1 files changed, 16 insertions, 18 deletions
diff --git a/pkgs/development/interpreters/ruby/rubygems.nix b/pkgs/development/interpreters/ruby/rubygems.nix
index f4942b840919..b6ac04808979 100644
--- a/pkgs/development/interpreters/ruby/rubygems.nix
+++ b/pkgs/development/interpreters/ruby/rubygems.nix
@@ -1,37 +1,35 @@
-args @ { makeWrapper, ruby, ... }: with args;
+{ stdenv, lib, fetchurl, makeWrapper, ruby }:
 
-rec {
-  name = "rubygems-" + version;
+stdenv.mkDerivation rec {
+  name = "rubygems-${version}";
   version = "2.4.1";
   src = fetchurl {
     url = "http://production.cf.rubygems.org/rubygems/${name}.tgz";
     sha256 = "0cpr6cx3h74ykpb0cp4p4xg7a8j0bhz3sk271jq69l4mm4zy4h4f";
   };
 
+  patches = [ ./gem_hook.patch ];
+
   buildInputs = [ruby makeWrapper];
-  configureFlags = [];
 
-  doInstall = fullDepEntry (''
+  buildPhase = ":";
+
+  installPhase = ''
     ruby setup.rb --prefix=$out/
+
     wrapProgram $out/bin/gem --prefix RUBYLIB : $out/lib
-    find $out -type f -name "*.rb" | xargs sed -i "s@/usr/bin/env@$(type -p env)@g"
+
+    find $out -type f -name "*.rb" |
+      xargs sed -i "s@/usr/bin/env@$(type -p env)@g"
+
     mkdir -pv $out/nix-support
     cat > $out/nix-support/setup-hook <<EOF
     export RUBYOPT=rubygems
     addToSearchPath RUBYLIB $out/lib
-    EOF'') ["minInit" "addInputs" "doUnpack" "defEnsureDir"];
-
-  /* doConfigure should be specified separately */
-  phaseNames = ["doPatch" "doInstall"];
+    EOF
+  '';
 
   meta = {
-    description = "Ruby gems package collection";
-    longDescription = ''
-      Nix can create nix packages from gems.
-
-      To use it by installing gem-nix package.
-    '';
+    description = "A package management framework for Ruby";
   };
-
-  patches = [ ./gem_hook.patch ];
 }