.github/workflows/rust.yml

@@ -7,6 +7,10 @@ jobs:
     name: Check
     runs-on: ubuntu-latest
     steps:
+      - name: Install Protoc
+        uses: arduino/setup-protoc@v1
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
       - uses: actions/checkout@v2
       - uses: actions-rs/toolchain@v1
         with:
@@ -22,12 +26,12 @@ jobs:
 
       # Caching
       - name: Cache cargo registry
-        uses: actions/cache@v1
+        uses: actions/cache@v4
         with:
           path: ~/.cargo/registry
           key: cargo-registry-${{ hashFiles('Cargo.toml') }}
       - name: Cache cargo index
-        uses: actions/cache@v1
+        uses: actions/cache@v4
         with:
           path: ~/.cargo/git
           key: cargo-index-${{ hashFiles('Cargo.toml') }}
@@ -39,12 +43,16 @@ jobs:
       - uses: actions-rs/cargo@v1
         with:
           command: test
-          args: --benches
+          args: --benches --all-features
 
   test:
     name: Test Suite
     runs-on: ubuntu-latest
     steps:
+      - name: Install Protoc
+        uses: arduino/setup-protoc@v1
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
       - uses: actions/checkout@v2
       - uses: actions-rs/toolchain@v1
         with:
@@ -60,25 +68,29 @@ jobs:
 
       # Caching
       - name: Cache cargo registry
-        uses: actions/cache@v1
+        uses: actions/cache@v4
         with:
           path: ~/.cargo/registry
           key: cargo-registry-${{ hashFiles('Cargo.toml') }}
       - name: Cache cargo index
-        uses: actions/cache@v1
+        uses: actions/cache@v4
         with:
           path: ~/.cargo/git
           key: cargo-index-${{ hashFiles('Cargo.toml') }}
 
       - uses: actions-rs/cargo@v1
         with:
           command: test
-          args: --all
+          args: --all --all-features
 
   fmt:
     name: Rustfmt
     runs-on: ubuntu-latest
     steps:
+      - name: Install Protoc
+        uses: arduino/setup-protoc@v1
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
       - uses: actions/checkout@v2
       - uses: actions-rs/toolchain@v1
         with:
@@ -95,6 +107,10 @@ jobs:
     name: Clippy
     runs-on: ubuntu-latest
     steps:
+      - name: Install Protoc
+        uses: arduino/setup-protoc@v1
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
       - uses: actions/checkout@v2
       - uses: actions-rs/toolchain@v1
         with:
@@ -105,25 +121,29 @@ jobs:
 
       # Caching
       - name: Cache cargo registry
-        uses: actions/cache@v1
+        uses: actions/cache@v4
         with:
           path: ~/.cargo/registry
           key: cargo-registry-${{ hashFiles('Cargo.toml') }}
       - name: Cache cargo index
-        uses: actions/cache@v1
+        uses: actions/cache@v4
         with:
           path: ~/.cargo/git
           key: cargo-index-${{ hashFiles('Cargo.toml') }}
 
       - uses: actions-rs/cargo@v1
         with:
           command: clippy
-          args: -- -D warnings
+          args: --workspace --all-targets -- -D warnings
 
   check-rustdoc-links:
     name: Check rustdoc intra-doc links
     runs-on: ubuntu-latest
     steps:
+      - name: Install Protoc
+        uses: arduino/setup-protoc@v1
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
       - uses: actions/checkout@v2
       - uses: actions-rs/toolchain@v1
         with:
@@ -135,4 +155,24 @@ jobs:
           RUSTDOCFLAGS: "--deny broken_intra_doc_links"
         with:
           command: doc
-          args: --verbose --workspace --no-deps --document-private-items
+          args: --verbose --workspace --no-deps --document-private-items --all-features
+
+  cross-compile:
+    name: Cross compile
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        target:
+          - armv7-unknown-linux-gnueabihf
+          - powerpc-unknown-linux-gnu
+          - powerpc64-unknown-linux-gnu
+          - wasm32-unknown-unknown
+    steps:
+      - uses: actions/checkout@v2
+
+      - uses: dtolnay/rust-toolchain@stable
+        with:
+          target: ${{ matrix.target }}
+
+      # Note that this does not test the `protobuf` feature (for now). See reasoning in https://github.com/prometheus/client_rust/pull/98/.
+      - run: cargo check --target=${{ matrix.target }}