{"ast_node_type":"other","tokens":[{"end":56,"kind":"keyword","start":0,"text":"pub"}]}
    pub const ENUM: Key<ast::Enum, EnumId> = Key::new();
    pub const UNION: Key<ast::Union, UnionId> = Key::new();
    pub const EXTERN_CRATE: Key<ast::ExternCrate, ExternCrateId> = Key::new();