Migration.php

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<?php
 
declare(strict_types=1);
 
namespace ILIAS\Setup;
 
interface Migration
{
    public const INFINITE = -1;
 
    public function getLabel(): string;
 
    public function getDefaultAmountOfStepsPerRun(): int;
 
    public function getPreconditions(Environment $environment): array;
 
    public function prepare(Environment $environment): void;
 
    public function step(Environment $environment): void;
 
    public function getRemainingAmountOfSteps(): int;
}