Make encoder and decoder private class properties

code/object/config/yaml.php

@@ -22,14 +22,14 @@ class ObjectConfigYaml extends ObjectConfigFormat
  *
  * @var callable
  */
- protected static $_encoder;
+ protected static $__encoder;
 
  /**
  * YAML decoder callback
  *
  * @var callable
  */
- protected static $_decoder;
+ protected static $__decoder;
 
  /**
  * Constructor.
@@ -40,7 +40,7 @@ public function __construct( $options = array() )
  {
  parent::__construct($options);
 
- if(!self::$_encoder)
+ if(!self::$__encoder)
  {
  if (function_exists('yaml_emit')) {
  $this->setEncoder('yaml_emit');
@@ -49,7 +49,7 @@ public function __construct( $options = array() )
  }
  }
 
- if(!self::$_decoder)
+ if(!self::$__decoder)
  {
  if (function_exists('yaml_parse')) {
  $this->setDecoder('yaml_parse');
@@ -66,7 +66,7 @@ public function __construct( $options = array() )
  */
  public static function getEncoder()
  {
- return self::$_encoder;
+ return self::$__encoder;
  }
 
  /**
@@ -82,7 +82,7 @@ public static function setEncoder($encoder)
  throw new \InvalidArgumentException('Invalid parameter to setEncoder(). Must be callable');
  }
 
- self::$_encoder = $encoder;
+ self::$__encoder = $encoder;
  }
 
  /**
@@ -92,7 +92,7 @@ public static function setEncoder($encoder)
  */
  public static function getDecoder()
  {
- return self::$_decoder;
+ return self::$__decoder;
  }
 
  /**
@@ -108,7 +108,7 @@ public static function setDecoder($decoder)
  throw new \InvalidArgumentException('Invalid parameter to setDecoder(). Must be callable');
  }
 
- self::$_decoder = $decoder;
+ self::$__decoder = $decoder;
  }
 
  /**