CI Test on Windows (Mingw64)

.github/workflows/msys2.yml

@@ -0,0 +1,45 @@
+name: mingw
+
+on: [push, pull_request]
+
+jobs:
+  msys2-mingw64:
+    strategy:
+      fail-fast: false
+      matrix:
+        luaVersion: ["lua51", "lua53", "lua", "luajit"]
+
+    runs-on: windows-latest
+    defaults:
+      run:
+        shell: msys2 {0}
+    steps:
+      - uses: actions/checkout@v4
+      - uses: msys2/setup-msys2@v2
+        with:
+          msystem: MINGW64
+          update: true
+          install: git make mingw-w64-x86_64-toolchain mingw-w64-x86_64-libvips mingw-w64-x86_64-lua-luarocks mingw-w64-x86_64-${{ matrix.luaVersion }}
+      - name: Lua dependencies
+        run: |
+          make dev
+          if [[ ${{ matrix.luaVersion }} == lua5* ]]; then make ffi; fi
+          if [[ ${{ matrix.luaVersion }} == lua51 ]]; then make bit; fi
+
+      - name: Add to PATH
+        run: |
+          echo "C:\msys64\usr\bin;C:\msys64\mingw64\bin" >> $GITHUB_PATH
+
+      - name: Add Luarocks PATH
+        run: |
+          echo $GITHUB_PATH
+          echo $PATH
+          echo $GITHUB_WORKSPACE
+
+      - name: Lint with luacheck
+        run: |
+          make lint
+
+      - name: Busted tests
+        run: |
+          make test