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https://github.com/nmattia/niv.git
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parent
3c7cecd8e6
commit
6bb2a97db7
@ -147,7 +147,10 @@ with rec
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# version from `package.yaml` and create a dummy module that we inject in the
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# `ghci` command.
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niv-devshell = haskellPackages.shellFor {
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buildInputs = [ pkgs.nixpkgs-fmt ];
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buildInputs = [
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pkgs.nixpkgs-fmt
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pkgs.ormolu
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];
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packages = ps: [ ps.niv ];
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shellHook = ''
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repl_for() {
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@ -1,9 +1,14 @@
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{ sources ? import ./sources.nix }:
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let
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ormoluCompiler = "ghc865";
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in
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import sources.nixpkgs {
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overlays = [
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(_: pkgs: { inherit sources; })
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(_: pkgs: { nixpkgs-fmt = import pkgs.sources.nixpkgs-fmt {}; })
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(_: pkgs: { termtosvg = pkgs.callPackage ./termtosvg.nix {}; })
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(import ./haskell-overlay.nix { inherit ormoluCompiler; })
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(_: pkgs: { ormolu = pkgs.haskell.packages."${ormoluCompiler}".ormolu; })
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];
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config = {};
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}
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14
nix/haskell-overlay.nix
Normal file
14
nix/haskell-overlay.nix
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@ -0,0 +1,14 @@
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{ ormoluCompiler }: self: super:
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let
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ormolu = import super.sources.ormolu { pkgs = self; inherit ormoluCompiler; };
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in
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{
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haskell = super.haskell // {
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packages = super.haskell.packages // {
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"${ormolu.ormoluCompiler}" = super.haskell.packages.${ormolu.ormoluCompiler}.override {
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overrides = ormolu.ormoluOverlay;
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};
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};
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};
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}
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@ -23,6 +23,18 @@
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"url": "https://github.com/nix-community/nixpkgs-fmt/archive/2a64f4b6a597d0d62004ffcec3ae4fd83cd1efc8.tar.gz",
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"url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
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},
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"ormolu": {
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"branch": "master",
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"description": "A formatter for Haskell source code",
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"homepage": null,
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"owner": "tweag",
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"repo": "ormolu",
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"rev": "22839ed74c9964578ae3b2af5c693f605ac8a687",
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"sha256": "055z8p8kl80fr50crcvy2djk3qg2x34p8pa7kihxlcj9wrhsijyy",
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"type": "tarball",
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"url": "https://github.com/tweag/ormolu/archive/22839ed74c9964578ae3b2af5c693f605ac8a687.tar.gz",
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"url_template": "https://github.com/<owner>/<repo>/archive/<rev>.tar.gz"
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},
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"termtosvg": {
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"branch": "develop",
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"description": "Record terminal sessions as SVG animations",
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