def _create_record_key(self):
"""Creates `TextValue` of record key."""
# check if key is scalar
if not isinstance(self._event, pyyaml.ScalarEvent):
start_pos = Position.from_mark(self._event.start_mark)
self._create_fatal_error_node(start_pos)
notification = Notification.from_name('ComplexRecordKey')
notification.span = self._fatal_error_node.span
self.notification_handler.report(notification)
self._event = None
self._iterate_events = False
return None
key = TextValue()
key.value = self._event.value
key.span = Span.from_event(self._event)
return key
def _create_scalar_node(self):
"""Creates a ScalarDataNode."""
node = ScalarDataNode()
tag = self._event.tag
if tag is None or not tag.startswith('tag:yaml.org,2002:'):
tag = resolve_scalar_tag(self._event.value)
node.span = Span.from_event(self._event)
try:
node.value = construct_scalar(self._event.value, tag)
except Exception as error:
notification = Notification.from_name('ConstructScalarError', error.args[0])
notification.span = node.span
self.notification_handler.report(notification)
return node
if node.value is None:
# alter position of empty node (so it can be selected)
node.span.end.column += 1
return node
