QL: split out analysis of each CodeQL language

Author: erik-krogh

.github/workflows/ql-for-ql-build.yml

@@ -137,6 +137,9 @@ jobs:
           retention-days: 1
   analyze:
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        folder: [cpp, csharp, java, javascript, python, ql, ruby]
 
     needs:
       - package
@@ -163,13 +166,26 @@ jobs:
 
       - name: Checkout repository
         uses: actions/checkout@v2
+      - name: Create CodeQL config file
+        run: |
+          echo "paths:" > ${CONF}
+          echo "  - ${{ matrix.folder }}" >> ${CONF}
+          echo "paths-ignore:" >> ${CONF}
+          echo "  - ql/ql/test" >> ${CONF}
+          echo "Config file: "
+          cat ${CONF}
+        env: 
+          CONF: ./ql-for-ql-config.yml
 
       - name: Initialize CodeQL
         uses: github/codeql-action/init@erik-krogh/ql
         with:
           languages: ql
           db-location: ${{ runner.temp }}/db
+          config-file: ./ql-for-ql-config.yml
 
       - name: Perform CodeQL Analysis
         uses: github/codeql-action/analyze@erik-krogh/ql
+        with: 
+          category: "ql-for-ql-${{ matrix.folder }}"