Reconsolidate GitHub Actions workflows

Author: John McFarlane

Diff for: .github/workflows/pr.yml

@@ -340,4 +340,119 @@ jobs:
         with:
           name: documentation
           path: ${{github.workspace}}/htdocs
+
+  # Build and test latest on Linux using only CMake
+  cmake:
+    strategy:
+      fail-fast: false
+      matrix:
+        compiler: [gcc, clang]
+        include:
+          - compiler: clang
+            stdlib-flag: "-stdlib=libc++"
+            toolchain: clang-libc++.cmake
+            container: johnmcfarlane/cnl_ci:clang-head-libcpp
+          - compiler: gcc
+            stdlib-flag: "-fsanitize=address,undefined"
+            toolchain: gcc.cmake
+            container: johnmcfarlane/cnl_ci:gcc-12
+        build_type: ["Release", "Debug"]
+        cxx-extensions: ["ON", "OFF"]
+        exceptions: ["ON", "OFF"]
+
+    container: ${{matrix.container}}
+    runs-on: ubuntu-20.04
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Restore Compiler Cache
+        uses: hendrikmuhs/ccache-action@v1
+        env:
+          CACHE_SLUG: cmake-${{ matrix.compiler }}-${{ matrix.build_type }}-${{ matrix.cxx-extensions }}-${{ matrix.exceptions }}
+        with:
+          key: ${{ env.CACHE_SLUG }}-${{ hashFiles('test/toolchain/**') }}
+
+      - name: Cache Report
+        run: |
+          ccache -s
+
+      - name: Build and Install GTest
+        env:
+          CXXFLAGS: ${{matrix.stdlib-flag}}
+        run: |
+          git clone https://github.com/google/googletest.git
+          cd googletest
+          git checkout 8d51dc50eb7e7698427fed81b85edad0e032112e
+          cmake \
+            -DCMAKE_CXX_COMPILER_LAUNCHER:STRING=ccache \
+            -DCMAKE_TOOLCHAIN_FILE:FILEPATH=$GITHUB_WORKSPACE/test/toolchain/${{matrix.toolchain}} \
+            .
+          cmake --build . --target install
+
+      - name: Configure CNL
+        run: |
+          cmake \
+            -DCMAKE_BUILD_TYPE=${{matrix.build_type}} \
+            -DCMAKE_CXX_COMPILER_LAUNCHER:STRING=ccache \
+            -DCMAKE_CXX_EXTENSIONS=${{matrix.cxx-extensions}} \
+            -DCMAKE_TOOLCHAIN_FILE:FILEPATH=$GITHUB_WORKSPACE/test/toolchain/${{matrix.toolchain}} \
+            -DCNL_EXCEPTIONS=${{matrix.exceptions}} \
+            -DCNL_SANITIZE=ON \
+            $GITHUB_WORKSPACE
+
+      - name: Build CNL
+        run: cmake --build $GITHUB_WORKSPACE --target test-all
+
+      - name: Test CNL
+        run: ctest --output-on-failure
+
+  # Install on mature Linux distro using only CMake
+  install:
+    runs-on: ubuntu-18.04
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Configure CNL
+        run: cmake $GITHUB_WORKSPACE
+
+      - name: Install CNL
+        run: sudo cmake --build $GITHUB_WORKSPACE --target install
+
+  # Test shell scripts
+  shellcheck:
+    runs-on: ubuntu-20.04
+    container: johnmcfarlane/cnl_ci:base-20.04
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Run shellcheck
+        shell: bash
+        run: |
+          git config --global --add safe.directory $GITHUB_WORKSPACE
+          $GITHUB_WORKSPACE/test/scripts/shellcheck
+
+  # Test markdown
+  markdownlint:
+    runs-on: ubuntu-20.04
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Run markdownlint
+        shell: bash
+        run: |
+          sudo snap install mdl
+          $GITHUB_WORKSPACE/test/scripts/markdownlint
+
+  # Test YAML
+  yamllint:
+    runs-on: ubuntu-20.04
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Run yamllint
+        shell: bash
+        run: |
+          sudo apt install yamllint
+          $GITHUB_WORKSPACE/test/scripts/yamllint
 ...