Testing examples and benchmarks in CI

.github/workflows/examples.yml

@@ -0,0 +1,38 @@
+on: [push, pull_request]
+
+name: Extra crates CI
+
+jobs:
+  # Check `examples` and `benchmarks` crates separately
+  examples_and_benchmarks:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os:
+          - ubuntu-latest
+          - macOS-latest
+          - windows-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions-rs/toolchain@v1
+        with:
+          profile: minimal
+          toolchain: nightly
+          override: true
+          components: rustfmt,clippy
+      - uses: actions-rs/cargo@v1
+        with:
+          command: fmt
+          args: --all -- --check
+      - uses: actions-rs/cargo@v1
+        with:
+          command: clippy
+          args: --all -- --check
+      - uses: actions-rs/cargo@v1
+        with:
+          command: build
+          args: -p examples --all-targets
+      - uses: actions-rs/cargo@v1
+        with:
+          command: build
+          args: -p benchmarks --all-targets