Sync with react.dev @ 315cb7a3

plugins/remark-smartypants.js

@@ -1,3 +1,8 @@
+/*!
+ * Based on 'silvenon/remark-smartypants'
+ * https://github.com/silvenon/remark-smartypants/pull/80
+ */
+
 const visit = require('unist-util-visit');
 const retext = require('retext');
 const smartypants = require('retext-smartypants');
@@ -9,12 +14,48 @@ function check(parent) {
 }
 
 module.exports = function (options) {
-  const processor = retext().use(smartypants, options);
+  const processor = retext().use(smartypants, {
+    ...options,
+    // Do not replace ellipses, dashes, backticks because they change string
+    // length, and we couldn't guarantee right splice of text in second visit of
+    // tree
+    ellipses: false,
+    dashes: false,
+    backticks: false,
+  });
+
+  const processor2 = retext().use(smartypants, {
+    ...options,
+    // Do not replace quotes because they are already replaced in the first
+    // processor
+    quotes: false,
+  });
 
   function transformer(tree) {
-    visit(tree, 'text', (node, index, parent) => {
-      if (check(parent)) node.value = String(processor.processSync(node.value));
+    let allText = '';
+    let startIndex = 0;
+    const textOrInlineCodeNodes = [];
+
+    visit(tree, ['text', 'inlineCode'], (node, _, parent) => {
+      if (check(parent)) {
+        if (node.type === 'text') allText += node.value;
+        // for the case when inlineCode contains just one part of quote: `foo'bar`
+        else allText += 'A'.repeat(node.value.length);
+        textOrInlineCodeNodes.push(node);
+      }
     });
+
+    // Concat all text into one string, to properly replace quotes around non-"text" nodes
+    allText = String(processor.processSync(allText));
+
+    for (const node of textOrInlineCodeNodes) {
+      const endIndex = startIndex + node.value.length;
+      if (node.type === 'text') {
+        const processedText = allText.slice(startIndex, endIndex);
+        node.value = String(processor2.processSync(processedText));
+      }
+      startIndex = endIndex;
+    }
   }
 
   return transformer;

src/components/Layout/HomeContent.js

@@ -1499,7 +1499,7 @@ function ConferenceLayout({conf, children}) {
               navigate(e.target.value);
             });
           }}
-          className="appearance-none pe-8 bg-transparent text-primary-dark text-2xl font-bold mb-0.5"
+          className="appearance-none pe-8 ps-2 bg-transparent text-primary-dark text-2xl font-bold mb-0.5"
           style={{
             backgroundSize: '4px 4px, 4px 4px',
             backgroundRepeat: 'no-repeat',
@@ -1508,8 +1508,16 @@ function ConferenceLayout({conf, children}) {
             backgroundImage:
               'linear-gradient(45deg,transparent 50%,currentColor 50%),linear-gradient(135deg,currentColor 50%,transparent 50%)',
           }}>
-          <option value="react-conf-2021">React Conf 2021</option>
-          <option value="react-conf-2019">React Conf 2019</option>
+          <option
+            className="bg-wash dark:bg-wash-dark text-primary dark:text-primary-dark"
+            value="react-conf-2021">
+            React Conf 2021
+          </option>
+          <option
+            className="bg-wash dark:bg-wash-dark text-primary dark:text-primary-dark"
+            value="react-conf-2019">
+            React Conf 2019
+          </option>
         </select>
       </Cover>
       <div className="px-4 pb-4" key={conf.id}>

src/content/reference/react/use-server.md

@@ -153,7 +153,7 @@ export default async function requestUsername(formData) {
 // UsernameForm.js
 'use client';
 
-import {useFormState} from 'react-dom';
+import { useFormState } from 'react-dom';
 import requestUsername from './requestUsername';
 
 function UsernameForm() {
@@ -208,7 +208,7 @@ function LikeButton() {
 'use server';
 
 let likeCount = 0;
-export default async incrementLike() {
+export default async function incrementLike() {
   likeCount++;
   return likeCount;
 }

src/utils/prepareMDX.js

@@ -7,7 +7,7 @@ import {Children} from 'react';
 // TODO: This logic could be in MDX plugins instead.
 
 // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-export const PREPARE_MDX_CACHE_BREAKER = 2;
+export const PREPARE_MDX_CACHE_BREAKER = 3;
 // !!! IMPORTANT !!! Bump this if you change any logic.
 // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~