update shell

shell.nix

@@ -1,125 +1,20 @@
-{ nixpkgs ? import <nixpkgs> {}, compiler ? "default", doBenchmark ? false }:
+{ pkgs ? import <nixpkgs> {}}:
 
 let
-
+  # create a modified haskell package set with my package inside it and broken dependencies
-  inherit (nixpkgs) pkgs;
+  # jailbroken.
-
+  hpkgs = pkgs.haskellPackages.override {
-  mateamt =
+    overrides = hself: hsuper: {
-    haskellPackages.callPackage(
+      matebeamter = hself.callCabal2nix "matebeamter" (gitignore ./.) {};
-      { mkDerivation, aeson, base, base16-bytestring, base64-bytestring
+      mateamt = hself.callCabal2nix "mateamt" (gitignore ../mateamt) {};
-      , bytestring, case-insensitive, clock, containers, HsYAML
+      i18n = with pkgs.haskell.lib;
-      , http-api-data, http-types, iproute, mtl, network, opaleye
+        doJailbreak (unmarkBroken (dontCheck hsuper.i18n));
-      , optparse-applicative, postgresql-simple
+      pg-transact = with pkgs.haskell.lib;
-      , postgresql-simple-migration, product-profunctors, profunctors
+        doJailbreak (unmarkBroken (dontCheck hsuper.pg-transact));
-      , pureMD5, random-bytestring, servant, servant-rawm, servant-server
+      token-bucket = with pkgs.haskell.lib;
-      , stdenv, stm, text, time, wai, wai-logger, wai-middleware-throttle
+        doJailbreak (unmarkBroken (dontCheck hsuper.token-bucket));
-      , warp
-      }:
-      mkDerivation {
-        pname = "mateamt";
-        version = "0.0.0.0";
-        src = ../mateamt;
-        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 case-insensitive clock containers
-          HsYAML iproute mtl network opaleye optparse-applicative
-          postgresql-simple postgresql-simple-migration servant
-          servant-server stm text time wai wai-logger wai-middleware-throttle
-          warp
-        ];
-        description = "A whole new matemat";
-        license = stdenv.lib.licenses.agpl3;
-      }
-    ) {};
-
-  HsYAML =
-    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;
-      }) {};
-
-  i18n = 
-    haskellPackages.callPackage(
-      { mkDerivation, base, containers, directory, filepath, hspec, mtl
-      , parsec, stdenv, tasty, tasty-hspec, text, transformers
-      }:
-      mkDerivation {
-        pname = "i18n";
-        version = "0.4.0.0";
-        sha256 = "7e0df375883fb3428b0cd20aac1163ea38de80fd3499ec3007979b36fe2f93fa";
-        revision = "1";
-        editedCabalFile = "1sxiifn4m17294inyb4q7isbdd3s77zpqxafghpbfkz5hkrv0xxg";
-        libraryHaskellDepends = [
-          base containers directory filepath mtl parsec text transformers
-        ];
-        testHaskellDepends = [
-          base containers hspec tasty tasty-hspec text
-        ];
-        doCheck = false;
-        homepage = "https://github.com/filib/i18n";
-        description = "Internationalization for Haskell";
-        license = stdenv.lib.licenses.bsd3;
-      }
-    ) {};
-
-    f = { mkDerivation, aeson, base, base64-bytestring, blaze-html
-      , blaze-markup, bytestring, cookie, cryptonite, either, hashable
-      , http-api-data, http-client, http-types
-      , mtl, optparse-applicative, random-bytestring, servant
-      , servant-blaze, servant-client, servant-client-core, servant-rawm
-      , servant-server, split, stdenv, stm, text, wai, wai-app-static
-      , wai-logger, wai-session, warp
-      }:
-      mkDerivation {
-        pname = "matebeamter";
-        version = "0.0.0.0";
-        src = ./.;
-        isLibrary = false;
-        isExecutable = true;
-        executableHaskellDepends = [
-          aeson base base64-bytestring blaze-html blaze-markup bytestring
-          cookie cryptonite either hashable HsYAML http-api-data http-client
-          http-types i18n mateamt mtl optparse-applicative random-bytestring
-          servant servant-blaze servant-client servant-client-core
-          servant-rawm servant-server split stm text wai wai-app-static
-          wai-logger wai-session warp
-        ];
-        description = "A reference frontent to mateamt";
-        license = stdenv.lib.licenses.agpl3;
     };
-
+  };
-  haskellPackages = if compiler == "default"
+  gitignore = dir: pkgs.nix-gitignore.gitignoreSource [] dir;
-                       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
-
+  hpkgs.matebeamter.env
-  if pkgs.lib.inNixShell then drv.env else drv