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style update for some string functions

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This commit is contained in:
Simon Cruanes 2017-09-07 10:10:34 +02:00
parent 14d701f84c
commit 54e12b7f62
2 changed files with 17 additions and 9 deletions
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20
src/core/CCString.cppo.ml
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@ -492,18 +492,20 @@ let repeat s n =
let prefix ~pre s =
String.length pre <= String.length s &&
(let i = ref 0 in
while !i < String.length pre && s.[!i] = pre.[!i] do incr i done;
!i = String.length pre
)
begin
let i = ref 0 in
while !i < String.length pre && s.[!i] = pre.[!i] do incr i done;
!i = String.length pre
end
let suffix ~suf s =
String.length suf <= String.length s &&
let off = String.length s - String.length suf in
(let i = ref 0 in
while !i < String.length suf && s.[off + !i] = suf.[!i] do incr i done;
!i = String.length suf
)
begin
let off = String.length s - String.length suf in
let i = ref 0 in
while !i < String.length suf && s.[off + !i] = suf.[!i] do incr i done;
!i = String.length suf
end
let take n s =
if n < String.length s

6
src/core/CCString.mli
View file

@ -212,6 +212,10 @@ val prefix : pre:string -> string -> bool
prefix ~pre:"aab" "aabcd"
not (prefix ~pre:"ab" "aabcd")
not (prefix ~pre:"abcd" "abc")
prefix ~pre:"abc" "abcde"
prefix ~pre:"" ""
prefix ~pre:"" "abc"
prefix ~pre:"abc" "abc"
*)
val suffix : suf:string -> string -> bool
@ -220,6 +224,8 @@ val suffix : suf:string -> string -> bool
(*$T
suffix ~suf:"cd" "abcd"
suffix ~suf:"" ""
suffix ~suf:"" "abc"
not (suffix ~suf:"cd" "abcde")
not (suffix ~suf:"abcd" "cd")
*)