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[ticket/16955] Clean up installer classes for psalm
PHPBB3-16955
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@@ -21,7 +21,7 @@ use phpbb\install\helper\update_helper;
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class compression_file_updater implements file_updater_interface
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{
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/**
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* @var \compress|null
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* @var \compress_zip|\compress_tar|null
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*/
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protected $compress;
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@@ -86,7 +86,10 @@ class compression_file_updater implements file_updater_interface
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*/
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public function close()
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{
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$this->compress->close();
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if ($this->compress !== null)
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{
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$this->compress->close();
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}
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}
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/**
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