faster it::replace

2 files changed, 6 insertions, 5 deletions

diff --git a/it.class b/it.class
index 3055cb0..dd3a118 100644
--- a/it.class
+++ b/it.class
@@ -394,18 +394,16 @@ static function match($pattern, $string, $p = null)
  */
 static function replace($replacements, $string, $p = array())
 {
-	$patterns = array();
-
-	foreach (array_keys($replacements) as $pattern)
+	foreach ($replacements as $pattern => $dummy)
 		$patterns[] = !preg_match('/\\\\[wb]|[!\x80-\xff]|\[\[:/i', $pattern) && !$p ? "!$pattern!i" : it::convertregex($complex = $pattern, $p);
 
 	if (!$complex)
-		$result = preg_replace($patterns, array_values($replacements), $string);
+		$result = preg_replace($patterns, $replacements, $string);
 	else
 	{
 		$oldlocale = setlocale(LC_CTYPE, 0);
 		setlocale(LC_CTYPE, 'de_CH');
-		$result = preg_replace($patterns, array_values($replacements), $string, isset($p['limit']) ? $p['limit'] : -1);
+		$result = preg_replace($patterns, $replacements, $string, isset($p['limit']) ? $p['limit'] : -1);
 		setlocale(LC_CTYPE, $oldlocale);
 	}
 
diff --git a/tests/it.t b/tests/it.t
index 7b95b7e..75062b6 100755
--- a/tests/it.t
+++ b/tests/it.t
@@ -210,7 +210,10 @@ is(
 	"test all=>1,pattern_order=>1"
 	);
 
+is(it::replace(array('a' => "1", 'b' => "2"), "ab"), "12");
+is(it::replace(array('!' => "x"), "!"), "x");
 is(it::replace(array('\w' => "x"), "oö"), "xx");
+is(it::replace(array('[[:alpha:]]' => "x"), "ö"), "x");
 is(it::replace(array('\w' => "x", '#' => "!"), "#ö"), "!x");
 is(it::replace(array('#' => "!", '\w' => "x"), "#ö"), "!x");
 is(it::replace(array('ö' => "x"), "Ö"), "x");