racket/collects/math/private/array/mutable-array.rkt
2013-05-01 20:35:20 -07:00

35 lines
1.1 KiB
Racket

#lang racket/base
(require typed/untyped-utils
typed/racket/base
(for-syntax racket/base syntax/parse)
"array-syntax.rkt"
(except-in "typed-mutable-array.rkt"
vector->array))
(require/untyped-contract
(begin (require (only-in "typed-mutable-array.rkt" Mutable-Array)))
"typed-mutable-array.rkt"
[vector->array (All (A) (case-> ((Vectorof A) -> (Mutable-Array A))
((Vectorof Integer) (Vectorof A) -> (Mutable-Array A))))])
(provide
;; Mutable-Array
Mutable-Array
mutable-array?
mutable-array-data
vector->array
unsafe-vector->array
mutable-array-copy
mutable-array
;; Conversion
array->mutable-array)
(define-syntax (mutable-array stx)
(syntax-parse stx #:literals (:)
[(_ e:expr)
(syntax/loc stx (array/syntax mutable-array vector unsafe-vector->array e))]
[(_ e:expr : T:expr)
(syntax/loc stx (array/syntax mutable-array (inst vector T) unsafe-vector->array e))]
[_:id (raise-syntax-error 'mutable-array "not allowed as an expression" stx)]))