From ae188b188162bb63161fa35f7cbc80119975f184 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jonathan=20D=C3=B6nszelmann?= <jonabent@gmail.com>
Date: Mon, 27 May 2024 16:54:41 +0200
Subject: [PATCH] add nix setups

---
 .envrc     |  1 +
 .gitignore |  3 ++-
 flake.nix  | 32 ++++++++++++++++++++++++++++++++
 3 files changed, 35 insertions(+), 1 deletion(-)
 create mode 100644 .envrc
 create mode 100644 flake.nix

diff --git a/.envrc b/.envrc
new file mode 100644
index 0000000..44610e5
--- /dev/null
+++ b/.envrc
@@ -0,0 +1 @@
+use flake;
diff --git a/.gitignore b/.gitignore
index 083e81b..5ac8096 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,4 +17,5 @@ Cargo.lock
 .vscode/
 .idea/
 
-*.dot
\ No newline at end of file
+*.dot
+.direnv
\ No newline at end of file
diff --git a/flake.nix b/flake.nix
new file mode 100644
index 0000000..f4da116
--- /dev/null
+++ b/flake.nix
@@ -0,0 +1,32 @@
+{
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+    rust-overlay = {
+      url = "github:oxalica/rust-overlay";
+      inputs = {
+        nixpkgs.follows = "nixpkgs";
+        flake-utils.follows = "flake-utils";
+      };
+    };
+  };
+
+  outputs = { self, nixpkgs, rust-overlay, flake-utils, ... }:
+    flake-utils.lib.eachDefaultSystem (system:
+      let
+        pkgs = import nixpkgs {
+          inherit system;
+          overlays = [ (import rust-overlay) ];
+        };
+      in {
+        devShells.default = pkgs.mkShell rec {
+          rustToolchain = pkgs.rust-bin.stable.latest.default.override {
+            targets = [ "wasm32-unknown-unknown" ];
+            extensions = [ "rust-src" "rust-analyzer" ];
+          };
+          RUST_SRC_PATH = "${rustToolchain}/lib/rustlib/src/rust/library";
+
+          buildInputs = with pkgs; [ trunk rustToolchain cargo-watch ];
+        };
+      });
+}