switch to haskell.nix build infrastructure

default.nix

@@ -0,0 +1,7 @@
+{ pkgs ? import <nixpkgs> (import (builtins.fetchTarball https://github.com/input-output-hk/haskell.nix/archive/master.tar.gz))
+, haskellCompiler ? "ghc865"
+}:
+  pkgs.haskell-nix.cabalProject {
+    src = pkgs.haskell-nix.haskellLib.cleanGit { src = ./.; };
+    ghc = pkgs.buildPackages.pkgs.haskell-nix.compiler.${haskellCompiler};
+  }

shell.nix

@@ -1,96 +1,4 @@
-{ nixpkgs ? import <nixpkgs> {}, compiler ? "default", doBenchmark ? false }:
-
 let
-
+  hsPkgs = import ./default.nix {};
-  inherit (nixpkgs) pkgs;
-
-  servant-rawm = with haskellPackages; callPackage(
-    { mkDerivation, base, bytestring, doctest, filepath, Glob
-    , hspec-wai, http-client, http-media, http-types, lens, resourcet
-    , servant, servant-client, servant-client-core, servant-docs
-    , servant-server, stdenv, tasty, tasty-hspec, tasty-hunit, text
-    , transformers, wai, wai-app-static, warp
-    }:
-    mkDerivation {
-      pname = "servant-rawm";
-      version = "0.3.2.0";
-      sha256 = "2d90c1f6a284673ed28fc617170f191f5ed2f45ffd14e61fe49c575a7f426d04";
-      isLibrary = true;
-      isExecutable = true;
-      libraryHaskellDepends = [
-        base bytestring filepath http-client http-media http-types lens
-        resourcet servant-client servant-client-core servant-docs
-        servant-server wai wai-app-static
-      ];
-      testHaskellDepends = [
-        base bytestring doctest Glob hspec-wai http-client http-media
-        http-types servant servant-client servant-client-core
-        servant-server tasty tasty-hspec tasty-hunit text transformers wai
-        warp
-      ];
-      homepage = "https://github.com/cdepillabout/servant-rawm";
-      description = "Embed a raw 'Application' in a Servant API";
-      license = stdenv.lib.licenses.bsd3;
-    }) {};
-
-  HsYAML = with haskellPackages; callPackage(
-    { mkDerivation, base, bytestring, containers, deepseq, mtl, parsec
-    , QuickCheck, stdenv, tasty, tasty-quickcheck, text
-    }:
-    mkDerivation {
-      pname = "HsYAML";
-      version = "0.2.1.0";
-      sha256 = "60f727d5c90e693ef71df7dcbed8f40b66d2db11375528043e0326749e861f83";
-      isLibrary = true;
-      isExecutable = true;
-      libraryHaskellDepends = [
-        base bytestring containers deepseq mtl parsec text
-      ];
-      testHaskellDepends = [
-        base bytestring containers mtl QuickCheck tasty tasty-quickcheck
-        text
-      ];
-      homepage = "https://github.com/hvr/HsYAML";
-      description = "Pure Haskell YAML 1.2 processor";
-      license = stdenv.lib.licenses.gpl2;
-    }) {};
-
-  f = { mkDerivation, aeson, base, base16-bytestring
-      , base64-bytestring, bytestring, containers, http-api-data
-      , http-types, mtl, network, opaleye, optparse-applicative
-      , postgresql-simple, product-profunctors, profunctors, pureMD5
-      , random-bytestring, servant, servant-server, stdenv
-      , stm, text, time, wai, wai-logger, warp
-      }:
-      mkDerivation {
-        pname = "mateamt";
-        version = "0.0.0.0";
-        src = ./.;
-        isLibrary = true;
-        isExecutable = true;
-        libraryHaskellDepends = [
-          aeson base base16-bytestring base64-bytestring bytestring
-          containers http-api-data http-types mtl opaleye postgresql-simple
-          product-profunctors profunctors pureMD5 random-bytestring servant
-          servant-rawm servant-server stm text time wai wai-logger warp
-        ];
-        executableHaskellDepends = [
-          base base16-bytestring bytestring containers HsYAML mtl network
-          opaleye optparse-applicative postgresql-simple servant
-          servant-server stm text time wai wai-logger warp
-        ];
-        description = "A whole new matemat";
-        license = stdenv.lib.licenses.agpl3;
-      };
-
-  haskellPackages = if compiler == "default"
-                       then pkgs.haskellPackages
-                       else pkgs.haskell.packages.${compiler};
-
-  variant = if doBenchmark then pkgs.haskell.lib.doBenchmark else pkgs.lib.id;
-
-  drv = variant (haskellPackages.callPackage f {});
-
 in
-
+  hsPkgs.mateamt.components.all
-  if pkgs.lib.inNixShell then drv.env else drv