From ad01e928ced99f053f3dc80484a007a44ab1940c Mon Sep 17 00:00:00 2001
From: Franck Cuny <franck@fcuny.net>
Date: Thu, 28 Aug 2025 07:49:47 -0700
Subject: add home-manager settings for rust

---
 home/profiles/mac.nix                             |  1 +
 home/programs/emacs/default.nix                   |  2 ++
 home/programs/emacs/site-lisp/init-programming.el | 12 ++++++++++++
 home/programs/fish.nix                            |  2 --
 home/programs/rust.nix                            | 15 +++++++++++++++
 5 files changed, 30 insertions(+), 2 deletions(-)
 create mode 100644 home/programs/rust.nix

(limited to 'home')

diff --git a/home/profiles/mac.nix b/home/profiles/mac.nix
index 2e61198..4eb237b 100644
--- a/home/profiles/mac.nix
+++ b/home/profiles/mac.nix
@@ -13,6 +13,7 @@
     "${self}/home/programs/git.nix"
     "${self}/home/programs/go.nix"
     "${self}/home/programs/onepassword.nix"
+    "${self}/home/programs/rust.nix"
     "${self}/home/programs/ssh.nix"
     "${self}/home/programs/starship.nix"
     "${self}/home/programs/tmux.nix"
diff --git a/home/programs/emacs/default.nix b/home/programs/emacs/default.nix
index 2c88b8e..b657bca 100644
--- a/home/programs/emacs/default.nix
+++ b/home/programs/emacs/default.nix
@@ -9,6 +9,7 @@ let
     epkgs: with epkgs; [
       aidermacs # pair programming in Emacs with Aider
       cape
+      cargo
       consult
       consult-denote
       corfu
@@ -38,6 +39,7 @@ let
       orderless
       protobuf-mode
       rg
+      rust-mode
       terraform-mode
       toml-mode
       tree-sitter
diff --git a/home/programs/emacs/site-lisp/init-programming.el b/home/programs/emacs/site-lisp/init-programming.el
index a2299cf..1bad02f 100644
--- a/home/programs/emacs/site-lisp/init-programming.el
+++ b/home/programs/emacs/site-lisp/init-programming.el
@@ -100,6 +100,7 @@
 	      ("C-c l f" . eglot-format-buffer))
   :hook ((go-mode     . eglot-ensure)
 	 (python-mode . eglot-ensure)
+	 (rust-mode   . eglot-ensure)
 	 (nix-mode    . eglot-ensure))
   :custom
   (eglot-send-changes-idle-time 0.1)
@@ -194,6 +195,17 @@
   (css-indent-offset 2)
   (cssm-indent-level 1))
 
+(use-package rust-mode
+  :hook eglot-ensure
+  :config
+  (with-eval-after-load 'exec-path-from-shell
+    (exec-path-from-shell-copy-envs '("RUSTUP_HOME" "CARGO_HOME")))
+  (setq rust-format-on-save t))
+
+(use-package cargo
+  :hook (rust-mode . cargo-minor-mode))
+
+
 (provide 'init-programming)
 
 ;;; init-programming.el ends here
diff --git a/home/programs/fish.nix b/home/programs/fish.nix
index e5a1013..0cbed8c 100644
--- a/home/programs/fish.nix
+++ b/home/programs/fish.nix
@@ -5,8 +5,6 @@
     interactiveShellInit = ''
       set fish_greeting ""
 
-      fish_add_path -p ~/.cargo/bin/
-
       # Add utmctl to PATH
       fish_add_path /Applications/UTM.app/Contents/MacOS/
     '';
diff --git a/home/programs/rust.nix b/home/programs/rust.nix
new file mode 100644
index 0000000..5dc5dfa
--- /dev/null
+++ b/home/programs/rust.nix
@@ -0,0 +1,15 @@
+{ config, pkgs, ... }:
+{
+  home.packages = with pkgs; [
+    rustup
+  ];
+
+  home.sessionVariables = {
+    RUSTUP_HOME = "${config.xdg.dataHome}/rustup";
+    CARGO_HOME = "${config.xdg.dataHome}/cargo";
+  };
+
+  home.sessionPath = [
+    "${config.home.homeDirectory}/.cargo/bin"
+  ];
+}
-- 
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