/**
* @param FQSEN|null $fqsen
* The fully qualified name of the scope in which the
* constant is defined or null if its a global constant
*
* @param string $name
* The name of the constant
*
* @return ClassConstant
* Get the constant with the given FQSEN
*/
public function getConstant(FQSEN $fqsen = null, string $name) : ClassConstant
{
if (empty($this->constant_map[(string) $fqsen][$name]) && Database::isEnabled()) {
$this->constant_map[(string) $fqsen][$name] = ConstantModel::read(Database::get(), (string) $fqsen . '|' . $name)->getConstant();
}
return $this->constant_map[(string) $fqsen][$name];
}
