id: "haskell"
aliases:
  - "ghc"
  - "ghci"
  - "hs"
name: "Haskell"

install:
  prepare:
    apt:
      - cabal-install
    manual: |
      cabal update
  apt:
    - ghc
  manual: |
    install -d "${pkg}/usr/local/bin"
    install -d "${pkg}/opt/brittany"

    cabal install brittany --installdir "$PWD"
    cp -L brittany "${pkg}/usr/local/bin/"

    mkdir haskell-language-server
    pushd haskell-language-server
    ver="$(latest_release haskell/haskell-language-server)"
    release="$(curl -fsSL "https://api.github.com/repos/haskell/haskell-language-server/releases/tags/${ver}")"
    echo "${release}" | jq '.assets[].name' -r | grep Linux | grep -vF .tar | while read asset; do
        wget "https://github.com/haskell/haskell-language-server/releases/download/${ver}/${asset}"
        gunzip "${asset}"
    done
    chmod +x *
    for binary in *; do
        cp -T "${binary}" "${pkg}/usr/local/bin/${binary//-Linux/}"
    done
    popd

repl: |
  rm -f .ghci
  ghci

main: "Main.hs"
template: |
  module Main where

  main :: IO ()
  main = putStrLn "Hello, world!"

run: |
  (echo ':load Main' && echo 'main') > .ghci && ghci

scope:
  code: |
    x = 123 * 234

format:
  run: |
    brittany
  input: |
    module Main where

    main :: IO ()
    main =
      putStrLn "Hello, world!"

lsp:
  start: |
    haskell-language-server-wrapper --lsp
  init:
    languageServerHaskell: {}
  code: "TODO"
  item: "TODO"

skip:
  - lsp