Drop nix support (#147)

.github/workflows/ci.yml

@@ -0,0 +1,43 @@
+name: CI
+
+on:
+  # Trigger the workflow on push or pull request,
+  # but only for the master branch
+  push:
+    branches:
+      - master
+  pull_request:
+
+jobs:
+  build:
+    name: ghc ${{ matrix.ghc }}
+    runs-on: ubuntu-16.04
+    strategy:
+      matrix:
+        ghc: ["8.8.2"]
+        cabal: ["3.0"]
+
+    steps:
+    - uses: actions/checkout@v2
+      if: github.event.action == 'opened' || github.event.action == 'synchronize' || github.event.ref == 'refs/heads/master'
+
+    - uses: actions/setup-haskell@v1
+      name: Setup Haskell
+      with:
+        ghc-version: ${{ matrix.ghc }}
+        cabal-version: ${{ matrix.cabal }}
+
+    - uses: actions/cache@v1
+      name: Cache ~/.cabal/store
+      with:
+        path: ~/.cabal/store
+        key: ${{ runner.os }}-${{ matrix.ghc }}-cabal
+
+    - name: Build
+      run: |
+        cabal update
+        cabal build --enable-tests --enable-benchmarks
+
+    - name: Test
+      run: |
+        cabal test --enable-tests

README.md

@@ -1,10 +1,14 @@
 # Hit On
 
 ![hit-on logo](https://user-images.githubusercontent.com/4276606/53816638-d86e4a00-3f9e-11e9-83ab-74032363292f.png)
+
+[![GitHub CI](https://github.com/kowainik/hit-on/workflows/CI/badge.svg)](https://github.com/kowainik/hit-on/actions)
 [![Build status](https://img.shields.io/travis/kowainik/hit-on.svg?logo=travis)](https://travis-ci.org/kowainik/hit-on)
+
 [![Hackage](https://img.shields.io/hackage/v/hit-on.svg?logo=haskell)](https://hackage.haskell.org/package/hit-on)
 [![Stackage Lts](http://stackage.org/package/hit-on/badge/lts)](http://stackage.org/lts/package/hit-on)
 [![Stackage Nightly](http://stackage.org/package/hit-on/badge/nightly)](http://stackage.org/nightly/package/hit-on)
+
 [![MPL-2.0 license](https://img.shields.io/badge/license-MPL--2.0-blue.svg)](LICENSE)
 
 **Kowainik Git Workflow Helper Tool.**
@@ -84,10 +88,6 @@ You need to follow these steps:
      ```shell
         stack install hit-on
      ```
-  * [Nix](https://nixos.org/nix/)
-    ```shell
-       nix-env -f . -i
-    ```
 
 4. Make sure that `hit` is installed:
 

default.nix

@@ -1,31 +0,0 @@
-{ # The git revision here corresponds to the nixpkgs-unstable channel, which at
-  # the time of this writing has GHC 8.6.5 as the default compiler (matching the
-  # one used by stack.yaml). Use https://howoldis.herokuapp.com/ to determine
-  # the current rev.
-  pkgs ? import (builtins.fetchTarball "https://github.com/nixos/nixpkgs/archive/002b853782e.tar.gz") {}
-  # Which GHC compiler to use.
-  # To determine the list of compilers available run:
-  #   nix-env -f "<nixpkgs>" -qaP -A haskell.compiler
-, compiler ? "default"
-}:
-let
-  haskellPackages =
-    if compiler == "default"
-      then pkgs.haskellPackages
-      else pkgs.haskell.packages.${compiler};
-in
-haskellPackages.developPackage {
-  # The path to our cabal project's root directory
-  root = ./.;
-
-  # Haskell packages to override
-  source-overrides = {
-    github = builtins.fetchTarball "https://github.com/phadej/github/archive/cdae698f50f9e6dc1b58d2181672294e2b11dfb3.tar.gz";
-    relude = builtins.fetchTarball "https://github.com/kowainik/relude/archive/55968311244690f5cc8b4484a37a63d988ea2ec4.tar.gz";
-    shellmet = builtins.fetchTarball "https://github.com/kowainik/shellmet/archive/36149eb0eb2b81916a93cdb92f3cb949d2eb9d23.tar.gz";
-  };
-
-  overrides = self: super: with pkgs.haskell.lib; {
-    github = dontCheck super.github;  # `dontCheck` skips running tests on this package
-  };
-}