From 50dd4a6cb2c8003d995459db7c9e8d8eee59cc08 Mon Sep 17 00:00:00 2001
From: Felix Buehler <account@buehler.rocks>
Date: Mon, 16 Aug 2021 22:09:48 +0200
Subject: [PATCH] beam-modules: deprecate phases

---
 pkgs/development/beam-modules/fetch-hex.nix      | 11 ++++++-----
 .../beam-modules/fetch-rebar-deps.nix            | 16 +++++++++++-----
 2 files changed, 17 insertions(+), 10 deletions(-)

diff --git a/pkgs/development/beam-modules/fetch-hex.nix b/pkgs/development/beam-modules/fetch-hex.nix
index 7f84e2360704..35e5036076ff 100644
--- a/pkgs/development/beam-modules/fetch-hex.nix
+++ b/pkgs/development/beam-modules/fetch-hex.nix
@@ -1,21 +1,22 @@
 { lib, stdenv, fetchurl }:
 
-{ pkg, version, sha256
-, meta ? {}
+{ pkg
+, version
+, sha256
+, meta ? { }
 }:
 
 with lib;
 
 stdenv.mkDerivation ({
-  name = "hex-source-${pkg}-${version}";
+  pname = "hex-source-${pkg}";
+  inherit version;
 
   src = fetchurl {
     url = "https://repo.hex.pm/tarballs/${pkg}-${version}.tar";
     inherit sha256;
   };
 
-  phases = [ "unpackPhase" "installPhase" ];
-
   unpackCmd = ''
     tar -xf $curSrc contents.tar.gz
     mkdir contents
diff --git a/pkgs/development/beam-modules/fetch-rebar-deps.nix b/pkgs/development/beam-modules/fetch-rebar-deps.nix
index d858b3d81aff..0cf2c4c6cb0b 100644
--- a/pkgs/development/beam-modules/fetch-rebar-deps.nix
+++ b/pkgs/development/beam-modules/fetch-rebar-deps.nix
@@ -1,27 +1,33 @@
 { lib, stdenv, rebar3 }:
 
-{ name, version, sha256, src
-, meta ? {}
+{ name
+, version
+, sha256
+, src
+, meta ? { }
 }:
 
 with lib;
 
 stdenv.mkDerivation ({
-  name = "rebar-deps-${name}-${version}";
+  pname = "rebar-deps-${name}";
+  inherit version;
 
-  phases = [ "downloadPhase" "installPhase" ];
+  dontUnpack = true;
 
-  downloadPhase = ''
+  prePhases = ''
     cp ${src} .
     HOME='.' DEBUG=1 ${rebar3}/bin/rebar3 get-deps
   '';
 
   installPhase = ''
+    runHook preInstall
     mkdir -p "$out/_checkouts"
     for i in ./_build/default/lib/* ; do
        echo "$i"
        cp -R "$i" "$out/_checkouts"
     done
+    runHook postInstall
   '';
 
   outputHashAlgo = "sha256";