From 7d9026fc969cc956f106403f611882d966e40f0d Mon Sep 17 00:00:00 2001
From: Urban Müller
Date: Wed, 19 Oct 2016 14:27:19 +0200
Subject: fix phan warnings

---
 it_pipe.class | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/it_pipe.class b/it_pipe.class
index 8b240ed..2ab931b 100644
--- a/it_pipe.class
+++ b/it_pipe.class
@@ -4,6 +4,9 @@ class it_pipe implements Iterator
 {
 	static $lastargfunc = array('explode' => 1, 'preg_match' => 1, 'preg_split' => 1, 'it__match' => 1, 'it__replace' => 1);
 
+	var $lines; # all lines currently in pipe
+	var $_valid;
+
 /**
  * Creates a pipe object from input. Named arguments:
  * $p['fn'] filename to read lines from
@@ -52,22 +55,22 @@ function rewind()
 
 function next()
 {
-	$this->valid = each($this->lines);
+	$this->_valid = each($this->lines);
 }
 
 function valid()
 {
-	return $this->valid;
+	return $this->_valid;
 }
 
 function current()
 {
-	return $this->valid[1];
+	return $this->_valid[1];
 }
 
 function key()
 {
-	return $this->valid[0];
+	return $this->_valid[0];
 }
 
 
@@ -199,7 +202,6 @@ function pipe($cmd)
 	fclose($pipes[0]);
 
 	$this->lines = explode("\n", rtrim(stream_get_contents($pipes[1])));
-	$this->key = 0;
 	fclose($pipes[1]);
 	proc_close($process);
 
-- 
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