_name_node.value
if end1_name == endpoint_name:
return end1_sec_node
#### DEBUG
end2_name_node = end2_sec_node.children[0]
end2_name = end2_name_node.value
if end2_name != endpoint_name:
emit_utils.emit_assert("Cannot find endpoint named " + endpoint_name)
#### END DEBUG
return end2_sec_node
def convert_args_helper (func_decl_arglist_node,sequence_local,is_endpoint_call):
'''
@see convert_args_to_waldo
'''
converted_args_string = ''
for func_decl_arg_node in func_decl_arglist_node.children:
arg_name_node = func_decl_arg_node.children[1]
var_type_dict = func_decl_arg_node.children[0].type
# the name of the argument as it appears in the Waldo source
# text
arg_name = arg_name_node.value
# the unique, name of the argument, annotated by the slice-ing
# code.
arg_unique_name = arg_name_node.sliceAnnotationName
if not sequence_local:
force_copy = 'True'
if TypeCheck.templateUtil.is_external(func_decl_arg_node.type):
force_copy = 'False'
if ((not is_endpoint_call) and
emit_utils.is_reference_type(func_decl_arg_node)):
# we force copy maps, lists, and user structs only if
# it's an endpoint call and they're not external.
force_copy = 'False'
if TypeCheck.templateUtil.is_basic_function_type(func_decl_arg_node.type):
# functions copied in must have their external args
# arrays set. these should be passed into the context
# method that transforms a function into a waldo variable.
ext_args_array_txt = emit_statement.emit_external_args_list_from_func_obj_type_dict(
func_decl_arg_node.type)
converted_args_string += (
arg_name + ' = ' +
'_context.func_turn_into_waldo_var(' + arg_name +
',%s,_active_event,self._host_uuid,False,%s)\n' % (force_copy,ext_args_array_txt))
else:
converted_args_string += (
arg_name + ' = ' +
'_context.turn_into_waldo_var_if_was_var(' + arg_name +
',%s,_active_event,self._host_uuid,False)\n' % force_copy)
else:
if arg_unique_name == None:
emit_utils.emit_assert(
'When converting sequence local args, arg name has no ' +
'unique name.')
# FIXME: assume that there's a mechanism preventing
# copying functions in user structs. Longer-term answer
# may be to remove function fields from user structs???
# Rely on endpoint calls for foreign functions???
# returns a peered version of passed in data
convert_call_txt = (
'_context.convert_for_seq_local(' + arg_name + ',' +
'_active_event,self._host_uuid)\n' )
# actually adds the created peered variable above to the
# variable store.
converted_args_string +='''
_context.sequence_local_store.add_var(
"%s", %s)
''' % ( arg_unique_name , convert_call_txt)
return converted_args_string