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Stdlib: nre: Convenience proc `contains` added.

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Konstantin Molchanov
2016-05-14 09:23:09 +04:00
parent 299989f3aa
commit 4f9b498103
1 changed files with 10 additions and 0 deletions
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10
lib/impure/nre.nim
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@@ -566,6 +566,16 @@ proc findAll*(str: string, pattern: Regex, start = 0, endpos = int.high): seq[st
for match in str.findIter(pattern, start, endpos):
result.add(match.match)
proc contains*(str: string, pattern: Regex, start = 0, endpos = int.high): bool =
## Determine if the string contains the given pattern between the end and
## start positions:
## - "abc".contains(re"bc") == true
## - "abc".contains(re"cd") == false
## - "abc".contains(re"a", start = 1) == false
##
## Same as ``isSome(str.find(pattern, start, endpos))``.
return isSome(str.find(pattern, start, endpos))
proc split*(str: string, pattern: Regex, maxSplit = -1, start = 0): seq[string] =
## Splits the string with the given regex. This works according to the
## rules that Perl and Javascript use: