brotli: cleanup

pkgs/tools/compression/brotli/default.nix

@@ -1,4 +1,8 @@
-{ lib, stdenv, fetchFromGitHub, cmake, fetchpatch
+{ lib
+, stdenv
+, fetchFromGitHub
+, cmake
+, fetchpatch
 , staticOnly ? stdenv.hostPlatform.isStatic
 }:
 
@@ -11,7 +15,7 @@ stdenv.mkDerivation rec {
   src = fetchFromGitHub {
     owner = "google";
     repo = "brotli";
-    rev = "v" + version;
+    rev = "v${version}";
     sha256 = "z6Dhrabav1MDQ4rAcXaDv0aN+qOoh9cvoXZqEWBB13c=";
   };
 
@@ -24,8 +28,7 @@ stdenv.mkDerivation rec {
     sha256 = "sOeXNVsCaBSD9i82GRUDrkyreGeQ7qaJWjjy/uLL0/0=";
   });
 
-  cmakeFlags = []
-    ++ lib.optional staticOnly "-DBUILD_SHARED_LIBS=OFF";
+  cmakeFlags = lib.optional staticOnly "-DBUILD_SHARED_LIBS=OFF";
 
   outputs = [ "out" "dev" "lib" ];
 
@@ -36,13 +39,13 @@ stdenv.mkDerivation rec {
   # This breaks on Darwin because our cmake hook tries to make a build folder
   # and the wonderful bazel BUILD file is already there (yay case-insensitivity?)
   prePatch = ''
-      rm BUILD
+    rm BUILD
 
-      # Upstream fixed this reference to runtime-path after the release
-      # and with this references g++ complains about invalid option -R
-      sed -i 's/ -R''${libdir}//' scripts/libbrotli*.pc.in
-      cat scripts/libbrotli*.pc.in
-    '';
+    # Upstream fixed this reference to runtime-path after the release
+    # and with this references g++ complains about invalid option -R
+    sed -i 's/ -R''${libdir}//' scripts/libbrotli*.pc.in
+    cat scripts/libbrotli*.pc.in
+  '';
 
   # Don't bother with "man" output for now,
   # it currently only makes the manpages hard to use.
@@ -53,10 +56,8 @@ stdenv.mkDerivation rec {
   '';
 
   meta = with lib; {
-    inherit (src.meta) homepage;
-
+    homepage = "https://github.com/google/brotli";
     description = "A generic-purpose lossless compression algorithm and tool";
-
     longDescription =
       ''  Brotli is a generic-purpose lossless compression algorithm that
           compresses data using a combination of a modern variant of the LZ77
@@ -69,7 +70,6 @@ stdenv.mkDerivation rec {
           in the following internet draft:
           http://www.ietf.org/id/draft-alakuijala-brotli
       '';
-
     license = licenses.mit;
     maintainers = with maintainers; [ freezeboy ];
     platforms = platforms.all;