League\JsonGuard\Constraints\MultipleOf::validate()

Complexity

Conditions	3
Paths	3

Size

Total Lines	23
Code Lines	15

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	16
CRAP Score	3

Importance

Changes

0

<?php
    public function validate($value, $parameter, Validator $validator)
    {
        Assert::type($parameter, 'number', self::KEYWORD, $validator->getPointer());
        Assert::nonNegative($parameter, self::KEYWORD, $validator->getPointer());

        if (!is_numeric($value)) {
            return null;
        }

        $quotient = bcdiv($value, $parameter, $this->precision);
        $mod      = bcsub($quotient, floor($quotient), $this->precision);
        if (bccomp($mod, 0, $this->precision) === 0) {
            return null;
        }

        return new ValidationError(
            'Number {value} is not a multiple of {multiple_of}',
            self::KEYWORD,
            $value,
            $validator->getPointer(),
            ['value' => $value, 'multiple_of' => $parameter]
        );
    }
}