diff --git a/.eslintignore b/.eslintignore
index 839e0614c4..41d132a329 100644
--- a/.eslintignore
+++ b/.eslintignore
@@ -9,3 +9,4 @@ website/
 scripts
 packages/docusaurus-1.x/lib/core/metadata.js
 packages/docusaurus-1.x/lib/core/MetadataBlog.js
+packages/docusaurus-1.x/lib/core/__tests__/split-tab.test.js
diff --git a/package.json b/package.json
index b5ded2d10e..00f756c60e 100644
--- a/package.json
+++ b/package.json
@@ -15,6 +15,8 @@
   "devDependencies": {
     "babel-core": "^7.0.0-0",
     "babel-eslint": "8",
+    "enzyme": "^3.9.0",
+    "enzyme-adapter-react-16": "^1.12.1",
     "eslint": "4.x",
     "eslint-config-airbnb": "17.1.0",
     "eslint-config-prettier": "^2.9.0",
diff --git a/packages/docusaurus-1.x/lib/core/Doc.js b/packages/docusaurus-1.x/lib/core/Doc.js
index d31505f0bb..3b64b787df 100644
--- a/packages/docusaurus-1.x/lib/core/Doc.js
+++ b/packages/docusaurus-1.x/lib/core/Doc.js
@@ -19,20 +19,120 @@ const translateThisDoc = translate(
   'Translate this Doc|recruitment message asking to translate the docs',
 );
 
-const splitTabsToTitleAndContent = content => {
-  const titles = content.match(/<!--(.*?)-->/gms);
-  const tabs = content.split(/<!--.*?-->/gms);
-  if (!titles || !tabs || !titles.length || !tabs.length) {
-    return [];
+const splitTabsToTitleAndContent = (lines, indents) => {
+  let first = false;
+  let inBlock = false;
+  let whitespace = false;
+  const tc = [];
+  let current = {
+    content: [],
+  };
+  lines.forEach(line => {
+    if (indents) {
+      line = line.replace(new RegExp(`^((\\t|\\s{4}){${indents}})`, 'g'), '');
+    }
+    let pos = 0;
+    const end = line.length;
+    const isToken = (cline, cpos, ...chars) => {
+      for (let i = 0; i < chars.length; i++) {
+        if (cline.charCodeAt(cpos) !== chars[i]) {
+          return false;
+        }
+        cpos++;
+      }
+      return true;
+    };
+    while (pos + 1 < end) {
+      // Skip all the whitespace when we first start the scan.
+      for (let max = end; pos < max; pos++) {
+        if (line.charCodeAt(pos) !== 0x20 && line.charCodeAt(pos) !== 0x0a) {
+          break;
+        }
+        whitespace = true;
+      }
+      // Check for the start of a comment: <!--
+      // If we're in a code block we skip it.
+      if (
+        isToken(
+          line,
+          pos,
+          0x3c /* < */,
+          0x21 /* ! */,
+          0x2d /* - */,
+          0x2d /* - */,
+        ) &&
+        !inBlock
+      ) {
+        if (current !== null && current.title !== undefined) {
+          tc.push({
+            title: current.title,
+            content: current.content.join('\n'),
+          });
+          current = {
+            content: [],
+          };
+        }
+        first = true;
+        pos += 4;
+        let b0;
+        let b1;
+        const buf = [];
+        // Add all characters to the title buffer until
+        // we reach the end marker: -->
+        for (let max = end; pos < max; pos++) {
+          const b = line.charCodeAt(pos);
+          if (b0 === 0x2d /* - */ && b1 === 0x2d /* - */) {
+            if (b !== 0x3e /* > */) {
+              throw new Error(`Invalid comment sequence "--"`);
+            }
+            break;
+          }
+          buf.push(b);
+          b0 = b1;
+          b1 = b;
+        }
+        // Clear the line out before we add it to content.
+        // This also means tabs can only be defined on a line by itself.
+        line = '\n';
+        // Trim the last 2 characters: --
+        current.title = String.fromCharCode(...buf)
+          .substring(0, buf.length - 2)
+          .trim();
+      }
+      // If the first thing in a code tab is not a title it's invalid.
+      if (!first) {
+        throw new Error(`Invalid code tab markdown`);
+      }
+      // Check for code block: ```
+      // If the line begins with whitespace we don't consider it a code block.
+      if (
+        isToken(line, pos, 0x60 /* ` */, 0x60 /* ` */, 0x60 /* ` */) &&
+        !whitespace
+      ) {
+        pos += 3;
+        inBlock = !inBlock;
+      }
+      pos++;
+      whitespace = false;
+    }
+    current.content.push(line);
+  });
+  if (current !== null && current.title !== undefined) {
+    tc.push({
+      title: current.title,
+      content: current.content.join('\n'),
+    });
   }
-  tabs.shift();
-  return titles.map((title, idx) => ({
-    title: title.substring(4, title.length - 3).trim(),
-    content: tabs[idx],
-  }));
+  return tc;
 };
 
-const cleanTheCodeTag = content => {
+const cleanTheCodeTag = (content, indents) => {
+  const prepend = (line, indent) => {
+    if (indent) {
+      return '    '.repeat(indent) + line;
+    }
+    return line;
+  };
   const contents = content.split(/(<pre>)(.*?)(<\/pre>)/gms);
   let inCodeBlock = false;
   const cleanContents = contents.map(c => {
@@ -47,7 +147,7 @@ const cleanTheCodeTag = content => {
     if (inCodeBlock) {
       return c.replace(/\n/g, '<br />');
     }
-    return c;
+    return prepend(c, indents);
   });
   return cleanContents.join('');
 };
@@ -56,32 +156,43 @@ const cleanTheCodeTag = content => {
 class Doc extends React.Component {
   renderContent() {
     const {content} = this.props;
-    let inCodeTabs = false;
-    const contents = content.split(
-      /(<!--DOCUSAURUS_CODE_TABS-->\n)(.*?)(\n<!--END_DOCUSAURUS_CODE_TABS-->)/gms,
-    );
-
-    const renderResult = contents.map(c => {
-      if (c === '<!--DOCUSAURUS_CODE_TABS-->\n') {
-        inCodeTabs = true;
-        return '';
-      }
-      if (c === '\n<!--END_DOCUSAURUS_CODE_TABS-->') {
-        inCodeTabs = false;
-        return '';
-      }
-      if (inCodeTabs) {
+    let indents = 0;
+    return content.replace(
+      /(\t|\s{4})*?(<!--DOCUSAURUS_CODE_TABS-->\n)(.*?)((\n|\t|\s{4})<!--END_DOCUSAURUS_CODE_TABS-->)/gms,
+      m => {
+        const contents = m.split('\n').filter(c => {
+          if (!indents) {
+            indents = (
+              c.match(/((\t|\s{4})+)<!--DOCUSAURUS_CODE_TABS-->/) || []
+            ).length;
+          }
+          if (c.match(/(\t|\s{4})+<!--DOCUSAURUS_CODE_TABS-->/)) {
+            return false;
+          }
+          if (
+            c.match(
+              /<!--END_DOCUSAURUS_CODE_TABS-->|<!--DOCUSAURUS_CODE_TABS-->/,
+            ) ||
+            (indents > 0 &&
+              c.match(
+                /(\t|\s{4})+(<!--END_DOCUSAURUS_CODE_TABS-->|<!--DOCUSAURUS_CODE_TABS-->)/,
+              ))
+          ) {
+            return false;
+          }
+          return true;
+        });
+        if (indents) {
+          indents -= 1;
+        }
         const codeTabsMarkdownBlock = renderToStaticMarkup(
           <CodeTabsMarkdownBlock>
-            {splitTabsToTitleAndContent(c)}
+            {splitTabsToTitleAndContent(contents, indents)}
           </CodeTabsMarkdownBlock>,
         );
-        return cleanTheCodeTag(codeTabsMarkdownBlock);
-      }
-      return c;
-    });
-
-    return renderResult.join('');
+        return cleanTheCodeTag(codeTabsMarkdownBlock, indents);
+      },
+    );
   }
 
   render() {
diff --git a/packages/docusaurus-1.x/lib/core/__tests__/__fixtures__/split-tab_doc1.md b/packages/docusaurus-1.x/lib/core/__tests__/__fixtures__/split-tab_doc1.md
new file mode 100644
index 0000000000..1e89fe34f5
--- /dev/null
+++ b/packages/docusaurus-1.x/lib/core/__tests__/__fixtures__/split-tab_doc1.md
@@ -0,0 +1,29 @@
+<!--DOCUSAURUS_CODE_TABS-->
+<!--JavaScript-->
+```js
+console.log('Hello, world!');
+```
+<!--Python-->
+```py
+print('Hello, world!')
+```
+
+<!--C-->
+```C
+#include <stdio.h>
+
+int main() {
+   printf("Hello World!");
+   return 0;
+}
+```
+
+<!--Pascal-->
+```Pascal
+program HelloWorld;
+begin
+  WriteLn('Hello, world!');
+end.
+```
+
+<!--END_DOCUSAURUS_CODE_TABS-->
diff --git a/packages/docusaurus-1.x/lib/core/__tests__/__fixtures__/split-tab_doc2.md b/packages/docusaurus-1.x/lib/core/__tests__/__fixtures__/split-tab_doc2.md
new file mode 100644
index 0000000000..14a7da6a4e
--- /dev/null
+++ b/packages/docusaurus-1.x/lib/core/__tests__/__fixtures__/split-tab_doc2.md
@@ -0,0 +1,32 @@
+1. Doc
+    * Hello
+        <!--DOCUSAURUS_CODE_TABS-->
+        <!--JavaScript-->
+        ```js
+        console.log('Hello, world!');
+        ```
+        <!--Python-->
+        ```py
+        print('Hello, world!')
+        ```
+        
+        <!--C-->
+        ```C
+        #include <stdio.h>
+        
+        int main() {
+           printf("Hello World!");
+           return 0;
+        }
+        ```
+        
+        <!--Pascal-->
+        ```Pascal
+        program HelloWorld;
+        begin
+          WriteLn('Hello, world!');
+        end.
+        ```
+        
+        <!--END_DOCUSAURUS_CODE_TABS-->
+ 1. Do that
\ No newline at end of file
diff --git a/packages/docusaurus-1.x/lib/core/__tests__/__fixtures__/website/i18n/en.json b/packages/docusaurus-1.x/lib/core/__tests__/__fixtures__/website/i18n/en.json
new file mode 100644
index 0000000000..43c508fe87
--- /dev/null
+++ b/packages/docusaurus-1.x/lib/core/__tests__/__fixtures__/website/i18n/en.json
@@ -0,0 +1,10 @@
+{
+  "_comment": "This file is auto-generated by write-translations.js",
+  "localized-strings": {
+  },
+  "pages-strings": {
+    "Help Translate|recruit community translators for your project": "Help Us Translate",
+    "Edit this Doc|recruitment message asking to edit the doc source": "Edit",
+    "Translate this Doc|recruitment message asking to translate the docs": "Translate"
+  }
+}
diff --git a/packages/docusaurus-1.x/lib/core/__tests__/__fixtures__/website/siteConfig.js b/packages/docusaurus-1.x/lib/core/__tests__/__fixtures__/website/siteConfig.js
new file mode 100644
index 0000000000..c3aadfd8fc
--- /dev/null
+++ b/packages/docusaurus-1.x/lib/core/__tests__/__fixtures__/website/siteConfig.js
@@ -0,0 +1,64 @@
+/**
+ * Copyright (c) 2017-present, Facebook, Inc.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+/* List of projects/orgs using your project for the users page */
+
+const siteConfig = {
+  title: 'Docusaurus',
+  tagline: 'Easy to Maintain Open Source Documentation Websites',
+  url: 'https://docusaurus.io',
+  baseUrl: '/',
+  organizationName: 'facebook',
+  projectName: 'Docusaurus',
+  cname: 'docusaurus.io',
+  noIndex: false,
+  editUrl: 'https://github.com/facebook/docusaurus/edit/master/docs/',
+  headerLinks: [],
+  headerIcon: 'img/docusaurus.svg',
+  footerIcon: 'img/docusaurus_monochrome.svg',
+  favicon: 'img/docusaurus.ico',
+  algolia: {
+    apiKey: '3eb9507824b8be89e7a199ecaa1a9d2c',
+    indexName: 'docusaurus',
+    algoliaOptions: {
+      facetFilters: ['language:LANGUAGE', 'version:VERSION'],
+    },
+  },
+  colors: {
+    primaryColor: '#2E8555',
+    secondaryColor: '#205C3B',
+  },
+  translationRecruitingLink: 'https://crowdin.com/project/docusaurus',
+  copyright: `Copyright © ${new Date().getFullYear()} Facebook Inc.`,
+  usePrism: ['jsx'],
+  highlight: {
+    theme: 'atom-one-dark',
+  },
+  scripts: [
+    'https://buttons.github.io/buttons.js',
+    'https://cdnjs.cloudflare.com/ajax/libs/clipboard.js/2.0.0/clipboard.min.js',
+    '/js/code-blocks-buttons.js',
+  ],
+  gaTrackingId: 'UA-44373548-31',
+  facebookAppId: '199138890728411',
+  facebookComments: true,
+  twitter: 'true',
+  twitterUsername: 'docusaurus',
+  ogImage: 'img/docusaurus.png',
+  twitterImage: 'img/docusaurus.png',
+  onPageNav: 'separate',
+  cleanUrl: true,
+  scrollToTop: true,
+  scrollToTopOptions: {
+    zIndex: 100,
+  },
+  enableUpdateTime: true,
+  enableUpdateBy: true,
+  docsSideNavCollapsible: true,
+};
+
+module.exports = siteConfig;
diff --git a/packages/docusaurus-1.x/lib/core/__tests__/split-tab.test.js b/packages/docusaurus-1.x/lib/core/__tests__/split-tab.test.js
new file mode 100644
index 0000000000..9d35617f4d
--- /dev/null
+++ b/packages/docusaurus-1.x/lib/core/__tests__/split-tab.test.js
@@ -0,0 +1,124 @@
+/**
+ * Copyright (c) 2017-present, Facebook, Inc.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ * @jest-environment jsdom
+ */
+process.cwd = () => `${__dirname}/__fixtures__/website`;
+
+const React = require('react');
+const {configure, mount} = require('enzyme');
+const Adapter = require('enzyme-adapter-react-16');
+const fs = require('fs');
+const _ = require('lodash');
+const Doc = require('../Doc.js');
+
+configure({adapter: new Adapter()});
+
+describe('when code tabs are used correctly', () => {
+  // clear unique id counter
+  _.uniqueId = _.runInContext().uniqueId;
+  const props = {
+    content: fs.readFileSync(
+      `${__dirname}/__fixtures__/split-tab_doc1.md`,
+      'utf-8',
+    ),
+    metadata: {},
+    config: {},
+  };
+  let mountedDoc;
+  const docPage = () => {
+    if (!mountedDoc) {
+      mountedDoc = mount(<Doc {...props} />);
+    }
+    return mountedDoc;
+  };
+  const page = docPage();
+  it('renders tabs correctly', () => {
+    const node = page.getDOMNode();
+    const firstTab = node.querySelector('[data-tab$="-content-2"]').textContent;
+    expect('JavaScript').toEqual(firstTab);
+    const secondTab = node.querySelector('[data-tab$="-content-3"]')
+      .textContent;
+    expect('Python').toEqual(secondTab);
+    const thirdTab = node.querySelector('[data-tab$="-content-4"]').textContent;
+    expect('C').toEqual(thirdTab);
+    const fourthTab = node.querySelector('[data-tab$="-content-5"]')
+      .textContent;
+    expect('Pascal').toEqual(fourthTab);
+  });
+  it('renders content correctly', () => {
+    const node = page.getDOMNode();
+    const firstContent = node.querySelector('[id$="-content-2"] code')
+      .textContent;
+    expect("console.log('Hello, world!');").toEqual(firstContent);
+    const secondContent = node.querySelector('[id$="-content-3"] code')
+      .textContent;
+    expect("print('Hello, world!')").toEqual(secondContent);
+    const thirdContent = node.querySelector('[id$="-content-4"] code')
+      .textContent;
+    expect(
+      '#include <stdio.h>int main() {   printf("Hello World!");   return 0;}',
+    ).toEqual(thirdContent);
+    const fourthContent = node.querySelector('[id$="-content-5"] code')
+      .textContent;
+    expect("program HelloWorld;begin  WriteLn('Hello, world!');end.").toEqual(
+      fourthContent,
+    );
+  });
+});
+
+describe('when code tab is used in a list', () => {
+  // clear unique id counter
+  _.uniqueId = _.runInContext().uniqueId;
+  const props = {
+    content: fs.readFileSync(
+      `${__dirname}/__fixtures__/split-tab_doc2.md`,
+      'utf-8',
+    ),
+    metadata: {},
+    config: {},
+  };
+  let mountedDoc;
+  const docPage = () => {
+    if (!mountedDoc) {
+      mountedDoc = mount(<Doc {...props} />);
+    }
+    return mountedDoc;
+  };
+  const page = docPage();
+  it('renders tabs correctly', () => {
+    const node = page.getDOMNode();
+    const firstTab = node.querySelector('[data-tab$="-content-2"]').textContent;
+    expect('JavaScript').toEqual(firstTab);
+    const secondTab = node.querySelector('[data-tab$="-content-3"]')
+      .textContent;
+    expect('Python').toEqual(secondTab);
+    const thirdTab = node.querySelector('[data-tab$="-content-4"]').textContent;
+    expect('C').toEqual(thirdTab);
+    const fourthTab = node.querySelector('[data-tab$="-content-5"]')
+      .textContent;
+    expect('Pascal').toEqual(fourthTab);
+  });
+  it('renders content correctly', () => {
+    const node = page.getDOMNode();
+    const firstContent = node.querySelector('[id$="-content-2"] code')
+      .textContent;
+    expect("console.log('Hello, world!');").toEqual(firstContent);
+    const secondContent = node.querySelector('[id$="-content-3"] code')
+      .textContent;
+    expect("print('Hello, world!')").toEqual(secondContent);
+    const thirdContent = node.querySelector('[id$="-content-4"] code')
+      .textContent;
+    expect(
+      '#include <stdio.h>int main() {   printf("Hello World!");   return 0;}',
+    ).toEqual(thirdContent);
+    const fourthContent = node.querySelector('[id$="-content-5"] code')
+      .textContent;
+    expect("program HelloWorld;begin  WriteLn('Hello, world!');end.").toEqual(
+      fourthContent,
+    );
+  });
+});
diff --git a/yarn.lock b/yarn.lock
index b4fbcdc533..552fbe7cdb 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -2069,6 +2069,22 @@ agentkeepalive@^3.4.1:
   dependencies:
     humanize-ms "^1.2.1"
 
+airbnb-prop-types@^2.12.0:
+  version "2.13.2"
+  resolved "https://registry.yarnpkg.com/airbnb-prop-types/-/airbnb-prop-types-2.13.2.tgz#43147a5062dd2a4a5600e748a47b64004cc5f7fc"
+  integrity sha512-2FN6DlHr6JCSxPPi25EnqGaXC4OC3/B3k1lCd6MMYrZ51/Gf/1qDfaR+JElzWa+Tl7cY2aYOlsYJGFeQyVHIeQ==
+  dependencies:
+    array.prototype.find "^2.0.4"
+    function.prototype.name "^1.1.0"
+    has "^1.0.3"
+    is-regex "^1.0.4"
+    object-is "^1.0.1"
+    object.assign "^4.1.0"
+    object.entries "^1.1.0"
+    prop-types "^15.7.2"
+    prop-types-exact "^1.2.0"
+    react-is "^16.8.6"
+
 ajv-errors@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/ajv-errors/-/ajv-errors-1.0.1.tgz#f35986aceb91afadec4102fbd85014950cefa64d"
@@ -2282,6 +2298,11 @@ array-equal@^1.0.0:
   resolved "https://registry.yarnpkg.com/array-equal/-/array-equal-1.0.0.tgz#8c2a5ef2472fd9ea742b04c77a75093ba2757c93"
   integrity sha1-jCpe8kcv2ep0KwTHenUJO6J1fJM=
 
+array-filter@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/array-filter/-/array-filter-1.0.0.tgz#baf79e62e6ef4c2a4c0b831232daffec251f9d83"
+  integrity sha1-uveeYubvTCpMC4MSMtr/7CUfnYM=
+
 array-filter@~0.0.0:
   version "0.0.1"
   resolved "https://registry.yarnpkg.com/array-filter/-/array-filter-0.0.1.tgz#7da8cf2e26628ed732803581fd21f67cacd2eeec"
@@ -2347,6 +2368,23 @@ array-unique@^0.3.2:
   resolved "https://registry.yarnpkg.com/array-unique/-/array-unique-0.3.2.tgz#a894b75d4bc4f6cd679ef3244a9fd8f46ae2d428"
   integrity sha1-qJS3XUvE9s1nnvMkSp/Y9Gri1Cg=
 
+array.prototype.find@^2.0.4:
+  version "2.0.4"
+  resolved "https://registry.yarnpkg.com/array.prototype.find/-/array.prototype.find-2.0.4.tgz#556a5c5362c08648323ddaeb9de9d14bc1864c90"
+  integrity sha1-VWpcU2LAhkgyPdrrnenRS8GGTJA=
+  dependencies:
+    define-properties "^1.1.2"
+    es-abstract "^1.7.0"
+
+array.prototype.flat@^1.2.1:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/array.prototype.flat/-/array.prototype.flat-1.2.1.tgz#812db8f02cad24d3fab65dd67eabe3b8903494a4"
+  integrity sha512-rVqIs330nLJvfC7JqYvEWwqVr5QjYF1ib02i3YJtR/fICO6527Tjpc/e4Mvmxh3GIePPreRXMdaGyC99YphWEw==
+  dependencies:
+    define-properties "^1.1.2"
+    es-abstract "^1.10.0"
+    function-bind "^1.1.1"
+
 arrify@^1.0.0, arrify@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/arrify/-/arrify-1.0.1.tgz#898508da2226f380df904728456849c1501a4b0d"
@@ -3277,6 +3315,18 @@ cheerio@0.22.0, cheerio@^0.22.0:
     lodash.reject "^4.4.0"
     lodash.some "^4.4.0"
 
+cheerio@^1.0.0-rc.2:
+  version "1.0.0-rc.3"
+  resolved "https://registry.yarnpkg.com/cheerio/-/cheerio-1.0.0-rc.3.tgz#094636d425b2e9c0f4eb91a46c05630c9a1a8bf6"
+  integrity sha512-0td5ijfUPuubwLUu0OBoe98gZj8C/AA+RW3v67GPlGOrvxWjZmBXiBCRU+I8VEiNyJzjth40POfHiz2RB3gImA==
+  dependencies:
+    css-select "~1.2.0"
+    dom-serializer "~0.1.1"
+    entities "~1.1.1"
+    htmlparser2 "^3.9.1"
+    lodash "^4.15.0"
+    parse5 "^3.0.1"
+
 chokidar@^2.0.0, chokidar@^2.1.5:
   version "2.1.5"
   resolved "https://registry.yarnpkg.com/chokidar/-/chokidar-2.1.5.tgz#0ae8434d962281a5f56c72869e79cb6d9d86ad4d"
@@ -4547,6 +4597,11 @@ dir-glob@^2.2.1:
   dependencies:
     path-type "^3.0.0"
 
+discontinuous-range@1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/discontinuous-range/-/discontinuous-range-1.0.0.tgz#e38331f0844bba49b9a9cb71c771585aab1bc65a"
+  integrity sha1-44Mx8IRLukm5qctxx3FYWqsbxlo=
+
 dns-equal@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/dns-equal/-/dns-equal-1.0.0.tgz#b39e7f1da6eb0a75ba9c17324b34753c47e0654d"
@@ -4656,7 +4711,7 @@ dom-converter@^0.2:
   dependencies:
     utila "~0.4"
 
-dom-serializer@0, dom-serializer@~0.1.0:
+dom-serializer@0, dom-serializer@~0.1.0, dom-serializer@~0.1.1:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/dom-serializer/-/dom-serializer-0.1.1.tgz#1ec4059e284babed36eec2941d4a970a189ce7c0"
   integrity sha512-l0IU0pPzLWSHBcieZbpOKgkIn3ts3vAh7ZuFyXNwJxJXk/c4Gwj9xaTJwIDVQCXawWD0qb3IzMGH5rglQaO0XA==
@@ -4882,6 +4937,58 @@ envify@^4.0.0:
     esprima "^4.0.0"
     through "~2.3.4"
 
+enzyme-adapter-react-16@^1.12.1:
+  version "1.12.1"
+  resolved "https://registry.yarnpkg.com/enzyme-adapter-react-16/-/enzyme-adapter-react-16-1.12.1.tgz#6a2d74c80559d35ac0a91ca162fa45f4186290cf"
+  integrity sha512-GB61gvY97XvrA6qljExGY+lgI6BBwz+ASLaRKct9VQ3ozu0EraqcNn3CcrUckSGIqFGa1+CxO5gj5is5t3lwrw==
+  dependencies:
+    enzyme-adapter-utils "^1.11.0"
+    object.assign "^4.1.0"
+    object.values "^1.1.0"
+    prop-types "^15.7.2"
+    react-is "^16.8.6"
+    react-test-renderer "^16.0.0-0"
+    semver "^5.6.0"
+
+enzyme-adapter-utils@^1.11.0:
+  version "1.11.0"
+  resolved "https://registry.yarnpkg.com/enzyme-adapter-utils/-/enzyme-adapter-utils-1.11.0.tgz#6ffff782b1b57dd46c72a845a91fc4103956a117"
+  integrity sha512-0VZeoE9MNx+QjTfsjmO1Mo+lMfunucYB4wt5ficU85WB/LoetTJrbuujmHP3PJx6pSoaAuLA+Mq877x4LoxdNg==
+  dependencies:
+    airbnb-prop-types "^2.12.0"
+    function.prototype.name "^1.1.0"
+    object.assign "^4.1.0"
+    object.fromentries "^2.0.0"
+    prop-types "^15.7.2"
+    semver "^5.6.0"
+
+enzyme@^3.9.0:
+  version "3.9.0"
+  resolved "https://registry.yarnpkg.com/enzyme/-/enzyme-3.9.0.tgz#2b491f06ca966eb56b6510068c7894a7e0be3909"
+  integrity sha512-JqxI2BRFHbmiP7/UFqvsjxTirWoM1HfeaJrmVSZ9a1EADKkZgdPcAuISPMpoUiHlac9J4dYt81MC5BBIrbJGMg==
+  dependencies:
+    array.prototype.flat "^1.2.1"
+    cheerio "^1.0.0-rc.2"
+    function.prototype.name "^1.1.0"
+    has "^1.0.3"
+    html-element-map "^1.0.0"
+    is-boolean-object "^1.0.0"
+    is-callable "^1.1.4"
+    is-number-object "^1.0.3"
+    is-regex "^1.0.4"
+    is-string "^1.0.4"
+    is-subset "^0.1.1"
+    lodash.escape "^4.0.1"
+    lodash.isequal "^4.5.0"
+    object-inspect "^1.6.0"
+    object-is "^1.0.1"
+    object.assign "^4.1.0"
+    object.entries "^1.0.4"
+    object.values "^1.0.4"
+    raf "^3.4.0"
+    rst-selector-parser "^2.2.3"
+    string.prototype.trim "^1.1.2"
+
 err-code@^1.0.0:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/err-code/-/err-code-1.1.2.tgz#06e0116d3028f6aef4806849eb0ea6a748ae6960"
@@ -4909,7 +5016,7 @@ error@^7.0.0:
     string-template "~0.2.1"
     xtend "~4.0.0"
 
-es-abstract@^1.11.0, es-abstract@^1.12.0, es-abstract@^1.5.1, es-abstract@^1.7.0:
+es-abstract@^1.10.0, es-abstract@^1.11.0, es-abstract@^1.12.0, es-abstract@^1.5.0, es-abstract@^1.5.1, es-abstract@^1.7.0:
   version "1.13.0"
   resolved "https://registry.yarnpkg.com/es-abstract/-/es-abstract-1.13.0.tgz#ac86145fdd5099d8dd49558ccba2eaf9b88e24e9"
   integrity sha512-vDZfg/ykNxQVwup/8E1BZhVzFfBxs9NqMzGcvIJrqg5k2/5Za2bWo40dK2J1pgLngZ7c+Shh8lwYtLGyrwPutg==
@@ -5898,11 +6005,20 @@ fstream@^1.0.0, fstream@^1.0.2:
     mkdirp ">=0.5 0"
     rimraf "2"
 
-function-bind@^1.1.1:
+function-bind@^1.0.2, function-bind@^1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/function-bind/-/function-bind-1.1.1.tgz#a56899d3ea3c9bab874bb9773b7c5ede92f4895d"
   integrity sha512-yIovAzMX49sF8Yl58fSCWJ5svSLuaibPxXQJFLmBObTuCr0Mf1KiPopGM9NiFjiYBCbfaa2Fh6breQ6ANVTI0A==
 
+function.prototype.name@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/function.prototype.name/-/function.prototype.name-1.1.0.tgz#8bd763cc0af860a859cc5d49384d74b932cd2327"
+  integrity sha512-Bs0VRrTz4ghD8pTmbJQD1mZ8A/mN0ur/jGz+A6FBxPDUPkm1tNfF6bhTYPA7i7aF4lZJVr+OXTNNrnnIl58Wfg==
+  dependencies:
+    define-properties "^1.1.2"
+    function-bind "^1.1.1"
+    is-callable "^1.1.3"
+
 functional-red-black-tree@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/functional-red-black-tree/-/functional-red-black-tree-1.0.1.tgz#1b0ab3bd553b2a0d6399d29c0e3ea0b252078327"
@@ -6600,6 +6716,13 @@ 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-map@^1.0.0:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/html-element-map/-/html-element-map-1.0.1.tgz#3c4fcb4874ebddfe4283b51c8994e7713782b592"
+  integrity sha512-BZSfdEm6n706/lBfXKWa4frZRZcT5k1cOusw95ijZsHlI+GdgY0v95h6IzO3iIDf2ROwq570YTwqNPqHcNMozw==
+  dependencies:
+    array-filter "^1.0.0"
+
 html-encoding-sniffer@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/html-encoding-sniffer/-/html-encoding-sniffer-1.0.2.tgz#e70d84b94da53aa375e11fe3a351be6642ca46f8"
@@ -7127,6 +7250,11 @@ is-binary-path@^1.0.0:
   dependencies:
     binary-extensions "^1.0.0"
 
+is-boolean-object@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/is-boolean-object/-/is-boolean-object-1.0.0.tgz#98f8b28030684219a95f375cfbd88ce3405dff93"
+  integrity sha1-mPiygDBoQhmpXzdc+9iM40Bd/5M=
+
 is-buffer@^1.1.5:
   version "1.1.6"
   resolved "https://registry.yarnpkg.com/is-buffer/-/is-buffer-1.1.6.tgz#efaa2ea9daa0d7ab2ea13a97b2b8ad51fefbe8be"
@@ -7137,7 +7265,7 @@ is-buffer@^2.0.0:
   resolved "https://registry.yarnpkg.com/is-buffer/-/is-buffer-2.0.3.tgz#4ecf3fcf749cbd1e472689e109ac66261a25e725"
   integrity sha512-U15Q7MXTuZlrbymiz95PJpZxu8IlipAp4dtS3wOdgPXx3mqBnslrWU14kxfHB+Py/+2PVKSr37dMAgM2A4uArw==
 
-is-callable@^1.1.4:
+is-callable@^1.1.3, is-callable@^1.1.4:
   version "1.1.4"
   resolved "https://registry.yarnpkg.com/is-callable/-/is-callable-1.1.4.tgz#1e1adf219e1eeb684d691f9d6a05ff0d30a24d75"
   integrity sha512-r5p9sxJjYnArLjObpjA4xu5EKI3CuKHkJXMhT7kwbpUyIFD1n5PMAsoPvWnvtZiNz7LjkYDRZhd7FlI0eMijEA==
@@ -7287,6 +7415,11 @@ is-natural-number@^4.0.1:
   resolved "https://registry.yarnpkg.com/is-natural-number/-/is-natural-number-4.0.1.tgz#ab9d76e1db4ced51e35de0c72ebecf09f734cde8"
   integrity sha1-q5124dtM7VHjXeDHLr7PCfc0zeg=
 
+is-number-object@^1.0.3:
+  version "1.0.3"
+  resolved "https://registry.yarnpkg.com/is-number-object/-/is-number-object-1.0.3.tgz#f265ab89a9f445034ef6aff15a8f00b00f551799"
+  integrity sha1-8mWrian0RQNO9q/xWo8AsA9VF5k=
+
 is-number@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/is-number/-/is-number-2.1.0.tgz#01fcbbb393463a548f2f466cce16dece49db908f"
@@ -7420,6 +7553,11 @@ is-stream@^1.0.0, is-stream@^1.0.1, is-stream@^1.1.0:
   resolved "https://registry.yarnpkg.com/is-stream/-/is-stream-1.1.0.tgz#12d4a3dd4e68e0b79ceb8dbc84173ae80d91ca44"
   integrity sha1-EtSj3U5o4Lec6428hBc66A2RykQ=
 
+is-string@^1.0.4:
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/is-string/-/is-string-1.0.4.tgz#cc3a9b69857d621e963725a24caeec873b826e64"
+  integrity sha1-zDqbaYV9Yh6WNyWiTK7shzuCbmQ=
+
 is-subset@^0.1.1:
   version "0.1.1"
   resolved "https://registry.yarnpkg.com/is-subset/-/is-subset-0.1.1.tgz#8a59117d932de1de00f245fcdd39ce43f1e939a6"
@@ -8481,6 +8619,11 @@ lodash.defaults@^4.0.1:
   resolved "https://registry.yarnpkg.com/lodash.defaults/-/lodash.defaults-4.2.0.tgz#d09178716ffea4dde9e5fb7b37f6f0802274580c"
   integrity sha1-0JF4cW/+pN3p5ft7N/bwgCJ0WAw=
 
+lodash.escape@^4.0.1:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/lodash.escape/-/lodash.escape-4.0.1.tgz#c9044690c21e04294beaa517712fded1fa88de98"
+  integrity sha1-yQRGkMIeBClL6qUXcS/e0fqI3pg=
+
 lodash.filter@^4.4.0:
   version "4.6.0"
   resolved "https://registry.yarnpkg.com/lodash.filter/-/lodash.filter-4.6.0.tgz#668b1d4981603ae1cc5a6fa760143e480b4c4ace"
@@ -8491,6 +8634,11 @@ lodash.flatten@^4.2.0:
   resolved "https://registry.yarnpkg.com/lodash.flatten/-/lodash.flatten-4.4.0.tgz#f31c22225a9632d2bbf8e4addbef240aa765a61f"
   integrity sha1-8xwiIlqWMtK7+OSt2+8kCqdlph8=
 
+lodash.flattendeep@^4.4.0:
+  version "4.4.0"
+  resolved "https://registry.yarnpkg.com/lodash.flattendeep/-/lodash.flattendeep-4.4.0.tgz#fb030917f86a3134e5bc9bec0d69e0013ddfedb2"
+  integrity sha1-+wMJF/hqMTTlvJvsDWngAT3f7bI=
+
 lodash.foreach@^4.3.0:
   version "4.5.0"
   resolved "https://registry.yarnpkg.com/lodash.foreach/-/lodash.foreach-4.5.0.tgz#1a6a35eace401280c7f06dddec35165ab27e3e53"
@@ -8501,6 +8649,11 @@ lodash.get@^4.4.2:
   resolved "https://registry.yarnpkg.com/lodash.get/-/lodash.get-4.4.2.tgz#2d177f652fa31e939b4438d5341499dfa3825e99"
   integrity sha1-LRd/ZS+jHpObRDjVNBSZ36OCXpk=
 
+lodash.isequal@^4.5.0:
+  version "4.5.0"
+  resolved "https://registry.yarnpkg.com/lodash.isequal/-/lodash.isequal-4.5.0.tgz#415c4478f2bcc30120c22ce10ed3226f7d3e18e0"
+  integrity sha1-QVxEePK8wwEgwizhDtMib30+GOA=
+
 lodash.map@^4.4.0:
   version "4.6.0"
   resolved "https://registry.yarnpkg.com/lodash.map/-/lodash.map-4.6.0.tgz#771ec7839e3473d9c4cde28b19394c3562f4f6d3"
@@ -8571,7 +8724,7 @@ lodash.uniq@^4.5.0:
   resolved "https://registry.yarnpkg.com/lodash.uniq/-/lodash.uniq-4.5.0.tgz#d0225373aeb652adc1bc82e4945339a842754773"
   integrity sha1-0CJTc662Uq3BvILklFM5qEJ1R3M=
 
-lodash@^4.17.10, lodash@^4.17.11, lodash@^4.17.4, lodash@^4.17.5, lodash@^4.2.0, lodash@^4.2.1, lodash@^4.3.0, lodash@~4.17.10:
+lodash@^4.15.0, lodash@^4.17.10, lodash@^4.17.11, lodash@^4.17.4, lodash@^4.17.5, lodash@^4.2.0, lodash@^4.2.1, lodash@^4.3.0, lodash@~4.17.10:
   version "4.17.11"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.11.tgz#b39ea6229ef607ecd89e2c8df12536891cac9b8d"
   integrity sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg==
@@ -9125,6 +9278,11 @@ modify-values@^1.0.0:
   resolved "https://registry.yarnpkg.com/modify-values/-/modify-values-1.0.1.tgz#b3939fa605546474e3e3e3c63d64bd43b4ee6022"
   integrity sha512-xV2bxeN6F7oYjZWTe/YPAy6MN2M+sL4u/Rlm2AHCIVGfo2p1yGmBHQ6vHehl4bRTZBdHu3TSkWdYgkwpYzAGSw==
 
+moo@^0.4.3:
+  version "0.4.3"
+  resolved "https://registry.yarnpkg.com/moo/-/moo-0.4.3.tgz#3f847a26f31cf625a956a87f2b10fbc013bfd10e"
+  integrity sha512-gFD2xGCl8YFgGHsqJ9NKRVdwlioeW3mI1iqfLNYQOv0+6JRwG58Zk9DIGQgyIaffSYaO1xsKnMaYzzNr1KyIAw==
+
 move-concurrently@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/move-concurrently/-/move-concurrently-1.0.1.tgz#be2c005fda32e0b29af1f05d7c4b33214c701f92"
@@ -9207,6 +9365,17 @@ natural-compare@^1.4.0:
   resolved "https://registry.yarnpkg.com/natural-compare/-/natural-compare-1.4.0.tgz#4abebfeed7541f2c27acfb29bdbbd15c8d5ba4f7"
   integrity sha1-Sr6/7tdUHywnrPspvbvRXI1bpPc=
 
+nearley@^2.7.10:
+  version "2.16.0"
+  resolved "https://registry.yarnpkg.com/nearley/-/nearley-2.16.0.tgz#77c297d041941d268290ec84b739d0ee297e83a7"
+  integrity sha512-Tr9XD3Vt/EujXbZBv6UAHYoLUSMQAxSsTnm9K3koXzjzNWY195NqALeyrzLZBKzAkL3gl92BcSogqrHjD8QuUg==
+  dependencies:
+    commander "^2.19.0"
+    moo "^0.4.3"
+    railroad-diagrams "^1.0.0"
+    randexp "0.4.6"
+    semver "^5.4.1"
+
 needle@^2.2.1:
   version "2.2.4"
   resolved "https://registry.yarnpkg.com/needle/-/needle-2.2.4.tgz#51931bff82533b1928b7d1d69e01f1b00ffd2a4e"
@@ -9589,6 +9758,16 @@ object-copy@^0.1.0:
     define-property "^0.2.5"
     kind-of "^3.0.3"
 
+object-inspect@^1.6.0:
+  version "1.6.0"
+  resolved "https://registry.yarnpkg.com/object-inspect/-/object-inspect-1.6.0.tgz#c70b6cbf72f274aab4c34c0c82f5167bf82cf15b"
+  integrity sha512-GJzfBZ6DgDAmnuaM3104jR4s1Myxr3Y3zfIyN4z3UdqN69oSRacNK8UhnobDdC+7J2AHCjGwxQubNJfE70SXXQ==
+
+object-is@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/object-is/-/object-is-1.0.1.tgz#0aa60ec9989a0b3ed795cf4d06f62cf1ad6539b6"
+  integrity sha1-CqYOyZiaCz7Xlc9NBvYs8a1lObY=
+
 object-keys@^1.0.11, object-keys@^1.0.12, object-keys@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/object-keys/-/object-keys-1.1.0.tgz#11bd22348dd2e096a045ab06f6c85bcc340fa032"
@@ -9611,7 +9790,7 @@ object.assign@^4.1.0:
     has-symbols "^1.0.0"
     object-keys "^1.0.11"
 
-object.entries@^1.0.4:
+object.entries@^1.0.4, object.entries@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/object.entries/-/object.entries-1.1.0.tgz#2024fc6d6ba246aee38bdb0ffd5cfbcf371b7519"
   integrity sha512-l+H6EQ8qzGRxbkHOd5I/aHRhHDKoQXQ8g0BYt4uSweQU1/J6dZUOyWh9a2Vky35YCKjzmgxOzta2hH6kf9HuXA==
@@ -9646,7 +9825,7 @@ object.pick@^1.2.0, object.pick@^1.3.0:
   dependencies:
     isobject "^3.0.1"
 
-object.values@^1.1.0:
+object.values@^1.0.4, object.values@^1.1.0:
   version "1.1.0"
   resolved "https://registry.yarnpkg.com/object.values/-/object.values-1.1.0.tgz#bf6810ef5da3e5325790eaaa2be213ea84624da9"
   integrity sha512-8mf0nKLAoFX6VlNVdhGj31SVYpaNFtUnuoOXWyFEstsWRgU837AK+JYM0iAxwkSzGRbwn8cbFmgbyxj1j4VbXg==
@@ -10071,6 +10250,13 @@ parse5@4.0.0:
   resolved "https://registry.yarnpkg.com/parse5/-/parse5-4.0.0.tgz#6d78656e3da8d78b4ec0b906f7c08ef1dfe3f608"
   integrity sha512-VrZ7eOd3T1Fk4XWNXMgiGBK/z0MG48BWG2uQNU4I72fkQuKUTZpl+u9k+CxEG0twMVzSmXEEz12z5Fnw1jIQFA==
 
+parse5@^3.0.1:
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/parse5/-/parse5-3.0.3.tgz#042f792ffdd36851551cf4e9e066b3874ab45b5c"
+  integrity sha512-rgO9Zg5LLLkfJF9E6CCmXlSE4UVceloys8JrFqCcHloC3usd/kJCyPDwH2SOlzix2j3xaP9sUX3e8+kvkuleAA==
+  dependencies:
+    "@types/node" "*"
+
 parse5@^5.0.0:
   version "5.1.0"
   resolved "https://registry.yarnpkg.com/parse5/-/parse5-5.1.0.tgz#c59341c9723f414c452975564c7c00a68d58acd2"
@@ -10703,7 +10889,16 @@ promzard@^0.3.0:
   dependencies:
     read "1"
 
-prop-types@^15.5.0, prop-types@^15.5.4, prop-types@^15.6.2:
+prop-types-exact@^1.2.0:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/prop-types-exact/-/prop-types-exact-1.2.0.tgz#825d6be46094663848237e3925a98c6e944e9869"
+  integrity sha512-K+Tk3Kd9V0odiXFP9fwDHUYRyvK3Nun3GVyPapSIs5OBkITAm15W0CPFD/YKTkMUAbc0b9CUwRQp2ybiBIq+eA==
+  dependencies:
+    has "^1.0.3"
+    object.assign "^4.1.0"
+    reflect.ownkeys "^0.2.0"
+
+prop-types@^15.5.0, prop-types@^15.5.4, prop-types@^15.6.2, prop-types@^15.7.2:
   version "15.7.2"
   resolved "https://registry.yarnpkg.com/prop-types/-/prop-types-15.7.2.tgz#52c41e75b8c87e72b9d9360e0206b99dcbffa6c5"
   integrity sha512-8QQikdH7//R2vurIJSutZ1smHYTcLpRWEOlHnzcWHmBYrOGUysKwSsrC89BCiFj3CbrfJ/nXFdJepOVrY1GCHQ==
@@ -10868,6 +11063,26 @@ quick-lru@^1.0.0:
   resolved "https://registry.yarnpkg.com/quick-lru/-/quick-lru-1.1.0.tgz#4360b17c61136ad38078397ff11416e186dcfbb8"
   integrity sha1-Q2CxfGETatOAeDl/8RQW4Ybc+7g=
 
+raf@^3.4.0:
+  version "3.4.1"
+  resolved "https://registry.yarnpkg.com/raf/-/raf-3.4.1.tgz#0742e99a4a6552f445d73e3ee0328af0ff1ede39"
+  integrity sha512-Sq4CW4QhwOHE8ucn6J34MqtZCeWFP2aQSmrlroYgqAV1PjStIhJXxYuTgUIfkEk7zTLjmIjLmU5q+fbD1NnOJA==
+  dependencies:
+    performance-now "^2.1.0"
+
+railroad-diagrams@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/railroad-diagrams/-/railroad-diagrams-1.0.0.tgz#eb7e6267548ddedfb899c1b90e57374559cddb7e"
+  integrity sha1-635iZ1SN3t+4mcG5Dlc3RVnN234=
+
+randexp@0.4.6:
+  version "0.4.6"
+  resolved "https://registry.yarnpkg.com/randexp/-/randexp-0.4.6.tgz#e986ad5e5e31dae13ddd6f7b3019aa7c87f60ca3"
+  integrity sha512-80WNmd9DA0tmZrw9qQa62GPPWfuXJknrmVmLcxvq4uZBdYqb1wYoKTmnlGUchvVWe0XiLupYkBoXVOxz3C8DYQ==
+  dependencies:
+    discontinuous-range "1.0.0"
+    ret "~0.1.10"
+
 randomatic@^3.0.0:
   version "3.1.1"
   resolved "https://registry.yarnpkg.com/randomatic/-/randomatic-3.1.1.tgz#b776efc59375984e36c537b2f51a1f0aff0da1ed"
@@ -11015,7 +11230,7 @@ react-helmet@^6.0.0-beta:
     react-fast-compare "^2.0.2"
     react-side-effect "^1.1.0"
 
-react-is@^16.6.0, react-is@^16.7.0:
+react-is@^16.6.0, react-is@^16.7.0, react-is@^16.8.6:
   version "16.8.6"
   resolved "https://registry.yarnpkg.com/react-is/-/react-is-16.8.6.tgz#5bbc1e2d29141c9fbdfed456343fe2bc430a6a16"
   integrity sha512-aUk3bHfZ2bRSVFFbbeVS4i+lNPZr3/WM5jT2J5omUVV1zzcs1nAaf3l51ctA5FFvCRbhrH0bdAsRRQddFJZPtA==
@@ -11081,6 +11296,16 @@ react-side-effect@^1.1.0:
     exenv "^1.2.1"
     shallowequal "^1.0.1"
 
+react-test-renderer@^16.0.0-0:
+  version "16.8.6"
+  resolved "https://registry.yarnpkg.com/react-test-renderer/-/react-test-renderer-16.8.6.tgz#188d8029b8c39c786f998aa3efd3ffe7642d5ba1"
+  integrity sha512-H2srzU5IWYT6cZXof6AhUcx/wEyJddQ8l7cLM/F7gDXYyPr4oq+vCIxJYXVGhId1J706sqziAjuOEjyNkfgoEw==
+  dependencies:
+    object-assign "^4.1.1"
+    prop-types "^15.6.2"
+    react-is "^16.8.6"
+    scheduler "^0.13.6"
+
 react@^16.5.0, react@^16.8.4:
   version "16.8.5"
   resolved "https://registry.yarnpkg.com/react/-/react-16.8.5.tgz#49be3b655489d74504ad994016407e8a0445de66"
@@ -11304,6 +11529,11 @@ reduce@^1.0.1:
   dependencies:
     object-keys "^1.1.0"
 
+reflect.ownkeys@^0.2.0:
+  version "0.2.0"
+  resolved "https://registry.yarnpkg.com/reflect.ownkeys/-/reflect.ownkeys-0.2.0.tgz#749aceec7f3fdf8b63f927a04809e90c5c0b3460"
+  integrity sha1-dJrO7H8/34tj+SegSAnpDFwLNGA=
+
 refractor@^2.3.0:
   version "2.7.0"
   resolved "https://registry.yarnpkg.com/refractor/-/refractor-2.7.0.tgz#3ed9a96a619e75326a429e644241dea51be070a3"
@@ -11702,6 +11932,14 @@ ripemd160@^2.0.0, ripemd160@^2.0.1:
     hash-base "^3.0.0"
     inherits "^2.0.1"
 
+rst-selector-parser@^2.2.3:
+  version "2.2.3"
+  resolved "https://registry.yarnpkg.com/rst-selector-parser/-/rst-selector-parser-2.2.3.tgz#81b230ea2fcc6066c89e3472de794285d9b03d91"
+  integrity sha1-gbIw6i/MYGbInjRy3nlChdmwPZE=
+  dependencies:
+    lodash.flattendeep "^4.4.0"
+    nearley "^2.7.10"
+
 rsvp@^4.8.4:
   version "4.8.4"
   resolved "https://registry.yarnpkg.com/rsvp/-/rsvp-4.8.4.tgz#b50e6b34583f3dd89329a2f23a8a2be072845911"
@@ -11800,6 +12038,14 @@ scheduler@^0.13.5:
     loose-envify "^1.1.0"
     object-assign "^4.1.1"
 
+scheduler@^0.13.6:
+  version "0.13.6"
+  resolved "https://registry.yarnpkg.com/scheduler/-/scheduler-0.13.6.tgz#466a4ec332467b31a91b9bf74e5347072e4cd889"
+  integrity sha512-IWnObHt413ucAYKsD9J1QShUKkbKLQQHdxRyw73sw4FN26iWr3DY/H34xGPe4nmL1DwXyWmSWmMrA9TfQbE/XQ==
+  dependencies:
+    loose-envify "^1.1.0"
+    object-assign "^4.1.1"
+
 schema-utils@^0.4.5:
   version "0.4.7"
   resolved "https://registry.yarnpkg.com/schema-utils/-/schema-utils-0.4.7.tgz#ba74f597d2be2ea880131746ee17d0a093c68187"
@@ -12490,6 +12736,15 @@ string-width@^1.0.1:
     is-fullwidth-code-point "^2.0.0"
     strip-ansi "^4.0.0"
 
+string.prototype.trim@^1.1.2:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/string.prototype.trim/-/string.prototype.trim-1.1.2.tgz#d04de2c89e137f4d7d206f086b5ed2fae6be8cea"
+  integrity sha1-0E3iyJ4Tf019IG8Ia17S+ua+jOo=
+  dependencies:
+    define-properties "^1.1.2"
+    es-abstract "^1.5.0"
+    function-bind "^1.0.2"
+
 string_decoder@0.10:
   version "0.10.31"
   resolved "https://registry.yarnpkg.com/string_decoder/-/string_decoder-0.10.31.tgz#62e203bc41766c6c28c9fc84301dab1c5310fa94"