Module Core_extended.Environment

type t = (string, string) Core.List.Assoc.t
val add : key:string ‑> data:string ‑> t ‑> t
val find : key:string ‑> t ‑> string option
val find_exn : key:string ‑> t ‑> string
val mem : key:string ‑> t ‑> bool
val remove : key:string ‑> t ‑> t
val import_from_sys : ?default:string ‑> key:string ‑> t ‑> t
val append_to_path : ?where:[ `Front | `Back ] ‑> key:string ‑> data:string ‑> t ‑> t
val to_exec_env : t ‑> string list
val of_exec_env : string array ‑> t