emacsPackages.cedille: cosmetic cleanup

pkgs/applications/editors/emacs/elisp-packages/cedille/default.nix

@@ -1,30 +1,33 @@
-{ stdenv, cedille, emacs }:
+{ stdenv
+, cedille
+, emacs
+}:
 
 stdenv.mkDerivation {
   pname = "cedille-mode";
-  version = cedille.version;
 
-  src = cedille.src;
+  inherit (cedille) version src;
 
   buildInputs = [ emacs ];
 
   dontBuild = true;
 
   installPhase = ''
+    runHook preInstall
+
     install -d $out/share/emacs/site-lisp
     install se-mode/*.el se-mode/*.elc $out/share/emacs/site-lisp
     install cedille-mode/*.el cedille-mode/*.elc $out/share/emacs/site-lisp
     install *.el *.elc $out/share/emacs/site-lisp
     substituteInPlace $out/share/emacs/site-lisp/cedille-mode.el \
-      --replace /usr/bin/cedille ${cedille}/bin/cedille \
+      --replace /usr/bin/cedille ${cedille}/bin/cedille
 
+    runHook postInstall
   '';
 
   meta = {
+    inherit (cedille.meta)
+      homepage license maintainers platforms;
     description = "Emacs major mode for Cedille";
-    homepage    = cedille.meta.homepage;
-    license     = cedille.meta.license ;
-    platforms   = cedille.meta.platforms;
-    maintainers = cedille.meta.maintainers;
   };
 }