vec 0.2.0 · OCaml Package

Mutable dynamic array

type ('a, -'p) t

The 'p type parameter is a phantom type parameter that represents the vector's mutability. It is [`R | `W] for read-write vectors, [`R] for read-only vectors, or [`W] for write-only vectors.

val default_growth_rate : float

The default growth rate of newly-created vectors.

val make : ?growth_rate:float -> ?capacity:int -> unit -> ('a, [ `R | `W ]) t

Constructs a vector with the specified growth rate and capacity.

val copy : ('a, [> `R ]) t -> ('a, [ `R | `W ]) t

Creates a copy of the specified vector.

val as_read_only : ('a, [> `R ]) t -> ('a, [ `R ]) t

Reinterprets the specified vector as a read-only vector.

val as_write_only : ('a, [> `W ]) t -> ('a, [ `W ]) t

Reinterprets the specified vector as a write-only vector.

val length : ('a, [> ]) t -> int

Returns the length of the specified vector.

val capacity : ('a, [> ]) t -> int

Returns the capacity of the specified vector.

val growth_rate : ('a, [> `R ]) t -> float

Returns the growth rate of the specified vector.

val set_growth_rate : float -> ('a, [ `R | `W ]) t -> unit

Sets the growth rate of the specified vector to the specified value.

val clear : ('a, [ `R | `W ]) t -> unit

Resets the vector to an empty state.

val get_exn : ('a, [> `R ]) t -> int -> 'a

Gets the value in the vector at the specified index.

raises Invalid_argument
if the index is out of bounds.

val set_exn : ('a, [> `W ]) t -> int -> 'a -> unit

Sets the value in the vector at the specified index to the specified value.

raises Invalid_argument
if the index is out of bounds.

val get : ('a, [> `R ]) t -> int -> 'a option

Gets the value in the vector at the specified index. Returns None if the index is out of range.

val set : ('a, [> `W ]) t -> int -> 'a -> bool

Sets the value in the vector at the specified index to the specified value. Returns false if the index is out of range.

val ensure_capacity : int -> ('a, [> `W ]) t -> unit

Increases the vector's capacity to be at least as large as the specified value.

val reserve : int -> ('a, [> `W ]) t -> unit

Increases the vector's capacity by the specified value.

val shrink_to_fit : ('a, [ `R | `W ]) t -> unit

Shrinks the vector's internal buffer to only be as large as the vector's length.

val push : 'a -> ('a, [> `W ]) t -> unit

Pushes the specified item onto the end of the vector.

val pop : ('a, [ `R | `W ]) t -> 'a option

Pops off the item from the end of the vector.

val map : ('a -> 'b) -> ('a, [> `R ]) t -> ('b, [ `R | `W ]) t

Maps the specified function over the vector, returning a new vector. (Functor map operation)

val mapi : (int -> 'a -> 'b) -> ('a, [> `R ]) t -> ('b, [ `R | `W ]) t

Like map, but the function also takes the item's index as a parameter.

val map_in_place : ('a -> 'a) -> ('a, [ `R | `W ]) t -> unit

Like map, but the transformation is done in-place.

val singleton : 'a -> ('a, [ `R | `W ]) t

Returns a singleton vector containing the specified item. (Applicative functor pure operation)

val map2 : 
  ('a -> 'b -> 'c) ->
  ('a, [> `R ]) t ->
  ('b, [> `R ]) t ->
  ('c, [ `R | `W ]) t

Maps the specified function over all combinations of tuples from the 2 specified vectors, returning a new vector. (Applicative functor liftA2 operation

val apply : ('a -> 'b, [> `R ]) t -> ('a, [> `R ]) t -> ('b, [ `R | `W ]) t

Applies every function from the first vector to every value from the second vector, returning a new vector. (Applicatve functor ap operation)

val flatten : (('a, [> `R ]) t, [> `R ]) t -> ('a, [ `R | `W ]) t

Flattens nested vectors into a single, one-dimensional vector. (Monad join operation)

val flat_map : 
  ('a -> ('b, [> `R ]) t) ->
  ('a, [> `R ]) t ->
  ('b, [ `R | `W ]) t

Like map, but flattens the result. (Monad bind operation)

val cartesian_product : 
  ('a, [> `R ]) t ->
  ('b, [> `R ]) t ->
  ('a * 'b, [ `R | `W ]) t

Cartesian product of 2 vectors. (Equivalent to liftA2 (,))

val iter : ('a -> unit) -> ('a, [> `R ]) t -> unit

Applies the specified function to each item in the vector.

val iteri : (int -> 'a -> unit) -> ('a, [> `R ]) t -> unit

Like iter, but the function also takes the item's index as a parameter.

val filter : ('a -> bool) -> ('a, [> `R ]) t -> ('a, [ `R | `W ]) t

Returns a new vector containing only the items from the first vector that satisfy the specified predicate.

val filteri : (int -> 'a -> bool) -> ('a, [> `R ]) t -> ('a, [ `R | `W ]) t

Like filter, but the predicate also takes the item's index as a parameter.

val filter_in_place : ('a -> bool) -> ('a, [ `R | `W ]) t -> unit

Performs a filter in-place, based on the specified predicate.

val of_list : 'a list -> ('a, [ `R | `W ]) t

Constructs a vector from the specified list.

val to_list : ('a, [> `R ]) t -> 'a list

Constructs a list from the specified vector.

val of_array : 'a array -> ('a, [ `R | `W ]) t

Constructs a vector from the specified array.

val to_array : ('a, [> `R ]) t -> 'a array

Constructs an array from the specified vector.

val rev : ('a, [> `R ]) t -> ('a, [ `R | `W ]) t

Returns a new vector that contains all the items in the specified vector, but in reverse order.

val rev_in_place : ('a, [ `R | `W ]) t -> unit

Reverses the vector in-place.

val append : ('a, [ `R | `W ]) t -> ('a, [> `R ]) t -> unit

Appends the second vector to the first vector.

val exists : ('a -> bool) -> ('a, [> `R ]) t -> bool

Returns true if any item in the vector satisfies the specified predicate.

val for_all : ('a -> bool) -> ('a, [> `R ]) t -> bool

Returns true if all items in the vector satisfies the specified predicate.

val mem : 'a -> ('a, [> `R ]) t -> bool

Returns true if the specified item exists in the vector. Uses structural equality.

val memq : 'a -> ('a, [> `R ]) t -> bool

Returns true if the specified item exists in the vector. Uses physical equality.

val fold_left : ('b -> 'a -> 'b) -> 'b -> ('a, [> `R ]) t -> 'b

Folds the specified function and default value over the array, from left to right.

val fold_right : ('a -> 'b -> 'b) -> ('a, [> `R ]) t -> 'b -> 'b

Folds the specified function and default value over the array, from right to left.

val zip : ('a, [> `R ]) t -> ('b, [> `R ]) t -> ('a * 'b, [ `R | `W ]) t

Zips the two vectors together.

val zip_with : 
  ('a -> 'b -> 'c) ->
  ('a, [> `R ]) t ->
  ('b, [> `R ]) t ->
  ('c, [ `R | `W ]) t

Zips the two vectors together, using the specified function to combine values.

val sort : ('a, [ `R | `W ]) t -> unit

Sorts the specified vector.

val sort_by : ('a -> 'a -> int) -> ('a, [ `R | `W ]) t -> unit

Sorts the specified vector using the specified comparison function.

val equal : ('a, [> `R ]) t -> ('a, [> `R ]) t -> bool

Compares two vectors for equality.

val equal_by : ('a -> 'a -> bool) -> ('a, [> `R ]) t -> ('a, [> `R ]) t -> bool

Compares two vectors for equality, using the specified equality function for elements.

val compare : ('a, [> `R ]) t -> ('a, [> `R ]) t -> int

Compares two vectors lexicographically.

val compare_by : ('a -> 'a -> int) -> ('a, [> `R ]) t -> ('a, [> `R ]) t -> int

Compares two vectors lexicographically, using the specified comparison function for elements.

val pretty_print : ('a -> string) -> ('a, [> `R ]) t -> string

Returns a string representation of the vector, using the specified function to format each value.

val iota : int -> int -> (int, [ `R | `W ]) t

Constructs a vector containing all numbers in the specified range.

module Infix : sig ... end

Contains infix versions of some vector operations.

module Let_syntax : sig ... end

Provides support for OCaml 4.08's binding operator syntax.

package vec

Mutable dynamic array