From 82346bc36f00640a36d24061a871c7c3f68eaaaf Mon Sep 17 00:00:00 2001
From: Norbert Wagner <norbert@zeuz.org.uk>
Date: Thu, 21 Sep 2023 09:17:26 +0200
Subject: [PATCH 1/2] output errors to STDERR

---
 bin/cfg | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/bin/cfg b/bin/cfg
index a7f7b9d..78e84c5 100755
--- a/bin/cfg
+++ b/bin/cfg
@@ -22,7 +22,7 @@ foreach ($autoloadFiles as $autoloadFile) {
 	}
 }
 
-$version = '0.2';
+$version = '0.3';
 
 $actions = [ 'show', 'write', 'help' ];
 $settings = ['key' => '', 'value' => ''];
@@ -158,7 +158,7 @@ try {
 			exit(0);
 		}
 	}
-	echo $ex->getMessage().PHP_EOL;
+	fwrite(STDERR, $ex->getMessage().PHP_EOL);
 	exit(1);
 }
 
@@ -204,7 +204,7 @@ try {
 		$cfg->load(require($cfgFile));
 	}
 } catch (Exception $e) {
-	echo "Error: ".$e->getMessage()."\n";
+	fwrite(STDERR, "Error: ".$e->getMessage().PHP_EOL);
 	exit(1);
 }
 //var_dump($cfg);
@@ -220,7 +220,7 @@ if ($settings['key'])
 			$result = $result->{$setting};
 		}
 		catch (\OutOfRangeException $e) {
-			echo $e->getMessage().PHP_EOL;
+			fwrite(STDERR, $e->getMessage().PHP_EOL);
 			exit(1);
 		}
 	}

From 942f8a4bde1b4b7e8e3d7d1d980acb2ad3d76dc0 Mon Sep 17 00:00:00 2001
From: Norbert Wagner <norbert@zeuz.org.uk>
Date: Thu, 21 Sep 2023 09:18:05 +0200
Subject: [PATCH 2/2] make Settings countable

---
 src/Settings.php | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/Settings.php b/src/Settings.php
index d248051..6ffaa7e 100644
--- a/src/Settings.php
+++ b/src/Settings.php
@@ -26,7 +26,7 @@ namespace rabe\Util;
  * Settings Class to read Configuration Files
  * @author Norbert.e.Wagner dev@norb.me
  */
-class Settings implements \Iterator
+class Settings implements \Iterator, \Countable
 {
 	private const SITE = 0x01;
 	
@@ -314,6 +314,17 @@ class Settings implements \Iterator
 
 	// }}}
 
+	// Countable {{{
+	/**
+	 * Count elements
+	 * @link https://www.php.net/countable.count.php
+	 */
+	public function count()
+	{
+		count($this->settings);
+	}
+	// }}}
+	
 	// Magic getter/setter methods {{{
 	public function __set( $name, $value )
 	{