Generate completions at compile-time

.github/workflows/build-for-release.yml

@@ -1,8 +1,9 @@
 name: Build assets for a Release
 
 on:
-  release:
-    types: [published]
+  push:
+    tags:
+      - "v[0-9]+.[0-9]+.[0-9]+"
 
 jobs:
   build-artifact:
@@ -12,39 +13,52 @@ jobs:
         os: [ubuntu-latest, windows-latest]
         include:
           - os: ubuntu-latest
-            exe_suffix: ""
             target: x86_64-unknown-linux-musl
           - os: windows-latest
-            exe_suffix: ".exe"
             target: x86_64-pc-windows-msvc
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
+
       - uses: actions-rs/toolchain@v1
         with:
           profile: minimal
           toolchain: stable
           target: ${{ matrix.target }}
           override: true
+
       - name: Cache dependencies
-        uses: Swatinem/rust-cache@v1
-      - uses: actions-rs/cargo@v1
+        uses: Swatinem/rust-cache@v2
+
+      - name: Build
+        run: cargo build --release --locked --verbose --target ${{ matrix.target }}
+
+      - name: Pack completions
+        if: matrix.os == 'ubuntu-latest' # Runs only once
+        run: zip -r completions.zip completions
+
+      - name: Upload asset on Linux
+        uses: softprops/action-gh-release@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        if: startsWith(github.ref, 'refs/tags/') && matrix.os == 'ubuntu-latest'
         with:
-          command: build
-          args: --release --locked --verbose --target ${{ matrix.target }}
-      - name: Upload asset
-        uses: actions/[email protected]
+          files: |
+            target/${{ matrix.target }}/release/dotter
+            completions.zip
+
+      - name: Upload asset on Windows
+        uses: softprops/action-gh-release@v1
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        if: startsWith(github.ref, 'refs/tags/') && matrix.os == 'windows-latest'
         with:
-          asset_path: target/${{ matrix.target }}/release/dotter${{ matrix.exe_suffix }}
-          asset_name: dotter${{ matrix.exe_suffix }}
-          asset_content_type: application/octet-stream
-          upload_url: ${{ github.event.release.upload_url }}
+          files: target/${{ matrix.target }}/release/dotter.exe
+
   cargo-publish:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v1
-      - run: cargo login ${CRATES_IO_TOKEN}
-        env:
-          CRATES_IO_TOKEN: ${{ secrets.CRATES_IO_TOKEN }}
-      - run: cargo publish
+      runs-on: ubuntu-latest
+      steps:
+        - uses: actions/checkout@v3
+        - run: cargo login ${CRATES_IO_TOKEN}
+          env:
+            CRATES_IO_TOKEN: ${{ secrets.CRATES_IO_TOKEN }}
+        - run: cargo publish

Cargo.toml

@@ -14,6 +14,7 @@ license = "Unlicense"
 anyhow = "1.*"
 clap = { version = "4.0.26", features = ["derive"] }
 clap_complete = "4.0.5"
+clap_complete_nushell = "0.1.10"
 crossterm = "0.25.0"
 diff = "0.1.*"
 handlebars = { version = "4.*", features = ["script_helper"] }
@@ -38,6 +39,11 @@ mockall = "0.11.3"
 # Enable this instead for better failure messages (on nightly only)
 # mockall = { version = "0.9.*", features = ["nightly"] }
 
+[build-dependencies]
+clap = { version = "4.0.26", features = ["derive"] }
+clap_complete = "4.0.5"
+clap_complete_nushell = "0.1.10"
+
 [target.'cfg(windows)'.dependencies]
 dunce = "1.*"
 

README.md

@@ -48,7 +48,6 @@ Commands:
   undeploy         Delete all deployed files from their target locations. Note that this operates on all files that are currently in cache
   init             Initialize global.toml with a single package containing all the files in the current directory pointing to a dummy value and a local.toml that selects that package
   watch            Run continuously, watching the repository for changes and deploying as soon as they happen. Can be ran with `--dry-run`
-  gen-completions  Generate shell completions
   help             Print this message or the help of the given subcommand(s)
 
 Options:

build.rs

@@ -0,0 +1,24 @@
+#[path = "src/args.rs"]
+mod args;
+
+use self::args::Options;
+use clap::CommandFactory;
+use clap_complete::generate_to;
+use clap_complete::Shell::*;
+use clap_complete_nushell::Nushell;
+use std::io;
+
+fn main() -> io::Result<()> {
+    let cmd = &mut Options::command();
+    let name = "dotter";
+    let dir = "completions";
+
+    generate_to(Bash, cmd, name, dir)?;
+    generate_to(Zsh, cmd, name, dir)?;
+    generate_to(Elvish, cmd, name, dir)?;
+    generate_to(Fish, cmd, name, dir)?;
+    generate_to(PowerShell, cmd, name, dir)?;
+    generate_to(Nushell, cmd, name, dir)?;
+
+    Ok(())
+}