{"ast_node_type":"function","tokens":[{"end":65,"kind":"keyword","start":0,"text":"fn"}]}
    fn trait_impls(&self, crate_num: CrateNum) -> ImplTraitDecls;
    fn all_trait_impls(&self) -> ImplTraitDecls;
    fn trait_impl(&self, trait_impl: &ImplDef) -> ImplTrait;