removed yarn dependency and added NPM

.github/workflows/CI.yaml

@@ -31,25 +31,61 @@ jobs:
         with:
           node-version: 20
 
+      - name: Remove Yarn on Windows
+        if: runner.os == 'Windows'
+        shell: powershell
+        run: |
+            $paths = @(
+              "$env:USERPROFILE\.yarn\bin\yarn.cmd",
+              "$env:USERPROFILE\.yarn\bin\yarnpkg.cmd",
+              "C:\Program Files (x86)\Yarn\bin\yarn.cmd",
+              "C:\Program Files (x86)\Yarn\bin\yarnpkg.cmd",
+              "C:\Program Files\Yarn\bin\yarn.cmd",
+              "C:\Program Files\Yarn\bin\yarnpkg.cmd"
+            )
+            foreach ($path in $paths) {
+              if (Test-Path $path) {
+                Remove-Item $path -Force
+              }
+            }
+            if (Get-Command yarn -ErrorAction SilentlyContinue) {
+              yarn --version
+            } else {
+              Write-Output "✅ Yarn not found"
+            }
+
+      - name: Remove Yarn on Linux/macOS
+        if: runner.os != 'Windows'
+        run: |
+          rm -f /usr/local/bin/yarn /usr/local/bin/yarnpkg
+          rm -f /Users/runner/.yarn/bin/yarn /Users/runner/.yarn/bin/yarnpkg
+          echo "🧹 Yarn removed"
+
+      - name: Check for yarn
+        run: |
+          which yarn || echo "✅ Yarn not found"
+          yarn --version || echo "✅ Yarn not used"
+
+
       # Run install dependencies
       - name: Install dependencies
-        run: yarn
+        run: npm ci
 
       # Build extension
       - name: Run build
-        run: yarn build
+        run: npm run build
 
       # Run tests
       - name: Run Test
         uses: coactions/setup-xvfb@b6b4fcfb9f5a895edadc3bc76318fae0ac17c8b3 #v1.0.1
         with:
-          run: yarn test
+          run: npm test
 
       # Run UI tests
       - name: Run UI Test
         uses: coactions/setup-xvfb@b6b4fcfb9f5a895edadc3bc76318fae0ac17c8b3 #v1.0.1
         with:
-          run: yarn run ui-test
+          run: npm run ui-test
           options: -screen 0 1920x1080x24
 
       #Package vsix

.github/workflows/release.yml

@@ -41,19 +41,19 @@ jobs:
           node-version: 20
       - name: Install dependencies
         run: |
-          npm install -g typescript "yarn" "@vscode/vsce" "ovsx"
+          npm install -g typescript "@vscode/vsce" "ovsx"
           echo "EXT_VERSION=$(cat package.json | jq -r .version)" >> $GITHUB_ENV
       - name: Build vscode-yaml
         uses: coactions/setup-xvfb@b6b4fcfb9f5a895edadc3bc76318fae0ac17c8b3 #v1.0.1
         with:
           run: |
-            yarn install
-            yarn run build
-            yarn run check-dependencies
+            npm ci
+            npm run build
+            npm run check-dependencies
       - name: Run Unit Tests
         uses: coactions/setup-xvfb@b6b4fcfb9f5a895edadc3bc76318fae0ac17c8b3 #v1.0.1
         with:
-          run: yarn test --silent
+          run: npm test --silent
       - name: Package
         run: |
           vsce package -o vscode-yaml-${{ env.EXT_VERSION }}-${GITHUB_RUN_NUMBER}.vsix
@@ -90,7 +90,7 @@ jobs:
         node-version: 20
     - name: Install dependencies
       run: |
-        npm install -g typescript "yarn" "@vscode/vsce" "ovsx"
+        npm install -g typescript "@vscode/vsce" "ovsx"
         echo "EXT_VERSION=$(cat package.json | jq -r .version)" >> $GITHUB_ENV
     - name: Download VSIX Artifacts
       uses: actions/download-artifact@v4

.gitignore

@@ -6,5 +6,6 @@ dist/
 test/testFixture/.vscode
 *.vsix
 .DS_Store
-test-resources
-yarn-error.log
+test-resources/
+yarn.lock
+.yarnrc

.vscode/tasks.json

@@ -9,7 +9,7 @@
       // the command is a shell script
       "type": "shell",
       // we run the custom npm script "compile" as defined in package.json
-      "command": "yarn run compile",
+      "command": "npm run compile",
       // show the output window only if unrecognized errors occur.
       "presentation": {
         "reveal": "never"
@@ -32,7 +32,7 @@
       // the command is a shell script
       "type": "shell",
       // we run the custom npm script "compile" as defined in package.json
-      "command": "yarn test-compile",
+      "command": "npm run test-compile",
       // show the output window only if unrecognized errors occur.
       "presentation": {
         "reveal": "never"

CONTRIBUTING.md

@@ -48,7 +48,7 @@ All contributions are welcome!
 
 3. Open the `vscode-yaml` folder in VSCode, and then add the `yaml-language-server` project to the workspace using `File -> Add Folder to Workspace...`.
 
-4. Run `yarn install` in both directories to initialize `node_modules` dependencies.
+4. Run `npm run install` in both directories to initialize `node_modules` dependencies.
 
 5. To run the language server in VSCode, click `View -> Debug`, then from the drop down menu beside the green arrow select `Launch Extension (vscode-yaml)`, click the arrow, and a new VSCode window should load with the YAML LS running.
 

Jenkinsfile

@@ -3,13 +3,12 @@
 def installBuildRequirements(){
   def nodeHome = tool 'nodejs-lts'
   env.PATH="${env.PATH}:${nodeHome}/bin"
-  sh "npm install --global yarn"
   sh "npm install --global vsce"
 }
 
 def buildVscodeExtension(){
-  sh "yarn install"
-  sh "yarn run vscode:prepublish"
+  sh "npm run install"
+  sh "npm run vscode:prepublish"
 }
 
 node('rhel8'){
@@ -22,13 +21,13 @@ node('rhel8'){
   installBuildRequirements()
 
   stage 'Build vscode-yaml'
-  sh "yarn install"
-  sh "yarn run build"
-  sh "yarn run check-dependencies"
+  sh "npm run install"
+  sh "npm run build"
+  sh "npm run check-dependencies"
 
   stage 'Test vscode-yaml for staging'
   wrap([$class: 'Xvnc']) {
-    sh "yarn test --silent"
+    sh "npm test --silent"
   }
 
   stage "Package vscode-yaml"