chore: Adds llvm test coverage export

Author: NeedleInAJayStack

.github/workflows/build.yml

@@ -23,22 +23,27 @@ jobs:
       - name: Run format linting
         run: docker run --rm -v ${{ github.workspace }}:/repo ghcr.io/nicklockwood/swiftformat:latest /repo --lint
 
-  # Disabled until https://github.com/paulofaria/test-reporter is updated to Swift 5.4
   macos:
     name: Build and test on macOS
     runs-on: macOS-latest
     steps:
-    - uses: actions/checkout@v2
-    - name: Set code coverage path 
-      run: echo "codecov_path=$(swift test --show-codecov-path)" >> $GITHUB_ENV
-    - name: Test and publish code coverage to Code Climate
-      uses: paulofaria/codeclimate-action@master
-      env:
-        CC_TEST_REPORTER_ID: ${{secrets.CC_TEST_REPORTER_ID}}
+    - uses: maxim-lobanov/setup-xcode@v1
       with:
-        downloadUrl: https://github.com/paulofaria/test-reporter/releases/download/0.9.0/test-reporter-0.9.0-darwin-amd64
-        coverageCommand: swift test --parallel --enable-test-discovery --enable-code-coverage
-        coverageLocations: ${{ env.codecov_path }}:lcov-json
+        xcode-version: latest
+    - uses: actions/checkout@v3
+    - name: Build and test
+      run: swift test --parallel --enable-test-discovery --enable-code-coverage
+    - name: Get test coverage html
+      run: llvm-cov show \
+        .build/x86_64-apple-macosx/debug/GraphitiPackageTests.xctest/Contents/MacOS/GraphitiPackageTests \
+        --instr-profile .build/x86_64-apple-macosx/debug/codecov/default.profdata \
+        --format html \
+        --output-dir=.test-coverage
+    - name: Upload test coverage html
+      uses: actions/upload-artifact@v2
+      with:
+        name: test-coverage-report
+        path: .test-coverage
 
   # ubuntu-latest is ubuntu-22.04 currently. Swift versions older than 5.7 don't have builds for 22.04. https://www.swift.org/download/ 
   ubuntu-old:

.gitignore

@@ -3,3 +3,6 @@
 ### SwiftPM ###
 /.build
 /.swiftpm
+
+### CI Artifacts ###
+/.test-coverage