Pure NIX deps replaced with NIXON

NixOS/nixpkgs#17254

Author: kamilchm

default.nix

@@ -13,5 +13,5 @@ buildGoPackage rec {
     go generate ./...
   '';
 
-  goDeps = import ./deps.nix { inherit (pkgs) fetchgit fetchhg fetchbzr fetchsvn; };
+  goDeps = ./deps.nix;
 }

deps.nix

@@ -1,17 +1,18 @@
 # This file was generated by go2nix.
-{ fetchgit, fetchhg, fetchbzr, fetchsvn }:
 [
   {
     goPackagePath = "github.com/Masterminds/vcs";
-    src = fetchgit {
+    fetch = {
+      type = "git";
       url = "https://github.com/Masterminds/vcs";
       rev = "fbe9fb6ad5b5f35b3e82a7c21123cfc526cbf895";
       sha256 = "09rdq8k2smwgy6wdslddcq13wg3lzd4amzpy0f8kd0hlxxvas89c";
     };
   }
   {
     goPackagePath = "github.com/jawher/mow.cli";
-    src = fetchgit {
+    fetch = {
+      type = "git";
       url = "https://github.com/jawher/mow.cli";
       rev = "772320464101e904cd51198160eb4d489be9cc49";
       sha256 = "1a8hnh2k3vc3prjhnz4rjbiwhqq6r3mi18h9cdb6fc6s6yzjc19j";

depsjson2nix.nix

@@ -8,7 +8,8 @@ let
   dep2nix = goDep: with goDep; ''
     {
       goPackagePath = "${goPackagePath}";
-      src = fetch${fetch.type} {
+      fetch = {
+        type = ${fetch.type};
         url = "${fetch.url}";
         rev = "${fetch.rev}";
         sha256 = "${fetch.sha256}";
@@ -22,7 +23,7 @@ let
     external = filter (d: d ? include) deps;
     direct = filter (d: d ? goPackagePath && (length filterPackages == 0 || elem d.goPackagePath filterPackages)) deps;
   in
-    foldl' (p: n: p + n) "{ fetchgit, fetchhg, fetchbzr, fetchsvn }:\n[\n"
+    foldl' (p: n: p + n) "[\n"
     ((map importGodeps (map (d: { depsFile = <nixpkgs> + "/pkgs/development/go-modules/generic/" + d.include; filterPackages = d.packages; }) external)) ++ (map dep2nix direct)) + "]\n";
 
   depsNix = toFile "deps.nix" (importGodeps { depsFile = toPath depsJson; });

templates/default.nix

@@ -17,7 +17,7 @@ buildGoPackage rec {
     sha256 = "[[ .Pkg.Hash ]]";
   };
 
-  goDeps = import ./deps.nix { inherit fetchgit fetchhg fetchbzr fetchsvn; };
+  goDeps = ./deps.nix;
 
   # TODO: add metadata https://nixos.org/nixpkgs/manual/#sec-standard-meta-attributes
   meta = {

templates/deps.nix

@@ -1,10 +1,10 @@
 # This file was generated by go2nix.
-{ fetchgit, fetchhg, fetchbzr, fetchsvn }:
 [
 [[- range . ]]
   {
     goPackagePath = "[[ .GoPackagePath ]]";
-    src = fetch[[ .Fetch.Type ]] {
+    fetch = {
+      type = "[[ .Fetch.Type ]]";
       url = "[[ .Fetch.Url ]]";
       rev = "[[ .Fetch.Rev ]]";
       sha256 = "[[ .Fetch.Sha256 ]]";