Merge pull request #834 from redboltz/limit_cov_guard

Limited codecov trigger.

.github/workflows/coverage.yml

@@ -1,6 +1,13 @@
 name: coverage
 
-on: push
+on:
+  pull_request:
+    types: [opened, synchronize]
+  push:
+    branches:
+    - master
+    tags:
+    - '*'
 
 jobs:
 
@@ -46,9 +53,10 @@ jobs:
         make test
     - name: Upload coverage to Codecov
       working-directory: build
-      env:
-        CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
       run: |
-        wget https://codecov.io/bash -O codecov
-        chmod +x codecov
-        ./codecov -t $CODECOV_TOKEN -B $GITHUB_REF -s .
+        # Create lcov report
+        lcov --capture --directory . --output-file coverage.info
+        lcov --remove coverage.info '/usr/*' --output-file coverage.info # filter system-files
+        lcov --list coverage.info # debug info
+        # Uploading report to CodeCov
+        bash <(curl -s https://codecov.io/bash) -f coverage.info || echo "Codecov did not collect coverage reports"

codecov.yml

@@ -0,0 +1,36 @@
+codecov:
+  notify:
+    require_ci_to_pass: yes
+
+coverage:
+  precision: 2
+  round: down
+  range: "70...100"
+
+  status:
+    project: yes
+    patch: yes
+    changes: no
+
+parsers:
+  gcov:
+    branch_detection:
+      conditional: yes
+      loop: yes
+      method: no
+      macro: no
+
+comment:
+  layout: "header, diff"
+  behavior: default
+  require_changes: no
+
+ignore:
+  - "test"
+  - "fuzz"
+  - "erb"
+  - "ci"
+  - "cmake"
+  - "examle"
+  - "external"
+  - "usr"