zegrapher: refactor

- nixfmt-rfc-style
- no nested with
- finalAttrs
- strictDeps

pkgs/by-name/ze/zegrapher/package.nix

@@ -1,39 +1,46 @@
-{ lib, stdenv
-, fetchFromGitHub
-, qt5
-, boost }:
+{
+  lib,
+  boost,
+  fetchFromGitHub,
+  qt5,
+  stdenv,
+}:
 
 let
   inherit (qt5) qmake wrapQtAppsHook;
 in
-stdenv.mkDerivation rec {
+stdenv.mkDerivation (finalAttrs: {
   pname = "zegrapher";
   version = "3.1.1";
 
   src = fetchFromGitHub {
     owner = "AdelKS";
     repo = "ZeGrapher";
-    rev = "v${version}";
-    sha256 = "sha256-OSQXm0gDI1zM2MBM4iiY43dthJcAZJkprklolsNMEvk=";
+    rev = "v${finalAttrs.version}";
+    hash = "sha256-OSQXm0gDI1zM2MBM4iiY43dthJcAZJkprklolsNMEvk=";
   };
 
   nativeBuildInputs = [
     qmake
     wrapQtAppsHook
   ];
+
   buildInputs = [
     boost
   ];
 
-  meta = with lib; {
-    homepage = "https://zegrapher.com/";
+  strictDeps = true;
+
+  meta = {
+    homepage = "https://zegrapher.com/en/";
     description = "Open source math plotter";
-    mainProgram = "ZeGrapher";
     longDescription = ''
       An open source, free and easy to use math plotter. It can plot functions,
       sequences, parametric equations and data on the plane.
     '';
-    license = licenses.gpl3Plus;
-    maintainers = with maintainers; [ AndersonTorres ];
+    license = lib.licenses.gpl3Plus;
+    mainProgram = "ZeGrapher";
+    maintainers = with lib.maintainers; [ AndersonTorres ];
+    platforms = lib.platforms.unix;
   };
-}
+})