treewide: editorconfig fixes

- remove trailing whitespace
- use spaces for indentation

70 files changed, 104 insertions, 104 deletions

diff --git a/pkgs/development/compilers/ghc/8.10.1.nix b/pkgs/development/compilers/ghc/8.10.1.nix
index 42eb994b8fe2c..ce963e1c27518 100644
--- a/pkgs/development/compilers/ghc/8.10.1.nix
+++ b/pkgs/development/compilers/ghc/8.10.1.nix
@@ -194,7 +194,7 @@ stdenv.mkDerivation (rec {
   strictDeps = true;
 
   # Don’t add -liconv to LDFLAGS automatically so that GHC will add it itself.
-	dontAddExtraLibs = true;
+  dontAddExtraLibs = true;
 
   nativeBuildInputs = [
     perl autoconf automake m4 python3 sphinx
diff --git a/pkgs/development/compilers/ghc/8.8.2.nix b/pkgs/development/compilers/ghc/8.8.2.nix
index fbb75637df652..8663f16f023f7 100644
--- a/pkgs/development/compilers/ghc/8.8.2.nix
+++ b/pkgs/development/compilers/ghc/8.8.2.nix
@@ -189,7 +189,7 @@ stdenv.mkDerivation (rec {
   strictDeps = true;
 
   # Don’t add -liconv to LDFLAGS automatically so that GHC will add it itself.
-	dontAddExtraLibs = true;
+  dontAddExtraLibs = true;
 
   nativeBuildInputs = [
     perl autoconf automake m4 python3 sphinx
diff --git a/pkgs/development/compilers/ghc/8.8.3.nix b/pkgs/development/compilers/ghc/8.8.3.nix
index 538655a0d056a..deb19bb87b520 100644
--- a/pkgs/development/compilers/ghc/8.8.3.nix
+++ b/pkgs/development/compilers/ghc/8.8.3.nix
@@ -194,7 +194,7 @@ stdenv.mkDerivation (rec {
   strictDeps = true;
 
   # Don’t add -liconv to LDFLAGS automatically so that GHC will add it itself.
-	dontAddExtraLibs = true;
+  dontAddExtraLibs = true;
 
   nativeBuildInputs = [
     perl autoconf automake m4 python3 sphinx
diff --git a/pkgs/development/compilers/ghc/8.8.4.nix b/pkgs/development/compilers/ghc/8.8.4.nix
index e69766bccdaaa..c1b39a70e3829 100644
--- a/pkgs/development/compilers/ghc/8.8.4.nix
+++ b/pkgs/development/compilers/ghc/8.8.4.nix
@@ -198,7 +198,7 @@ stdenv.mkDerivation (rec {
   strictDeps = true;
 
   # Don’t add -liconv to LDFLAGS automatically so that GHC will add it itself.
-	dontAddExtraLibs = true;
+  dontAddExtraLibs = true;
 
   nativeBuildInputs = [
     perl autoconf automake m4 python3 sphinx
diff --git a/pkgs/development/compilers/ghc/head.nix b/pkgs/development/compilers/ghc/head.nix
index 6f9f577743f5e..c203f5cf19ced 100644
--- a/pkgs/development/compilers/ghc/head.nix
+++ b/pkgs/development/compilers/ghc/head.nix
@@ -203,7 +203,7 @@ stdenv.mkDerivation (rec {
   strictDeps = true;
 
   # Don’t add -liconv to LDFLAGS automatically so that GHC will add it itself.
-	dontAddExtraLibs = true;
+  dontAddExtraLibs = true;
 
   nativeBuildInputs = [
     perl autoconf autoreconfHook automake m4 python3 sphinx
diff --git a/pkgs/development/compilers/manticore/default.nix b/pkgs/development/compilers/manticore/default.nix
index 8d2ad8e6bbc56..1919f99980586 100644
--- a/pkgs/development/compilers/manticore/default.nix
+++ b/pkgs/development/compilers/manticore/default.nix
@@ -5,7 +5,7 @@ let
 in stdenv.mkDerivation {
   pname = "manticore";
   version = "2019.12.03";
- 
+
   src = fetchFromGitHub {
     owner = "ManticoreProject";
     repo = "manticore";
@@ -14,9 +14,9 @@ in stdenv.mkDerivation {
   };
 
   enableParallelBuilding = false;
- 
+
   nativeBuildInputs = [ autoreconfHook ];
-  
+
   buildInputs = [ coreutils smlnj ];
 
   autoreconfFlags = "-Iconfig -vfi";
@@ -28,8 +28,8 @@ in stdenv.mkDerivation {
     mv source repo_checkout
     cd repo_checkout
     chmod u+w . -R
-  ''; 
-  
+  '';
+
   postPatch = ''
     patchShebangs .
     substituteInPlace configure.ac --replace 'MANTICORE_ROOT=`pwd`' 'MANTICORE_ROOT=$out/repo_checkout'
@@ -40,14 +40,14 @@ in stdenv.mkDerivation {
   meta = {
     description = "A parallel, pure variant of Standard ML";
 
-    longDescription = '' 
+    longDescription = ''
       Manticore is a high-level parallel programming language aimed at
       general-purpose applications running on multi-core
       processors. Manticore supports parallelism at multiple levels:
       explicit concurrency and coarse-grain parallelism via CML-style
       constructs and fine-grain parallelism via various light-weight
       notations, such as parallel tuple expressions and NESL/Nepal-style
-      parallel array comprehensions.  
+      parallel array comprehensions.
     '';
 
     homepage = "http://manticore.cs.uchicago.edu/";
diff --git a/pkgs/development/compilers/ocaml/3.11.2.nix b/pkgs/development/compilers/ocaml/3.11.2.nix
index 946013562c229..8c9a6ef07fa28 100644
--- a/pkgs/development/compilers/ocaml/3.11.2.nix
+++ b/pkgs/development/compilers/ocaml/3.11.2.nix
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
     [ (fetchurl {
         name = "0007-Fix-ocamlopt-w.r.t.-binutils-2.21.patch";
         url = "http://caml.inria.fr/mantis/file_download.php?file_id=418&type=bug";
-	sha256 = "612a9ac108bbfce2238aa5634123da162f0315dedb219958be705e0d92dcdd8e";
+        sha256 = "612a9ac108bbfce2238aa5634123da162f0315dedb219958be705e0d92dcdd8e";
       })
     ];
 
diff --git a/pkgs/development/idris-modules/tparsec.nix b/pkgs/development/idris-modules/tparsec.nix
index 84f88e1598bb6..ce040bebe3552 100644
--- a/pkgs/development/idris-modules/tparsec.nix
+++ b/pkgs/development/idris-modules/tparsec.nix
@@ -8,7 +8,7 @@ build-idris-package  {
   version = "2020-02-11";
 
   ipkgName = "TParsec";
-  
+
   idrisDeps = [ contrib ];
 
   src = fetchFromGitHub {
diff --git a/pkgs/development/libraries/SDL_Pango/default.nix b/pkgs/development/libraries/SDL_Pango/default.nix
index 56ffbfe34d288..f5191a116c97e 100644
--- a/pkgs/development/libraries/SDL_Pango/default.nix
+++ b/pkgs/development/libraries/SDL_Pango/default.nix
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
     sha256 = "197baw1dsg0p4pljs5k0fshbyki00r4l49m1drlpqw6ggawx6xbz";
   };
 
-  patches = [ 
+  patches = [
     (fetchpatch {
       url = "https://sources.debian.org/data/main/s/sdlpango/0.1.2-6/debian/patches/api_additions.patch";
       sha256 = "00p5ry5gd3ixm257p9i2c4jg0qj8ipk8nf56l7c9fma8id3zxyld";
diff --git a/pkgs/development/libraries/biblesync/default.nix b/pkgs/development/libraries/biblesync/default.nix
index 39591a3a05f44..5286359b9461a 100644
--- a/pkgs/development/libraries/biblesync/default.nix
+++ b/pkgs/development/libraries/biblesync/default.nix
@@ -28,7 +28,7 @@ stdenv.mkDerivation rec {
       navigation, and handling of incoming packets.
     '';
     license = licenses.publicDomain;
-    maintainers = [ maintainers.AndersonTorres ]; 
+    maintainers = [ maintainers.AndersonTorres ];
     platforms = stdenv.lib.platforms.linux;
   };
 }
diff --git a/pkgs/development/libraries/boost/1.71.nix b/pkgs/development/libraries/boost/1.71.nix
index f66bd4cd6fb1c..7b128e25bb608 100644
--- a/pkgs/development/libraries/boost/1.71.nix
+++ b/pkgs/development/libraries/boost/1.71.nix
@@ -5,7 +5,7 @@ callPackage ./generic.nix (args // rec {
 
   src = fetchurl {
     #url = "mirror://sourceforge/boost/boost_1_71_0.tar.bz2";
-    urls = [ 
+    urls = [
       "mirror://sourceforge/boost/boost_1_71_0.tar.bz2"
       "https://dl.bintray.com/boostorg/release/1.71.0/source/boost_1_71_0.tar.bz2"
     ];
diff --git a/pkgs/development/libraries/capstone/default.nix b/pkgs/development/libraries/capstone/default.nix
index b9cf52d62edde..1e51822703590 100644
--- a/pkgs/development/libraries/capstone/default.nix
+++ b/pkgs/development/libraries/capstone/default.nix
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
 
   installPhase = (stdenv.lib.optionalString stdenv.isDarwin "HOMEBREW_CAPSTONE=1 ")
     + "PREFIX=$out ./make.sh install";
-  
+
   nativeBuildInputs = [
     pkg-config
   ];
diff --git a/pkgs/development/libraries/classads/default.nix b/pkgs/development/libraries/classads/default.nix
index f2377a59e7b28..68706c7b8d191 100644
--- a/pkgs/development/libraries/classads/default.nix
+++ b/pkgs/development/libraries/classads/default.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation {
   configureFlags = [
     "--enable-namespace" "--enable-flexible-member"
   ];
-  
+
   meta = {
     homepage = "http://www.cs.wisc.edu/condor/classad/";
     description = "The Classified Advertisements library provides a generic means for matching resources";
diff --git a/pkgs/development/libraries/cminpack/default.nix b/pkgs/development/libraries/cminpack/default.nix
index 3b2d748a8366f..34678d9b37d78 100644
--- a/pkgs/development/libraries/cminpack/default.nix
+++ b/pkgs/development/libraries/cminpack/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation rec {
   name = "cminpack-1.3.6";
-  
+
   src = fetchurl {
     url = "http://devernay.free.fr/hacks/cminpack/${name}.tar.gz";
     sha256 = "17yh695aim508x1kn9zf6g13jxwk3pi3404h5ix4g5lc60hzs1rw";
diff --git a/pkgs/development/libraries/concurrencykit/default.nix b/pkgs/development/libraries/concurrencykit/default.nix
index a54bc75478224..d5d9aa75e8906 100644
--- a/pkgs/development/libraries/concurrencykit/default.nix
+++ b/pkgs/development/libraries/concurrencykit/default.nix
@@ -8,7 +8,7 @@ stdenv.mkDerivation rec {
     url    = "http://concurrencykit.org/releases/ck-${version}.tar.gz";
     sha256 = "1pv21p7sjwwmbs2xblpy1lqk53r2i212yrqyjlr5dr3rlv87vqnp";
   };
-  
+
   #Deleting this line causes "Unknown option --disable-static"
   configurePhase = "./configure --prefix=$out";
 
diff --git a/pkgs/development/libraries/dotnetfx35/default.nix b/pkgs/development/libraries/dotnetfx35/default.nix
index e1c59846aec53..68569b516a9b6 100644
--- a/pkgs/development/libraries/dotnetfx35/default.nix
+++ b/pkgs/development/libraries/dotnetfx35/default.nix
@@ -12,12 +12,12 @@ in
       ln -s $src/MSBuild.exe $out/bin
     '';
   };
-  
+
   assembly20Path = "/cygdrive/c/WINDOWS/Microsoft.NET/Framework/v2.0.50727";
-  
+
   wcfPath = "/cygdrive/c/WINDOWS/Microsoft.NET/Framework/v3.0/WINDOW~1";
-  
+
   referenceAssembly30Path = "/cygdrive/c/PROGRA~1/REFERE~1/Microsoft/Framework/v3.0";
-  
+
   referenceAssembly35Path = "/cygdrive/c/PROGRA~1/REFERE~1/Microsoft/Framework/v3.5";
 }
diff --git a/pkgs/development/libraries/dotnetfx40/default.nix b/pkgs/development/libraries/dotnetfx40/default.nix
index 701464071d032..1ffc10cfc6056 100644
--- a/pkgs/development/libraries/dotnetfx40/default.nix
+++ b/pkgs/development/libraries/dotnetfx40/default.nix
@@ -12,12 +12,12 @@ in
       ln -s $src/MSBuild.exe $out/bin
     '';
   };
-  
+
   assembly20Path = "/cygdrive/c/WINDOWS/Microsoft.NET/Framework/v2.0.50727";
-  
+
   wcfPath = "/cygdrive/c/WINDOWS/Microsoft.NET/Framework/v3.0/WINDOW~1";
-  
+
   referenceAssembly30Path = "/cygdrive/c/PROGRA~1/REFERE~1/Microsoft/Framework/v3.0";
-  
+
   referenceAssembly35Path = "/cygdrive/c/PROGRA~1/REFERE~1/Microsoft/Framework/v3.5";
 }
diff --git a/pkgs/development/libraries/elf-header/default.nix b/pkgs/development/libraries/elf-header/default.nix
index c1764e83c3039..72166bb38ce99 100644
--- a/pkgs/development/libraries/elf-header/default.nix
+++ b/pkgs/development/libraries/elf-header/default.nix
@@ -35,9 +35,9 @@ stdenvNoCC.mkDerivation {
     outputsToInstall = [ "out" ];
     description = "The datastructures of ELF according to the target platform's libc";
     longDescription = ''
-	  The Executable and Linkable Format (ELF, formerly named Extensible Linking
-	  Format), is usually defined in a header like this.
-	'';
+      The Executable and Linkable Format (ELF, formerly named Extensible Linking
+      Format), is usually defined in a header like this.
+    '';
     platforms = lib.platforms.all;
     maintainers = [ lib.maintainers.ericson2314 ];
   };
diff --git a/pkgs/development/libraries/fastpbkdf2/default.nix b/pkgs/development/libraries/fastpbkdf2/default.nix
index 59056a9b9a37b..eb5cb25162091 100644
--- a/pkgs/development/libraries/fastpbkdf2/default.nix
+++ b/pkgs/development/libraries/fastpbkdf2/default.nix
@@ -2,14 +2,14 @@
 
 stdenv.mkDerivation {
   name = "fastpbkdf2-1.0.0";
-  
+
   src = fetchFromGitHub {
     owner = "ctz";
     repo = "fastpbkdf2";
     rev = "v1.0.0";
     sha256 = "09ax0h4ik3vhvp3s98lic93l3g9f4v1jkr5k6z4g1lvm7s3lrha2";
   };
-  
+
   buildInputs = [ openssl ];
 
   preBuild = ''
diff --git a/pkgs/development/libraries/frame/default.nix b/pkgs/development/libraries/frame/default.nix
index 30a97b0152821..76549e728ebb6 100644
--- a/pkgs/development/libraries/frame/default.nix
+++ b/pkgs/development/libraries/frame/default.nix
@@ -9,7 +9,7 @@ stdenv.mkDerivation rec {
     sha256 = "bc2a20cd3ac1e61fe0461bd3ee8cb250dbcc1fa511fad0686d267744e9c78f3a";
   };
 
-  buildInputs = [ 
+  buildInputs = [
     stdenv pkg-config
   ] ++ stdenv.lib.optionals enableX11 [xorg.xorgserver xorg.libX11 xorg.libXext xorg.libXi];
 
diff --git a/pkgs/development/libraries/glfw/2.x.nix b/pkgs/development/libraries/glfw/2.x.nix
index e749ca733daaf..ca65315e1cba2 100644
--- a/pkgs/development/libraries/glfw/2.x.nix
+++ b/pkgs/development/libraries/glfw/2.x.nix
@@ -19,9 +19,9 @@ stdenv.mkDerivation rec {
     make x11-dist-install PREFIX=$out
     mv $out/lib/libglfw.so $out/lib/libglfw.so.2
     ln -s libglfw.so.2 $out/lib/libglfw.so
-  ''; 
-  
-  meta = with stdenv.lib; { 
+  '';
+
+  meta = with stdenv.lib; {
     description = "Multi-platform library for creating OpenGL contexts and managing input, including keyboard, mouse, joystick and time";
     homepage = "http://glfw.sourceforge.net/";
     license = licenses.zlib;
diff --git a/pkgs/development/libraries/hyperscan/default.nix b/pkgs/development/libraries/hyperscan/default.nix
index 18e028b70caa0..3ab52165b7891 100644
--- a/pkgs/development/libraries/hyperscan/default.nix
+++ b/pkgs/development/libraries/hyperscan/default.nix
@@ -53,7 +53,7 @@ stdenv.mkDerivation rec {
 
       Hyperscan uses hybrid automata techniques to allow simultaneous
       matching of large numbers (up to tens of thousands) of regular
-      expressions and for the matching of regular expressions across 
+      expressions and for the matching of regular expressions across
       streams of data.
 
       Hyperscan is typically used in a DPI library stack.
diff --git a/pkgs/development/libraries/jabcode/default.nix b/pkgs/development/libraries/jabcode/default.nix
index c875e4a394357..36c4c8c61c535 100644
--- a/pkgs/development/libraries/jabcode/default.nix
+++ b/pkgs/development/libraries/jabcode/default.nix
@@ -3,7 +3,7 @@
 , lib
 , subproject ? "library" # one of "library", "reader" or  "writer"
 , zlib, libpng, libtiff
-, jabcode 
+, jabcode
 }:
 let
   subdir = lib.getAttr subproject {
diff --git a/pkgs/development/libraries/java/geoipjava/default.nix b/pkgs/development/libraries/java/geoipjava/default.nix
index 6d4dfbfe61c6d..fd4bfb2970681 100644
--- a/pkgs/development/libraries/java/geoipjava/default.nix
+++ b/pkgs/development/libraries/java/geoipjava/default.nix
@@ -7,7 +7,7 @@ stdenv.mkDerivation {
     sha256 = "1gb2d0qvvq7xankz7l7ymbr3qprwk9bifpy4hlgw0sq4i6a55ypd";
   };
   buildInputs = [ jdk unzip ];
-  buildPhase = 
+  buildPhase =
     ''
       cd source
       javac $(find . -name \*.java)
diff --git a/pkgs/development/libraries/jemalloc/jemalloc450.nix b/pkgs/development/libraries/jemalloc/jemalloc450.nix
index d328ab8016a18..85b4fb100f742 100644
--- a/pkgs/development/libraries/jemalloc/jemalloc450.nix
+++ b/pkgs/development/libraries/jemalloc/jemalloc450.nix
@@ -1,4 +1,4 @@
 import ./common.nix {
   version = "4.5.0";
   sha256 = "10373xhpc10pgmai9fkc1z0rs029qlcb3c0qfnvkbwdlcibdh2cl";
-} 
+}
diff --git a/pkgs/development/libraries/levmar/default.nix b/pkgs/development/libraries/levmar/default.nix
index e8ef17081c9fa..7cf6329a77e66 100644
--- a/pkgs/development/libraries/levmar/default.nix
+++ b/pkgs/development/libraries/levmar/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl }:
-        
+
 stdenv.mkDerivation rec {
   name = "levmar-2.6";
 
@@ -19,7 +19,7 @@ stdenv.mkDerivation rec {
     cp liblevmar.a $out/lib
   '';
 
-  meta = { 
+  meta = {
     description = "ANSI C implementations of Levenberg-Marquardt, usable also from C++";
     homepage = "https://www.ics.forth.gr/~lourakis/levmar/";
     license = stdenv.lib.licenses.gpl2Plus;
diff --git a/pkgs/development/libraries/lib3ds/default.nix b/pkgs/development/libraries/lib3ds/default.nix
index 406b61e439384..39e3e2e660fbf 100644
--- a/pkgs/development/libraries/lib3ds/default.nix
+++ b/pkgs/development/libraries/lib3ds/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl, unzip }:
-        
+
 stdenv.mkDerivation rec {
   name = "lib3ds-1.3.0";
 
@@ -10,7 +10,7 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ unzip ];
 
-  meta = { 
+  meta = {
     description = "Library for managing 3D-Studio Release 3 and 4 \".3DS\" files";
     homepage = "http://lib3ds.sourceforge.net/";
     license = "LGPL";
diff --git a/pkgs/development/libraries/libavc1394/default.nix b/pkgs/development/libraries/libavc1394/default.nix
index 61bc655931f60..8f4a678cb379e 100644
--- a/pkgs/development/libraries/libavc1394/default.nix
+++ b/pkgs/development/libraries/libavc1394/default.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ pkg-config ];
   propagatedBuildInputs = [ libraw1394 ];
 
-  meta = { 
+  meta = {
     description = "Programming interface for the 1394 Trade Association AV/C (Audio/Video Control) Digital Interface Command Set";
     homepage = "https://sourceforge.net/projects/libavc1394/";
     license = stdenv.lib.licenses.lgpl21Plus;
diff --git a/pkgs/development/libraries/libcangjie/default.nix b/pkgs/development/libraries/libcangjie/default.nix
index ca50126971b4d..506c3a3d3d61e 100644
--- a/pkgs/development/libraries/libcangjie/default.nix
+++ b/pkgs/development/libraries/libcangjie/default.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   buildInputs = [ automake autoconf libtool m4 sqlite ];
 
   configureScript = "./autogen.sh";
-  
+
   preConfigure = ''
     find . -name '*.sh' -exec sed -e 's@#!/bin/bash@${bash}/bin/bash@' -i '{}' ';'
   '';
diff --git a/pkgs/development/libraries/libcutl/default.nix b/pkgs/development/libraries/libcutl/default.nix
index b13805aa37aac..d463e4af28909 100644
--- a/pkgs/development/libraries/libcutl/default.nix
+++ b/pkgs/development/libraries/libcutl/default.nix
@@ -8,7 +8,7 @@ stdenv.mkDerivation rec {
     description = "C++ utility library from Code Synthesis";
     longDescription = ''
         libcutl is a C++ utility library.
-        It contains a collection of generic and independent components such as 
+        It contains a collection of generic and independent components such as
         meta-programming tests, smart pointers, containers, compiler building blocks, etc.
     '';
     homepage = "https://codesynthesis.com/projects/libcutl/";
diff --git a/pkgs/development/libraries/libdiscid/default.nix b/pkgs/development/libraries/libdiscid/default.nix
index 1ecb1f3d572a8..bdfb5d8b3041b 100644
--- a/pkgs/development/libraries/libdiscid/default.nix
+++ b/pkgs/development/libraries/libdiscid/default.nix
@@ -7,7 +7,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ cmake pkg-config ];
 
   buildInputs = stdenv.lib.optionals stdenv.isDarwin [ darwin.apple_sdk.frameworks.IOKit ];
-  
+
   src = fetchurl {
     url = "http://ftp.musicbrainz.org/pub/musicbrainz/libdiscid/${pname}-${version}.tar.gz";
     sha256 = "1f9irlj3dpb5gyfdnb1m4skbjvx4d4hwiz2152f83m0d9jn47r7r";
diff --git a/pkgs/development/libraries/libdvdread/4.9.9.nix b/pkgs/development/libraries/libdvdread/4.9.9.nix
index 33b04b0f7c033..7f35c651b9293 100644
--- a/pkgs/development/libraries/libdvdread/4.9.9.nix
+++ b/pkgs/development/libraries/libdvdread/4.9.9.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation {
   name = "libdvdread-4.9.9";
-  
+
   src = fetchurl {
     url = "http://dvdnav.mplayerhq.hu/releases/libdvdread-4.9.9.tar.xz";
     sha256 = "d91275471ef69d488b05cf15c60e1cd65e17648bfc692b405787419f47ca424a";
diff --git a/pkgs/development/libraries/libmcrypt/default.nix b/pkgs/development/libraries/libmcrypt/default.nix
index a29fca45a99f5..59498170a1d40 100644
--- a/pkgs/development/libraries/libmcrypt/default.nix
+++ b/pkgs/development/libraries/libmcrypt/default.nix
@@ -4,7 +4,7 @@ with stdenv.lib;
 
 stdenv.mkDerivation {
   name = "libmcrypt-2.5.8";
-  
+
   src = fetchurl {
     url = "mirror://sourceforge/mcrypt/Libmcrypt/2.5.8/libmcrypt-2.5.8.tar.gz";
     sha256 = "0gipgb939vy9m66d3k8il98rvvwczyaw2ixr8yn6icds9c3nrsz4";
diff --git a/pkgs/development/libraries/libofx/default.nix b/pkgs/development/libraries/libofx/default.nix
index 3f6b3bcd5d797..f11489eaf9f90 100644
--- a/pkgs/development/libraries/libofx/default.nix
+++ b/pkgs/development/libraries/libofx/default.nix
@@ -17,7 +17,7 @@ stdenv.mkDerivation rec {
   nativeBuildInputs = [ pkg-config libtool autoconf automake gengetopt ];
   buildInputs = [ opensp libxml2 curl ] ++ stdenv.lib.optional stdenv.isDarwin libiconv;
 
-  meta = { 
+  meta = {
     description = "Opensource implementation of the Open Financial eXchange specification";
     homepage = "http://libofx.sourceforge.net/";
     license = "LGPL";
diff --git a/pkgs/development/libraries/liboop/default.nix b/pkgs/development/libraries/liboop/default.nix
index 6438fd5eb3229..75fa4a80a31d8 100644
--- a/pkgs/development/libraries/liboop/default.nix
+++ b/pkgs/development/libraries/liboop/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation {
   name = "liboop-1.0";
-  
+
   src = fetchurl {
     url = "http://download.ofb.net/liboop/liboop.tar.gz";
     sha256 = "34d83c6e0f09ee15cb2bc3131e219747c3b612bb57cf7d25318ab90da9a2d97c";
diff --git a/pkgs/development/libraries/libredwg/default.nix b/pkgs/development/libraries/libredwg/default.nix
index 71667460e2394..358a8490e6967 100644
--- a/pkgs/development/libraries/libredwg/default.nix
+++ b/pkgs/development/libraries/libredwg/default.nix
@@ -16,7 +16,7 @@ stdenv.mkDerivation rec {
     fetchSubmodules = true;
   };
 
-  nativeBuildInputs = [ autoreconfHook pkg-config texinfo ] 
+  nativeBuildInputs = [ autoreconfHook pkg-config texinfo ]
     ++ lib.optional enablePython swig;
 
   buildInputs = [ pcre2 ]
diff --git a/pkgs/development/libraries/libwpd/default.nix b/pkgs/development/libraries/libwpd/default.nix
index ee1f13b2a3e03..7ddc7965c0526 100644
--- a/pkgs/development/libraries/libwpd/default.nix
+++ b/pkgs/development/libraries/libwpd/default.nix
@@ -2,12 +2,12 @@
 
 stdenv.mkDerivation rec {
   name = "libwpd-0.10.0";
-  
+
   src = fetchurl {
     url = "mirror://sourceforge/libwpd/${name}.tar.xz";
     sha256 = "0b6krzr6kxzm89g6bapn805kdayq70hn16n5b5wfs2lwrf0ag2wx";
   };
-  
+
   buildInputs = [ glib libgsf libxml2 zlib librevenge ];
 
   nativeBuildInputs = [ pkg-config ];
diff --git a/pkgs/development/libraries/libx86/src-for-default.nix b/pkgs/development/libraries/libx86/src-for-default.nix
index 30be467f9fd29..a681d9e589021 100644
--- a/pkgs/development/libraries/libx86/src-for-default.nix
+++ b/pkgs/development/libraries/libx86/src-for-default.nix
@@ -4,6 +4,6 @@ rec {
    hash="0j6h6bc02c6qi0q7c1ncraz4d1hkm5936r35rfsp4x1jrc233wav";
    url="http://www.codon.org.uk/~mjg59/libx86/downloads/libx86-${version}.tar.gz";
    advertisedUrl="http://www.codon.org.uk/~mjg59/libx86/downloads/libx86-1.1.tar.gz";
-  
-  
+
+
 }
diff --git a/pkgs/development/libraries/martyr/default.nix b/pkgs/development/libraries/martyr/default.nix
index 51fd6962e7041..46f95148d8223 100644
--- a/pkgs/development/libraries/martyr/default.nix
+++ b/pkgs/development/libraries/martyr/default.nix
@@ -1,12 +1,12 @@
 {stdenv, fetchurl, ant, jdk}:
 
 stdenv.mkDerivation rec {
-	pname = "martyr";
+  pname = "martyr";
   version = "0.3.9";
-	src = fetchurl {
-		url = "mirror://sourceforge/martyr/${pname}-${version}.tar.gz";
-		sha256 = "1ks8j413bcby345kmq1i7av8kwjvz5vxdn1zpv0p7ywxq54i4z59";
-	};
+  src = fetchurl {
+    url = "mirror://sourceforge/martyr/${pname}-${version}.tar.gz";
+    sha256 = "1ks8j413bcby345kmq1i7av8kwjvz5vxdn1zpv0p7ywxq54i4z59";
+  };
 
   buildInputs = [ ant jdk ];
 
diff --git a/pkgs/development/libraries/opencore-amr/default.nix b/pkgs/development/libraries/opencore-amr/default.nix
index 4848ef864bf2d..f011def0eb90c 100644
--- a/pkgs/development/libraries/opencore-amr/default.nix
+++ b/pkgs/development/libraries/opencore-amr/default.nix
@@ -2,7 +2,7 @@
 
 let
     version = "0.1.5";
-in 
+in
 stdenv.mkDerivation {
   pname = "opencore-amr";
   inherit version;
@@ -10,10 +10,10 @@ stdenv.mkDerivation {
     url = "https://vorboss.dl.sourceforge.net/project/opencore-amr/opencore-amr/opencore-amr-${version}.tar.gz";
     sha256 = "0hfk9khz3by0119h3jdwgdfd7jgkdbzxnmh1wssvylgnsnwnq01c";
   };
-  
+
   meta = {
     homepage = "https://opencore-amr.sourceforge.io/";
-    description = "Library of OpenCORE Framework implementation of Adaptive Multi Rate Narrowband and Wideband (AMR-NB and AMR-WB) speech codec. 
+    description = "Library of OpenCORE Framework implementation of Adaptive Multi Rate Narrowband and Wideband (AMR-NB and AMR-WB) speech codec.
     Library of VisualOn implementation of Adaptive Multi Rate Wideband (AMR-WB)";
     license = stdenv.lib.licenses.asl20;
     maintainers = [ stdenv.lib.maintainers.kiloreux ];
diff --git a/pkgs/development/libraries/qxt/default.nix b/pkgs/development/libraries/qxt/default.nix
index 3104aefb9edb5..503e1b14c1fba 100644
--- a/pkgs/development/libraries/qxt/default.nix
+++ b/pkgs/development/libraries/qxt/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation rec {
   pname = "qxt";
   version = "0.6.2";
-  
+
   src = fetchzip {
     url = "https://bitbucket.org/libqxt/libqxt/get/v${version}.tar.gz";
     sha256 = "0zmqfn0h8cpky7wgaaxlfh0l89r9r0isi87587kaicyap7a6kxwz";
diff --git a/pkgs/development/libraries/science/biology/bpp-seq/default.nix b/pkgs/development/libraries/science/biology/bpp-seq/default.nix
index 79fd0fe67716d..ef3f3d5756e90 100644
--- a/pkgs/development/libraries/science/biology/bpp-seq/default.nix
+++ b/pkgs/development/libraries/science/biology/bpp-seq/default.nix
@@ -29,7 +29,7 @@ stdenv.mkDerivation rec {
 
   doCheck = !stdenv.isDarwin;
 
-  meta = bpp-core.meta // { 
+  meta = bpp-core.meta // {
     changelog = "https://github.com/BioPP/bpp-seq/blob/master/ChangeLog";
   };
 }
diff --git a/pkgs/development/libraries/szip/default.nix b/pkgs/development/libraries/szip/default.nix
index 2419cf5544214..4f11f42de5207 100644
--- a/pkgs/development/libraries/szip/default.nix
+++ b/pkgs/development/libraries/szip/default.nix
@@ -1,5 +1,5 @@
 { stdenv, fetchurl }:
-    
+
 stdenv.mkDerivation rec {
   pname = "szip";
   version = "2.1.1";
diff --git a/pkgs/development/libraries/theft/default.nix b/pkgs/development/libraries/theft/default.nix
index 646cc60406a5e..85dc2c75afb90 100644
--- a/pkgs/development/libraries/theft/default.nix
+++ b/pkgs/development/libraries/theft/default.nix
@@ -15,7 +15,7 @@ stdenv.mkDerivation rec {
 
   doCheck = true;
   checkTarget = "test";
-  
+
   installFlags = [ "PREFIX=$(out)" ];
 
   # fix the libtheft.pc file to use the right installation
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
     substituteInPlace $out/lib/pkgconfig/libtheft.pc \
       --replace "/usr/local" "$out"
   '';
-  
+
   meta = with stdenv.lib; {
     description = "A C library for property-based testing";
     homepage    = "https://github.com/silentbicycle/theft/";
diff --git a/pkgs/development/libraries/tix/default.nix b/pkgs/development/libraries/tix/default.nix
index f0b460b6f3dcb..52fffb42aa2f3 100644
--- a/pkgs/development/libraries/tix/default.nix
+++ b/pkgs/development/libraries/tix/default.nix
@@ -7,7 +7,7 @@ stdenv.mkDerivation {
      url = "mirror://sourceforge/tix/tix/8.4.3/Tix8.4.3-src.tar.gz";
      sha256 = "1jq3dkyk9mqkj4cg7mdk5r0cclqsby9l2b7wrysi0zk5yw7h8bsn";
   };
-  patches = [ 
+  patches = [
   (fetchpatch {
     name = "tix-8.4.3-tcl8.5.patch";
     url = "https://gitweb.gentoo.org/repo/gentoo.git/plain/dev-tcltk/tix/files/tix-8.4.3-tcl8.5.patch?id=56bd759df1d0c750a065b8c845e93d5dfa6b549d";
@@ -23,7 +23,7 @@ stdenv.mkDerivation {
   buildInputs = [ tcl tk ];
   # the configure script expects to find the location of the sources of
   # tcl and tk in {tcl,tk}Config.sh
-  # In fact, it only needs some private headers. We copy them in 
+  # In fact, it only needs some private headers. We copy them in
   # the private_headers folders and trick the configure script into believing
   # the sources are here.
   preConfigure = ''
diff --git a/pkgs/development/libraries/tnt/default.nix b/pkgs/development/libraries/tnt/default.nix
index 7e8aa2983cfdd..93b760bc88f63 100644
--- a/pkgs/development/libraries/tnt/default.nix
+++ b/pkgs/development/libraries/tnt/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation {
   pname = "tnt";
   version = "3.0.12";
-  
+
   src = fetchurl {
     url = "https://math.nist.gov/tnt/tnt_3_0_12.zip";
     sha256 = "1bzkfdb598584qlc058n8wqq9vbz714gr5r57401rsa9qaxhk5j7";
diff --git a/pkgs/development/libraries/udunits/default.nix b/pkgs/development/libraries/udunits/default.nix
index 65e88f8fd8c14..6b75b7e683fb7 100644
--- a/pkgs/development/libraries/udunits/default.nix
+++ b/pkgs/development/libraries/udunits/default.nix
@@ -5,7 +5,7 @@
 stdenv.mkDerivation rec {
   pname = "udunits";
   version = "2.2.27.6";
-  
+
   src = fetchFromGitHub {
     owner = "Unidata";
     repo = "UDUNITS-2";
diff --git a/pkgs/development/ocaml-modules/faillib/default.nix b/pkgs/development/ocaml-modules/faillib/default.nix
index d045bd5a37af5..63040fadda5dd 100644
--- a/pkgs/development/ocaml-modules/faillib/default.nix
+++ b/pkgs/development/ocaml-modules/faillib/default.nix
@@ -11,7 +11,7 @@ buildOcaml rec {
 
   src = fetchurl {
     url = "https://github.com/janestreet/faillib/archive/${version}.tar.gz";
-    sha256 = "12dvaxkmgf7yzzvbadcyk1n17llgh6p8qr33867d21npaljy7l9v"; 
+    sha256 = "12dvaxkmgf7yzzvbadcyk1n17llgh6p8qr33867d21npaljy7l9v";
   };
 
   propagatedBuildInputs = [ camlp4 herelib ];
diff --git a/pkgs/development/ocaml-modules/lablgl/default.nix b/pkgs/development/ocaml-modules/lablgl/default.nix
index a7b145c2d4efb..3d57c4e40ed60 100644
--- a/pkgs/development/ocaml-modules/lablgl/default.nix
+++ b/pkgs/development/ocaml-modules/lablgl/default.nix
@@ -8,7 +8,7 @@ stdenv.mkDerivation rec {
   name = "${pname}-${version}";
   version = "1.05";
 
-  src = fetchurl { 
+  src = fetchurl {
     url = "http://wwwfun.kurims.kyoto-u.ac.jp/soft/lsl/dist/lablgl-${version}.tar.gz";
     sha256 = "0qabydd219i4ak7hxgc67496qnnscpnydya2m4ijn3cpbgih7zyq";
   };
diff --git a/pkgs/development/ocaml-modules/ocamlsdl/default.nix b/pkgs/development/ocaml-modules/ocamlsdl/default.nix
index bbfa2e4f6b5f2..7c782b5268fdd 100644
--- a/pkgs/development/ocaml-modules/ocamlsdl/default.nix
+++ b/pkgs/development/ocaml-modules/ocamlsdl/default.nix
@@ -1,4 +1,4 @@
-{stdenv, lib, fetchurl, ocaml, pkg-config, findlib, SDL, SDL_image, SDL_mixer, SDL_ttf, SDL_gfx, lablgl }: 
+{stdenv, lib, fetchurl, ocaml, pkg-config, findlib, SDL, SDL_image, SDL_mixer, SDL_ttf, SDL_gfx, lablgl }:
 
 let
   pname = "ocamlsdl";
@@ -12,7 +12,7 @@ stdenv.mkDerivation rec {
   name = "${pname}-${version}";
   version = "0.9.1";
 
-  src = fetchurl { 
+  src = fetchurl {
     url = "mirror://sourceforge/project/ocamlsdl/OCamlSDL/ocamlsdl-0.9.1/ocamlsdl-0.9.1.tar.gz";
     sha256 = "abfb295b263dc11e97fffdd88ea1a28b46df8cc2b196777093e4fe7f509e4f8f";
   };
diff --git a/pkgs/development/ocaml-modules/optcomp/default.nix b/pkgs/development/ocaml-modules/optcomp/default.nix
index 343fb28b6ad81..b78d070962e79 100644
--- a/pkgs/development/ocaml-modules/optcomp/default.nix
+++ b/pkgs/development/ocaml-modules/optcomp/default.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation {
       sha256 = "1n095lk94jq1rwi0l24g2wbgms7249wdd31n0ji895dr6755s93y";
     })
   ;
-  
+
   createFindlibDestdir = true;
 
   buildInputs = [ ocaml findlib ocamlbuild camlp4 ];
diff --git a/pkgs/development/ocaml-modules/piqi/default.nix b/pkgs/development/ocaml-modules/piqi/default.nix
index bbd7746d36657..d7bc4b55b4527 100644
--- a/pkgs/development/ocaml-modules/piqi/default.nix
+++ b/pkgs/development/ocaml-modules/piqi/default.nix
@@ -4,7 +4,7 @@ stdenv.mkDerivation rec {
   version = "0.6.15";
   pname = "piqi";
   name = "ocaml${ocaml.version}-${pname}-${version}";
- 
+
   src = fetchFromGitHub {
     owner = "alavrik";
     repo = pname;
diff --git a/pkgs/development/ocaml-modules/rresult/default.nix b/pkgs/development/ocaml-modules/rresult/default.nix
index 2573c95c62811..ac38657f776c5 100644
--- a/pkgs/development/ocaml-modules/rresult/default.nix
+++ b/pkgs/development/ocaml-modules/rresult/default.nix
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
 	buildInputs = [ ocaml findlib ocamlbuild topkg ];
 
   propagatedBuildInputs = [ result ];
-  
+
 	inherit (topkg) buildPhase installPhase;
 
 	meta = {
diff --git a/pkgs/development/ocaml-modules/xml-light/default.nix b/pkgs/development/ocaml-modules/xml-light/default.nix
index 0ca48ebee285f..a6db0dc787057 100644
--- a/pkgs/development/ocaml-modules/xml-light/default.nix
+++ b/pkgs/development/ocaml-modules/xml-light/default.nix
@@ -19,7 +19,7 @@ stdenv.mkDerivation {
     make all
     make opt
   '';
-  
+
   installPhase = ''
     make install_ocamlfind
     mkdir -p $out/share
diff --git a/pkgs/development/pure-modules/gsl/default.nix b/pkgs/development/pure-modules/gsl/default.nix
index a040757703731..3d11f29fed32e 100644
--- a/pkgs/development/pure-modules/gsl/default.nix
+++ b/pkgs/development/pure-modules/gsl/default.nix
@@ -4,7 +4,7 @@ stdenv.mkDerivation rec {
   baseName = "gsl";
   version = "0.12";
   name = "pure-${baseName}-${version}";
-  
+
   src = fetchurl {
     url = "https://bitbucket.org/purelang/pure-lang/downloads/${name}.tar.gz";
     sha256 = "06bdd873d5417d90ca35093056a060b77365123ed24c3ac583cd3922d4c78a75";
diff --git a/pkgs/development/python-modules/cbor2/default.nix b/pkgs/development/python-modules/cbor2/default.nix
index 8dcedac421258..f793ecfae3726 100644
--- a/pkgs/development/python-modules/cbor2/default.nix
+++ b/pkgs/development/python-modules/cbor2/default.nix
@@ -17,7 +17,7 @@ buildPythonPackage rec {
 
   nativeBuildInputs = [ setuptools_scm ];
 
-  checkInputs = [ 
+  checkInputs = [
     pytest-cov
     pytestCheckHook
   ];
diff --git a/pkgs/development/python-modules/deprecated/default.nix b/pkgs/development/python-modules/deprecated/default.nix
index bca1de711f24f..a64ed0b9d9928 100644
--- a/pkgs/development/python-modules/deprecated/default.nix
+++ b/pkgs/development/python-modules/deprecated/default.nix
@@ -1,5 +1,5 @@
 { lib, stdenv, fetchPypi, buildPythonPackage,
-	wrapt, pytest, tox }:
+  wrapt, pytest, tox }:
 
 buildPythonPackage rec {
   pname = "Deprecated";
diff --git a/pkgs/development/python-modules/pint/default.nix b/pkgs/development/python-modules/pint/default.nix
index bb2a20cf62f3d..c0aa86a3763dc 100644
--- a/pkgs/development/python-modules/pint/default.nix
+++ b/pkgs/development/python-modules/pint/default.nix
@@ -25,7 +25,7 @@ buildPythonPackage rec {
   disabled = pythonOlder "3.6";
 
   nativeBuildInputs = [ setuptools_scm ];
-  
+
   propagatedBuildInputs = [ packaging ]
     ++ lib.optionals (pythonOlder "3.8") [ importlib-metadata ];
 
diff --git a/pkgs/development/python-modules/wrf-python/default.nix b/pkgs/development/python-modules/wrf-python/default.nix
index c4bc74a58d230..29279cc1a4480 100644
--- a/pkgs/development/python-modules/wrf-python/default.nix
+++ b/pkgs/development/python-modules/wrf-python/default.nix
@@ -39,5 +39,5 @@ buildPythonPackage rec {
     homepage = "http://wrf-python.rtfd.org";
     license = lib.licenses.asl20;
     maintainers = with lib.maintainers; [ mhaselsteiner ];
-	};
+  };
 }
diff --git a/pkgs/development/tools/analysis/emma/default.nix b/pkgs/development/tools/analysis/emma/default.nix
index 3cc16c07ec598..56d3554bf7502 100644
--- a/pkgs/development/tools/analysis/emma/default.nix
+++ b/pkgs/development/tools/analysis/emma/default.nix
@@ -2,7 +2,7 @@
 
 stdenv.mkDerivation {
   name = "emma-2.0.5312";
-  
+
   src = fetchurl {
     url = "mirror://sourceforge/emma/emma-2.0.5312.zip";
     sha256 = "0xxy39s2lvgs56vicjzpcz936l1vjaplliwa0dm7v3iyvw6jn7vj";
diff --git a/pkgs/development/tools/documentation/mkdocs/default.nix b/pkgs/development/tools/documentation/mkdocs/default.nix
index 8d4480945bda3..f3b6639420710 100644
--- a/pkgs/development/tools/documentation/mkdocs/default.nix
+++ b/pkgs/development/tools/documentation/mkdocs/default.nix
@@ -41,7 +41,7 @@ buildPythonApplication rec {
       MkDocs is a fast, simple and downright gorgeous static site generator that's
       geared towards building project documentation. Documentation source files
       are written in Markdown, and configured with a single YAML configuration file.
-      
+
       MkDocs can also be used to generate general-purpose Websites.
     '';
     homepage = "http://mkdocs.org/";
diff --git a/pkgs/development/tools/fmbt/default.nix b/pkgs/development/tools/fmbt/default.nix
index a78b649aaea7b..46a132389612a 100644
--- a/pkgs/development/tools/fmbt/default.nix
+++ b/pkgs/development/tools/fmbt/default.nix
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
     python.pkgs.wrapPython ];
 
   buildInputs = [ python gettext libedit glib imagemagick libxml2 boost
-    gnuplot graphviz tesseract gts 
+    gnuplot graphviz tesseract gts
     ];
 
   propagatedBuildInputs = with python.pkgs; [
diff --git a/pkgs/development/tools/ineffassign/default.nix b/pkgs/development/tools/ineffassign/default.nix
index 85c643537af81..0d0f6824ce770 100644
--- a/pkgs/development/tools/ineffassign/default.nix
+++ b/pkgs/development/tools/ineffassign/default.nix
@@ -6,7 +6,7 @@
 buildGoPackage rec {
   pname = "ineffassign-unstable";
   version = "2018-09-09";
-	rev = "1003c8bd00dc2869cb5ca5282e6ce33834fed514";
+  rev = "1003c8bd00dc2869cb5ca5282e6ce33834fed514";
 
   goPackagePath = "github.com/gordonklaus/ineffassign";
   excludedPackages = ''testdata'';
diff --git a/pkgs/development/tools/makerpm/default.nix b/pkgs/development/tools/makerpm/default.nix
index a05615a22d9ed..1577392c8bca1 100644
--- a/pkgs/development/tools/makerpm/default.nix
+++ b/pkgs/development/tools/makerpm/default.nix
@@ -1,6 +1,6 @@
-{ stdenv, fetchFromGitHub, zlib, libarchive, openssl }: 
+{ stdenv, fetchFromGitHub, zlib, libarchive, openssl }:
 
-stdenv.mkDerivation rec { 
+stdenv.mkDerivation rec {
   version = "1.0";
   pname = "makerpm";
 
diff --git a/pkgs/development/tools/misc/doclifter/default.nix b/pkgs/development/tools/misc/doclifter/default.nix
index 3c6fa76616fcc..a1528cfca3e6c 100644
--- a/pkgs/development/tools/misc/doclifter/default.nix
+++ b/pkgs/development/tools/misc/doclifter/default.nix
@@ -7,16 +7,16 @@ stdenv.mkDerivation {
     sha256 = "1as6z7mdjrrkw2kism41q5ybvyzvwcmj9qzla2fz98v9f4jbj2s2";
   };
   buildInputs = [ python ];
-  
+
   makeFlags = [ "PREFIX=$(out)" ];
-  
+
   preInstall = ''
     mkdir -p $out/bin
     mkdir -p $out/share/man/man1
     cp manlifter $out/bin
     cp manlifter.1 $out/share/man/man1
   '';
-  
+
   meta = {
     description = "Lift documents in nroff markups to XML-DocBook";
     homepage = "http://www.catb.org/esr/doclifter";
diff --git a/pkgs/development/tools/ocaml/omake/0.9.8.6-rc1.nix b/pkgs/development/tools/ocaml/omake/0.9.8.6-rc1.nix
index 6a3c0c20d85f2..b840cb7736b7b 100644
--- a/pkgs/development/tools/ocaml/omake/0.9.8.6-rc1.nix
+++ b/pkgs/development/tools/ocaml/omake/0.9.8.6-rc1.nix
@@ -32,7 +32,7 @@ stdenv.mkDerivation {
 #
 #  configureFlags = if transitional then "--transitional" else "--strict";
 #
-#  buildFlags = [ "world.opt" ];		
+#  buildFlags = [ "world.opt" ];
 
   meta = {
     description = "Omake build system";
diff --git a/pkgs/development/tools/unity3d/default.nix b/pkgs/development/tools/unity3d/default.nix
index 9441a3217b77a..5c41a1dac931b 100644
--- a/pkgs/development/tools/unity3d/default.nix
+++ b/pkgs/development/tools/unity3d/default.nix
@@ -29,7 +29,7 @@ in stdenv.mkDerivation {
   version = "${ver}x${build}";
 
   src = fetchurl {
-  	url = "https://beta.unity3d.com/download/6e9a27477296/LinuxEditorInstaller/Unity.tar.xz";
+    url = "https://beta.unity3d.com/download/6e9a27477296/LinuxEditorInstaller/Unity.tar.xz";
     sha1 = "083imikkrgha5w9sihjvv1m74naxm5yv";
   };
 
diff --git a/pkgs/development/tools/yuicompressor/default.nix b/pkgs/development/tools/yuicompressor/default.nix
index 549cc5046c4ce..05c1b62477b0a 100644
--- a/pkgs/development/tools/yuicompressor/default.nix
+++ b/pkgs/development/tools/yuicompressor/default.nix
@@ -3,7 +3,7 @@
 stdenv.mkDerivation rec {
   pname = "yuicompressor";
   version = "2.4.8";
-  
+
   src = fetchurl {
     url = "https://github.com/yui/yuicompressor/releases/download/v${version}/${pname}-${version}.jar";
     sha256 = "1qjxlak9hbl9zd3dl5ks0w4zx5z64wjsbk7ic73r1r45fasisdrh";
@@ -18,7 +18,7 @@ stdenv.mkDerivation rec {
     makeWrapper ${jre}/bin/java $out/bin/yuicompressor --add-flags \
      "-cp $out/lib/yuicompressor.jar com.yahoo.platform.yui.compressor.YUICompressor"
   '';
-  
+
   meta = with lib; {
     description = "A JavaScript and CSS minifier";
     homepage = "http://yui.github.io/yuicompressor/";
diff --git a/pkgs/development/web/kcgi/default.nix b/pkgs/development/web/kcgi/default.nix
index 6c68f0d18e21e..cd4b70624f583 100644
--- a/pkgs/development/web/kcgi/default.nix
+++ b/pkgs/development/web/kcgi/default.nix
@@ -14,7 +14,7 @@ stdenv.mkDerivation rec {
   patchPhase = ''substituteInPlace configure \
     --replace /usr/local /
   '';
-  
+
   nativeBuildInputs = [ pkg-config ];
   buildInputs = [ ] ++ stdenv.lib.optionals stdenv.isLinux [ libbsd ] ;
 
diff --git a/pkgs/development/web/remarkjs/default.nix b/pkgs/development/web/remarkjs/default.nix
index d9cc433fd8470..ff4cd324b5dbc 100644
--- a/pkgs/development/web/remarkjs/default.nix
+++ b/pkgs/development/web/remarkjs/default.nix
@@ -10,7 +10,7 @@ let
     rev = "10b9500b67983f0a9c42d8ce8bf8e8c469f7078c";
     sha256 = "1yy8by15kfklw8lwh17z1swpj067q0skjjih12yawbryraig41m0";
   };
-  
+
   nodePackages = import ./nodepkgs.nix {
     inherit pkgs;
     inherit (stdenv.hostPlatform) system;