chore(oauth2): fix query function exports

src/Auth/OAuth2.hs

@@ -11,6 +11,8 @@ module Auth.OAuth2
   , AzureUserException(..), _AzureUserError, _AzureUserNoResult, _AzureUserAmbiguous
   , apAzureMock
   , azureMockServer
+  , queryOAuth2User
+  , refreshOAuth2Token
   ) where
 
 import qualified Data.CaseInsensitive as CI
@@ -103,7 +105,7 @@ azureMockServer port =
             }
       mockServerURL = "http://localhost:" <> fromString port
       profileSrc = fromString $ mockServerURL <> "/users/me"
-  in  authOAuth2 mockPluginName oa $ \manager token -> do
+  in  authOAuth2 apAzureMock oa $ \manager token -> do
         (UserID userID, userResponse) <- authGetProfile apAzureMock manager token profileSrc
         return Creds
                 { credsPlugin = apAzureMock
@@ -122,8 +124,12 @@ data UserDataException = UserDataJSONException JSONException
 
 instance Exception UserDataException
 
-queryOAuth2User :: forall j m . (FromJSON j, MonadIO m, MonadThrow m, MonadHandler m)
+queryOAuth2User :: forall j m.
-                => Text
+                   ( FromJSON j
+                   , MonadHandler m
+                   , MonadThrow m
+                   )
+                => Text -- ^ User identifier (arbitrary needle)
                 -> m (Either UserDataException j)
 queryOAuth2User userID = runExceptT $ do
   (queryUrl, tokenUrl) <- liftIO mkBaseUrls
@@ -159,7 +165,10 @@ mkBaseUrls = do
 # endif
 
 
-refreshOAuth2Token :: forall m. (MonadIO m, MonadThrow m, MonadHandler m)
+refreshOAuth2Token :: forall m.
+                      ( MonadHandler m
+                      , MonadThrow m
+                      )
                    => (Maybe AccessToken, Maybe RefreshToken)
                    -> String
                    -> Bool