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<?php
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declare(strict_types=1);
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namespace OpenSpout\Common;
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use OpenSpout\Common\Exception\InvalidArgumentException;
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/**
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 * @internal
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 */
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trait TempFolderOptionTrait
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{
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    private string $tempFolder;
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    final public function setTempFolder(string $tempFolder): void
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    {
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        if (!is_dir($tempFolder) || !is_writable($tempFolder)) {
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            throw new InvalidArgumentException("{$tempFolder} is not a writable folder");
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        }
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        $this->tempFolder = $tempFolder;
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    }
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    final public function getTempFolder(): string
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    {
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        if (!isset($this->tempFolder)) {
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            $this->setTempFolder(sys_get_temp_dir());
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        }
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        return $this->tempFolder;
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    }
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}