λ>_

Atom + Stack = no globally installed GHC/packages

19 May 2016

When doing Haskell programming

Stack

The output should look like this:

$ stack setup
Downloaded lts-5.17 build plan.
Caching build plan
Fetching package index ...remote: Counting objects: 213332, done.
remote: Compressing objects: 100% (171913/171913), done.
Receiving objects: 100% (213332/213332), 49.84 MiB | 1.79 MiB/s, done.-reused 0

Resolving deltas: 100% (56842/56842), completed with 1 local objects.
From https://github.com/commercialhaskell/all-cabal-hashes
 * [new tag]         current-hackage -> current-hackage
Fetched package index.
Populated index cache.
Preparing to install GHC to an isolated location.
This will not interfere with any system-level installation.
ghc-7.10.3:   15.89 MiB / 128.40 MiB ( 12.37%) downloaded...

GHC installed to [..]\AppData\Local\Programs\stack\x86_64-windows\ghc-7.10.3\
stack will use a locally installed GHC
For more information on paths, see 'stack path' and 'stack exec env'
To use this GHC and packages outside of a project, consider using:
stack ghc, stack ghci, stack runghc, or stack exec

atom-haskell

That’s it – Happy Haskell programming!