Merge pull request #2521 from lbryio/smart-links

Extend markdown support for LBRY urls

package.json

@@ -65,6 +65,7 @@
     "@lbry/components": "^2.7.2",
     "@reach/rect": "^0.2.1",
     "@reach/tabs": "^0.1.5",
+    "@reach/tooltip": "^0.2.1",
     "@types/three": "^0.93.1",
     "async-exit-hook": "^2.0.1",
     "babel-eslint": "^10.0.1",
@@ -163,6 +164,7 @@
     "redux-persist-transform-filter": "0.0.16",
     "redux-thunk": "^2.2.0",
     "remark": "^9.0.0",
+    "remark-attr": "^0.8.3",
     "remark-emoji": "^2.0.1",
     "remark-react": "^4.0.3",
     "render-media": "^3.1.0",
@@ -170,11 +172,13 @@
     "sass-loader": "^7.1.0",
     "semver": "^5.3.0",
     "stream-to-blob-url": "^2.1.1",
+    "strip-markdown": "^3.0.3",
     "style-loader": "^0.23.1",
     "terser-webpack-plugin": "^1.2.3",
     "three": "^0.93.0",
     "three-full": "^17.1.0",
     "tree-kill": "^1.1.0",
+    "unist-util-visit": "^1.4.1",
     "video.js": "^7.2.2",
     "villain": "btzr-io/Villain",
     "wavesurfer.js": "^2.2.1",

src/ui/component/button/view.jsx

@@ -7,7 +7,7 @@ import { formatLbryUriForWeb } from 'util/uri';
 import { OutboundLink } from 'react-ga';
 
 type Props = {
-  onClick: ?(any) => any,
+  id: ?string,
   href: ?string,
   title: ?string,
   label: ?string,
@@ -24,6 +24,11 @@ type Props = {
   iconSize?: number,
   constrict: ?boolean, // to shorten the button and ellipsis, only use for links
   activeClass?: string,
+  innerRef: ?any,
+  // Events
+  onClick: ?(any) => any,
+  onMouseEnter: ?(any) => any,
+  onMouseLeave: ?(any) => any,
 };
 
 class Button extends React.PureComponent<Props> {
@@ -33,7 +38,11 @@ class Button extends React.PureComponent<Props> {
 
   render() {
     const {
+      id,
       onClick,
+      onMouseEnter,
+      onMouseLeave,
+      innerRef,
       href,
       title,
       label,
@@ -102,6 +111,7 @@ class Button extends React.PureComponent<Props> {
 
     return path ? (
       <NavLink
+        id={id}
         exact
         to={path}
         title={title}
@@ -112,13 +122,17 @@ class Button extends React.PureComponent<Props> {
             onClick();
           }
         }}
+        onMouseEnter={onMouseEnter}
+        onMouseLeave={onMouseLeave}
         className={combinedClassName}
         activeClassName={activeClass}
+        innerRef={innerRef}
       >
         {content}
       </NavLink>
     ) : (
       <button
+        id={id}
         title={title}
         aria-label={description || label || title}
         className={combinedClassName}

src/ui/component/claimLink/index.js

@@ -0,0 +1,26 @@
+import { connect } from 'react-redux';
+
+import { doResolveUri, makeSelectTitleForUri, makeSelectClaimForUri, makeSelectIsUriResolving } from 'lbry-redux';
+
+import { selectBlackListedOutpoints } from 'lbryinc';
+
+import ClaimLink from './view';
+
+const select = (state, props) => {
+  return {
+    uri: props.uri,
+    claim: makeSelectClaimForUri(props.uri)(state),
+    title: makeSelectTitleForUri(props.uri)(state),
+    isResolvingUri: makeSelectIsUriResolving(props.uri)(state),
+    blackListedOutpoints: selectBlackListedOutpoints(state),
+  };
+};
+
+const perform = dispatch => ({
+  resolveUri: uri => dispatch(doResolveUri(uri)),
+});
+
+export default connect(
+  select,
+  perform
+)(ClaimLink);

src/ui/component/claimLink/view.jsx

@@ -0,0 +1,87 @@
+// @flow
+import * as React from 'react';
+import Button from 'component/button';
+import PreviewLink from 'component/previewLink';
+
+type Props = {
+  uri: string,
+  title: ?string,
+  claim: StreamClaim,
+  children: React.Node,
+  className: ?string,
+  autoEmbed: ?boolean,
+  description: ?string,
+  isResolvingUri: boolean,
+  resolveUri: string => void,
+  blackListedOutpoints: Array<{
+    txid: string,
+    nout: number,
+  }>,
+};
+
+class ClaimLink extends React.Component<Props> {
+  static defaultProps = {
+    href: null,
+    link: false,
+    title: null,
+    thumbnail: null,
+    autoEmbed: false,
+    description: null,
+    isResolvingUri: false,
+  };
+
+  componentDidMount() {
+    this.resolve(this.props);
+  }
+
+  componentDidUpdate() {
+    this.resolve(this.props);
+  }
+
+  isClaimBlackListed() {
+    const { claim, blackListedOutpoints } = this.props;
+
+    if (claim && blackListedOutpoints) {
+      let blackListed = false;
+
+      for (let i = 0; i < blackListedOutpoints.length; i += 1) {
+        const outpoint = blackListedOutpoints[i];
+        if (outpoint.txid === claim.txid && outpoint.nout === claim.nout) {
+          blackListed = true;
+          break;
+        }
+      }
+      return blackListed;
+    }
+  }
+
+  resolve = (props: Props) => {
+    const { isResolvingUri, resolveUri, claim, uri } = props;
+
+    if (!isResolvingUri && claim === undefined && uri) {
+      resolveUri(uri);
+    }
+  };
+
+  render() {
+    const { uri, claim, title, className, autoEmbed, children, isResolvingUri } = this.props;
+    const isUnresolved = (!isResolvingUri && !claim) || !claim;
+    const isBlacklisted = this.isClaimBlackListed();
+
+    if (isBlacklisted || isUnresolved) {
+      return <span>{children}</span>;
+    }
+
+    const { name: claimName } = claim;
+    const showPreview = autoEmbed === true && !isUnresolved;
+
+    return (
+      <React.Fragment>
+        <Button label={children} title={title || claimName} button={'link'} navigate={uri} className={className} />
+        {showPreview && <PreviewLink uri={uri} />}
+      </React.Fragment>
+    );
+  }
+}
+
+export default ClaimLink;

src/ui/component/common/form-components/form-field.jsx

@@ -2,11 +2,12 @@
 import type { ElementRef } from 'react';
 import React from 'react';
 import ReactDOMServer from 'react-dom/server';
-import 'easymde/dist/easymde.min.css';
 import Toggle from 'react-toggle';
-import { openEditorMenu, stopContextMenu } from 'util/context-menu';
 import SimpleMDE from 'react-simplemde-editor';
 import MarkdownPreview from 'component/common/markdown-preview-internal';
+import { openEditorMenu, stopContextMenu } from 'util/context-menu';
+
+import 'easymde/dist/easymde.min.css';
 
 type Props = {
   name: string,

src/ui/component/common/markdown-preview-internal.jsx

@@ -1,14 +1,16 @@
 // @flow
 import * as React from 'react';
 import remark from 'remark';
-import reactRenderer from 'remark-react';
+import remarkAttr from 'remark-attr';
+import remarkStrip from 'strip-markdown';
 import remarkEmoji from 'remark-emoji';
+import reactRenderer from 'remark-react';
 import ExternalLink from 'component/externalLink';
 import defaultSchema from 'hast-util-sanitize/lib/github.json';
+import { formatedLinks, inlineLinks } from 'util/remark-lbry';
 
-type MarkdownProps = {
+type SimpleTextProps = {
-  content: ?string,
+  children?: React.Node,
-  promptLinks?: boolean,
 };
 
 type SimpleLinkProps = {
@@ -17,6 +19,16 @@ type SimpleLinkProps = {
   children?: React.Node,
 };
 
+type MarkdownProps = {
+  strip?: boolean,
+  content: ?string,
+  promptLinks?: boolean,
+};
+
+const SimpleText = (props: SimpleTextProps) => {
+  return <span>{props.children}</span>;
+};
+
 const SimpleLink = (props: SimpleLinkProps) => {
   const { href, title, children } = props;
   return (
@@ -31,19 +43,54 @@ const schema = { ...defaultSchema };
 
 // Extend sanitation schema to support lbry protocol
 schema.protocols.href.push('lbry');
+schema.attributes.a.push('embed');
 
 const MarkdownPreview = (props: MarkdownProps) => {
-  const { content, promptLinks } = props;
+  const { content, strip, promptLinks } = props;
-  const remarkOptions = {
+
+  const remarkOptions: Object = {
     sanitize: schema,
+    fragment: React.Fragment,
     remarkReactComponents: {
       a: promptLinks ? ExternalLink : SimpleLink,
+      // Workaraund of remarkOptions.Fragment
+      div: React.Fragment,
     },
   };
+
+  const remarkAttrOpts = {
+    scope: 'extended',
+    elements: ['link'],
+    extend: { link: ['embed'] },
+    defaultValue: true,
+  };
+
+  // Strip all content and just render text
+  if (strip) {
+    // Remove new lines and extra space
+    remarkOptions.remarkReactComponents.p = SimpleText;
+    return (
+      <span className="markdown-preview">
+        {
+          remark()
+            .use(remarkStrip)
+            .use(reactRenderer, remarkOptions)
+            .processSync(content).contents
+        }
+      </span>
+    );
+  }
+
   return (
     <div className="markdown-preview">
       {
         remark()
+          .use(remarkAttr, remarkAttrOpts)
+          // Remark plugins for lbry urls
+          // Note: The order is important
+          .use(formatedLinks)
+          .use(inlineLinks)
+          // Emojis
           .use(remarkEmoji)
           .use(reactRenderer, remarkOptions)
           .processSync(content).contents

src/ui/component/common/truncated-text.jsx

@@ -2,14 +2,24 @@
 import * as React from 'react';
 
 type Props = {
-  text: ?string,
+  text?: ?string,
   lines: number,
+  showTooltip?: boolean,
+  children?: React.Node,
 };
 
-const TruncatedText = (props: Props) => (
+const TruncatedText = (props: Props) => {
-  <span title={props.text} className="truncated-text" style={{ WebkitLineClamp: props.lines }}>
+  const { text, children, lines, showTooltip } = props;
-    {props.text}
+  const tooltip = showTooltip ? children || text : '';
-  </span>
+  return (
-);
+    <span title={tooltip} className="truncated-text" style={{ WebkitLineClamp: lines }}>
+      {children || text}
+    </span>
+  );
+};
+
+TruncatedText.defaultProps = {
+  showTooltip: true,
+};
 
 export default TruncatedText;

src/ui/component/externalLink/view.jsx

@@ -4,10 +4,12 @@ import * as ICONS from 'constants/icons';
 import * as React from 'react';
 import { isURIValid } from 'lbry-redux';
 import Button from 'component/button';
+import ClaimLink from 'component/claimLink';
 
 type Props = {
   href: string,
   title?: string,
+  embed?: boolean,
   children: React.Node,
   openModal: (id: string, { uri: string }) => void,
 };
@@ -16,18 +18,16 @@ class ExternalLink extends React.PureComponent<Props> {
   static defaultProps = {
     href: null,
     title: null,
+    embed: false,
   };
 
   createLink() {
-    const { href, title, children, openModal } = this.props;
+    const { href, title, embed, children, openModal } = this.props;
-
     // Regex for url protocol
     const protocolRegex = new RegExp('^(https?|lbry|mailto)+:', 'i');
     const protocol = href ? protocolRegex.exec(href) : null;
-
     // Return plain text if no valid url
     let element = <span>{children}</span>;
-
     // Return external link if protocol is http or https
     if (protocol && (protocol[0] === 'http:' || protocol[0] === 'https:' || protocol[0] === 'mailto:')) {
       element = (
@@ -41,10 +41,13 @@ class ExternalLink extends React.PureComponent<Props> {
         />
       );
     }
-
     // Return local link if protocol is lbry uri
     if (protocol && protocol[0] === 'lbry:' && isURIValid(href)) {
-      element = <Button button="link" title={title || href} label={children} navigate={href} />;
+      element = (
+        <ClaimLink uri={href} autoEmbed={embed}>
+          {children}
+        </ClaimLink>
+      );
     }
 
     return element;

src/ui/component/previewLink/index.js

@@ -0,0 +1,37 @@
+import { connect } from 'react-redux';
+
+import {
+  doResolveUri,
+  makeSelectClaimIsMine,
+  makeSelectTitleForUri,
+  makeSelectThumbnailForUri,
+  makeSelectClaimForUri,
+  makeSelectIsUriResolving,
+  makeSelectMetadataItemForUri,
+} from 'lbry-redux';
+
+import { selectBlackListedOutpoints } from 'lbryinc';
+
+import PreviewLink from './view';
+
+const select = (state, props) => {
+  return {
+    uri: props.uri,
+    claim: makeSelectClaimForUri(props.uri)(state),
+    title: makeSelectTitleForUri(props.uri)(state),
+    thumbnail: makeSelectThumbnailForUri(props.uri)(state),
+    description: makeSelectMetadataItemForUri(props.uri, 'description')(state),
+    channelIsMine: makeSelectClaimIsMine(props.uri)(state),
+    isResolvingUri: makeSelectIsUriResolving(props.uri)(state),
+    blackListedOutpoints: selectBlackListedOutpoints(state),
+  };
+};
+
+const perform = dispatch => ({
+  resolveUri: uri => dispatch(doResolveUri(uri)),
+});
+
+export default connect(
+  select,
+  perform
+)(PreviewLink);

src/ui/component/previewLink/view.jsx

@@ -0,0 +1,58 @@
+// @flow
+import * as React from 'react';
+import UriIndicator from 'component/uriIndicator';
+import TruncatedText from 'component/common/truncated-text';
+import MarkdownPreview from 'component/common/markdown-preview';
+import { withRouter } from 'react-router-dom';
+import { formatLbryUriForWeb } from 'util/uri';
+
+type Props = {
+  uri: string,
+  title: ?string,
+  thumbnail: ?string,
+  description: ?string,
+  history: { push: string => void },
+};
+
+class PreviewLink extends React.PureComponent<Props> {
+  handleClick = () => {
+    const { uri, history } = this.props;
+    history.push(formatLbryUriForWeb(uri));
+  };
+
+  render() {
+    const { uri, title, description, thumbnail } = this.props;
+    const placeholder = 'static/img/placeholder.png';
+
+    const thumbnailStyle = {
+      backgroundImage: `url(${thumbnail || placeholder})`,
+    };
+
+    return (
+      <span className={'preview-link'} role="button" onClick={this.handleClick}>
+        <span className={'file-list__item'}>
+          <span style={thumbnailStyle} className={'preview-link__thumbnail media__thumb'} />
+          <span className={'file-list__item-metadata'}>
+            <span className={'file-list__item-info'}>
+              <span className={'file-list__item-title'}>
+                <TruncatedText text={title} lines={1} />
+              </span>
+            </span>
+            <span className={'preview-link__description media__subtext'}>
+              <UriIndicator uri={uri} link />
+            </span>
+            <span className={'file-list__item-properties'}>
+              <span className={'preview-link__description media__subtext'}>
+                <TruncatedText lines={2} showTooltip={false}>
+                  <MarkdownPreview content={description} promptLinks strip />
+                </TruncatedText>
+              </span>
+            </span>
+          </span>
+        </span>
+      </span>
+    );
+  }
+}
+
+export default withRouter(PreviewLink);

src/ui/scss/component/_markdown-editor.scss

@@ -34,8 +34,8 @@
     }
 
     .editor-preview.editor-preview-active {
-      background-color: $lbry-gray-5;
+      background-color: $lbry-black;
-      color: $lbry-black;
+      color: $lbry-white;
     }
   }
 }

src/ui/scss/component/_markdown-preview.scss

@@ -120,4 +120,23 @@
     white-space: normal;
     text-align: left;
   }
+
+  .preview-link {
+    padding: 0;
+    margin: 1rem 0;
+    background-color: rgba($lbry-teal-5, 0.1);
+    border-left: 0.5rem solid $lbry-teal-5;
+    display: block;
+    align-items: center;
+    width: 40rem;
+    word-break: break-all;
+  }
+
+  .preview-link__thumbnail {
+    width: 12rem;
+  }
+
+  .preview-link__description {
+    display: block;
+  }
 }

src/ui/util/remark-lbry.js

@@ -0,0 +1,111 @@
+import { parseURI } from 'lbry-redux';
+import visit from 'unist-util-visit';
+
+const protocol = 'lbry://';
+const locateURI = (value, fromIndex) => value.indexOf(protocol, fromIndex);
+const locateMention = (value, fromIndex) => value.indexOf('@', fromIndex);
+
+// Generate a valid markdown link
+const createURI = (text, uri, embed = false) => ({
+  type: 'link',
+  url: (uri.startsWith(protocol) ? '' : protocol) + uri,
+  data: {
+    // Custom attribute
+    hProperties: { embed },
+  },
+  children: [{ type: 'text', value: text }],
+});
+
+const validateURI = (match, eat) => {
+  if (match) {
+    try {
+      const text = match[0];
+      const uri = parseURI(text);
+      const isValid = uri && uri.claimName;
+      const isChannel = uri.isChannel && !uri.path;
+
+      if (isValid) {
+        // Create channel link
+        if (isChannel) {
+          return eat(text)(createURI(uri.claimName, text, false));
+        }
+        // Create claim link
+        return eat(text)(createURI(text, text, true));
+      }
+    } catch (err) {
+      // Silent errors: console.error(err)
+    }
+  }
+};
+
+// Generate a markdown link from channel name
+function tokenizeMention(eat, value, silent) {
+  const match = /^@+[a-zA-Z0-9-#:/]+/.exec(value);
+  return validateURI(match, eat);
+}
+
+// Generate a markdown link from lbry url
+function tokenizeURI(eat, value, silent) {
+  const match = /^(lbry:\/\/)+[a-zA-Z0-9-@#:/]+/.exec(value);
+  return validateURI(match, eat);
+}
+
+// Configure tokenizer for lbry urls
+tokenizeURI.locator = locateURI;
+tokenizeURI.notInList = true;
+tokenizeURI.notInLink = true;
+tokenizeURI.notInBlock = true;
+
+// Configure tokenizer for lbry channels
+tokenizeMention.locator = locateMention;
+tokenizeMention.notInList = true;
+tokenizeMention.notInLink = true;
+tokenizeMention.notInBlock = true;
+
+const visitor = (node, index, parent) => {
+  if (node.type === 'link' && parent && parent.type === 'paragraph') {
+    try {
+      const uri = parseURI(node.url);
+      const isValid = uri && uri.claimName;
+      const isChannel = uri.isChannel && !uri.path;
+      if (isValid && !isChannel) {
+        if (!node.data || !node.data.hProperties) {
+          // Create new node data
+          node.data = {
+            hProperties: { embed: true },
+          };
+        } else if (node.data.hProperties) {
+          // Don't overwrite current attributes
+          node.data.hProperties = {
+            embed: true,
+            ...node.data.hProperties,
+          };
+        }
+      }
+    } catch (err) {
+      // Silent errors: console.error(err)
+    }
+  }
+};
+
+// transform
+const transform = tree => {
+  visit(tree, ['link'], visitor);
+};
+
+export const formatedLinks = () => transform;
+
+// Main module
+export function inlineLinks() {
+  const Parser = this.Parser;
+  const tokenizers = Parser.prototype.inlineTokenizers;
+  const methods = Parser.prototype.inlineMethods;
+
+  // Add an inline tokenizer (defined in the following example).
+  tokenizers.uri = tokenizeURI;
+  tokenizers.mention = tokenizeMention;
+
+  // Run it just before `text`.
+  methods.splice(methods.indexOf('text'), 0, 'uri');
+  methods.splice(methods.indexOf('text'), 0, 'mention');
+}

yarn.lock

@@ -5498,6 +5498,11 @@ html-comment-regex@^1.1.0:
   resolved "https://registry.yarnpkg.com/html-comment-regex/-/html-comment-regex-1.1.2.tgz#97d4688aeb5c81886a364faa0cad1dda14d433a7"
   integrity sha512-P+M65QY2JQ5Y0G9KKdlDpo0zK+/OHptU5AaBwUfAIDJZk1MYf32Frm84EcOytfJE0t5JvkAnKlmjsXDnWzCJmQ==
 
+html-element-attributes@^2.0.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/html-element-attributes/-/html-element-attributes-2.1.0.tgz#ff674b8716526b8a9ee1d8e454466eda56d6d0cc"
+  integrity sha512-uWNlZuzM3MfRvZLAHWUzwwU6He2NvX9szpXwjG7+hoVqZzY3e0vc6mlujiSnJ/i9zVFZDhBDN33Pm9HNEzcyPg==
+
 html-entities@^1.2.0, html-entities@^1.2.1:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/html-entities/-/html-entities-1.2.1.tgz#0df29351f0721163515dfb9e5543e5f6eed5162f"
@@ -7114,6 +7119,11 @@ math-expression-evaluator@^1.2.14:
   resolved "https://registry.yarnpkg.com/math-expression-evaluator/-/math-expression-evaluator-1.2.17.tgz#de819fdbcd84dccd8fae59c6aeb79615b9d266ac"
   integrity sha1-3oGf282E3M2PrlnGrreWFbnSZqw=
 
+md-attr-parser@^1.2.1:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/md-attr-parser/-/md-attr-parser-1.2.1.tgz#1043f6451c33ed3e392b40504df08010f4d03e3d"
+  integrity sha512-dZqt2L4Q7FUcx6ZcuownAxa74Y7d5jcsHRB2MIgQ0vT10Pa+/0Som6hhJ+jgAjP3vnFtrd4aO+ZMc5K7QVfbiQ==
+
 md5.js@^1.3.4:
   version "1.3.5"
   resolved "https://registry.yarnpkg.com/md5.js/-/md5.js-1.3.5.tgz#b5d07b8e3216e3e27cd728d72f70d1e6a342005f"
@@ -9841,6 +9851,14 @@ relateurl@0.2.x:
   resolved "https://registry.yarnpkg.com/relateurl/-/relateurl-0.2.7.tgz#54dbf377e51440aca90a4cd274600d3ff2d888a9"
   integrity sha1-VNvzd+UUQKypCkzSdGANP/LYiKk=
 
+remark-attr@^0.8.3:
+  version "0.8.3"
+  resolved "https://registry.yarnpkg.com/remark-attr/-/remark-attr-0.8.3.tgz#0263045acb958e1556b0c6955b5d66a4b36d4d92"
+  integrity sha512-JMP6rmLwhj5VmDRG99kGr+HNXQ6MmAs+UojeAHGMQFiIitEmJZBkmgOBsWadxu/RTACD4XnMuJXY1QWEFdw31A==
+  dependencies:
+    html-element-attributes "^2.0.0"
+    md-attr-parser "^1.2.1"
+
 remark-emoji@^2.0.1:
   version "2.0.2"
   resolved "https://registry.yarnpkg.com/remark-emoji/-/remark-emoji-2.0.2.tgz#49c134021132c192ee4cceed1988ec9b8ced7eb8"
@@ -10912,6 +10930,11 @@ strip-json-comments@^2.0.1, strip-json-comments@~2.0.1:
   resolved "https://registry.yarnpkg.com/strip-json-comments/-/strip-json-comments-2.0.1.tgz#3c531942e908c2697c0ec344858c286c7ca0a60a"
   integrity sha1-PFMZQukIwml8DsNEhYwobHygpgo=
 
+strip-markdown@^3.0.3:
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/strip-markdown/-/strip-markdown-3.0.3.tgz#93b4526abe32a1d69e5ca943f4d9ba25c01a4d48"
+  integrity sha512-G2DSM9wy3PWxY3miAibWpsTqZgXLXgRoq0yVyaVs9O7FDGEwPO6pmSE8CyzHhU88Z2w1dkFqFmWUklFNsQKwqg==
+
 style-loader@^0.23.1:
   version "0.23.1"
   resolved "https://registry.yarnpkg.com/style-loader/-/style-loader-0.23.1.tgz#cb9154606f3e771ab6c4ab637026a1049174d925"
@@ -11564,7 +11587,7 @@ unist-util-visit-parents@^2.0.0:
   dependencies:
     unist-util-is "^2.1.2"
 
-unist-util-visit@^1.0.0, unist-util-visit@^1.1.0, unist-util-visit@^1.3.0, unist-util-visit@^1.4.0:
+unist-util-visit@^1.0.0, unist-util-visit@^1.1.0, unist-util-visit@^1.3.0, unist-util-visit@^1.4.0, unist-util-visit@^1.4.1:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/unist-util-visit/-/unist-util-visit-1.4.1.tgz#4724aaa8486e6ee6e26d7ff3c8685960d560b1e3"
   integrity sha512-AvGNk7Bb//EmJZyhtRUnNMEpId/AZ5Ph/KUpTI09WHQuDZHKovQ1oEv3mfmKpWKtoMzyMC4GLBm1Zy5k12fjIw==