Passed
Push — v4.2 ( 50993c )
by Masiukevich
07:39
created

IndexKey::assertValueKeyIsNotEmpty()   A

Complexity

Conditions 2
Paths 2

Size

Total Lines 5
Code Lines 2

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 2
CRAP Score 2.1481

Importance

Changes 1
Bugs 0 Features 1
Metric Value
cc 2
eloc 2
c 1
b 0
f 1
nc 2
nop 1
dl 0
loc 5
ccs 2
cts 3
cp 0.6667
crap 2.1481
rs 10
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<?php
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/**
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 * Event Sourcing implementation.
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 *
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 * @author  Maksim Masiukevich <[email protected]>
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 * @license MIT
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 * @license https://opensource.org/licenses/MIT
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 */
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declare(strict_types = 1);
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namespace ServiceBus\EventSourcing\Indexes;
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use ServiceBus\EventSourcing\Indexes\Exceptions\IndexNameCantBeEmpty;
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use ServiceBus\EventSourcing\Indexes\Exceptions\ValueKeyCantBeEmpty;
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/**
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 * The key for the value stored in the index.
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 *
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 * @psalm-immutable
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 */
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final class IndexKey
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{
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    /** @var string  */
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    public $indexName;
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    /** @var string  */
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    public $valueKey;
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    /**
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     * @throws \ServiceBus\EventSourcing\Indexes\Exceptions\IndexNameCantBeEmpty
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     * @throws \ServiceBus\EventSourcing\Indexes\Exceptions\ValueKeyCantBeEmpty
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     */
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    public function __construct(string $indexName, string $valueKey)
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    {
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        self::assertIndexNameIsNotEmpty($indexName);
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        self::assertValueKeyIsNotEmpty($valueKey);
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        $this->indexName = $indexName;
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        $this->valueKey  = $valueKey;
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    }
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    /**
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     * @throws \ServiceBus\EventSourcing\Indexes\Exceptions\IndexNameCantBeEmpty
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     */
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    private static function assertIndexNameIsNotEmpty(string $indexName): void
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    {
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        if ('' === $indexName)
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        {
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            throw new IndexNameCantBeEmpty('Index name can\'t be empty');
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        }
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    }
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    /**
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     * @throws \ServiceBus\EventSourcing\Indexes\Exceptions\ValueKeyCantBeEmpty
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     */
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    private static function assertValueKeyIsNotEmpty(string $valueKey): void
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    {
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        if ('' === $valueKey)
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        {
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            throw new ValueKeyCantBeEmpty('Value key can\'t be empty');
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        }
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    }
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}
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