racket/collects/unstable/string.rkt

13 lines
388 B
Racket

#lang racket/base
(require racket/contract/base)
;; added by stamourv
(define (regexp-filter r log)
(for/list ([l (in-list log)] #:when (regexp-match r l))
l))
(provide/contract
[regexp-filter ((or/c string? bytes? regexp? byte-regexp?)
(listof (or/c string? bytes? path? input-port?))
. -> . (listof (or/c string? bytes? path? input-port?)))])