support cargox pkg@version foo

Author: mxcl

.github/workflows/ci.yml

@@ -19,11 +19,8 @@ jobs:
         os: [ubuntu-latest, macos-latest, windows-latest]
 
     steps:
-    - name: Checkout code
-      uses: actions/checkout@v4
-
-    - name: Install Rust
-      uses: dtolnay/rust-toolchain@stable
+    - uses: actions/checkout@v4
+    - uses: dtolnay/rust-toolchain@stable
 
     - name: Cache cargo registry
       uses: actions/cache@v4
@@ -49,24 +46,30 @@ jobs:
         restore-keys: |
           ${{ runner.os }}-target-
 
-    - name: Run tests
-      run: cargo test
+    - run: cargo test
 
-  lint:
-    name: Lint and Format
+  cargo-fmt:
+    name: Lint (fmt)
     runs-on: ubuntu-latest
 
     steps:
-    - name: Checkout code
-      uses: actions/checkout@v4
+    - uses: actions/checkout@v4
+    - uses: dtolnay/rust-toolchain@stable
+      with:
+        components: rustfmt
+    - run: cargo fmt --check
 
-    - name: Install Rust
-      uses: dtolnay/rust-toolchain@stable
+  clippy:
+    name: Lint (clippy)
+    runs-on: ${{ matrix.os }}
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+    steps:
+    - uses: actions/checkout@v4
+    - uses: dtolnay/rust-toolchain@stable
       with:
         components: rustfmt, clippy
-
-    - name: Check formatting
-      run: cargo fmt -- --check
-
-    - name: Run clippy
+    - name: clippy
       run: cargo clippy --all-targets --all-features -- -D warnings