Merge pull request #2973 from jasongrout/jlab3

Update for JupyterLab 3

Author: jasongrout

.github/workflows/build.yml

@@ -0,0 +1,59 @@
+name: Build jupyterlab_widgets
+
+on:
+  push:
+    branches: master
+  pull_request:
+    branches: '*'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v1
+    - name: Install node
+      uses: actions/setup-node@v1
+      with:
+       node-version: '12.x'
+    - name: Install Python
+      uses: actions/setup-python@v1
+      with:
+        python-version: '3.8'
+        architecture: 'x64'
+    - name: Cache pip on Linux
+      uses: actions/cache@v1
+      if: startsWith(runner.os, 'Linux')
+      with:
+        path: ~/.cache/pip
+        key: ${{ runner.os }}-pip-${{ matrix.python }}-${{ hashFiles('**/requirements.txt') }}
+        restore-keys: |
+          ${{ runner.os }}-pip-${{ matrix.python }}
+
+    - name: Get yarn cache directory path
+      id: yarn-cache-dir-path
+      run: echo "::set-output name=dir::$(yarn cache dir)"
+    - name: Cache yarn
+      uses: actions/cache@v1
+      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: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
+        restore-keys: |
+          ${{ runner.os }}-yarn-
+    - name: Install dependencies
+      run: |
+        python -m pip install --pre jupyterlab==3.0.0b7
+        python -m pip install jupyter_packaging
+    - name: Build the extension
+      run: |
+        pip install .
+        jlpm install
+        jlpm run build
+        cd jupyterlab_widgets
+        pwd
+        pip install -e .
+        jupyter labextension develop . --overwrite
+        jupyter labextension list
+
+        python -m jupyterlab.browser_check

.travis.yml

@@ -3,8 +3,6 @@ language: python
 dist: xenial
 python:
     - 2.7
-    - 3.4
-    - 3.5
     - 3.6
     - 3.7
     - 3.8

docs/source/dev_release.md

@@ -10,7 +10,7 @@ conda deactivate
 conda remove --all -y -n releasewidgets
 rm -rf ipywidgets
 
-conda create -c conda-forge --override-channels -y -n releasewidgets notebook nodejs twine
+conda create -c conda-forge --override-channels -y -n releasewidgets jupyter_packaging notebook nodejs twine
 conda activate releasewidgets
 
 git clone git@github.com:jupyter-widgets/ipywidgets.git

examples/web1/webpack.config.js

@@ -10,7 +10,7 @@ module.exports = {
   },
   module: {
     rules: [
-      { test: /\.css$/, loader: "style-loader!css-loader" },
+      { test: /\.css$/, use: ['style-loader', 'css-loader']},
       // jquery-ui loads some images
       { test: /\.(jpg|png|gif)$/, use: 'file-loader' },
     ]

examples/web2/webpack.config.js

@@ -10,7 +10,7 @@ module.exports = {
     },
     module: {
         rules: [
-            { test: /\.css$/, loader: "style-loader!css-loader" },
+            { test: /\.css$/, use: ['style-loader', 'css-loader']},
             { test: /\.py$/, loader: "raw-loader" },
             // jquery-ui loads some images
             { test: /\.(jpg|png|gif)$/, use: 'file-loader' },

examples/web3/package.json

@@ -18,7 +18,7 @@
     "@jupyter-widgets/base": "^3.0.0",
     "@jupyter-widgets/controls": "^2.0.0",
     "@jupyter-widgets/html-manager": "^0.19.0",
-    "@jupyterlab/services": "^5.0.0-rc.0",
+    "@jupyterlab/services": "^6.0.0-beta.7",
     "@lumino/widgets": "^1.3.0",
     "codemirror": "^5.48.0",
     "font-awesome": "^4.7.0",

examples/web4/webpack.config.js

@@ -10,7 +10,7 @@ module.exports = {
     },
     module: {
         rules: [
-            { test: /\.css$/, loader: "style-loader!css-loader" },
+            { test: /\.css$/, use: ['style-loader', 'css-loader']},
             // jquery-ui loads some images
             { test: /\.(jpg|png|gif)$/, use: 'file-loader' },
             // required to load font-awesome

jupyterlab_widgets/.cookiecutter_replay

@@ -0,0 +1,12 @@
+{
+  "cookiecutter": {
+    "author_name": "Jupyter Development Team",
+    "python_name": "jupyterlab_widgets",
+    "labextension_name": "@jupyter-widgets/jupyterlab-manager",
+    "project_short_description": "A JupyterLab extension.",
+    "has_server_extension": "n",
+    "has_binder": "n",
+    "repository": "https://github.com/jupyter-widgets/ipywidgets",
+    "_template": "https://github.com/jupyterlab/extension-cookiecutter-ts"
+  }
+}

jupyterlab_widgets/.eslintignore

@@ -0,0 +1,5 @@
+node_modules
+dist
+coverage
+**/*.d.ts
+tests

jupyterlab_widgets/.eslintrc.js

@@ -0,0 +1,32 @@
+module.exports = {
+  extends: [
+    'eslint:recommended',
+    'plugin:@typescript-eslint/eslint-recommended',
+    'plugin:@typescript-eslint/recommended',
+    'plugin:prettier/recommended'
+  ],
+  parser: '@typescript-eslint/parser',
+  parserOptions: {
+    project: 'tsconfig.json',
+    sourceType: 'module'
+  },
+  plugins: ['@typescript-eslint'],
+  rules: {
+    '@typescript-eslint/interface-name-prefix': [
+      'error',
+      { prefixWithI: 'always' }
+    ],
+    '@typescript-eslint/no-unused-vars': ['warn', { args: 'none' }],
+    '@typescript-eslint/no-explicit-any': 'off',
+    '@typescript-eslint/no-namespace': 'off',
+    '@typescript-eslint/no-use-before-define': 'off',
+    '@typescript-eslint/quotes': [
+      'error',
+      'single',
+      { avoidEscape: true, allowTemplateLiterals: false }
+    ],
+    curly: ['error', 'all'],
+    eqeqeq: 'error',
+    'prefer-arrow-callback': 'error'
+  }
+};