add codecov to work on any branch

Author: Johanna

.github/workflows/codecov.yml

@@ -2,16 +2,15 @@ name: Rust codecov
 
 on:
   push:
-    branches: [ "master" ]
+    branches: [ '*' ]  # Run on all branches
   pull_request:
-    branches: [ "master" ]
+    branches: [ '*' ]  # Run on PRs to all branches
 
 env:
   CARGO_TERM_COLOR: always
 
 jobs:
   build:
-
     runs-on: ubuntu-latest
 
     steps:
@@ -20,27 +19,27 @@ jobs:
       with:
         toolchain: nightly
         override: true
+        components: llvm-tools-preview  # Required for grcov
+
     - name: Build
       run: cargo build --verbose
+
     - name: Run tests
       run: cargo test --verbose --no-fail-fast
       env:
         CARGO_INCREMENTAL: '0'
         RUSTFLAGS: '-Zprofile -Ccodegen-units=1 -Cinline-threshold=0 -Clink-dead-code -Coverflow-checks=off -Cpanic=abort -Zpanic_abort_tests'
         RUSTDOCFLAGS: '-Zprofile -Ccodegen-units=1 -Cinline-threshold=0 -Clink-dead-code -Coverflow-checks=off -Cpanic=abort -Zpanic_abort_tests'
-    - name: rust-grcov
-      # You may pin to the exact commit or the version.
-      # uses: actions-rs/grcov@bb47b1ed7883a1502fa6875d562727ace2511248
-      uses: actions-rs/[email protected]
-      with:
-        config: .github/config/grcov.yml
-    - name: Codecov
-      # You may pin to the exact commit or the version.
-      # uses: codecov/codecov-action@81cd2dc8148241f03f5839d295e000b8f761e378
-      uses: codecov/[email protected]
+
+    - name: Run grcov
+      run: |
+        cargo install grcov
+        grcov . -s . --binary-path ./target/debug/ -t lcov --branch --ignore-not-existing --ignore "/*" -o lcov.info
+
+    - name: Upload coverage to Codecov
+      uses: codecov/codecov-action@v3
       with:
-        # Repository upload token - get it from codecov.io. Required only for private repositories
         token: ${{ secrets.CODECOV_TOKEN }}
-        # Specify whether the Codecov output should be verbose
-        verbose: true
-        fail_ci_if_error: true
+        files: lcov.info
+        fail_ci_if_error: true
+        verbose: true