rustfmt, clippy, gh actions, justfile, Default app (#4)

* `Default` app
* add zed settings
* add justfile
* flake: update devShell, ignore tests, add `just`
* update README
* gh actions: lint, format, tests. build

.github/workflows/ci.yml

@@ -0,0 +1,39 @@
+name: lint, format, test, build
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+
+jobs:
+
+  check:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: DeterminateSystems/nix-installer-action@main
+      - uses: DeterminateSystems/magic-nix-cache-action@main
+      - name: Check formatting
+        run: nix develop --command cargo fmt --all -- --check
+      - name: Run clippy
+        run: nix develop --command cargo clippy -- -D warnings
+      - name: Run tests
+        run: nix develop --command cargo test
+
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: DeterminateSystems/nix-installer-action@main
+      - uses: DeterminateSystems/magic-nix-cache-action@main
+      - name: Run tests
+        run: nix develop --command cargo test
+
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: DeterminateSystems/nix-installer-action@main
+      - uses: DeterminateSystems/magic-nix-cache-action@main
+      - name: Build project
+        run: nix build .#timr

.zed/settings.json

@@ -0,0 +1,17 @@
+// Folder-specific settings
+//
+// For a full list of overridable settings, and general information on folder-specific settings,
+// see the documentation: https://zed.dev/docs/configuring-zed#settings-files
+{
+  "format_on_save": "on",
+  "formatter": "language_server",
+  "lsp": {
+    "rust-analyzer": {
+      "initialization_options": {
+        "check": {
+          "command": "clippy" // rust-analyzer.check.command (default: "check")
+        }
+      }
+    }
+  }
+}

README.md

@@ -1,6 +1,6 @@
 # tim:r
 
-## Development
+## Build from source
 
 ### Requirements
 
@@ -13,17 +13,20 @@ If `direnv` is installed, run `direnv allow` once to install dependencies. Other
 
 #### Non Nix user
 
-- [`Rust`](https://www.rust-lang.org/)
+- [`Rust`](https://www.rust-lang.org/learn/get-started)
+- [`Clippy`](https://github.com/rust-lang/rust-clippy)
+- [`rustfmt`](https://github.com/rust-lang/rustfmt)
+- [`just`](https://just.systems)
 
 
-#### Build/run
+#### Run
 
 ```sh
 cargo run
 ```
 
 
-## Build release
+#### Build
 
 - Linux
 ```sh
@@ -34,3 +37,22 @@ nix build
 ```sh
 nix build .#windows
 ```
+
+#### Commands to `run`, `build` etc.
+
+```sh
+just --list
+
+Available recipes:
+    build   # build app
+    b       # alias for `build`
+    default
+    format  # format files
+    f       # alias for `format`
+    lint    # lint
+    l       # alias for `lint`
+    run     # run app
+    r       # alias for `run`
+    test    # run tests
+    t       # alias for `test`
+```

flake.nix

@@ -28,6 +28,7 @@
           cargoArtifacts = craneLib.buildDepsOnly {
             src = craneLib.cleanCargoSource ./.;
           };
+          doCheck = false;  # skip tests during nix build
         };
 
         # Native build
@@ -64,20 +65,17 @@
           windows = crossBuild;
         };
 
-        # Separate artifacts for CI caching
-        checks = {
-          inherit timr;
-          cargoArtifacts = commonArgs.cargoArtifacts;
-        };
-
         # Development shell with all necessary tools
-        devShells.default = pkgs.mkShell {
-          buildInputs = with pkgs; [
-            rust-analyzer
-            clippy
-            rustfmt
-            toolchain
-          ];
+        devShell = with nixpkgs.legacyPackages.${system}; mkShell {
+              buildInputs = with fenix.packages.${system}.stable; [
+                rust-analyzer
+                clippy
+                rustfmt
+                toolchain
+                just
+              ];
+
+
 
           inherit (commonArgs) src;
           RUST_SRC_PATH = "${toolchain}/lib/rustlib/src/rust/library";

justfile

@@ -0,0 +1,32 @@
+# The `--fmt` command is currently unstable.
+
+set unstable := true
+
+default: run
+
+alias b := build
+alias f := format
+alias l := lint
+alias t := test
+alias r := run
+
+# build app
+build:
+    cargo build
+
+# run tests
+test:
+    cargo test
+
+# format files
+format:
+    just --fmt
+    cargo fmt --check
+
+# lint
+lint:
+    cargo clippy --no-deps
+
+# run app
+run:
+    cargo run

src/app.rs

@@ -7,27 +7,28 @@ use ratatui::{
     widgets::{Block, Paragraph, Widget},
     DefaultTerminal, Frame,
 };
-use strum::{Display, EnumIter, FromRepr};
 
 use crate::footer::Footer;
 use crate::pomodoro::Pomodoro;
 use crate::timer::Timer;
 use crate::{countdown::Countdown, utils::center};
 
-#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+#[derive(Debug, Default, Clone, Copy, PartialEq, Eq)]
 enum Mode {
+    #[default]
     Running,
     Quit,
 }
 
-#[derive(Debug, Clone, Copy, Display, EnumIter, FromRepr, PartialEq, Eq, PartialOrd, Ord)]
+#[derive(Debug, Default, Clone, Copy, PartialEq, Eq, PartialOrd, Ord)]
 pub enum Content {
+    #[default]
     Countdown,
     Timer,
     Pomodoro,
 }
 
-#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+#[derive(Debug, Default, Clone, Copy, PartialEq, Eq)]
 pub struct App {
     content: Content,
     mode: Mode,
@@ -35,14 +36,6 @@ pub struct App {
 }
 
 impl App {
-    pub const fn new() -> Self {
-        Self {
-            content: Content::Countdown,
-            mode: Mode::Running,
-            show_menu: false,
-        }
-    }
-
     pub fn run(mut self, mut terminal: DefaultTerminal) -> Result<()> {
         while self.is_running() {
             terminal

src/main.rs

@@ -11,7 +11,7 @@ use color_eyre::{eyre::Context, Result};
 fn main() -> Result<()> {
     color_eyre::install()?;
     let terminal = ratatui::init();
-    let app_result = App::new().run(terminal).context("app loop failed");
+    let app_result = App::default().run(terminal).context("app loop failed");
     ratatui::restore();
     app_result
 }