@hackage th-env0.1.0.0

Template Haskell splice that expands to an environment variable

th-env

Travis CI build status Hackage Hackage deps

{-# LANGUAGE TemplateHaskell #-}
import Data.Maybe
import Language.Haskell.TH.Env

main :: IO ()
main = print $ "Running app compiled by " ++ fromMaybe "?" $$(envQ "USER")