@@ -80,7 +80,7 @@ data ClientEnv
8080 { manager :: Client.Manager
8181 , baseUrl :: BaseUrl
8282 , cookieJar :: Maybe (TVar Client.CookieJar)
83− , makeClientRequest :: BaseUrl -> Request -> Client.Request
83+ , makeClientRequest :: BaseUrl -> Request -> IO Client.Request
8484 -- ^ this function can be used to customize the creation of @http-client@ requests from @servant@ requests. Default value: 'defaultMakeClientRequest'
8585 -- Note that:
8686 -- 1. 'makeClientRequest' exists to allow overriding operational semantics e.g. 'responseTimeout' per request,
@@ -162,7 +162,7 @@ runClientM cm env = runExceptT $ flip runReaderT env $ unClientM cm
162162performRequest :: Maybe [Status] -> Request -> ClientM Response
163163performRequest acceptStatus req = do
164164 ClientEnv m burl cookieJar' createClientRequest <- ask
165− let clientRequest = createClientRequest burl req
165+ clientRequest <- liftIO $ createClientRequest burl req
166166 request <- case cookieJar' of
167167 Nothing -> pure clientRequest
168168 Just cj -> liftIO $ do
@@ -229,8 +229,8 @@ clientResponseToResponse f r = Response
229229-- | Create a @http-client@ 'Client.Request' from a @servant@ 'Request'
230230-- The 'Client.host', 'Client.path' and 'Client.port' fields are extracted from the 'BaseUrl'
231231-- otherwise the body, headers and query string are derived from the @servant@ 'Request'
232−defaultMakeClientRequest :: BaseUrl -> Request -> Client.Request
233−defaultMakeClientRequest burl r = Client.defaultRequest
232+defaultMakeClientRequest :: BaseUrl -> Request -> IO Client.Request
233+defaultMakeClientRequest burl r = return Client.defaultRequest
234234 { Client.method = requestMethod r
235235 , Client.host = fromString $ baseUrlHost burl
236236 , Client.port = baseUrlPort burl
@@ -289,7 +289,8 @@ defaultMakeClientRequest burl r = Client.defaultRequest
289289 Https -> True
290290
291291 -- Query string builder which does not do any encoding
292− buildQueryString = ("?" <>) . foldl' addQueryParam mempty
292+ buildQueryString [] = mempty
293+ buildQueryString qps = "?" <> foldl' addQueryParam mempty qps
293294
294295 addQueryParam qs (k, v) =
295296 qs <> (if BS.null qs then mempty else "&") <> urlEncode True k <> foldMap ("=" <>) v