/**
  * Validates the value to be greater or equal than the constraint value.
  *
  * @param Money      $value      Value
  * @param Constraint $constraint Constraint
  *
  * @return null
  */
 public function validate($value, Constraint $constraint)
 {
     if (null === $value) {
         return null;
     }
     if (!$value instanceof Money) {
         throw new UnexpectedTypeException($value, 'Elcodi\\Component\\Currency\\Entity\\Money');
     }
     $minimumMoney = Money::create($constraint->value, $value->getCurrency());
     if ($value->isLessThan($minimumMoney)) {
         $this->context->buildViolation($constraint->message)->setParameter('{{ value }}', $this->formatValue($value, self::OBJECT_TO_STRING))->setParameter('{{ compared_value }}', $this->formatValue($minimumMoney, self::OBJECT_TO_STRING))->setParameter('{{ compared_value_type }}', $this->formatTypeOf($minimumMoney))->addViolation();
     }
 }