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Bugfix: strutils.delete

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This commit is contained in:
Andreas Rumpf 2010-03-20 11:00:30 +01:00
commit 7d6de1cf90
3 changed files with 19 additions and 8 deletions
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12
lib/pure/strutils.nim
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@ -655,13 +655,13 @@ proc delete*(s: var string, first, last: int) =
## Deletes in `s` the characters at position `first`..`last`. This modifies
## `s` itself, it does not return a copy.
var i = first
# example: "abc___uvwxyz\0" (___ is to be deleted)
# --> first == 3, last == 5
# s[first..] = s[last+1..]
while last+i+1 < len(s):
s[i] = s[last+i+1]
var j = last+1
var newLen = len(s)-j+i
while i < newLen:
s[i] = s[j]
inc(i)
setlen(s, len(s)-(last-first+1))
inc(j)
setlen(s, newLen)
proc replaceStr(s, sub, by: string): string = return replace(s, sub, by)
proc replaceStr(s: string, sub, by: char): string = return replace(s, sub, by)