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Diffstat (limited to 'lib/iStream.mli')
-rw-r--r-- | lib/iStream.mli | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/lib/iStream.mli b/lib/iStream.mli deleted file mode 100644 index cd7940e8d..000000000 --- a/lib/iStream.mli +++ /dev/null @@ -1,81 +0,0 @@ -(************************************************************************) -(* v * The Coq Proof Assistant / The Coq Development Team *) -(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2017 *) -(* \VV/ **************************************************************) -(* // * This file is distributed under the terms of the *) -(* * GNU Lesser General Public License Version 2.1 *) -(************************************************************************) - -(** {5 Purely functional streams} - - Contrarily to OCaml module [Stream], these are meant to be used purely - functionally. This implies in particular that accessing an element does not - discard it. *) - -type +'a t -(** Type of pure streams. *) - -type ('a,'r) u = -| Nil -| Cons of 'a * 'r -(** View type to decompose and build streams. *) - -(** {6 Constructors} *) - -val empty : 'a t -(** The empty stream. *) - -val cons : 'a -> 'a t -> 'a t -(** Append an element in front of a stream. *) - -val thunk : (unit -> ('a,'a t) u) -> 'a t -(** Internalize the lazyness of a stream. *) - -val make : ('a -> ('b, 'a) u) -> 'a -> 'b t -(** Coiteration constructor. *) - -(** {6 Destructors} *) - -val is_empty : 'a t -> bool -(** Whethere a stream is empty. *) - -val peek : 'a t -> ('a , 'a t) u -(** Return the head and the tail of a stream, if any. *) - -(** {6 Standard operations} - - All stream-returning functions are lazy. The other ones are eager. *) - -val app : 'a t -> 'a t -> 'a t -(** Append two streams. Not tail-rec. *) - -val map : ('a -> 'b) -> 'a t -> 'b t -(** Mapping of streams. Not tail-rec. *) - -val iter : ('a -> unit) -> 'a t -> unit -(** Iteration over streams. *) - -val fold : ('a -> 'b -> 'a) -> 'a -> 'b t -> 'a -(** Fold over streams. *) - -val concat : 'a t t -> 'a t -(** Appends recursively a stream of streams. *) - -val map_filter : ('a -> 'b option) -> 'a t -> 'b t -(** Mixing [map] and [filter]. Not tail-rec. *) - -val concat_map : ('a -> 'b t) -> 'a t -> 'b t -(** [concat_map f l] is the same as [concat (map f l)]. *) - -(** {6 Conversions} *) - -val of_list : 'a list -> 'a t -(** Convert a list into a stream. *) - -val to_list : 'a t -> 'a list -(** Convert a stream into a list. *) - -(** {6 Other}*) - -val force : 'a t -> 'a t -(** Forces the whole stream. *) |