include Monad.S2 with type (a, b) t := (a, b) tinclude Base__.Monad_intf.Syntax2 with type (a, e) t := (a, e) tmodule Let_syntax : sig ... endmodule Monad_infix : Base__.Monad_intf.Infix2 with type (a, e) t := (a, e) tval return : 'a ‑> ('a, _) tinclude Applicative.S2 with type (a, b) t := (a, b) tval return : 'a ‑> ('a, _) tmodule Applicative_infix : sig ... endinclude Container.S1_phantom with type (a, b) t := (a, b) tinclude Container_intf.S1_phantom_invariant with type (a, phantom) t := (a, phantom) tval mem : ('a, _) t ‑> 'a ‑> equal:('a ‑> 'a ‑> bool) ‑> boolChecks whether the provided element is there, using equal.
val length : (_, _) t ‑> intval is_empty : (_, _) t ‑> boolval iter : ('a, _) t ‑> f:('a ‑> unit) ‑> unitval fold : ('a, _) t ‑> init:'accum ‑> f:('accum ‑> 'a ‑> 'accum) ‑> 'accumfold t ~init ~f returns f (... f (f (f init e1) e2) e3 ...) en, where e1..en
are the elements of t
val fold_result : ('a, _) t ‑> init:'accum ‑> f:('accum ‑> 'a ‑> ('accum, 'e) Result.t) ‑> ('accum, 'e) Result.tfold_result t ~init ~f is a short-circuiting version of fold that runs in the
Result monad. If f returns an Error _, that value is returned without any
additional invocations of f.
val fold_until : ('a, _) t ‑> init:'accum ‑> f:('accum ‑> 'a ‑> ('accum, 'stop) Container_intf.Continue_or_stop.t) ‑> ('accum, 'stop) Container_intf.Finished_or_stopped_early.tfold_until t ~init ~f is a short-circuiting version of fold. If f
returns Stop _ the computation ceases and results in that value. If f returns
Continue _, the fold will proceed.
val exists : ('a, _) t ‑> f:('a ‑> bool) ‑> boolReturns true if and only if there exists an element for which the provided
function evaluates to true. This is a short-circuiting operation.
val for_all : ('a, _) t ‑> f:('a ‑> bool) ‑> boolReturns true if and only if the provided function evaluates to true for all
elements. This is a short-circuiting operation.
val count : ('a, _) t ‑> f:('a ‑> bool) ‑> intReturns the number of elements for which the provided function evaluates to true.
val sum : (module Commutative_group.S with type t = 'sum) ‑> ('a, _) t ‑> f:('a ‑> 'sum) ‑> 'sumReturns the sum of f i for i in the container
val find : ('a, _) t ‑> f:('a ‑> bool) ‑> 'a optionReturns as an option the first element for which f evaluates to true.
val find_map : ('a, _) t ‑> f:('a ‑> 'b option) ‑> 'b optionReturns the first evaluation of f that returns Some, and returns None if there
is no such element.
val to_list : ('a, _) t ‑> 'a listval to_array : ('a, _) t ‑> 'a arrayval min_elt : ('a, _) t ‑> cmp:('a ‑> 'a ‑> int) ‑> 'a optionReturns a min (resp max) element from the collection using the provided cmp
function. In case of a tie, the first element encountered while traversing the
collection is returned. The implementation uses fold so it has the same complexity
as fold. Returns None iff the collection is empty.
val max_elt : ('a, _) t ‑> cmp:('a ‑> 'a ‑> int) ‑> 'a optionmodule Args : Applicative.Args2 with type (a, e) arg := (a, e) tval value : ('a, _) t ‑> default:'a ‑> 'aval to_option : ('a, _) t ‑> 'a optionval with_return : ('a With_return.return ‑> 'b) ‑> ('a, 'b) t