Chris@17: <?php
Chris@17: /**
Chris@17:  * Timing functions for the run.
Chris@17:  *
Chris@17:  * @author    Greg Sherwood <gsherwood@squiz.net>
Chris@17:  * @copyright 2006-2015 Squiz Pty Ltd (ABN 77 084 670 600)
Chris@17:  * @license   https://github.com/squizlabs/PHP_CodeSniffer/blob/master/licence.txt BSD Licence
Chris@17:  */
Chris@17: 
Chris@17: namespace PHP_CodeSniffer\Util;
Chris@17: 
Chris@17: class Timing
Chris@17: {
Chris@17: 
Chris@17:     /**
Chris@17:      * The start time of the run.
Chris@17:      *
Chris@17:      * @var float
Chris@17:      */
Chris@17:     private static $startTime;
Chris@17: 
Chris@17:     /**
Chris@17:      * Used to make sure we only print the run time once per run.
Chris@17:      *
Chris@17:      * @var boolean
Chris@17:      */
Chris@17:     private static $printed = false;
Chris@17: 
Chris@17: 
Chris@17:     /**
Chris@17:      * Start recording time for the run.
Chris@17:      *
Chris@17:      * @return void
Chris@17:      */
Chris@17:     public static function startTiming()
Chris@17:     {
Chris@17: 
Chris@17:         self::$startTime = microtime(true);
Chris@17: 
Chris@17:     }//end startTiming()
Chris@17: 
Chris@17: 
Chris@17:     /**
Chris@17:      * Print information about the run.
Chris@17:      *
Chris@17:      * @param boolean $force If TRUE, prints the output even if it has
Chris@17:      *                       already been printed during the run.
Chris@17:      *
Chris@17:      * @return void
Chris@17:      */
Chris@17:     public static function printRunTime($force=false)
Chris@17:     {
Chris@17:         if ($force === false && self::$printed === true) {
Chris@17:             // A double call.
Chris@17:             return;
Chris@17:         }
Chris@17: 
Chris@17:         if (self::$startTime === null) {
Chris@17:             // Timing was never started.
Chris@17:             return;
Chris@17:         }
Chris@17: 
Chris@17:         $time = ((microtime(true) - self::$startTime) * 1000);
Chris@17: 
Chris@17:         if ($time > 60000) {
Chris@17:             $mins = floor($time / 60000);
Chris@17:             $secs = round((($time % 60000) / 1000), 2);
Chris@17:             $time = $mins.' mins';
Chris@17:             if ($secs !== 0) {
Chris@17:                 $time .= ", $secs secs";
Chris@17:             }
Chris@17:         } else if ($time > 1000) {
Chris@17:             $time = round(($time / 1000), 2).' secs';
Chris@17:         } else {
Chris@17:             $time = round($time).'ms';
Chris@17:         }
Chris@17: 
Chris@17:         $mem = round((memory_get_peak_usage(true) / (1024 * 1024)), 2).'MB';
Chris@17:         echo "Time: $time; Memory: $mem".PHP_EOL.PHP_EOL;
Chris@17: 
Chris@17:         self::$printed = true;
Chris@17: 
Chris@17:     }//end printRunTime()
Chris@17: 
Chris@17: 
Chris@17: }//end class