ci: Refactor linting workflow (no-changelog) (n8n-io#9714)

.github/workflows/ci-master.yml

@@ -46,34 +46,12 @@ jobs:
       collectCoverage: true
 
   lint:
-    name: Lint changes
-    runs-on: ubuntu-latest
+    name: Lint
+    uses: ./.github/workflows/linting-reusable.yml
     needs: install-and-build
-    steps:
-      - uses: actions/[email protected]
-        with:
-          repository: n8n-io/n8n
-          ref: ${{ inputs.branch }}
-
-      - run: corepack enable
-      - uses: actions/[email protected]
-        with:
-          node-version: 20.x
-          cache: pnpm
-
-      - name: Install dependencies
-        run: pnpm install --frozen-lockfile
-
-      - name: Restore cached build artifacts
-        uses: actions/cache/[email protected]
-        with:
-          path: ./packages/**/dist
-          key: ${{ github.sha }}-base:build
-
-      - name: Lint
-        env:
-          CI_LINT_MASTER: true
-        run: pnpm lint
+    with:
+      ref: ${{ inputs.branch }}
+      cacheKey: ${{ github.sha }}-base:build
 
   notify-on-failure:
     name: Notify Slack on failure

.github/workflows/ci-pull-requests.yml

@@ -3,7 +3,7 @@ name: Build, unit test and lint branch
 on: [pull_request]
 
 jobs:
-  install:
+  install-and-build:
     name: Install & Build
     runs-on: ubuntu-latest
     steps:
@@ -36,35 +36,15 @@ jobs:
   unit-test:
     name: Unit tests
     uses: ./.github/workflows/units-tests-reusable.yml
-    needs: install
+    needs: install-and-build
     with:
       ref: refs/pull/${{ github.event.pull_request.number }}/merge
       cacheKey: ${{ github.sha }}-base:build
 
   lint:
-    name: Lint changes
-    runs-on: ubuntu-latest
-    needs: install
-    steps:
-      - uses: actions/[email protected]
-        with:
-          repository: n8n-io/n8n
-          ref: refs/pull/${{ github.event.pull_request.number }}/merge
-
-      - run: corepack enable
-      - uses: actions/[email protected]
-        with:
-          node-version: 20.x
-          cache: pnpm
-
-      - name: Install dependencies
-        run: pnpm install --frozen-lockfile
-
-      - name: Restore cached build artifacts
-        uses: actions/cache/[email protected]
-        with:
-          path: ./packages/**/dist
-          key: ${{ github.sha }}-base:build
-
-      - name: Lint
-        run: pnpm lint
+    name: Lint
+    uses: ./.github/workflows/linting-reusable.yml
+    needs: install-and-build
+    with:
+      ref: refs/pull/${{ github.event.pull_request.number }}/merge
+      cacheKey: ${{ github.sha }}-base:build

.github/workflows/linting-reusable.yml

@@ -0,0 +1,54 @@
+name: Reusable linting workflow
+
+on:
+  workflow_call:
+    inputs:
+      ref:
+        description: GitHub ref to lint.
+        required: false
+        type: string
+        default: master
+      cacheKey:
+        description: Cache key for modules and build artifacts.
+        required: false
+        default: ''
+        type: string
+
+jobs:
+  lint:
+    name: Lint
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/[email protected]
+        with:
+          repository: n8n-io/n8n
+          ref: ${{ inputs.ref }}
+
+      - run: corepack enable
+      - uses: actions/[email protected]
+        with:
+          node-version: 20.x
+          cache: pnpm
+
+      - name: Install dependencies
+        run: pnpm install --frozen-lockfile
+
+      - name: Build
+        if: ${{ inputs.cacheKey == '' }}
+        run: pnpm build
+
+      - name: Restore cached build artifacts
+        if: ${{ inputs.cacheKey != '' }}
+        uses: actions/cache/[email protected]
+        with:
+          path: ./packages/**/dist
+          key: ${{ inputs.cacheKey }}
+
+      - name: Lint Backend
+        run: pnpm lint:backend
+
+      - name: Lint Nodes
+        run: pnpm lint:nodes
+
+      - name: Lint Frontend
+        run: pnpm lint:frontend

.github/workflows/units-tests-reusable.yml

@@ -4,24 +4,24 @@ on:
   workflow_call:
     inputs:
       ref:
-        description: 'GitHub ref to test.'
+        description: GitHub ref to test.
         required: false
         type: string
-        default: 'master'
+        default: master
       nodeVersion:
-        description: 'Version of node to use.'
+        description: Version of node to use.
         required: false
         type: string
         default: 20.x
       cacheKey:
-        description: 'Cache key for modules and build artifacts.'
+        description: Cache key for modules and build artifacts.
         required: false
         default: ''
         type: string
       collectCoverage:
         required: false
-        default: 'false'
-        type: string
+        default: false
+        type: boolean
 
 jobs:
   unit-test:
@@ -66,7 +66,7 @@ jobs:
         run: pnpm test:frontend
 
       - name: Upload coverage to Codecov
-        if: ${{ inputs.collectCoverage == 'true' }}
+        if: inputs.collectCoverage
         uses: codecov/codecov-action@v3
         with:
           files: packages/@n8n/chat/coverage/cobertura-coverage.xml,packages/@n8n/nodes-langchain/coverage/cobertura-coverage.xml,packages/@n8n/permissions/coverage/cobertura-coverage.xml,packages/@n8n/client-oauth2/coverage/cobertura-coverage.xml,packages/cli/coverage/cobertura-coverage.xml,packages/core/coverage/cobertura-coverage.xml,packages/design-system/coverage/cobertura-coverage.xml,packages/@n8n/codemirror-lang/coverage/cobertura-coverage.xml,packages/editor-ui/coverage/cobertura-coverage.xml,packages/nodes-base/coverage/cobertura-coverage.xml,packages/workflow/coverage/cobertura-coverage.xml

package.json

@@ -20,6 +20,9 @@
     "format": "turbo run format && node scripts/format.mjs",
     "lint": "turbo run lint",
     "lintfix": "turbo run lintfix",
+    "lint:backend": "pnpm --filter=!@n8n/chat --filter=!@n8n/codemirror-lang --filter=!n8n-design-system --filter=!n8n-editor-ui --filter=!n8n-nodes-base --filter=!@n8n/n8n-nodes-langchain lint",
+    "lint:nodes": "pnpm --filter=n8n-nodes-base --filter=@n8n/n8n-nodes-langchain lint",
+    "lint:frontend": "pnpm --filter=@n8n/chat --filter=@n8n/codemirror-lang --filter=n8n-design-system --filter=n8n-editor-ui lint",
     "optimize-svg": "find ./packages -name '*.svg' ! -name 'pipedrive.svg' -print0 | xargs -0 -P16 -L20 npx svgo",
     "start": "run-script-os",
     "start:default": "cd packages/cli/bin && ./n8n",