The \Magento\Framework\App\Config::getValue() method has a wrong PHPDoc type for the $scopeCode parameter

[dmitrii_fediuk]

https://github.com/magento/magento2/blob/2.0.0/lib/internal/Magento/Framework/App/Config.php#L32-L46

Should be:

@param null|string|int|ScopeInterface $scopeCode [optional]

because $scopeCode can be also int or \Magento\Framework\App\ScopeInterface:

https://github.com/magento/magento2/blob/2.0.0/lib/internal/Magento/Framework/App/Config/ScopePool.php#L113-L129

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https://github.com/magento/magento2/issues/2980

[dmitrii_fediuk]

See also:

• The \Magento\Framework\App\Config\ScopePool::_getScopeCode() method has a wrong PHPDoc type for the $scopeCode parameter
• The \Magento\Payment\Model\Method\AbstractMethod::getConfigData() method has a wrong PHPDoc type for the $storeId parameter
• The \Magento\Payment\Model\Method\AbstractMethod::isActive() method has a wrong PHPDoc type for the $storeId parameter
• The \Magento\Payment\Model\MethodInterface::isActive() method has a wrong PHPDoc type for the $storeId parameter
• The \Magento\Payment\Model\MethodInterface::getConfigData() method has a wrong PHPDoc type for the $storeId parameter
• How to get a modules’s backend configuration option value?