Operators.php

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<?php
 
declare(strict_types=1);
 
namespace ILIAS\components\DataCollection\Fields\Formula\FormulaParser\Math;
 
enum Operators: string
{
    case ADDITION = '+';
    case SUBTRACTION = '-';
    case MULTIPLICATION = '*';
    case DIVISION = '/';
    case POWER = '^';
 
    public function getPrecedence(): int
    {
        return match ($this) {
            self::ADDITION => 1,
            self::SUBTRACTION => 1,
            self::MULTIPLICATION => 2,
            self::DIVISION => 2,
            self::POWER => 3,
        };
    }
}