st4 syntax tests

Signed-off-by: Guillaume Wenzek <[email protected]>

.github/workflows/st4.yaml

@@ -0,0 +1,48 @@
+name: st4
+
+jobs:
+  run_syntax_tests:
+    name: Test on ${{ matrix.sublime-channel }} build
+    runs-on: ubuntu-latest
+    timeout-minutes: 15 # default is 6 hours!
+    continue-on-error: ${{ matrix.optional }}
+    strategy:
+      max-parallel: 2
+      fail-fast: false
+      matrix:
+        include:
+
+          # latest stable build
+          # https://www.sublimetext.com/download
+          - sublime-channel: stable
+            sublime-build: 4169
+            optional: true
+
+          # latest dev build
+          # https://www.sublimetext.com/dev
+          - sublime-channel: dev
+            sublime-build: latest
+            optional: false
+
+    steps:
+
+      # https://github.com/actions/checkout
+      - name: Checkout Packages
+        uses: actions/checkout@v3
+        with:
+          path: st_syntax_tests/Data/Packages
+
+      - name: Get binary for ${{ matrix.sublime-channel }} build ${{ matrix.sublime-build }}
+        run: |
+          if [[ "${{ matrix.sublime-build }}" == "latest" ]]; then
+            wget -O st_syntax_tests.tar.xz https://download.sublimetext.com/latest/dev/linux/x64/syntax_tests
+          else
+            wget -O st_syntax_tests.tar.xz https://download.sublimetext.com/st_syntax_tests_build_${{ matrix.sublime-build }}_x64.tar.xz
+          fi
+          tar xf st_syntax_tests.tar.xz
+          rm st_syntax_tests.tar.xz
+
+      - name: Run syntax tests
+        run: |
+          cd st_syntax_tests
+          ./syntax_tests