Create coverage.yml

Author: thsackos

.github/workflows/coverage.yml

@@ -0,0 +1,41 @@
+name: Code Coverage
+on:
+  push:
+    branches: [ "main" ]
+    paths:
+      - .github/workflows/*
+      - src/**
+      - build.zig
+      - build.zig.zon
+jobs:
+  coverage:
+    if: github.repository_owner == 'zigtools'
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: ⬇️ Checkout
+      uses: actions/checkout@v4
+
+    - name: (Z) Install Zig
+      uses: goto-bus-stop/setup-zig@v2
+      with:
+        version: master
+
+    - run: zig env
+
+    - name: Install kcov
+      run: |
+        wget https://github.com/SimonKagstrom/kcov/releases/download/v42/kcov-amd64.tar.gz
+        sudo tar xf kcov-amd64.tar.gz -C /
+
+    - name: Run Tests with kcov
+      run: |
+        kcov --version
+        zig build test -Dcoverage --summary all
+
+    - name: Upload to Codecov
+      uses: codecov/codecov-action@v5
+      with:
+        directory: zig-out/coverage/kcov-merged
+        fail_ci_if_error: true
+        verbose: true