refactor(with-preact): upgrade to sdk 37

with-preact/README.md

@@ -1,12 +1,17 @@
 # Preact Example
 
+<p>
+  <!-- Web -->
+  <img alt="Supports Expo Web" longdesc="Supports Expo Web" src="https://img.shields.io/badge/web-4630EB.svg?style=flat-square&logo=GOOGLE-CHROME&labelColor=4285F4&logoColor=fff" />
+</p>
+
 > 💡 The most updated info is in the Expo docs: [Using Preact](https://github.com/expo/expo/blob/master/docs/pages/versions/unversioned/guides/using-preact.md)
 
 [Preact](https://preactjs.com/) is "a fast 3kB alternative to React" with the same modern API as React. Preact was created by [Jason Miller](https://twitter.com/_developit).
 
 ## Before Preact
 
-If you create a standard Expo web project (at the time of writing this), the bundle size will look something like the report below. 
+If you create a standard Expo web project (at the time of writing this), the bundle size will look something like the report below.
 
 **❌ 60.75 KB Gzipped**
 

with-preact/package.json

@@ -1,16 +1,17 @@
 {
   "dependencies": {
-    "expo": "36.0.0",
-    "preact": "10.2.1",
-    "preact-responder-event-plugin": "1.0.14",
+    "expo": "37.0.7",
+    "preact": "10.4.1",
+    "preact-responder-event-plugin": "1.0.16",
     "react": "16.9.0",
     "react-dom": "16.9.0",
-    "react-native": "https://github.com/expo/react-native/archive/sdk-36.0.0.tar.gz",
+    "react-native": "https://github.com/expo/react-native/archive/sdk-37.0.1.tar.gz",
     "react-native-web": "0.11.7"
   },
   "devDependencies": {
-    "@babel/core": "7.0.0",
-    "@expo/webpack-config": "0.10.11",
-    "babel-preset-expo": "8.0.0"
+    "@babel/core": "7.9.0",
+    "@expo/webpack-config": "0.12.0",
+    "babel-preset-expo": "8.1.0",
+    "webpack-bundle-analyzer": "3.7.0"
   }
 }

with-preact/webpack.config.js

@@ -1,7 +1,17 @@
 const createExpoWebpackConfigAsync = require('@expo/webpack-config');
+const { BundleAnalyzerPlugin } = require('webpack-bundle-analyzer');
 
 module.exports = async function(env, argv) {
-  const config = await createExpoWebpackConfigAsync({ ...env, report: true }, argv);
+  const config = await createExpoWebpackConfigAsync(env, argv);
+
+  // see: https://expo.fyi/webpack-report-property-is-deprecated
+  if (env.mode === 'production') {
+    config.plugins.push(
+      new BundleAnalyzerPlugin({
+        path: 'web-report',
+      }),
+    );
+  }
 
   config.resolve.alias = {
     ...config.resolve.alias,