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strutils.strip: improve the documentation; fixes #7159

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Andreas Rumpf 2018-03-05 21:45:13 +01:00
commit 0132442c1d
1 changed files with 3 additions and 1 deletions
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lib/pure/strutils.nim
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@ -440,10 +440,12 @@ proc cmpIgnoreStyle*(a, b: string): int {.noSideEffect,
proc strip*(s: string, leading = true, trailing = true, proc strip*(s: string, leading = true, trailing = true,
chars: set[char] = Whitespace): string chars: set[char] = Whitespace): string
{.noSideEffect, rtl, extern: "nsuStrip".} = {.noSideEffect, rtl, extern: "nsuStrip".} =
## Strips `chars` from `s` and returns the resulting string. ## Strips leading or trailing `chars` from `s` and returns
## the resulting string.
## ##
## If `leading` is true, leading `chars` are stripped. ## If `leading` is true, leading `chars` are stripped.
## If `trailing` is true, trailing `chars` are stripped. ## If `trailing` is true, trailing `chars` are stripped.
## If both are false, the string is returned unchanged.
var var
first = 0 first = 0
last = len(s)-1 last = len(s)-1