def assertHasAttr(element: Element,
attr: str,
throw: bool = True) -> typing.Optional[str]:
"""
Ensures an element has a specific attribute.
"""
if not element.isAttr(attr):
return Error.handleFromElement(
element=element,
attr=None,
message="Mising mandatory attribute '{}'.".format(attr),
throw=throw)
return None
def visitElement(self, element: Element, result: typing.List[str],
nested: typing.Optional[typing.List[str]]) -> typing.List[str]:
if element.isAttr("type"):
entity = Type(element=element,
kind="type",
underlyingType="fqn_type",
template="template_resolved" if self.isResolved else "template",
argumentTemplate="argument_template_resolved" if self.isResolved else None,
const="const")
output = self.visitType(entity=entity,
nested=[] if nested is None else nested,
parameters=entity.parametersTemplateResolved)
else:
Error.assertHasAttr(element=element, attr="value")
Error.assertTrue(element=element, condition=not nested, message="Value cannot have nested entities.")
output = self.visitValue(value=element.getAttr("value").value, comment=element.getAttrValue("comment"))
result.append(output)
return result