ci: fix codecov

.github/workflows/codecov.yml

@@ -14,33 +14,40 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
-      - name: Install latest nightly
+      - name: Set up toolchain
         uses: actions-rs/toolchain@v1
         with:
-          toolchain: nightly
+          profile: minimal
+          toolchain: stable
           override: true
-      - name: Build & test
+          components: rustfmt, llvm-tools-preview
+      - name: Build
         uses: actions-rs/cargo@v1
         with:
-          command: test
-          args: --workspace --all-features --no-fail-fast
+          command: build
+          args: --release
         env:
-          CARGO_INCREMENTAL: '0'
-          RUSTFLAGS: '-Zprofile -Ccodegen-units=1 -Cinline-threshold=0 -Clink-dead-code -Coverflow-checks=off'
-          RUSTDOCFLAGS: '-Zprofile -Ccodegen-units=1 -Cinline-threshold=0 -Clink-dead-code -Coverflow-checks=off'
-      - id: coverage
-        name: Generate coverage
-        uses: actions-rs/[email protected]
+          CARGO_INCREMENTAL: "0"
+          RUSTFLAGS: "-Cinstrument-coverage"
+          RUSTDOCFLAGS: "-Cinstrument-coverage"
+      - name: Test
+        uses: actions-rs/cargo@v1
         with:
-          args: >
-            -t lcov
-            --llvm
-            --ignore-not-existing
-            --ignore "/*"
-            -o ./target/lcov.info
-            ./target/debug/
+          command: test
+          args: --all-features --no-fail-fast
+        env:
+          CARGO_INCREMENTAL: "0"
+          RUSTFLAGS: "-Cinstrument-coverage"
+          RUSTDOCFLAGS: "-Cinstrument-coverage"
+      - name: Install grcov
+        run: if [[ ! -e ~/.cargo/bin/grcov ]]; then cargo install grcov; fi
+      - name: Generate coverage
+        run: grcov . --binary-path target/debug/deps/ -s . -t lcov --branch --ignore-not-existing --ignore '../**' --ignore '/*' -o coverage.lcov
       - name: Upload coverage to Codecov
-        uses: codecov/codecov-action@v1
+        uses: codecov/codecov-action@v3
         with:
-          file: ${{ steps.coverage.outputs.report }}
-          directory: ./coverage/reports/
+          files: ./coverage.lcov
+          flags: rust
+          fail_ci_if_error: true
+        env:
+          CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}