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* match(): auto-select group 1 if there is one; support named groups

This commit is contained in:
Reinhard Pointner 2012-11-19 07:02:49 +00:00
parent 022e8f660a
commit 576b239a8c
1 changed files with 2 additions and 2 deletions
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4
source/net/sourceforge/filebot/format/ExpressionFormat.lib.groovy
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@ -41,10 +41,10 @@ String.metaClass.pad = Number.metaClass.pad = { length = 2, padding = "0" -> del
/**
* Return a substring matching the given pattern or break.
*/
String.metaClass.match = { String pattern, int matchGroup = 0 ->
String.metaClass.match = { String pattern, matchGroup = null ->
def matcher = Pattern.compile(pattern, Pattern.CASE_INSENSITIVE | Pattern.UNICODE_CASE).matcher(delegate)
if (matcher.find())
return matcher.group(matchGroup)
return matcher.groupCount() > 0 && matchGroup == null ? matcher.group(1) : matcher.group(matchGroup ?: 0)
else
throw new Exception("Match failed")
}