nixpkgs/pkgs/development/compilers/elm/default.nix
2015-08-20 21:54:40 -05:00

81 lines
2.9 KiB
Nix

{ lib, stdenv, buildEnv, haskell, nodejs, fetchurl, fetchpatch, makeWrapper }:
let
makeElmStuff = deps:
let json = builtins.toJSON (lib.mapAttrs (name: info: info.version) deps);
cmds = lib.mapAttrsToList (name: info: let
pkg = stdenv.mkDerivation {
name = lib.replaceChars ["/"] ["-"] name + "-${info.version}";
src = fetchurl {
url = "https://github.com/${name}/archive/${info.version}.tar.gz";
meta.homepage = "https://github.com/${name}/";
inherit (info) sha256;
};
phases = [ "unpackPhase" "installPhase" ];
installPhase = ''
mkdir -p $out
cp -r * $out
'';
};
in ''
mkdir -p elm-stuff/packages/${name}
ln -s ${pkg} elm-stuff/packages/${name}/${info.version}
'') deps;
in ''
export HOME=/tmp
mkdir elm-stuff
cat > elm-stuff/exact-dependencies.json <<EOF
${json}
EOF
'' + lib.concatStrings cmds;
hsPkgs = haskell.packages.ghc7102.override {
overrides = self: super:
let hlib = haskell.lib;
elmRelease = import ./packages/release.nix { inherit (self) callPackage; };
elmPkgs' = elmRelease.packages;
elmPkgs = elmPkgs' // {
elm-reactor = hlib.overrideCabal elmPkgs'.elm-reactor (drv: {
buildTools = drv.buildTools or [] ++ [ self.elm-make ];
patches = [ (fetchpatch {
url = "https://github.com/elm-lang/elm-reactor/commit/ca4d91d3fc7c6f72aa802d79fd1563ab5f3c4f2c.patch";
sha256 = "0cjcv5rvrq7v1j8n8w87ljgza522cm32cy4n4rq5ysjq3qnaxwcq";
}) ];
preConfigure = makeElmStuff (import ./packages/elm-reactor-elm.nix);
});
elm-package = hlib.appendPatch elmPkgs'.elm-package (fetchpatch {
url = "https://github.com/elm-lang/elm-package/commit/af517f2ffe15f8ec1d8c38f01ce188bbdefea47a.patch";
sha256 = "1l66i4qssp0mcq8yypcn1ps3n2bskyfiqf0qr8gan6wz3znafpy9";
});
elm-repl = hlib.overrideCabal elmPkgs'.elm-repl (drv: {
doCheck = false;
buildTools = drv.buildTools or [] ++ [ makeWrapper ];
postInstall =
let bins = lib.makeSearchPath "bin" [ nodejs self.elm-make ];
in ''
wrapProgram $out/bin/elm-repl \
--prefix PATH ':' ${bins}
'';
});
};
in elmPkgs // {
inherit elmPkgs;
elmVersion = elmRelease.version;
};
};
in hsPkgs.elmPkgs // {
elm = buildEnv {
name = "elm-${hsPkgs.elmVersion}";
paths = lib.mapAttrsToList (name: pkg: pkg) hsPkgs.elmPkgs;
pathsToLink = [ "/bin" ];
};
}