public static function nameCssClass(SpritePackageInterface $package, SpriteImage $sprite)
{
$prefix = $package->getIconPrefix();
$converter = $package->getCssClassNameConverter();
if (!empty($converter)) {
if (!is_callable($converter, true)) {
throw new RuntimeException('Variable of type `%s` is not callable', get_type($converter));
}
$params = [$package, $sprite];
$name = call_user_func_array($converter, $params);
} else {
$name = $sprite->name;
}
if (!empty($prefix)) {
return sprintf('icon-%s-%s', $prefix, $name);
}
return sprintf('icon-%s', $name);
}
