Replace yarn, lerna with npm (#1654)

* yarn is having problems hoisting dependencies
* workspaces are built into npm now
* GHA + npm have some fancy caching mechanisms

Reviewed-by: Christian Murphy <christian.murphy.42@gmail.com>

Related-to: GH-1015.

.github/workflows/ci.yml → .github/workflows/main.yml

@@ -4,23 +4,23 @@ on:
   - push
 jobs:
   main:
-    name: '${{matrix.node}} on ${{matrix.os}}'
+    name: '${{matrix.os}} / ${{matrix.node}}'
     runs-on: ${{matrix.os}}
     steps:
       - uses: actions/checkout@v2
-      - uses: dcodeIO/setup-node-nvm@master
+        with:
+          fetch-depth: 0
+      - uses: actions/setup-node@v2
         with:
           node-version: ${{matrix.node}}
-      - run: npm install -g yarn && yarn --frozen-lockfile
-        env:
-          CI: 'true'
-      - name: Test
-        run: yarn test
+          cache: npm
+      - run: npm install -g npm && npm install
+      - run: npm test
     strategy:
       matrix:
         os:
           - ubuntu-latest
           - windows-latest
         node:
           - lts/erbium
-          - node
+          - '*'

.github/workflows/publish.yml

@@ -7,15 +7,16 @@ jobs:
     steps:
       - uses: actions/checkout@v2
         with:
-          fetch-depth: 0 # for lerna
+          fetch-depth: 0
       - uses: dcodeIO/setup-node-nvm@master
-      - run: npm install -g yarn && yarn --frozen-lockfile
-        env:
-          CI: 'true'
-      - name: Publish CI tag to npm
-        if: github.ref == 'refs/heads/main'
-        run: |
-          npm set //registry.npmjs.org/:_authToken $NPM_AUTH_TOKEN
-          yarn publish-ci
-        env:
-          NPM_AUTH_TOKEN: ${{secrets.NPM_AUTH_TOKEN}}
+      - run: 'echo "to do: figure out npm"'
+      # - run: npm install -g yarn && yarn --frozen-lockfile
+      #   env:
+      #     CI: 'true'
+      # - name: Publish CI tag to npm
+      #   if: github.ref == 'refs/heads/main'
+      #   run: |
+      #     npm set //registry.npmjs.org/:_authToken $NPM_AUTH_TOKEN
+      #     yarn publish-ci
+      #   env:
+      #     NPM_AUTH_TOKEN: ${{secrets.NPM_AUTH_TOKEN}}

.gitignore

@@ -1,5 +1,4 @@
 node_modules
-package-lock.json
 dist
 cache
 build
@@ -11,8 +10,6 @@ build
 tmp
 artifacts
 .*cache
-.npmrc
 .nyc_output/
 coverage/
-.yarn
 /public

.npmrc

@@ -0,0 +1 @@
+legacy-peer-deps=true

docs/_component/editor.client.js

@@ -13,9 +13,9 @@ import {Tab, Tabs, TabList, TabPanel} from 'react-tabs'
 import {ErrorBoundary} from 'react-error-boundary'
 import {toH} from 'hast-to-hyperscript'
 import {lowlight} from 'lowlight/lib/core.js'
-import javascript from 'highlight.js/lib/languages/javascript.js'
-import json from 'highlight.js/lib/languages/json.js'
-import markdown from 'highlight.js/lib/languages/markdown.js'
+import javascript from 'highlight.js/lib/languages/javascript'
+import json from 'highlight.js/lib/languages/json'
+import markdown from 'highlight.js/lib/languages/markdown'
 
 lowlight.registerLanguage('js', javascript)
 lowlight.registerLanguage('json', json)

examples/gatsby/package.json

@@ -1,6 +1,5 @@
 {
   "name": "gatsby-example",
-  "version": "2.0.0-next.9",
   "private": true,
   "repository": {
     "type": "git",

examples/gatsby/readme.md

@@ -10,18 +10,18 @@
 Install:
 
 ```sh
-yarn
+npm install
 ```
 
 Then, to start a development server:
 
 ```sh
-yarn start
+npm start
 ```
 
 Alternatively, to build for production and serve the resulting `public/`:
 
 ```sh
-yarn build
+npm run build
 npx serve public/
 ```

examples/next/package.json

@@ -1,6 +1,5 @@
 {
   "name": "next-example",
-  "version": "2.0.0-next.9",
   "private": true,
   "repository": {
     "type": "git",

examples/next/readme.md

@@ -10,18 +10,18 @@
 Install:
 
 ```sh
-yarn
+npm install
 ```
 
 Then, to start a development server:
 
 ```sh
-yarn start
+npm start
 ```
 
 Alternatively, to build for production and serve the resulting `build/`:
 
 ```sh
-yarn build
+npm run build
 npx serve build/
 ```

examples/parcel/package.json

@@ -1,6 +1,5 @@
 {
   "name": "parcel-example",
-  "version": "2.0.0-next.9",
   "private": true,
   "repository": {
     "type": "git",

examples/parcel/readme.md

@@ -7,18 +7,18 @@
 Install:
 
 ```sh
-yarn
+npm install
 ```
 
 Then, to start a development server:
 
 ```sh
-yarn start
+npm start
 ```
 
 Alternatively, to build for production and serve the resulting `build/`:
 
 ```sh
-yarn build
+npm run build
 npx serve build/
 ```

examples/react-web-components/package.json

@@ -1,6 +1,5 @@
 {
   "name": "react-web-components-example",
-  "version": "2.0.0-next.9",
   "private": true,
   "repository": {
     "type": "git",

examples/react-web-components/readme.md

@@ -9,18 +9,18 @@
 Install:
 
 ```sh
-yarn
+npm install
 ```
 
 Then, to start a development server:
 
 ```sh
-yarn start
+npm start
 ```
 
 Alternatively, to build for production and serve the resulting `build/`:
 
 ```sh
-yarn build
+npm run build
 npx serve build/
 ```

examples/terminal/package.json

@@ -1,8 +1,7 @@
 {
   "name": "terminal-example",
-  "version": "2.0.0-next.9",
-  "license": "MIT",
   "private": true,
+  "license": "MIT",
   "repository": {
     "type": "git",
     "url": "https://github.com/mdx-js/mdx",

examples/terminal/readme.md

@@ -7,11 +7,11 @@
 Install:
 
 ```sh
-yarn
+npm install
 ```
 
 Then to run the example:
 
 ```sh
-yarn start
+npm start
 ```

examples/vue/package.json

@@ -1,6 +1,5 @@
 {
   "name": "vue-example",
-  "version": "2.0.0-next.9",
   "private": true,
   "repository": {
     "type": "git",

examples/vue/readme.md

@@ -5,18 +5,18 @@
 Install:
 
 ```sh
-yarn
+npm install
 ```
 
 Then, to start a development server:
 
 ```sh
-yarn start
+npm start
 ```
 
 Alternatively, to build for production and serve the resulting `dist/`:
 
 ```sh
-yarn build
+npm run build
 npx serve dist/
 ```

examples/webpack/package.json

@@ -1,10 +1,9 @@
 {
   "name": "webpack-example",
-  "version": "2.0.0-next.9",
+  "private": true,
   "description": "",
   "author": "Brent Jackson",
   "license": "MIT",
-  "private": true,
   "repository": {
     "type": "git",
     "url": "https://github.com/mdx-js/mdx",

examples/webpack/readme.md

@@ -5,11 +5,11 @@
 Install:
 
 ```sh
-yarn
+npm install
 ```
 
 Then, to start a development server:
 
 ```sh
-yarn start
+npm start
 ```