Passed
Pull Request — master (#222)
by Dmitriy
02:30
created

CountHandler::validate()   B

Complexity

Conditions 9
Paths 7

Size

Total Lines 31
Code Lines 15

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 14
CRAP Score 9.1582

Importance

Changes 0
Metric Value
eloc 15
c 0
b 0
f 0
dl 0
loc 31
ccs 14
cts 16
cp 0.875
rs 8.0555
cc 9
nc 7
nop 3
crap 9.1582
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<?php
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declare(strict_types=1);
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namespace Yiisoft\Validator\Rule;
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use Countable;
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use Yiisoft\Validator\Result;
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use Yiisoft\Validator\ValidationContext;
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use function count;
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use Yiisoft\Validator\Exception\UnexpectedRuleException;
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/**
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 * Validates that the value contains certain number of items. Can be applied to arrays or classes implementing
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 * {@see Countable} interface.
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 */
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final class CountHandler implements RuleHandlerInterface
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{
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    public function validate(mixed $value, object $rule, ?ValidationContext $context = null): Result
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    {
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        if (!$rule instanceof Count) {
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            throw new UnexpectedRuleException(Count::class, $rule);
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        }
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        $result = new Result();
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        if (!is_countable($value)) {
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            $result->addError($rule->message);
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            return $result;
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        }
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        $count = count($value);
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        if ($rule->exactly !== null && $count !== $rule->exactly) {
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            $result->addError($rule->notExactlyMessage, ['exactly' => $rule->exactly]);
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            return $result;
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        }
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        if ($rule->min !== null && $count < $rule->min) {
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            $result->addError($rule->tooFewItemsMessage, ['min' => $rule->min]);
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        }
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        if ($rule->max !== null && $count > $rule->max) {
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            $result->addError($rule->tooManyItemsMessage, ['max' => $rule->max]);
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        }
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        return $result;
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    }
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}
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