From 7eebb4859fd09d08288acb2cc57d1aebdede162f Mon Sep 17 00:00:00 2001
From: Urban Müller
Date: Tue, 8 Nov 2011 15:18:38 +0000
Subject: handle named character classes

---
 it.class   | 4 ++--
 tests/it.t | 5 +++++
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/it.class b/it.class
index 371d9e4..69626bb 100644
--- a/it.class
+++ b/it.class
@@ -350,7 +350,7 @@ static function convertregex($pattern, $p = array())
  */
 static function match($pattern, $string, $p = null)
 {
-	if (!preg_match('/\\\\[wb]|[!\x80-\xff]/i', $pattern) && !$p)
+	if (!preg_match('/\\\\[wb]|[!\x80-\xff]|\[\[:/i', $pattern) && !$p)
 		$r = preg_match('!' . $pattern . '!i', $string, $m); # fast path for simple patterns
 	else
 	{
@@ -369,7 +369,7 @@ static function match($pattern, $string, $p = null)
 
 	if (!$r)	# no match
 	{
-		if (preg_last_error() == PREG_BACKTRACK_LIMIT_ERROR)	# Silence phpversionlint.php commit hook: function_exists('preg_last_error')
+		if (preg_last_error() == PREG_BACKTRACK_LIMIT_ERROR)
 			it::error("Exceeded pcre.backtrack_limit of " . ini_get('pcre.backtrack_limit') . " bytes");
 
 		$result = $p['all'] ? array() : null;
diff --git a/tests/it.t b/tests/it.t
index 22fd194..c356ad0 100755
--- a/tests/it.t
+++ b/tests/it.t
@@ -74,6 +74,11 @@ match(
 	'Üblahä',
 	'include umlaute in \w'
 	);
+match(
+	'[[:alpha:]]+', '  |#blahä   ',
+	'blahä',
+	'include umlaute in \w'
+	);
 match(
 	'\W+', '  |#Üblahä  ',
 	'  |#',
-- 
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