63 lines
2.3 KiB
Nix
63 lines
2.3 KiB
Nix
{ lib
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, stdenv
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, supportedGhcVersions ? [ "90" ]
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, dynamic ? true
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, haskellPackages
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, haskell
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}:
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#
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# The recommended way to override this package is
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#
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# pkgs.haskell-language-server.override { supportedGhcVersions = [ "90" "92"]; }
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#
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# for example. Read more about this in the haskell-language-server section of the nixpkgs manual.
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#
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let
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inherit (lib) concatStringsSep concatMapStringsSep take splitString pipe optionals;
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inherit (haskell.lib.compose) justStaticExecutables overrideCabal enableCabalFlag disableCabalFlag;
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getPackages = version: haskell.packages."ghc${version}";
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tunedHls = hsPkgs:
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lib.pipe hsPkgs.haskell-language-server ([
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(haskell.lib.compose.overrideCabal (old: {
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enableSharedExecutables = dynamic;
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${if !dynamic then "postInstall" else null} = ''
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${old.postInstall or ""}
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remove-references-to -t ${hsPkgs.ghc} $out/bin/haskell-language-server
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'';
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}))
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((if dynamic then enableCabalFlag else disableCabalFlag) "dynamic")
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] ++ optionals (!dynamic) [
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justStaticExecutables
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]);
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targets = version:
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let packages = getPackages version;
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in [
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"haskell-language-server-${packages.ghc.version}"
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];
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makeSymlinks = version:
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concatMapStringsSep "\n" (x:
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"ln -s ${
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tunedHls (getPackages version)
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}/bin/haskell-language-server $out/bin/${x}") (targets version);
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pkg = tunedHls haskellPackages;
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in stdenv.mkDerivation {
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pname = "haskell-language-server";
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version = haskellPackages.haskell-language-server.version;
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buildCommand = ''
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mkdir -p $out/bin
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ln -s ${pkg}/bin/haskell-language-server $out/bin/haskell-language-server
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ln -s ${pkg}/bin/haskell-language-server-wrapper $out/bin/haskell-language-server-wrapper
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${concatMapStringsSep "\n" makeSymlinks supportedGhcVersions}
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'';
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meta = haskellPackages.haskell-language-server.meta // {
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maintainers = [ lib.maintainers.maralorn ];
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longDescription = ''
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This package provides haskell-language-server, haskell-language-server-wrapper, ${
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concatMapStringsSep ", " (x: concatStringsSep ", " (targets x))
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supportedGhcVersions
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}.
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You can choose for which ghc versions to install hls with pkgs.haskell-language-server.override { supportedGhcVersions = [ "90" "92" ]; }.
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'';
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};
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}
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