Reformat niv sources

nix/sources.nix

@@ -1,57 +1,61 @@
 # This file has been generated by Niv.
 
 # A record, from name to path, of the third-party packages
-with rec {
-  pkgs = if hasNixpkgsPath then
-    if hasThisAsNixpkgsPath then
-      import (builtins_fetchTarball { inherit (sources_nixpkgs) url sha256; })
-      { }
+with rec
+{
+  pkgs =
+    if hasNixpkgsPath
+    then
+        if hasThisAsNixpkgsPath
+        then import (builtins_fetchTarball { inherit (sources_nixpkgs) url sha256; }) {}
+        else import <nixpkgs> {}
     else
-      import <nixpkgs> { }
-  else
-    import (builtins_fetchTarball { inherit (sources_nixpkgs) url sha256; })
-    { };
+        import (builtins_fetchTarball { inherit (sources_nixpkgs) url sha256; }) {};
 
-  sources_nixpkgs = if builtins.hasAttr "nixpkgs" sources then
-    sources.nixpkgs
-  else
-    abort ''
-      Please specify either <nixpkgs> (through -I or NIX_PATH=nixpkgs=...) or
-      add a package called "nixpkgs" to your sources.json.
+  sources_nixpkgs =
+    if builtins.hasAttr "nixpkgs" sources
+    then sources.nixpkgs
+    else abort
+    ''
+        Please specify either <nixpkgs> (through -I or NIX_PATH=nixpkgs=...) or
+        add a package called "nixpkgs" to your sources.json.
     '';
 
   # fetchTarball version that is compatible between all the versions of Nix
-  builtins_fetchTarball = { url, sha256 }@attrs:
-    let inherit (builtins) lessThan nixVersion fetchTarball;
-    in if lessThan nixVersion "1.12" then
-      fetchTarball { inherit url; }
-    else
-      fetchTarball attrs;
+  builtins_fetchTarball =
+      { url, sha256 }@attrs:
+      let
+        inherit (builtins) lessThan nixVersion fetchTarball;
+      in
+        if lessThan nixVersion "1.12" then
+          fetchTarball { inherit url; }
+        else
+          fetchTarball attrs;
 
   # fetchurl version that is compatible between all the versions of Nix
-  builtins_fetchurl = { url, sha256 }@attrs:
-    let inherit (builtins) lessThan nixVersion fetchurl;
-    in if lessThan nixVersion "1.12" then
-      fetchurl { inherit url; }
-    else
-      fetchurl attrs;
+  builtins_fetchurl =
+      { url, sha256 }@attrs:
+      let
+        inherit (builtins) lessThan nixVersion fetchurl;
+      in
+        if lessThan nixVersion "1.12" then
+          fetchurl { inherit url; }
+        else
+          fetchurl attrs;
 
   # A wrapper around pkgs.fetchzip that has inspectable arguments,
   # annoyingly this means we have to specify them
   fetchzip = { url, sha256 }@attrs: pkgs.fetchzip attrs;
 
   hasNixpkgsPath = (builtins.tryEval <nixpkgs>).success;
-  hasThisAsNixpkgsPath = (builtins.tryEval <nixpkgs>).success && <nixpkgs>
-    == ./.;
+  hasThisAsNixpkgsPath =
+    (builtins.tryEval <nixpkgs>).success && <nixpkgs> == ./.;
 
   sources = builtins.fromJSON (builtins.readFile ./sources.json);
 
-  mapAttrs = builtins.mapAttrs or (f: set:
-    with builtins;
-    listToAttrs (map (attr: {
-      name = attr;
-      value = f attr set.${attr};
-    }) (attrNames set)));
+  mapAttrs = builtins.mapAttrs or
+    (f: set: with builtins;
+      listToAttrs (map (attr: { name = attr; value = f attr set.${attr}; }) (attrNames set)));
 
   # borrowed from nixpkgs
   functionArgs = f: f.__functionArgs or (builtins.functionArgs f);
@@ -60,11 +64,10 @@ with rec {
     in f (auto // args);
 
   getFetcher = spec:
-    let
-      fetcherName = if builtins.hasAttr "type" spec then
-        builtins.getAttr "type" spec
-      else
-        "builtin-tarball";
+    let fetcherName =
+      if builtins.hasAttr "type" spec
+      then builtins.getAttr "type" spec
+      else "builtin-tarball";
     in builtins.getAttr fetcherName {
       "tarball" = fetchzip;
       "builtin-tarball" = builtins_fetchTarball;
@@ -74,9 +77,13 @@ with rec {
 };
 # NOTE: spec must _not_ have an "outPath" attribute
 mapAttrs (_: spec:
-if builtins.hasAttr "outPath" spec then
-  abort "The values in sources.json should not have an 'outPath' attribute"
-else if builtins.hasAttr "url" spec && builtins.hasAttr "sha256" spec then
-  spec // { outPath = callFunctionWith spec (getFetcher spec) { }; }
-else
-  spec) sources
+  if builtins.hasAttr "outPath" spec
+  then abort
+    "The values in sources.json should not have an 'outPath' attribute"
+  else
+    if builtins.hasAttr "url" spec && builtins.hasAttr "sha256" spec
+    then
+      spec //
+      { outPath = callFunctionWith spec (getFetcher spec) { }; }
+    else spec
+  ) sources