LessThan.php

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<?php
/* Copyright (c) 2017 Stefan Hecken <stefan.hecken@concepts-and-training.de> Extended GPL, see docs/LICENSE */

namespace ILIAS\Validation\Constraints;

use ILIAS\Validation\Constraint;
use ILIAS\Data;
use ILIAS\Data\Result;

class LessThan extends Custom implements Constraint
{
    protected $max;

    public function __construct($max, Data\Factory $data_factory)
    {
        assert('is_int($max)');
        $this->max = $max;
        parent::__construct(
            function ($value) {
                return $value < $this->max;
            },
            function ($value) {
                return "'$value' is greater than '{$this->max}'.";
            },
            $data_factory
        );
    }
}