syntax_data: {"ast_node_type":"other","tokens":[{"end":63,"kind":"keyword","start":0,"text":"self.pre_link_objects_self_contained.is_empty()"}]}
source_snippet:                 self.pre_link_objects_self_contained.is_empty()
context_before:             check!(
context_after:                     && self.post_link_objects_self_contained.is_empty(),