{"ast_node_type":"function","tokens":[{"end":74,"kind":"keyword","start":0,"text":"fn"}]}
    fn foreign_items(&self, mod_def: ForeignModuleDef) -> Vec<ForeignDef>;
    fn foreign_module(&self, mod_def: ForeignModuleDef) -> ForeignModule;
    fn all_trait_decls(&self) -> TraitDecls;