allow skipping of library filenames

1 files changed, 10 insertions, 6 deletions

diff --git a/it_debug.class b/it_debug.class
index 22f0d5a..0d0dd07 100644
--- a/it_debug.class
+++ b/it_debug.class
@@ -169,17 +169,21 @@ function dump($args)
 
 /**
  * Print short stackdump
- * @param $skip number of stack levels to omip
+ * @param $p['skiplevels'] number of stack levels to omit
+ * @param $p['skipfiles'] regular expression of filenames to omit
  */
-function backtrace($skip = 0)
+function backtrace($p = array())
 {
-	$result = array();
+	if (!is_array($p))
+		$p = array('skiplevels' => $p);
+
+	$p += array('skiplevels'=> 0, 'skipfiles' => "###");
 
 	if (!function_exists('memory_get_usage') || (memory_get_usage() < 50000000))
 	{
-		foreach (array_slice(debug_backtrace(), $skip + 1) as $call)
+		foreach (array_slice(debug_backtrace(), $p['skiplevels'] + 1) as $call)
 		{
-			if (($fn = $call['file']))
+			if (($fn = $call['file']) && !it::match($p['skipfiles'], $call['file']))
 			{
 				$fn = (it::match('auto_prepend', $fn) ? basename(dirname($fn)) . "/" : "") . basename($fn);
 				$result[] = $fn . ":" . $call['line'];
@@ -187,7 +191,7 @@ function backtrace($skip = 0)
 		}
 	}
 
-	return join(" ", $result);
+	return join(" ", (array)$result);
 }
 
 }