Cleanup of yarn-project.nix

README.md

@@ -18,24 +18,24 @@ The `yarn nixify` command always updates `yarn-project.nix`, but only writes a
 to be customized, for example:
 
 ```nix
-{ pkgs ? import <nixpkgs> {} }:
+{ pkgs ? import <nixpkgs> { } }:
 
 let
 
-  project = pkgs.callPackage ./yarn-project.nix {
+  # Example of providing a different source.
+  src = fetchFromGitHub {
+    owner = "johndoe";
+    repo = "myproject";
+    rev = "v1.0.0";
+    sha256 = "1hdhafj726g45gh7nj8qv1xls8mps3vhzq3aasdymbdqcb1clhkz";
+  };
 
-    # Example of providing a different source.
-    src = fetchFromGitHub {
-      owner = "johndoe";
-      repo = "myproject";
-      rev = "v1.0.0";
-      sha256 = "1hdhafj726g45gh7nj8qv1xls8mps3vhzq3aasdymbdqcb1clhkz";
-    };
+  project = pkgs.callPackage ./yarn-project.nix {
 
     # Example of selecting a specific version of Node.js.
     nodejs = pkgs.nodejs-14_x;
 
-  };
+  } src;
 
 in project.overrideAttrs (oldAttrs: {