Support JupyterLab 4

.github/workflows/binder-on-pr.yml

@@ -0,0 +1,14 @@
+name: Binder Badge
+on:
+  pull_request_target:
+    types: [opened]
+
+jobs:
+  binder:
+    runs-on: ubuntu-latest
+    permissions:
+      pull-requests: write
+    steps:
+      - uses: jupyterlab/maintainer-tools/.github/actions/binder-link@v1
+        with:
+          github_token: ${{ secrets.github_token }}

.github/workflows/build.yml

@@ -1,49 +1,87 @@
 name: Build
+
 on:
   push:
-    branches: [ main ]
+    branches: main
   pull_request:
     branches: '*'
+
 jobs:
   build:
-    runs-on: ubuntu-18.04
+    runs-on: ubuntu-latest
+
     steps:
-    - name: Checkout
-      uses: actions/checkout@v2
-    - name: Install node
-      uses: actions/setup-node@v1
-      with:
-       node-version: '12.x'
-    - name: Install Python
-      uses: actions/setup-python@v2
-      with:
-        python-version: '3.7'
-        architecture: 'x64'
-    - name: Setup pip cache
-      uses: actions/cache@v2
-      with:
-        path: ~/.cache/pip
-        key: pip-3.7-${{ hashFiles('package.json') }}
-        restore-keys: |
-          pip-3.7-
-          pip-
-    - name: Get yarn cache directory path
-      id: yarn-cache-dir-path
-      run: echo "::set-output name=dir::$(yarn cache dir)"
-    - name: Setup yarn cache
-      uses: actions/cache@v2
-      id: yarn-cache # use this to check for `cache-hit` (`steps.yarn-cache.outputs.cache-hit != 'true'`)
-      with:
-        path: ${{ steps.yarn-cache-dir-path.outputs.dir }}
-        key: yarn-${{ hashFiles('**/yarn.lock') }}
-        restore-keys: |
-          yarn-
-    - name: Install dependencies
-      run: python -m pip install -U jupyterlab~=3.0 jupyter_packaging~=0.7.9
-    - name: Build the extension
-      run: |
-        jlpm
-        jlpm run eslint:check
-        python -m pip install .
-        jupyter labextension list 2>&1 | grep -ie "jupyterlab-notifications.*OK"
-        python -m jupyterlab.browser_check --no-chrome-test
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Base Setup
+        uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
+
+      - name: Install dependencies
+        run: python -m pip install -U "jupyterlab>=4.0.0,<5"
+
+      - name: Lint the extension
+        run: |
+          set -eux
+          jlpm
+          jlpm run lint:check
+
+      - name: Build the extension
+        run: |
+          set -eux
+          python -m pip install .[test]
+
+          jupyter labextension list
+          jupyter labextension list 2>&1 | grep -ie "jupyterlab-notifications.*OK"
+          python -m jupyterlab.browser_check
+
+      - name: Package the extension
+        run: |
+          set -eux
+
+          pip install build
+          python -m build
+          pip uninstall -y "jupyterlab_notifications" jupyterlab
+
+      - name: Upload extension packages
+        uses: actions/upload-artifact@v3
+        with:
+          name: extension-artifacts
+          path: dist/jupyterlab_notifications*
+          if-no-files-found: error
+
+  test_isolated:
+    needs: build
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Install Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: '3.9'
+          architecture: 'x64'
+      - uses: actions/download-artifact@v3
+        with:
+          name: extension-artifacts
+      - name: Install and Test
+        run: |
+          set -eux
+          # Remove NodeJS, twice to take care of system and locally installed node versions.
+          sudo rm -rf $(which node)
+          sudo rm -rf $(which node)
+
+          pip install "jupyterlab>=4.0.0,<5" jupyterlab_notifications*.whl
+
+
+          jupyter labextension list
+          jupyter labextension list 2>&1 | grep -ie "jupyterlab-notifications.*OK"
+          python -m jupyterlab.browser_check --no-browser-test
+
+  check_links:
+    name: Check Links
+    runs-on: ubuntu-latest
+    timeout-minutes: 15
+    steps:
+      - uses: actions/checkout@v3
+      - uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
+      - uses: jupyterlab/maintainer-tools/.github/actions/check-links@v1

.github/workflows/check-release.yml

@@ -0,0 +1,25 @@
+name: Check Release
+on:
+  push:
+    branches: ['main']
+  pull_request:
+    branches: ['*']
+
+jobs:
+  check_release:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Base Setup
+        uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
+      - name: Check Release
+        uses: jupyter-server/jupyter_releaser/.github/actions/check-release@v2
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Upload Distributions
+        uses: actions/upload-artifact@v3
+        with:
+          name: jupyterlab_notifications-releaser-dist-${{ github.run_number }}
+          path: .jupyter_releaser_checkout/dist

.github/workflows/enforce-label.yml

@@ -0,0 +1,13 @@
+name: Enforce PR label
+
+on:
+  pull_request:
+    types: [labeled, unlabeled, opened, edited, synchronize]
+jobs:
+  enforce-label:
+    runs-on: ubuntu-latest
+    permissions:
+      pull-requests: write
+    steps:
+      - name: enforce-triage-label
+        uses: jupyterlab/maintainer-tools/.github/actions/enforce-label@v1

.github/workflows/prep-release.yml

@@ -0,0 +1,41 @@
+name: 'Step 1: Prep Release'
+on:
+  workflow_dispatch:
+    inputs:
+      version_spec:
+        description: 'New Version Specifier'
+        default: 'next'
+        required: false
+      branch:
+        description: 'The branch to target'
+        required: false
+      post_version_spec:
+        description: 'Post Version Specifier'
+        required: false
+      since:
+        description: 'Use PRs with activity since this date or git reference'
+        required: false
+      since_last_stable:
+        description: 'Use PRs with activity since the last stable git tag'
+        required: false
+        type: boolean
+jobs:
+  prep_release:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
+
+      - name: Prep Release
+        id: prep-release
+        uses: jupyter-server/jupyter_releaser/.github/actions/prep-release@v2
+        with:
+          token: ${{ secrets.ADMIN_GITHUB_TOKEN }}
+          version_spec: ${{ github.event.inputs.version_spec }}
+          post_version_spec: ${{ github.event.inputs.post_version_spec }}
+          branch: ${{ github.event.inputs.branch }}
+          since: ${{ github.event.inputs.since }}
+          since_last_stable: ${{ github.event.inputs.since_last_stable }}
+
+      - name: '** Next Step **'
+        run: |
+          echo "Optional): Review Draft Release: ${{ steps.prep-release.outputs.release_url }}"

.github/workflows/publish-release.yml

@@ -0,0 +1,57 @@
+name: 'Step 2: Publish Release'
+on:
+  workflow_dispatch:
+    inputs:
+      branch:
+        description: 'The target branch'
+        required: false
+      release_url:
+        description: 'The URL of the draft GitHub release'
+        required: false
+      steps_to_skip:
+        description: 'Comma separated list of steps to skip'
+        required: false
+
+jobs:
+  publish_release:
+    runs-on: ubuntu-latest
+    permissions:
+      # This is useful if you want to use PyPI trusted publisher
+      # and NPM provenance
+      id-token: write
+    steps:
+      - uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
+
+      - name: Populate Release
+        id: populate-release
+        uses: jupyter-server/jupyter_releaser/.github/actions/populate-release@v2
+        with:
+          token: ${{ secrets.ADMIN_GITHUB_TOKEN }}
+          branch: ${{ github.event.inputs.branch }}
+          release_url: ${{ github.event.inputs.release_url }}
+          steps_to_skip: ${{ github.event.inputs.steps_to_skip }}
+
+      - name: Finalize Release
+        id: finalize-release
+        env:
+          # The following are needed if you use legacy PyPI set up
+          # PYPI_TOKEN: ${{ secrets.PYPI_TOKEN }}
+          # PYPI_TOKEN_MAP: ${{ secrets.PYPI_TOKEN_MAP }}
+          # TWINE_USERNAME: __token__
+          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
+        uses: jupyter-server/jupyter_releaser/.github/actions/finalize-release@v2
+        with:
+          token: ${{ secrets.ADMIN_GITHUB_TOKEN }}
+          release_url: ${{ steps.populate-release.outputs.release_url }}
+
+      - name: '** Next Step **'
+        if: ${{ success() }}
+        run: |
+          echo "Verify the final release"
+          echo ${{ steps.finalize-release.outputs.release_url }}
+
+      - name: '** Failure Message **'
+        if: ${{ failure() }}
+        run: |
+          echo "Failed to Publish the Draft Release Url:"
+          echo ${{ steps.populate-release.outputs.release_url }}

.gitignore

@@ -1,10 +1,15 @@
 *.bundle.*
 lib/
 node_modules/
+*.log
+.eslintcache
+.stylelintcache
 *.egg-info/
 .ipynb_checkpoints
 *.tsbuildinfo
-jupyterlab-notifications/labextension
+jupyterlab_notifications/labextension
+# Version file is handled by hatchling
+jupyterlab_notifications/_version.py
 
 # Created by https://www.gitignore.io/api/python
 # Edit at https://www.gitignore.io/?templates=python
@@ -56,6 +61,7 @@ htmlcov/
 .coverage.*
 .cache
 nosetests.xml
+coverage/
 coverage.xml
 *.cover
 .hypothesis/
@@ -108,5 +114,8 @@ dmypy.json
 
 # End of https://www.gitignore.io/api/python
 
-# Mac related
-.DS_Store
+# OSX files
+.DS_Store
+
+# Yarn cache
+.yarn/

.prettierignore

@@ -0,0 +1,6 @@
+node_modules
+**/node_modules
+**/lib
+**/package.json
+!/package.json
+jupyterlab_notifications

.yarnrc.yml

@@ -0,0 +1 @@
+nodeLinker: node-modules

CHANGELOG.md

@@ -0,0 +1,5 @@
+# Changelog
+
+<!-- <START NEW CHANGELOG ENTRY> -->
+
+<!-- <END NEW CHANGELOG ENTRY> -->