view lib/ur/string.urs @ 849:e571fb150a9f

Fix a bug in type class enrichment from substructures
author Adam Chlipala <adamc@hcoop.net>
date Tue, 16 Jun 2009 14:38:01 -0400
parents 5e1a4b12c83a
children e46227efcbba
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type t = string

val length : t -> int

val append : t -> t -> t

val sub : t -> int -> char
val suffix : t -> int -> string

val index : t -> char -> option int
val atFirst : t -> char -> option string

val mindex : {Haystack : t, Needle : t} -> option int

val substring : t -> {Start : int, Len : int} -> string

val split : t -> char -> option (string * string)
val msplit : {Haystack : t, Needle : t} -> option (string * char * string)