Setup shims since Netlify is using old Node.js

Author: velopert

package.json

@@ -57,6 +57,7 @@
     "case-sensitive-paths-webpack-plugin": "2.2.0",
     "codemirror": "^5.49.2",
     "copy-webpack-plugin": "^5.1.1",
+    "core-js": "^3.6.4",
     "css-loader": "3.2.0",
     "date-fns": "^2.8.1",
     "dotenv": "8.2.0",

scripts/keepChunks.js

@@ -1,3 +1,5 @@
+const { promisify } = require('util');
+require('core-js/features/object/from-entries');
 const axios = require('axios');
 const client = axios.default;
 const fs = require('fs');
@@ -8,6 +10,9 @@ const buildDir = path.join(__dirname, '../build/');
 const assetManifestDir = path.join(buildDir, 'asset-manifest.json');
 const assetHistoryDir = path.join(buildDir, 'asset-history.json');
 
+const readFileAsync = promisify(fs.readFile);
+const writeFileAsync = promisify(fs.writeFile);
+
 async function getAssetHistory() {
   try {
     const response = await client.get(
@@ -22,13 +27,13 @@ async function getAssetHistory() {
 }
 
 async function readAssetManifest() {
-  const data = await fs.promises.readFile(assetManifestDir, 'utf-8');
+  const data = await readFileAsync(assetManifestDir, 'utf-8');
   return JSON.parse(data);
 }
 
 async function writeAssetHistory(data) {
   const stringified = JSON.stringify(data, null, 2);
-  return fs.promises.writeFile(assetHistoryDir, stringified, 'utf-8');
+  return writeFileAsync(assetHistoryDir, stringified, 'utf-8');
 }
 
 function filterOutMapFiles(files) {

src/containers/post/PostViewer.tsx

@@ -91,7 +91,7 @@ const PostViewer: React.FC<PostViewerProps> = ({
   const [unlikePost, { loading: loadingUnlike }] = useMutation(UNLIKE_POST);
   const { showNotFound } = useNotFound();
 
-  const { loading, error, data } = readPost;
+  const { error, data } = readPost;
 
   useEffect(() => {
     if (data && data.post === null) {

yarn.lock

@@ -3755,6 +3755,11 @@ core-js@^3.4.1:
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.5.0.tgz#66df8e49be4bd775e6f952a9d083b756ad41c1ed"
   integrity sha512-Ifh3kj78gzQ7NAoJXeTu+XwzDld0QRIwjBLRqAMhuLhP3d2Av5wmgE9ycfnvK6NAEjTkQ1sDPeoEZAWO3Hx1Uw==
 
+core-js@^3.6.4:
+  version "3.6.4"
+  resolved "https://registry.yarnpkg.com/core-js/-/core-js-3.6.4.tgz#440a83536b458114b9cb2ac1580ba377dc470647"
+  integrity sha512-4paDGScNgZP2IXXilaffL9X7968RuvwlkK3xWtZRVqgd8SYNiVKRJvkFd1aqqEuPfN7E68ZHEp9hDj6lHj4Hyw==
+
 [email protected], core-util-is@~1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/core-util-is/-/core-util-is-1.0.2.tgz#b5fd54220aa2bc5ab57aab7140c940754503c1a7"