/**
* Turn on or off the use of ANSI colored output.
*
* Pass `null` to detect automatically.
*
* @param bool|null $useColor True to use color.
*/
function setUseColor($useColor)
{
$facade = PhoFacadeDriver::instance();
$facade->assertionRenderer->setUseColor($useColor);
$facade->differenceEngine->setUseColor($useColor);
}