def _load(self, context: ILoadingContext) -> Any:
node = context.current_node()
if not context.expect_mapping():
return UNDEFINED
result = {}
for key_node, value_node in node.value:
assert isinstance(key_node, ScalarNode)
key = key_node.value
item = context.load(self._item_field, value_node)
if item is UNDEFINED:
continue
result[key] = item
return result
def _load(self, context: ILoadingContext) -> Any:
if not context.expect_mapping():
return UNDEFINED
config = context.get_config(ObjectField.Config)
node = context.current_node()
tag = str(node.tag)
if tag.startswith("!type"):
splitted_tag = tag.split(":")
if len(splitted_tag) != 2:
context.error(ErrorCode.BAD_TYPE_TAG_FORMAT, _TYPE_FORMAT_MSG,
tag)
return None
type_name = splitted_tag[1]
obj = config.create(type_name, context)
else:
obj = self._object_class()
if obj is None:
return UNDEFINED
return _load(obj, context, config)