From 5ecb6fe32ca57c30b5507c63fe62c32581b2ddea Mon Sep 17 00:00:00 2001
From: Mike Vink <ivi@vinkies.net>
Date: Mon, 30 Oct 2023 13:21:42 +0100
Subject: add rust template

---
 templates/rust/.envrc    |  4 ++++
 templates/rust/flake.nix | 56 ++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 60 insertions(+)
 create mode 100644 templates/rust/.envrc
 create mode 100644 templates/rust/flake.nix

(limited to 'templates')

diff --git a/templates/rust/.envrc b/templates/rust/.envrc
new file mode 100644
index 0000000..1305de8
--- /dev/null
+++ b/templates/rust/.envrc
@@ -0,0 +1,4 @@
+if ! has nix_direnv_version || ! nix_direnv_version 2.2.0; then
+    source_url "https://raw.githubusercontent.com/nix-community/nix-direnv/2.2.0/direnvrc" "sha256-5EwyKnkJNQeXrRkYbwwRBcXbibosCJqyIUuz9Xq+LRc="
+fi
+use flake
diff --git a/templates/rust/flake.nix b/templates/rust/flake.nix
new file mode 100644
index 0000000..8a75f83
--- /dev/null
+++ b/templates/rust/flake.nix
@@ -0,0 +1,56 @@
+{
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
+    flake-parts.url = "github:hercules-ci/flake-parts";
+    systems.url = "github:nix-systems/default";
+    treefmt-nix.url = "github:numtide/treefmt-nix";
+  };
+
+  outputs = inputs:
+    inputs.flake-parts.lib.mkFlake { inherit inputs; } {
+      systems = import inputs.systems;
+      imports = [
+        inputs.treefmt-nix.flakeModule
+      ];
+      perSystem = { config, self', pkgs, lib, system, ... }:
+        let
+          nonRustDeps = [
+            pkgs.libiconv
+          ];
+        in
+        {
+          # Rust dev environment
+          devShells.default = pkgs.mkShell {
+            inputsFrom = [
+              config.treefmt.build.devShell
+            ];
+            shellHook = ''
+              # For rust-analyzer 'hover' tooltips to work.
+              export RUST_SRC_PATH=${pkgs.rustPlatform.rustLibSrc}
+
+              echo
+              echo "🍎🍎 Run 'just <recipe>' to get started"
+              just
+            '';
+            buildInputs = nonRustDeps;
+            nativeBuildInputs = with pkgs; [
+              just
+              rustc
+              cargo
+              cargo-watch
+              rust-analyzer
+            ];
+          };
+
+          # Add your auto-formatters here.
+          # cf. https://numtide.github.io/treefmt/
+          treefmt.config = {
+            projectRootFile = "flake.nix";
+            programs = {
+              nixpkgs-fmt.enable = true;
+              rustfmt.enable = true;
+            };
+          };
+        };
+    };
+}
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