actions: try composite actions

.github/workflows/build-host.yml

@@ -0,0 +1,73 @@
+inputs:
+  # TODO: do we need that, runner.os should be sufficient.
+  host-os: 
+    description: 'The operating system of the host'
+    required: true
+
+  host-target: 
+    description: 'The target of the host'
+    required: true
+
+  rust-edition:
+    description: 'The edition of rust to build with, like "stable" or "beta"'
+    required: true
+
+  features:
+    description: 'The feature set to build all targets with.'
+    required: true
+
+runs:
+  using: 'composite'
+  # TODO: we could use actions here that set up
+  # the OS based on runner.os
+  steps:
+  - name: Install Rust
+    uses: hecrj/setup-rust-action@master
+    with:
+      rust-version: ${{ matrix.rust }}
+
+  - name: Install Clippy
+    run: |
+      rustup component add clippy
+    shell: bash
+
+  - uses: actions/checkout@v2
+    with:
+      # depth 1 is default
+      submodules: true
+
+  # remove LLVM on macOS so that only Apple's clang is used
+  - name: Remove LLVM (macOS)
+    run: |
+      brew uninstall llvm
+    if: runner.os == 'macOS'
+
+  - name: LLVM (Windows only)
+    run: |
+      choco install llvm
+    if: runner.os == 'Windows'
+
+  - name: Setup Python 2 (Windows only)
+    uses: actions/setup-python@v2
+    with:
+      python-version: '2.7.18'
+      architecture: 'x64'
+    if: runner.os == 'Windows'
+
+  - name: Python Version (Windows only)
+    run: |
+      python --version
+    if: runner.os == 'Windows'
+
+  - name: Build Host Target
+    uses: ./.github/actions/build-target
+    with:
+      target: '${{ inputs.host-target }}'
+      features: '${{ inputs.features }}'
+      runBinaries: true
+
+
+
+#    - name: Run Clippy
+#      run: cargo clippy -vv --release --workspace
+#      shell: bash

.github/workflows/build-target.yml

@@ -0,0 +1,27 @@
+inputs:
+  target:
+    description: 'The target to build.'
+    required: true
+
+  features:
+    description: 'The features to build.'
+    required: true
+
+  runBinaries:
+    description: 'Run test cases and examples?'
+    default: false
+    required: false
+
+runs:
+  using: 'composite'
+  steps:
+  - name: 'Add Rust target ${{ inputs.target }}'
+    run: |
+      rustup target add ${{ inputs.target }}
+    shell: bash
+
+  - name: 'Build all targets in skia-safe for ${{ inputs.target }} with features "${{ inputs.features }}"'
+    run: |
+      cargo clean
+      (cd skia-safe && cargo build --release --features "${{ inputs.features }}" --all-targets --target ${{ inputs.target }} -vv)
+    shell: bash

.github/workflows/main.yml

@@ -8,62 +8,38 @@ jobs:
     strategy:
       matrix:
         os: [windows-2019, macOS-10.15, ubuntu-20.04]
-        rust: [stable, beta]
+        edition: [stable, beta]
       fail-fast: false
+      include:
+        - os: 'windows-2019'
+          host-target: 'x86_64-pc-windows-msvc'
+          host-os: 'Windows'
+          features: 'gl,vulkan,textlayout'
+
+      include:
+        - os: 'macOS-10.15'
+          host-target: 'x86_64-apple-darwin'
+          host-os: 'macOS'
+          features: 'gl,vulkan,textlayout,metal'
+
+      include:
+        - os: 'ubuntu-20.04'
+          host-target: 'x86_64-unknown-linux-gnu'
+          host-os: 'Linux'
+          features: 'gl,vulkan,textlayout'
 
     steps:
-    - name: Install Rust
-      uses: hecrj/setup-rust-action@master
+    - name: 'Build on ${{ matrix.host-os }} Host with Host Target ${{ matrix.host-target }}'
+      uses: ./.github/workflows/build-host
       with:
-        rust-version: ${{ matrix.rust }}
-
-    - name: Install Clippy
-      run: |
-        rustup component add clippy
-      shell: bash
-
-    - uses: actions/checkout@v2
-      with:
-        submodules: true
-
-    # remove LLVM on macOS so that only Apple's clang is used
-    - name: Remove LLVM (macOS)
-      run: |
-        brew uninstall llvm
-      if: runner.os == 'macOS'
-
-    - name: LLVM (Windows only)
-      run: |
-        choco install llvm
-      if: runner.os == 'Windows'
-
-    - name: Setup Python 2 (Windows only)
-      uses: actions/setup-python@v2
-      with:
-        python-version: '2.7.18'
-        architecture: 'x64'
-      if: runner.os == 'Windows'
-
-    - name: Python Version (Windows only)
-      run: |
-        python --version
-      if: runner.os == 'Windows'
-
-    - name: Build
-      run: cargo build -vv --release
-      shell: bash
-
-#    - name: Run Clippy
-#      run: cargo clippy -vv --release --workspace
-#      shell: bash
-
-    - name: Run Tests
-      run: cargo test -vv --release --workspace -- --test-threads 1
-      shell: bash
+        host-os: ${{ matrix.host-os }}
+        rust-edition: ${{ matrix.edition }}
+        host-target: ${{ matrix.host-target }}
+        features: ${{ matrix.features }}
 
   rustfmt:
     name: Check Rust Formatting
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04
     steps:
       - uses: actions/checkout@v1
         with: