Xhprof.php

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<?php
class Xhprof {
 
    public static function enable( $flags = 0, $options = [] ) {
        $args = [ $flags ];
        if ( $options ) {
            $args[] = $options;
        }
 
        self::callAny(
            [
                'xhprof_enable',
                'tideways_enable',
                'tideways_xhprof_enable'
            ],
            $args
        );
    }
 
    public static function disable() {
        return self::callAny( [
            'xhprof_disable',
            'tideways_disable',
            'tideways_xhprof_disable'
        ] );
    }
 
    protected static function callAny( array $functions, array $args = [] ) {
        foreach ( $functions as $func ) {
            if ( function_exists( $func ) ) {
                return $func( ...$args );
            }
        }
 
        throw new Exception( "Neither xhprof nor tideways are installed" );
    }
}