Merge branch 'master' into improved-make-overridable

pkgs/development/beam-modules/default.nix

@@ -15,6 +15,8 @@ let
         inherit callPackage erlang;
         beamPackages = self;
 
+        hexRegistrySnapshot = callPackage ./hex-registry-snapshot.nix { };
+
         rebar = callPackage ../tools/build-managers/rebar { };
         rebar3-open = callPackage ../tools/build-managers/rebar3 {
           hermeticRebar3 = false;
@@ -23,7 +25,10 @@ let
           hermeticRebar3 = true;
         };
 
-        hexRegistrySnapshot = callPackage ./hex-registry-snapshot.nix { };
+        # rebar3 port compiler plugin is required by buildRebar3
+        pc_1_6_0 = callPackage ./pc {};
+        pc = pc_1_6_0;
+
         fetchHex = callPackage ./fetch-hex.nix { };
 
         buildRebar3 = callPackage ./build-rebar3.nix {};
@@ -52,12 +57,35 @@ let
         lfe = lfe_1_2;
         lfe_1_2 = lib.callLFE ../interpreters/lfe/1.2.nix { inherit erlang buildRebar3 buildHex; };
 
-        # Non hex packages
+        # We list all base hex packages for beam tooling explicitly to ensure
+        # tha the tooling does not break during hex-packages.nix updates.
+        erlware_commons_1_0_0 = buildHex {
+          name    = "erlware_commons";
+          version = "1.0.0";
+          sha256 = "0wkphbrjk19lxdwndy92v058qwcaz13bcgdzp33h21aa7vminzx7";
+          beamDeps = [ cf_0_2_2 ];
+        };
+        cf_0_2_2 = buildHex {
+          name = "cf";
+          version = "0.2.2";
+          sha256 = "08cvy7skn5d2k4manlx5k3anqgjdvajjhc5jwxbaszxw34q3na28";
+        };
+        getopt_0_8_2 = buildHex {
+          name = "getopt";
+          version = "0.8.2";
+          sha256 = "1xw30h59zbw957cyjd8n50hf9y09jnv9dyry6x3avfwzcyrnsvkk";
+        };
+
+        # Non hex packages. Examples how to build Rebar/Mix packages with and
+        # without helper functions buildRebar3 and buildMix.
         hex = callPackage ./hex {};
         webdriver = callPackage ./webdriver {};
-
-        hex2nix = callPackage ../tools/erlang/hex2nix {};
-        cuter = callPackage ../tools/erlang/cuter {};
         relxExe = callPackage ../tools/erlang/relx-exe {};
+
+        # The tool used to upgrade hex-packages.nix.
+        hex2nix = callPackage ../tools/erlang/hex2nix {};
+
+        # An example of Erlang/C++ package.
+        cuter = callPackage ../tools/erlang/cuter {};
       };
 in makeExtensible packages