Trying to properly handle tabs

bhl.inc.php

@@ -360,7 +360,19 @@ function bhl_clean_cache()
 function bhl_show_position($line, $row, array $lines)
 {
   if($line > 0 && $line <= count($lines))
-    return $lines[$line-1].str_repeat('-', $row)."^";
+  {
+    //handling tabs
+    $hint = str_replace("\t", "    ", $lines[$line-1]);
+    for($c=0;$c<$row;++$c)
+    {
+      if($lines[$line-1][$c] === "\t")
+        $hint .= "----";
+      else
+        $hint .= "-";
+    }
+    $hint .= "^";
+    return $hint;
+  }
   else
     return "??? @($line:$row)";
 }