- -- extract Uri out from DocumentChange
- documentChangeUri :: DocumentChange -> Uri
- documentChangeUri (InL x) = x ^. textDocument . uri
- documentChangeUri (InR (InL x)) = x ^. uri
- documentChangeUri (InR (InR (InL x))) = x ^. oldUri
- documentChangeUri (InR (InR (InR x))) = x ^. uri
-