gistfile1.txt

[nix-shell:~/projects/match-rex]$ cabal new-build
Warning: don't know how to find change monitoring files for the installed
package databases for ghcjs
Warning: The package list for 'hackage.haskell.org' is 551 days old.
Run 'cabal update' to get the latest list of available packages.
Resolving dependencies...
Build profile: -w ghcjs-8.6.0.1 -O1
In order, the following will be built (use -v for more details):
 - MatchRex-0.1.0.0 (exe:app) (first run)
Configuring executable 'app' for MatchRex-0.1.0.0..
Warning: 'hs-source-dirs: src' directory does not exist.
Warning: 'hs-source-dirs: src' directory does not exist.
Warning: 'hs-source-dirs: src/Quiet' directory does not exist.
Warning: 'hs-source-dirs: src/Verbose' directory does not exist.
Warning: The 'license-file' field refers to the file 'LICENSE' which does not
exist.
Preprocessing executable 'app' for MatchRex-0.1.0.0..
cabal: can't find source for View in src, src/Verbose,
/Users/mjrosenb/projects/match-rex/dist-newstyle/build/x86_64-linux/ghcjs-8.6.0.1/MatchRex-0.1.0.0/x/app/build/app/autogen,
/Users/mjrosenb/projects/match-rex/dist-newstyle/build/x86_64-linux/ghcjs-8.6.0.1/MatchRex-0.1.0.0/x/app/build/global-autogen