Sketch Synthesizer Nix Expressions

shell.nix

with import <nixpkgs> {};

let
  sketch-backend = callPackage ./sketch-backend.nix {};
  sketch-frontend = callPackage ./sketch-frontend.nix { sketch-backend = sketch-backend; };
in
mkShell {
  buildInputs = [ sketch-backend sketch-frontend ];
}

sketch-backend.nix

{ stdenv, fetchurl
, bison, flex
}:

stdenv.mkDerivation rec {
  name = "sketch-backend-v${version}";
  version = "1.7.5";

  src = fetchurl {
    url = "https://people.csail.mit.edu/asolar/sketch-${version}.tar.gz";
    sha256 = "0cbx1svx94h7qgcvcc8hisq6dbjs8bh8xq0zbyly66sc3bsc70l4";
  };

  buildInputs = [ bison flex ];

  preConfigure = ''
    cd sketch-backend
  '';
}

sketch-frontend.nix

{ stdenv, fetchurl
, openjdk
, sketch-backend
}:

stdenv.mkDerivation rec {
  name = "sketch-frontend-v${version}";
  version = "1.7.5";

  src = fetchurl {
    url = "https://people.csail.mit.edu/asolar/sketch-${version}.tar.gz";
    sha256 = "0cbx1svx94h7qgcvcc8hisq6dbjs8bh8xq0zbyly66sc3bsc70l4";
  };

  buildInputs = [ sketch-backend openjdk ];

  preConfigure = ''
    cd sketch-frontend
  '';
  
  installPhase = ''
    mkdir -p $out/bin
    install -m 644 *jar "$out/bin" && install -m 755 sketch "$out/bin"
  '';
}