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Revision Autor Zeilennr. Zeile
148 lars 1 
<?php
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declare(strict_types=1);
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namespace Dotenv\Repository;
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use Dotenv\Repository\Adapter\ReaderInterface;
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use Dotenv\Repository\Adapter\WriterInterface;
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use InvalidArgumentException;
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final class AdapterRepository implements RepositoryInterface
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{
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    /**
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     * The reader to use.
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     *
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     * @var \Dotenv\Repository\Adapter\ReaderInterface
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     */
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    private $reader;
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    /**
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     * The writer to use.
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     *
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     * @var \Dotenv\Repository\Adapter\WriterInterface
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     */
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    private $writer;
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    /**
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     * Create a new adapter repository instance.
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     *
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     * @param \Dotenv\Repository\Adapter\ReaderInterface $reader
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     * @param \Dotenv\Repository\Adapter\WriterInterface $writer
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     *
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     * @return void
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     */
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    public function __construct(ReaderInterface $reader, WriterInterface $writer)
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    {
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        $this->reader = $reader;
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        $this->writer = $writer;
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    }
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    /**
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     * Determine if the given environment variable is defined.
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     *
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     * @param string $name
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     *
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     * @return bool
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     */
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    public function has(string $name)
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    {
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        return '' !== $name && $this->reader->read($name)->isDefined();
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    }
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    /**
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     * Get an environment variable.
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     *
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     * @param string $name
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     *
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     * @throws \InvalidArgumentException
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     *
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     * @return string|null
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     */
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    public function get(string $name)
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    {
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        if ('' === $name) {
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            throw new InvalidArgumentException('Expected name to be a non-empty string.');
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        }
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        return $this->reader->read($name)->getOrElse(null);
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    }
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    /**
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     * Set an environment variable.
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     *
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     * @param string $name
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     * @param string $value
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     *
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     * @throws \InvalidArgumentException
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     *
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     * @return bool
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     */
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    public function set(string $name, string $value)
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    {
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        if ('' === $name) {
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            throw new InvalidArgumentException('Expected name to be a non-empty string.');
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        }
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        return $this->writer->write($name, $value);
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    }
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    /**
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     * Clear an environment variable.
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     *
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     * @param string $name
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     *
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     * @throws \InvalidArgumentException
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     *
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     * @return bool
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     */
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    public function clear(string $name)
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    {
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        if ('' === $name) {
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            throw new InvalidArgumentException('Expected name to be a non-empty string.');
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        }
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        return $this->writer->delete($name);
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    }
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}