syntax_data: {"ast_node_type":"other","tokens":[{"end":14,"kind":"keyword","start":0,"text":"&self,"}]}
source_snippet:         &self,
context_before:     fn clone_opaque_types_lookup_table(
context_after:     ) -> Vec<(ty::OpaqueTypeKey<Self::Interner>, <Self::Interner as Interner>::Ty)>;