Use custom install-mono

pythonnet · filmor · Mar 25, 2026 · Dec 9, 2025 · Dec 9, 2025 · Dec 9, 2025
commit 8a9ebf93ee2a1c553735e772e6c06ec1aaec2852
diff --git a/.github/actions/install-mono/action.yml b/.github/actions/install-mono/action.yml
@@ -0,0 +1,43 @@
+name: 'Install Mono'
+description: 'Install Mono'
+branding:
+  icon: package
+  color: blue
+inputs:
+  arch:
+    description: Architecture to install for
+    required: true
+runs:
+  using: "composite"
+  steps:
+    - name: Install on macOS (x86_64)
+      if: runner.os == 'macOS' && inputs.arch == 'x64'
+      run: |
+        brew update
+        arch -x86_64 /usr/local/bin/brew install mono
+      shell: sh
+
+    - name: Install on macOS
+      if: runner.os == 'macOS' && inputs.arch != 'x64'
+      run: |
+        brew update
+        brew install mono
+      shell: sh
+
+    - name: Install on Linux
+      if: runner.os == 'Linux'
+      run: |
+        sudo apt update
+        sudo apt install -y mono-runtime-sgen
+      shell: sh
+
+    - name: Install on Windows (x86)
+      if: runner.os == 'Windows' && inputs.arch == 'x86'
+      run: choco install --x86 -y mono
+      shell: sh
+
+    - name: Install on Windows
+      if: runner.os == 'Windows' && inputs.arch != 'x86'
+      run: choco install -y mono
+      shell: sh
+
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
@@ -61,11 +61,9 @@ jobs:
           dotnet-version: '10.0.x'
 
       - name: Install Mono
-        uses: ConorMacBride/install-package@v1.1.0
+        uses: ./.github/actions/install-mono
         with:
-          brew: mono
-          choco: mono
-          apt: mono-runtime-sgen
+          arch: ${{ matrix.os.platform }}
 
       - name: Set up Python ${{ matrix.python }}
         uses: astral-sh/setup-uv@v7