Update flake environments

env/flake_rust.nix

@@ -0,0 +1,62 @@
+{
+  description = "Rust Environment";
+
+  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
+  inputs.flake-utils.url = "github:numtide/flake-utils";
+  inputs.devshell.url = "github:numtide/devshell";
+  inputs.rust-overlay.url = "github:oxalica/rust-overlay";
+
+  outputs = {
+    self,
+    nixpkgs,
+    flake-utils,
+    devshell,
+    rust-overlay,
+  }:
+    flake-utils.lib.eachDefaultSystem (system: let
+      pkgs = import nixpkgs {
+        inherit system;
+        config.allowUnfree = true; # For clion
+        overlays = [
+          devshell.overlays.default
+          rust-overlay.overlays.default
+        ];
+      };
+
+      # Includes cargo, rustc, rustfmt
+      rust-stable = pkgs.rust-bin.stable.latest.default.override {
+        extensions = ["rust-src"]; # Include the rust stdlib source for intellij
+      };
+    in {
+      devShell = pkgs.devshell.mkShell {
+        name = "Rust Environment";
+
+        packages = with pkgs; [
+          rust-stable
+          rust-analyzer
+        ];
+
+        env = [
+          # Allow for intellij to find the stdlib
+          # {
+          #   name = "RUST_SRC_PATH";
+          #   value = "${rust-stable}/lib/rustlib/src/rust/library";
+          # }
+
+          # Use this if the rust binary needs additional libraries
+          # {
+          #   name = "LD_LIBRARY_PATH";
+          #   value = "${pkgs.xorg.libX11}/lib:${pkgs.xorg.libXcursor}/lib:${pkgs.xorg.libXrandr}/lib:${pkgs.xorg.libXi}/lib:${pkgs.libGL}/lib";
+          # }
+        ];
+
+        commands = [
+          # {
+          #   name = "ide";
+          #   help = "Run clion for project";
+          #   command = "clion &>/dev/null ./ &";
+          # }
+        ];
+      };
+    });
+}