Avoid passing along Nils #581
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Calling a non existent method on Nil returns Nil, which means
`%x{$foo.as}` does not work as expected if `$foo` happens to be
Nil. This filters our Nils from search results to avoid the
aforementioned issue.
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Calling a non existent method on Nil returns Nil, which means
%x{$foo.as}does not work as expected if$foohappens to be Nil. This filters our Nils from search results to avoid the aforementioned issue.Resolves #568