content: #!/usr/bin/env stack
  -- stack --resolver lts-14.11 runghc --package minio-hs
  
  --
  -- MinIO Haskell SDK, (C) 2017, 2018 MinIO, Inc.
  --
  -- Licensed under the Apache License, Version 2.0 (the "License");
  -- you may not use this file except in compliance with the License.
  -- You may obtain a copy of the License at
  --
  --     http://www.apache.org/licenses/LICENSE-2.0
  --
  -- Unless required by applicable law or agreed to in writing, software
  -- distributed under the License is distributed on an "AS IS" BASIS,
  -- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  -- See the License for the specific language governing permissions and
  -- limitations under the License.
  --
  {-# LANGUAGE OverloadedStrings #-}
  
  import Control.Monad.IO.Class (liftIO)
  import Network.Minio
  import Prelude
  
  -- | The following example uses minio's play server at
  -- https://play.min.io.  The endpoint and associated
  -- credentials are provided via the libary constant,
  --
  -- > minioPlayCI :: ConnectInfo
  main :: IO ()
  main = do
    let bucket = "missingbucket"
  
    res1 <- runMinio minioPlayCI $ do
      foundBucket <- bucketExists bucket
      liftIO $ putStrLn $ "Does " ++ show bucket ++ " exist? - " ++ show foundBucket
  
    case res1 of
      Left e -> putStrLn $ "bucketExists failed." ++ show e
      Right () -> return ()
  