fix: make nix-shell use the nightly Rust toolchain (#3267)

Author: carlosedp

flake.nix

@@ -45,7 +45,9 @@
               rustPlatform
               ;
           };
-          yazi = pkgs.callPackage ./nix/yazi.nix { inherit (self.packages.${system}) yazi-unwrapped; };
+          yazi = pkgs.callPackage ./nix/yazi.nix {
+            inherit (self.packages.${system}) yazi-unwrapped;
+          };
           default = self.packages.${system}.yazi;
         };
 
@@ -59,7 +61,9 @@
     // {
       overlays = {
         default = self.overlays.yazi;
-        yazi = _: prev: { inherit (self.packages.${prev.stdenv.system}) yazi yazi-unwrapped; };
+        yazi = _: prev: {
+          inherit (self.packages.${prev.stdenv.system}) yazi yazi-unwrapped;
+        };
       };
     };
 }

nix/shell.nix

@@ -8,7 +8,7 @@ let
 in
 mainPkg.overrideAttrs (oa: {
   nativeBuildInputs = [
-    (rust-bin.stable.latest.default.override {
+    (rust-bin.nightly.latest.default.override {
       extensions = [
         "rust-src"
         "rustfmt"
@@ -18,7 +18,8 @@ mainPkg.overrideAttrs (oa: {
     })
 
     nodePackages.cspell
-  ] ++ (oa.nativeBuildInputs or [ ]);
+  ]
+  ++ (oa.nativeBuildInputs or [ ]);
 
   env.RUST_BACKTRACE = "1";
 })