# cabal v2-run Resolving dependencies... Build profile: -w ghc- -O1 In order, the following will be built: - jssources-0 (lib) (first run) - jssources-0 (exe:demo) (first run) Configuring library for jssources-0.. Preprocessing library for jssources-0.. Building library for jssources-0.. Configuring executable 'demo' for jssources-0.. Preprocessing executable 'demo' for jssources-0.. Building executable 'demo' for jssources-0..