* match(): auto-select group 1 if there is one; support named groups
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@ -41,10 +41,10 @@ String.metaClass.pad = Number.metaClass.pad = { length = 2, padding = "0" -> del
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/**
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* Return a substring matching the given pattern or break.
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*/
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String.metaClass.match = { String pattern, int matchGroup = 0 ->
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String.metaClass.match = { String pattern, matchGroup = null ->
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def matcher = Pattern.compile(pattern, Pattern.CASE_INSENSITIVE | Pattern.UNICODE_CASE).matcher(delegate)
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if (matcher.find())
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return matcher.group(matchGroup)
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return matcher.groupCount() > 0 && matchGroup == null ? matcher.group(1) : matcher.group(matchGroup ?: 0)
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else
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throw new Exception("Match failed")
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}
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