val derived_item_loc : t -> Location.tReturn the location of the item to which the deriver is being applied
val code_path : t -> Code_path.tReturn the code path for the given context
val omp_config : t -> Migrate_parsetree.Driver.configReturn the ocaml-migrate-parsetree configuration for the given expansion context
val with_loc_and_path : (loc:Location.t -> path:string -> 'a) -> ctxt:t -> 'aWrap a fun ~loc ~path into a fun ~ctxt
val inline : t -> boolWhether the derived code is going to be inlined in the source