typescript-eslint · xaos7991 · May 18, 2025 · May 19, 2025 · May 19, 2025 · May 19, 2025
diff --git a/.cspell.json b/.cspell.json
@@ -22,8 +22,7 @@
     "**/node_modules/**",
     "packages/website/.docusaurus/**",
     "packages/website/build/**",
-    "packages/website/src/vendor/**",
-    "yarn.lock"
+    "packages/website/src/vendor/**"
   ],
   "dictionaries": [
     "typescript",

diff --git a/.github/ISSUE_TEMPLATE/08-bug-report-complex.yaml b/.github/ISSUE_TEMPLATE/08-bug-report-complex.yaml
@@ -46,8 +46,8 @@ body:
       description: The steps we need to take to reproduce the bug using your repro
       value: |
         1) clone the repo
-        2) `yarn install`
-        3) `yarn lint`
+        2) `pnpm install`
+        3) `pnpm run lint`
     validations:
       required: true
   - type: textarea

diff --git a/.github/actions/prepare-build/action.yml b/.github/actions/prepare-build/action.yml
@@ -22,7 +22,7 @@ runs:
       if: steps['build-cache'].outputs.cache-hit == 'true'
       shell: bash
       run: |
-        yarn nx run types:build
+        pnpm exec nx run types:build
       env:
         SKIP_AST_SPEC_REBUILD: true
 
@@ -31,6 +31,6 @@ runs:
       shell: bash
       # Website will be built by the Netlify GitHub App
       run: |
-        yarn nx run-many --target=build --parallel --exclude=website --exclude=website-eslint
+        pnpm exec nx run-many --target=build --parallel --exclude=website --exclude=website-eslint
       env:
         SKIP_AST_SPEC_REBUILD: true
diff --git a/.github/actions/prepare-install/action.yml b/.github/actions/prepare-install/action.yml
@@ -30,50 +30,23 @@ runs:
       working-directory: ${{ inputs.working-directory }}
       run: echo ${{ github.ref }}
 
+    - name: Install pnpm
+      uses: pnpm/action-setup@v4
+
     - name: Use Node.js ${{ inputs.node-version }}
       uses: actions/setup-node@v4
       with:
+        cache: 'pnpm'
         node-version: ${{ inputs.node-version }}
         registry-url: ${{ inputs.registry-url }}
 
-    # Yarn 3 caching strategy which follows taken from https://gist.github.com/belgattitude/042f9caf10d029badbde6cf9d43e400a
-
-    - name: Expose yarn config as "$GITHUB_OUTPUT"
-      id: yarn-config
-      shell: bash
-      run: |
-        echo "CACHE_FOLDER=$(yarn config get cacheFolder)" >> $GITHUB_OUTPUT
-
-    # Yarn rotates the downloaded cache archives, @see https://github.com/actions/setup-node/issues/325
-    # Yarn cache is also reusable between arch and os.
-    - name: Restore yarn cache
-      uses: actions/cache@v4
-      id: yarn-download-cache
-      with:
-        path: ${{ steps.yarn-config.outputs.CACHE_FOLDER }}
-        key: yarn-download-cache-${{ hashFiles('yarn.lock') }}
-        restore-keys: |
-          yarn-download-cache-
-
-    # Invalidated on yarn.lock changes
-    - name: Restore yarn install state
-      id: yarn-install-state-cache
-      uses: actions/cache@v4
-      with:
-        path: .yarn/ci-cache/
-        key: ${{ runner.os }}-yarn-install-state-cache-${{ hashFiles('yarn.lock', '.yarnrc.yml') }}
-
     - name: Install dependencies
       shell: bash
       working-directory: ${{ inputs.working-directory }}
       run: |
-        yarn install --immutable --inline-builds
-        yarn check-clean-workspace-after-install
+        pnpm install --frozen-lockfile
+        pnpm run check-clean-workspace-after-install
       env:
-        # CI optimizations. Overrides yarnrc.yml options (or their defaults) in the CI action.
-        YARN_ENABLE_GLOBAL_CACHE: 'false' # Use local cache folder to keep downloaded archives
-        YARN_NM_MODE: 'hardlinks-local' # Hardlinks-(local|global) reduces io / node_modules size
-        YARN_INSTALL_STATE_PATH: .yarn/ci-cache/install-state.gz # Very small speedup when lock does not change
         # Other environment variables
         HUSKY: '0' # By default do not run HUSKY install
         SKIP_POSTINSTALL: 'true'
diff --git a/.github/renovate.json5 b/.github/renovate.json5
@@ -43,10 +43,7 @@
     enabled: false,
   },
 
-  postUpdateOptions: [
-    // Run yarn dedupe to cleanup the lockfile after updates.
-    'yarnDedupeHighest',
-  ],
+  postUpdateOptions: ['pnpmDedupe'],
 
   // By default renovate will auto-rebase whenever the dep pranch falls behind main.
   // This is annoying as it spams notifications and creates unnecessary action runs.

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
@@ -81,10 +81,10 @@ jobs:
         uses: ./.github/actions/prepare-install
         with:
           node-version: ${{ env.PRIMARY_NODE_VERSION }}
-      - run: yarn nx run generate-configs
+      - run: pnpm exec nx run generate-configs
       - run: git status --porcelain
       - if: failure()
-        run: echo "Outdated result detected from yarn generate-configs. Please check in any file changes."
+        run: echo "Outdated result detected from pnpm run generate-configs. Please check in any file changes."
 
   lint_without_build:
     name: Lint without build
@@ -105,7 +105,7 @@ jobs:
           node-version: ${{ env.PRIMARY_NODE_VERSION }}
 
       - name: Run Check
-        run: yarn ${{ matrix.lint-task }}
+        run: pnpm run ${{ matrix.lint-task }}
 
   lint_with_build:
     name: Lint with build
@@ -129,7 +129,7 @@ jobs:
         uses: ./.github/actions/prepare-build
 
       - name: Run Check
-        run: yarn ${{ matrix.lint-task }}
+        run: pnpm ${{ matrix.lint-task }}
         env:
           ESLINT_USE_FLAT_CONFIG: true
 
@@ -148,7 +148,7 @@ jobs:
         with:
           node-version: ${{ env.PRIMARY_NODE_VERSION }}
       - name: Run stylelint check
-        run: yarn stylelint
+        run: pnpm run stylelint
         working-directory: packages/website
 
   integration_tests:
@@ -169,7 +169,7 @@ jobs:
         uses: ./.github/actions/prepare-build
 
       - name: Run integration tests
-        run: yarn test-integration
+        run: pnpm run test-integration
         env:
           CI: true
 
@@ -221,12 +221,12 @@ jobs:
       # we don't collect coverage on other node versions so they run faster
       - name: Run unit tests with coverage for ${{ matrix.package }}
         if: env.PRIMARY_NODE_VERSION == matrix.node-version && matrix.os == 'ubuntu-latest'
-        run: yarn nx run ${{ matrix.package }}:test -- --coverage
+        run: pnpm exec nx run ${{ matrix.package }}:test -- --coverage
         env:
           CI: true
       - name: Run unit tests for ${{ matrix.package }}
         if: env.PRIMARY_NODE_VERSION != matrix.node-version || matrix.os != 'ubuntu-latest'
-        run: yarn nx test ${{ matrix.package }}
+        run: pnpm exec nx test ${{ matrix.package }}
         env:
           CI: true
 
@@ -263,7 +263,7 @@ jobs:
       - name: Build
         uses: ./.github/actions/prepare-build
       - name: Run unit tests for ${{ matrix.package }}
-        run: yarn nx test ${{ matrix.package }} --coverage=false
+        run: pnpm exec nx test ${{ matrix.package }} --coverage=false
         env:
           CI: true
           TYPESCRIPT_ESLINT_PROJECT_SERVICE: true
@@ -317,7 +317,7 @@ jobs:
         run: npx tsx tools/release/apply-canary-version.mts
 
       - name: Publish all packages to npm with the canary tag
-        # NOTE: this needs to be npx, rather than yarn, to make sure the authenticated npm registry is used
+        # NOTE: this needs to be npx, rather than pnpm, to make sure the authenticated npm registry is used
         run: npx nx release publish --tag canary --verbose
         env:
           NX_CLOUD_DISTRIBUTED_EXECUTION: false

diff --git a/.github/workflows/nx-migrate.yml b/.github/workflows/nx-migrate.yml
@@ -23,18 +23,17 @@ jobs:
     name: Run nx migrate if required
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
-        with:
-          # To allow us to perform the git diff we need the git history
-          fetch-depth: 0
-          # To ensure we can push from a different user (and therefore cause actions to rerun)
-          persist-credentials: false
-
       - name: Check if @nx/workspace was changed as part of the latest commit on the PR
         id: nrwl-workspace-package-check
         run: |
           git diff HEAD~1 -G"@nx/workspace" --exit-code package.json && echo "@nx/workspace unchanged" || echo "::set-output name=was-changed::true"
 
+      - uses: pnpm/action-setup@v4
+        if: ${{ steps.nrwl-workspace-package-check.outputs.was-changed == 'true' }}
+        name: Install pnpm
+        with:
+          run_install: false
+
       - name: Run nx migrate if @nx/workspace changed and commit the results
         if: ${{ steps.nrwl-workspace-package-check.outputs.was-changed == 'true' }}
         env:
@@ -49,31 +48,31 @@ jobs:
           # Get the version of Nx we are migrating to
           NX_VERSION=$(node -e "console.log(require('./package.json').devDependencies['nx'])")
 
-          # Revert renovate's changes to package.json and yarn.lock so that it is a clean migrate from the status quo
-          git checkout HEAD~1 -- package.json yarn.lock
+          # Revert renovate's changes to package.json and pnpm-lock.yaml so that it is a clean migrate from the status quo
+          git checkout HEAD~1 -- package.json pnpm-lock.yaml
 
-          YARN_ENABLE_IMMUTABLE_INSTALLS=false yarn install
+          pnpm install --ignore-scripts --frozen-lockfile=false
 
-          yarn nx migrate $NX_VERSION
+          pnpm exec nx migrate $NX_VERSION
 
           # Sometimes Nx can require config formatting changes after a migrate command
-          YARN_ENABLE_IMMUTABLE_INSTALLS=false yarn install
-          yarn nx format
+          pnpm install --ignore-scripts --frozen-lockfile=false
+          pnpm exec nx format
 
           # migrations.json may or may not exist after running nx migrate
           if [ -f migrations.json ]; then
-            # This will also invoke yarn automatically
-            yarn nx migrate --run-migrations=migrations.json
+            # This will also invoke pnpm automatically
+            pnpm exec nx migrate --run-migrations=migrations.json
 
             # After we have run its migrations, we no longer need the migrations.json file
             rm migrations.json
           fi
 
           # Run the special nx repair command to ensure config matches latest and greatest
-          yarn nx repair
+          pnpm exec nx repair
 
           # Ensure all the changed files are formatted appropriately
-          yarn format
+          pnpm run format
 
           # Commit all the changes to the PR (see note on not being able to use secrets.GITHUB_TOKEN for this)
           git config --global user.email "james@henry.sc"

diff --git a/.github/workflows/prettier-update.yml b/.github/workflows/prettier-update.yml
@@ -20,24 +20,25 @@ jobs:
     name: Run prettier formatting if required
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
-        with:
-          ref: ${{ github.event.pull_request.head.ref }}
-          persist-credentials: false
-
       - name: Check if prettier was changed as part of the latest commit on the PR
         id: prettier-package-check
         run: |
           git diff HEAD~1 -G"prettier" --exit-code package.json && echo "prettier unchanged" || echo "::set-output name=was-changed::true"
 
+      - uses: pnpm/action-setup@v4
+        if: ${{ steps.nrwl-workspace-package-check.outputs.was-changed == 'true' }}
-        if: ${{ steps.nrwl-workspace-package-check.outputs.was-changed == 'true' }}
+        if: ${{ steps.prettier-package-check.outputs.was-changed == 'true' }}
-        if: ${{ steps.nrwl-workspace-package-check.outputs.was-changed == 'true' }}
+        if: ${{ steps.prettier-package-check.outputs.was-changed == 'true' }}
+        name: Install pnpm
+        with:
+          run_install: false
+
       - name: Run prettier formatting if prettier was changed and commit the results
         if: ${{ steps.prettier-package-check.outputs.was-changed == 'true' }}
         env:
           # We cannot use secrets.GITHUB_TOKEN for this because it is not permitted to kick off subsequent actions worfklow runs, so we use a PAT instead
           GITHUB_TOKEN: ${{ secrets.JAMES_HENRY_GITHUB_TOKEN }}
         run: |
-          yarn --mode skip-build
-          yarn format
+          pnpm install --ignore-scripts
+          pnpm run format
 
           # Commit all the changes to the PR (see note on not being able to use secrets.GITHUB_TOKEN for this)
           git config --global user.email "james@henry.sc"

diff --git a/.husky/pre-commit b/.husky/pre-commit
@@ -1 +1 @@
-yarn pre-commit
+pnpm run pre-commit
diff --git a/.npmrc b/.npmrc
@@ -1 +0,0 @@
-package-lock=false

diff --git a/.prettierignore b/.prettierignore
@@ -4,8 +4,8 @@
 **/.nyc_output
 **/.vs
 
-.yarn/plugins
-.yarn/releases
+pnpm-lock.yaml
+pnpm-workspace.yaml
 
 packages/eslint-plugin/tests/fixtures/indent/
 

diff --git a/.yarn/patches/eslint-plugin-eslint-plugin-npm-5.5.1-4206c2506d.patch b/.yarn/patches/eslint-plugin-eslint-plugin-npm-5.5.1-4206c2506d.patch