From 7758be802e3011f6430ad17912fa2b4ab51ed7a3 Mon Sep 17 00:00:00 2001
From: Urban Müller
Date: Fri, 10 May 2019 16:48:45 +0200
Subject: handle empty output in ->pipe()

---
 it_pipe.class | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'it_pipe.class')

diff --git a/it_pipe.class b/it_pipe.class
index 54f4a5b..cd1b54f 100644
--- a/it_pipe.class
+++ b/it_pipe.class
@@ -239,7 +239,8 @@ function pipe($cmd, ...$args)
 	fwrite($pipes[0], join("\n", $this->lines) . ($this->lines ? "\n" :""));
 	fclose($pipes[0]);
 
-	$this->lines = explode("\n", rtrim(stream_get_contents($pipes[1])));
+	$out = stream_get_contents($pipes[1]);
+	$this->lines = $out === "" ? [] : explode("\n", rtrim($out, "\n"));
 	fclose($pipes[1]);
 	proc_close($process);
 
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