From 5c36bb8ee9538c702e380f10f5f3344dc15145a8 Mon Sep 17 00:00:00 2001
From: Ferdinand Thiessen <opensource@fthiessen.de>
Date: Fri, 4 Sep 2026 12:23:35 +0200
Subject: [PATCH] ci: add Typescript linting

Signed-off-by: Ferdinand Thiessen <opensource@fthiessen.de>
---
 .github/workflows/lint-typescript.yml | 57 +++++++++++++++++++++++++++
 package.json                          |  1 +
 2 files changed, 58 insertions(+)
 create mode 100644 .github/workflows/lint-typescript.yml

diff --git a/.github/workflows/lint-typescript.yml b/.github/workflows/lint-typescript.yml
new file mode 100644
index 00000000..80930889
--- /dev/null
+++ b/.github/workflows/lint-typescript.yml
@@ -0,0 +1,57 @@
+# This workflow is provided via the organization template repository
+#
+# https://github.com/nextcloud-libraries/.github
+# https://docs.github.com/en/actions/learn-github-actions/sharing-workflows-with-your-organization
+#
+# SPDX-FileCopyrightText: 2023-2024 Nextcloud GmbH and Nextcloud contributors
+# SPDX-License-Identifier: MIT
+
+name: Type checking
+
+on:
+  pull_request:
+  push:
+    branches:
+      - main
+      - master
+      - stable*
+
+permissions:
+  contents: read
+
+concurrency:
+  group: lint-typescript-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    name: Lint Typescript
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+        with:
+          persist-credentials: false
+
+      - name: Read package.json
+        uses: nextcloud-libraries/parse-package-engines-action@122ae05d4257008180a514e1ddeb0c1b9d094bdd # v0.1.0
+        id: versions
+
+      - name: Set up node
+        uses: actions/setup-node@820762786026740c76f36085b0efc47a31fe5020 # v7.0.0
+        with:
+          node-version: ${{ steps.versions.outputs.node-version }}
+
+      - name: Set up npm
+        run: npm i -g 'npm@${{ steps.versions.outputs.package-manager-version }}'
+
+      - name: Install dependencies
+        env:
+          CYPRESS_INSTALL_BINARY: 0
+        run: npm ci
+
+      - name: Check types
+        run: |
+          npm run --if-present check-types
+          npm run --if-present ts:check
diff --git a/package.json b/package.json
index 5f098421..aed53cb2 100644
--- a/package.json
+++ b/package.json
@@ -76,6 +76,7 @@
     "test": "npm run test:node && npm run test:playwright",
     "test:node": "ts-node --esm tests/*.spec.ts",
     "test:playwright": "playwright test",
+    "ts:check": "tsc --noEmit",
     "watch": "vite --mode production build --watch"
   },
   "dependencies": {