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{-# LANGUAGE OverloadedStrings #-}
module Main where
import Data.List
import Text.Printf
import Network.Wai
import Network.HTTP.Types
import Network.Wai.Handler.Warp (run)
app :: Application
app request respond = respond $
case rawPathInfo request of
"/" -> index
_ -> errorResponse
index :: Response
index =
responseLBS status200
[("Content-Type", "text/plain")]
"Hello, world!"
errorResponse :: Response
errorResponse =
responseFile status200
[("Content-Type", "text/plain")]
"pages/error.html"
Nothing
main :: IO ()
main = do
putStrLn $ "http://localhost:8080/"
run 8080 app
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