disable emoticons when colors are disabled

Author: splitbrain

src/CLI.php

@@ -280,6 +280,7 @@ public function log($level, $message, array $context = array())
         /** @var string $color */
         /** @var resource $channel */
         list($prefix, $color, $channel) = $this->loglevel[$level];
+        if(!$this->colors->isEnabled()) $prefix = '';
 
         $message = $this->interpolate($message, $context);
         $this->colors->ptln($prefix . $message, $color, $channel);

src/Colors.php

@@ -88,6 +88,14 @@ public function disable()
         $this->enabled = false;
     }
 
+    /**
+     * @return bool is color support enabled?
+     */
+    public function isEnabled()
+    {
+        return $this->enabled;
+    }
+
     /**
      * Convenience function to print a line in a given color
      *