chore: add a custom yarn script to make setup easier (callstack#2434)

Author: satya164

Diff for: .github/workflows/publish-each-pr.yml

@@ -36,7 +36,7 @@ jobs:
             ${{ runner.os }}-yarn-
 
       - name: Install dependencies
-        run: yarn bootstrap
+        run: yarn
 
       - name: Publish Expo app
         working-directory: ./example

Diff for: .github/workflows/publish.yml

@@ -15,28 +15,28 @@ jobs:
         uses: actions/setup-node@v1
         with:
           node-version: 12.x
-      
+
       - name: Setup Expo
         uses: expo/expo-github-action@v5
         with:
           expo-version: 3.x
           expo-username: ${{ secrets.EXPO_CLI_USERNAME }}
           expo-password: ${{ secrets.EXPO_CLI_PASSWORD }}
           expo-cache: true
-      
+
       - name: Get yarn cache
         id: yarn-cache
         run: echo "::set-output name=dir::$(yarn cache dir)"
-    
+
       - uses: actions/cache@v1
         with:
           path: ${{ steps.yarn-cache.outputs.dir }}
           key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
           restore-keys: |
             ${{ runner.os }}-yarn-
-      
+
       - name: Install dependencies
-        run: yarn bootstrap
+        run: yarn
 
       - name: Publish Expo app
         working-directory: ./example

Diff for: .yarnrc

@@ -0,0 +1 @@
+yarn-path "scripts/bootstrap.js"

Diff for: CONTRIBUTING.md

@@ -13,7 +13,7 @@ The core team works directly on GitHub and all work is public.
 > **Working on your first pull request?** You can learn how from this *free* series: [How to Contribute to an Open Source Project on GitHub](https://egghead.io/series/how-to-contribute-to-an-open-source-project-on-github).
 
 1. Fork the repo and create your branch from `master` (a guide on [how to fork a repository](https://help.github.com/articles/fork-a-repo/)).
-2. Run `yarn bootstrap` to setup the development environment.
+2. Run `yarn` to setup the development environment.
 3. Do the changes you want and test them out in the example app before sending a pull request.
 
 ### Commit message convention

Diff for: example/README.md

@@ -6,13 +6,13 @@ You can run the React Native app with [this Snack](https://snack.expo.io/@react-
 
 If you want to run the example from the repo,
 
-- Clone the repository and run `yarn bootstrap` in the root
+- Clone the repository and run `yarn` in the root
 - Run `yarn example start` to start the packager
 - Follow the instructions to open it with the [Expo app](https://expo.io/)
 
 ## Web App
 
 You can also run the example app as a web app using [react-native-web](https://github.com/necolas/react-native-web),
 
-- Clone the repository and run `yarn bootstrap` in the root
+- Clone the repository and run `yarn` in the root
 - Run `yarn example web` to start the webpack server and open the app in your browser

Diff for: scripts/bootstrap.js

@@ -0,0 +1,15 @@
+const child_process = require('child_process');
+
+const args = process.argv.slice(2);
+const options = {
+  cwd: process.cwd(),
+  env: process.env,
+  stdio: [process.stdin, process.stdout, process.stderr],
+  encoding: 'utf-8',
+};
+
+if (args.length) {
+  child_process.spawnSync('yarn', args, options);
+} else {
+  child_process.spawnSync('yarn', ['bootstrap'], options);
+}