must ensure consecutive keys for now

1 files changed, 2 insertions, 2 deletions

diff --git a/it_pipe.class b/it_pipe.class
index cae4eb0..50a1f00 100644
--- a/it_pipe.class
+++ b/it_pipe.class
@@ -95,7 +95,7 @@ function map($expr)
  */
 function filter($expr)
 {
-	$this->lines = it::filter($expr, $this->lines);
+	$this->lines = array_values(it::filter($expr, $this->lines));
 
 	return $this;
 }
@@ -105,7 +105,7 @@ function filter($expr)
  */
 function grep($regexp)
 {
-	$this->lines = it::grep($regexp, $this->lines);
+	$this->lines = array_values(it::grep($regexp, $this->lines));
 
 	return $this;
 }