Pr workflow updated for changed files

.github/workflows/pull-requests.yml

@@ -10,19 +10,20 @@
 ##############################################################################
 
 name: PR Workflow
+
 on:
   pull_request:
     branches:
       - '**'
 
 env:
-    CODECOV_UNIQUE_NAME: CODECOV_UNIQUE_NAME-${{ github.run_id }}-${{ github.run_number }}
-    
+  CODECOV_UNIQUE_NAME: CODECOV_UNIQUE_NAME-${{ github.run_id }}-${{ github.run_number }}
+
 jobs:
 
   Continuous-Integration:
 
-    name: Performs linting, formatting, type-checking and testing on the application
+    name: Performs linting, formatting, type-checking, and testing on the application
     runs-on: ubuntu-latest
     steps:
       - name: Checkout the Repository
@@ -31,47 +32,64 @@ jobs:
       - name: Install Dependencies
         run: npm install --legacy-peer-deps
 
-      - name: Run linting check
-        run: npm run lint:check
-
       - name: Count number of lines
         run: |
           chmod +x ./.github/workflows/countline.py
           ./.github/workflows/countline.py --lines 1000 --exclude_files src/screens/LoginPage/LoginPage.tsx
 
+      - name: Get changed TypeScript files
+        id: changed-files
+        uses: tj-actions/changed-files@v40
+
       - name: Check formatting
+        if: steps.changed-files.outputs.only_changed != 'true'
         run: npm run format:check
 
       - name: Check for type errors
+        if: steps.changed-files.outputs.only_changed != 'true'
         run: npm run typecheck
-    
+
       - name: Run tests
-        run: npm run test -- --watchAll=false --coverage
-
+        if: steps.changed-files.outputs.only_changed != 'true'
+        run: npm run test -- --watchAll=false --coverage       
+
+      - name: Run linting check
+        if: steps.changed-files.outputs.only_changed != 'true'
+        run: npm run lint:check
+
+      - name: TypeScript compilation for changed files
+        run: |
+          for file in ${{ steps.changed-files.outputs.all_files }}; do
+            if [[ "$file" == *.ts || "$file" == *.tsx ]]; then
+              npx tsc --noEmit "$file"
+            fi
+          done
+
       - name: Present and Upload coverage to Codecov as ${{env.CODECOV_UNIQUE_NAME}}
         uses: codecov/codecov-action@v3
         with:
           verbose: true
           fail_ci_if_error: false
-          name: '${{env.CODECOV_UNIQUE_NAME}}'    
+          name: '${{env.CODECOV_UNIQUE_NAME}}'
 
       - name: Test acceptable level of code coverage
         uses: VeryGoodOpenSource/very_good_coverage@v2
         with:
           path: "./coverage/lcov.info"
           min_coverage: 95.0
+
   Graphql-Inspector:
-    name: Runs Introspection on the github talawa-api repo on the schema.graphql file
+    name: Runs Introspection on the GitHub talawa-api repo on the schema.graphql file
     runs-on: ubuntu-latest
     steps:
       - name: Checkout the Repository
         uses: actions/checkout@v3
-      
+
       - name: Set up Node.js
         uses: actions/setup-node@v3
         with:
           node-version: '16.14.1'
-        
+
       - name: resolve dependency
         run: npm install -g @graphql-inspector/cli