Tweak coverage job (#364)

* Add step ids, better names

* Split out Clippy to its own job

* If coverage goes down, don't fail the build

* Go back to tarpaulin

* bump version of tarpaulin

* config tarpaulin

.github/workflows/main.yml

@@ -19,51 +19,34 @@ jobs:
         BRANCH_NAME=${BRANCH_NAME,,} && \
         gcloud builds submit . --config cloudbuild.yaml --project zealous-zebra --substitutions BRANCH_NAME=$BRANCH_NAME
 
-
-  codecov:
-    name: Code Coverage & Clippy
+  grcov:
+    name: Code Coverage
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v2
       - uses: actions-rs/toolchain@v1
         with:
           toolchain: stable
           override: true
-      - name: Cache cargo registry
-        uses: actions/cache@v1
+      - name: Run cargo-tarpaulin
+        uses: actions-rs/tarpaulin@v0.1
         with:
-          path: ~/.cargo/registry
-          key: ${{ runner.os }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
-      - name: Cache cargo index
-        uses: actions/cache@v1
+          version: '0.12.3'
+          timeout: 300
+      - name: Upload coverage report to Codecov
+        uses: codecov/codecov-action@v1
+
+  clippy:
+    name: Clippy
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions-rs/toolchain@v1
         with:
-          path: ~/.cargo/git
-          key: ${{ runner.os }}-cargo-index-${{ hashFiles('**/Cargo.lock') }}
-      - name: Cache cargo build
-        uses: actions/cache@v1
-        with:
-          path: target
-          key: ${{ runner.os }}-cargo-build-target-${{ hashFiles('**/Cargo.lock') }}
+          toolchain: stable
+          override: true
       - name: Run clippy
         uses: actions-rs/clippy-check@v1
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           args: --all-features
-      - name: Install cargo-tarpaulin
-        uses: actions-rs/cargo@v1
-        with:
-          command: install
-          args: cargo-tarpaulin
-      - name: Generate coverage report
-        uses: actions-rs/cargo@v1
-        with:
-          command: tarpaulin
-          args: --verbose --count --workspace --timeout 300 --out Xml
-      - name: Archive code coverage results
-        uses: actions/upload-artifact@v1
-        with:
-          name: code-coverage-report
-          path: cobertura.xml
-      - uses: codecov/codecov-action@v1
-
-

codecov.yml

@@ -0,0 +1,15 @@
+
+coverage:
+  range: "50...100"
+  status:
+    project:
+      default:
+        informational: true
+
+parsers:
+  gcov:
+    branch_detection:
+      conditional: yes
+      loop: yes
+      method: yes
+      macro: yes