SRU::Response::Explain - A class for representing SRU explain responses
use SRU::Response; my $response = SRU::Response::Explain->new( $request );
The constructor which requires that you pass in a SRU::Request::Explain object.
Add a SRU::Response::Diagnostic object to the response.
Returns an array ref of SRU::Response::Diagnostic objects relevant for the response.