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default function _classCallCheck(instance, Constructor) {\n  if (!(instance instanceof Constructor)) {\n    throw new TypeError(\"Cannot call a class as a function\");\n  }\n}","function _defineProperties(target, props) {\n  for (var i = 0; i < props.length; i++) {\n    var descriptor = props[i];\n    descriptor.enumerable = descriptor.enumerable || false;\n    descriptor.configurable = true;\n    if (\"value\" in descriptor) descriptor.writable = true;\n    Object.defineProperty(target, descriptor.key, descriptor);\n  }\n}\n\nexport default function _createClass(Constructor, protoProps, staticProps) {\n  if (protoProps) _defineProperties(Constructor.prototype, protoProps);\n  if (staticProps) _defineProperties(Constructor, staticProps);\n  return Constructor;\n}","import arrayWithHoles from \"./arrayWithHoles.js\";\nimport iterableToArrayLimit from \"./iterableToArrayLimit.js\";\nimport unsupportedIterableToArray from \"./unsupportedIterableToArray.js\";\nimport nonIterableRest from \"./nonIterableRest.js\";\nexport default function _slicedToArray(arr, i) {\n  return arrayWithHoles(arr) || iterableToArrayLimit(arr, i) || unsupportedIterableToArray(arr, i) || nonIterableRest();\n}","export default function _arrayWithHoles(arr) {\n  if (Array.isArray(arr)) return arr;\n}","export default function _iterableToArrayLimit(arr, i) {\n  var _i = arr == null ? null : typeof Symbol !== \"undefined\" && arr[Symbol.iterator] || arr[\"@@iterator\"];\n\n  if (_i == null) return;\n  var _arr = [];\n  var _n = true;\n  var _d = false;\n\n  var _s, _e;\n\n  try {\n    for (_i = _i.call(arr); !(_n = (_s = _i.next()).done); _n = true) {\n      _arr.push(_s.value);\n\n      if (i && _arr.length === i) break;\n    }\n  } catch (err) {\n    _d = true;\n    _e = err;\n  } finally {\n    try {\n      if (!_n && _i[\"return\"] != null) _i[\"return\"]();\n    } finally {\n      if (_d) throw _e;\n    }\n  }\n\n  return _arr;\n}","export default function _nonIterableRest() {\n  throw new TypeError(\"Invalid attempt to destructure non-iterable instance.\\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.\");\n}","import React from 'react'\nimport { Link } from 'gatsby'\nimport { PropTypes } from 'prop-types'\n\nclass BlogArticle extends React.Component {\n    render(){\n        const regex = new RegExp('[ ,]', 'g')\n        return <article className='p-3 h-100 d-flex flex-column'>\n            <h2 className='mb-0 h4 qs-article-item__title'>\n                {this.props.thumbnail && <div className='qs-article-item__thumbnail'>\n                    <img src={this.props.thumbnail} className='qs-article-item__image' width={40} height={40} alt={`${this.props.title} Topic Icon`}/>\n                </div>} \n                <span>{this.props.title}</span>\n            </h2>\n            <div className='qs-article-item__meta'>\n                <div>{this.props.createdDate} </div>\n                <div>Tags: \n                    {this.props.topic && <Link className={'qs-article-item__tag'} to={`/${this.props.slug}/${this.props.topic.topicName.toLowerCase().replace(regex, '-')}`}>{this.props.topic.topicName}</Link>}\n                    {this.props.topicCategory && <Link className={'qs-article-item__tag'} to={`/${this.props.slug}/${this.props.topicCategory.topicCategory.toLowerCase().replace(regex, '-')}`}>{this.props.topicCategory.topicCategory}</Link>}\n                </div>\n            </div>\n            <hr className='w-100'/>\n            <p className='qs-article-item__description'>{this.props.description}</p>\n            <button className='btn btn-outline-primary mt-auto qs-article-item__action'>Read notes</button>\n        </article>\n    }\n}\n\nBlogArticle.propTypes = {\n    thumbnail: PropTypes.string,\n    title: PropTypes.string,\n    createdDate: PropTypes.string,\n    tags: PropTypes.array,\n    description: PropTypes.string,\n    slug: PropTypes.string,\n    topic: PropTypes.obj,\n    topicCategory: PropTypes.obj\n\n}\n\nexport default BlogArticle\n","import React from 'react'\nimport { Link } from 'gatsby'\nimport { PropTypes } from 'prop-types'\n\nclass Breadcrumb extends React.Component {\n    render(){\n        return <nav aria-label='breadcrumb'>\n            <ol className='breadcrumb mb-0'>\n                {\n                    !this.props.hideHomeLink && <li className={`breadcrumb-item ${this.props.listItemClasses}`}>\n                        <Link to={'/'} className={`${this.props.linkClasses}`}>\n                    Home\n                        </Link>\n                    </li>\n                }\n\n                {\n                    this.props.links.map((link, index) => (\n                        (index.length == index) || link.last ? \n                            <li aria-current={'page'} className={`active breadcrumb-item ${this.props.listItemClasses && this.props.listItemClasses}`} key={index} style={{textTransform: 'capitalize'}}>\n                                {link.name}\n                            </li>:\n                            <li className={`breadcrumb-item ${this.props.listItemClasses && this.props.listItemClasses}`} key={index} style={{textTransform: 'capitalize'}}>\n                                <Link to={link.destination} className={`${this.props.linkClasses}`}>{link.name}</Link>\n                            </li>\n                    ))\n                }\n            </ol>\n        </nav>\n    }\n}\n\nBreadcrumb.propTypes = {\n    links: PropTypes.array,\n    linkClasses: PropTypes.string,\n    listClasses: PropTypes.string,\n    listItemClasses: PropTypes.string,\n    hideHomeLink: PropTypes.bool,\n}\n\nexport default Breadcrumb\n","import React from 'react'\nimport PropTypes from 'prop-types'\n//Components\nimport Col from 'react-bootstrap/Col'\nimport Button from '../Button/button'\nimport Section from '../Section/section'\n\nclass GetStarted extends React.Component {\n\n    render(){\n        return <Section background={this.props.background} center={true}>\n            <Col className='d-flex flex-column justify-content-center align-items-center text-center' lg={8}>\n                {\n                    !!this.props.superImage && \n                    <figure>\n                        <picture>\n                            <source data-srcset={this.props.superImageWebp} type='image/webp'/>\n                            <img \n                                width={this.props.superImageWidth} \n                                height={this.props.superImageHeight} \n                                data-src={this.props.superImage}\n                                loading={'lazy'}\n                                className={`rounded lazyload ${this.props.superImageClass}`}\n                                alt={this.props.superImageAlt} />\n                        </picture>\n                    </figure>\n                }\n                <h2 className='h1 mb-3'>{this.props.title}</h2>\n                <p dangerouslySetInnerHTML={{__html: this.props.description}}/>\n                <div className='d-flex flex-column flex-sm-row justify-content-around align-items-center'>\n                    <Button classes='mt-3 mb-3 px-5 btn btn-primary' href='https://app.quicksense.org/signup' event={this.props.event} eventValues={this.props.eventValues}>{this.props.buttonText}</Button>\n                    {!!this.props.bookButton && <Button secondary to={'/contact?book'} classes={'mt-3 mb-3 px-5 ml-3'}>Book a call</Button>}\n                </div>\n                {!!this.props.secondaryButton \n                  && <Button link\n                      isInternal={this.props.secondaryButtonType == 'internal'}\n                      to={this.props.secondaryButtonDestination}\n                      href={this.props.secondaryButtonDestination}\n                      event={this.props.secondaryButtonEvent} \n                      eventValues={this.props.eventValues} \n                      classes={`mt-0 ${this.props.secondaryButtonType =='internal' ? '--underline': ''}`}>\n                      {this.props.secondaryButtonText}\n                  </Button>\n                }\n            </Col>\n        </Section>\n    }\n}\n\nGetStarted.propTypes = {\n    background: PropTypes.string,\n    title: PropTypes.string,\n    description: PropTypes.string,\n    buttonText: PropTypes.string,\n    buttonVariant: PropTypes.string,\n    bookButton: PropTypes.bool,\n    secondaryButton: PropTypes.bool,\n    secondaryButtonText: PropTypes.string,\n    secondaryButtonType: PropTypes.string,\n    secondaryButtonDestination: PropTypes.string,\n    superImage: PropTypes.string,\n    superImageWebp: PropTypes.string,\n    superImageWidth: PropTypes.string,\n    superImageHeight: PropTypes.string,\n    superImageClass: PropTypes.string,\n    superImageAlt: PropTypes.string,\n    event: PropTypes.string,\n    eventValues: PropTypes.object,\n    secondaryButtonEvent: PropTypes.string,\n    secondaryButtonEventValues: PropTypes.object\n}\n\nGetStarted.defaultProps = {\n    background: 'bg-light-pink',\n    title: 'Try QuickSense for free!',\n    description: 'Everything you need to get an A / 7+ in IGCSE, GCSE and O-Level Maths.',\n    buttonText: 'Try for free',\n    buttonVariant: 'outline-primary',\n    event: 'website_sign_up_button_clicked',\n    secondaryButton: true,\n    secondaryButtonText: 'Unsure? Checkout our A/7+ Guarantee.',\n    secondaryButtonType: 'internal',\n    secondaryButtonDestination: '/guarantee',\n    secondaryButtonEvent: 'website_guarantee_button_clicked',\n    eventValues: {\n        location: 'Footer'\n    }\n\n}\n\nexport default GetStarted","import React from 'react'\nimport PropTypes from 'prop-types'\nimport Helmet from 'react-helmet'\nimport { StaticQuery, graphql } from 'gatsby'\n\nfunction SEO({ description, lang, meta, keywords, title, ldJsonData, children }) {\n    return (\n        <StaticQuery\n            query={detailsQuery}\n            render={data => {\n                const metaDescription =\n          description || data.site.siteMetadata.description\n                return (\n                    <Helmet\n                        htmlAttributes={{\n                            lang,\n                        }}\n                        title={title}\n                        titleTemplate={`%s | ${data.site.siteMetadata.title}`}\n                        meta={[\n                            {\n                                name: 'description',\n                                content: metaDescription,\n                            },\n                            {\n                                property: 'og:title',\n                                content: title,\n                            },\n                            {\n                                property: 'og:description',\n                                content: metaDescription,\n                            },\n                            {\n                                property: 'og:type',\n                                content: 'website',\n                            },\n                            {\n                                name: 'twitter:card',\n                                content: 'summary',\n                            },\n                            {\n                                name: 'twitter:creator',\n                                content: data.site.siteMetadata.author,\n                            },\n                            {\n                                name: 'twitter:title',\n                                content: title,\n                            },\n                            {\n                                name: 'twitter:description',\n                                content: metaDescription,\n                            },\n                        ]\n                            .concat(\n                                keywords.length > 0\n                                    ? {\n                                        name: 'keywords',\n                                        content: keywords.join(', '),\n                                    }\n                                    : []\n                            )\n                            .concat(meta)}\n                    >\n                        { ldJsonData && <script type='application/ld+json' dangerouslySetInnerHTML={{__html: JSON.stringify(ldJsonData)}}></script> }\n                        { children }\n                    </Helmet>\n                )\n            }}\n        />\n    )\n}\n\nSEO.defaultProps = {\n    lang: 'en',\n    meta: [],\n    keywords: [],\n    description: 'Everything you need to get an A+ in IGCSE, GCSE and O Level Maths. Questions, Explanations, 24/7 Tutoring, Notes & Analytics included. Shown to increase student test scores by over 20%',\n}\n\nSEO.propTypes = {\n    description: PropTypes.string,\n    lang: PropTypes.string,\n    meta: PropTypes.array,\n    keywords: PropTypes.arrayOf(PropTypes.string),\n    title: PropTypes.string.isRequired,\n    ldJsonData: PropTypes.string,\n    children: PropTypes.node\n}\n\nexport default SEO\n\nconst detailsQuery = graphql`\n  query DefaultSEOQuery {\n    site {\n      siteMetadata {\n        title\n        description\n        author,\n        siteUrl\n      }\n    }\n  }\n`\n","import React from 'react'\nimport PropTypes from 'prop-types'\n\nimport Container from 'react-bootstrap/Container'\nimport Row from 'react-bootstrap/Row'\nimport Col from 'react-bootstrap/Col'\n\nimport Breadcrumb from '../../components/Breadcrumb/breadcrumb'\n\nclass Section extends React.Component {\n    render() {\n        return <div ref={this.props.refProp} className={`${this.props.spacing} ${this.props.background} ${this.props.containerClasses}`} data-sal={this.props.animation && this.props.animationType} data-sal-duration={this.props.animation && this.props.animationDuration} data-sal-delay={this.props.animation && this.props.animationDelay} data-sal-easing={this.props.animation && this.props.animationEasing}>\n            <Container className={` ${this.props.spacing}`} fluid={this.props.fluid}>\n                <Row className={`${this.props.spacing} ${this.props.rowClasses} ${(this.props.center || this.props.title) && 'd-flex justify-content-center align-items-center'}`}>\n                    {\n                        this.props.title ?\n                            <Col className='col-lg-8' as='section' lg={8}>\n                                {\n                                    !!this.props.breadcrumbs &&\n                                        <Breadcrumb links={this.props.breadcrumbs}/>\n                                }\n                                {\n                                    !!this.props.superImage && \n                                    <figure>\n                                        <picture>\n                                            <source data-srcset={this.props.superImageWebp} type='image/webp'/>\n                                            <img \n                                                width={this.props.superImageWidth} \n                                                height={this.props.superImageHeight} \n                                                data-src={this.props.superImage}\n                                                loading={'lazy'}\n                                                className={` lazyload ${this.props.superImageClass}`}\n                                                alt={this.props.superImageAlt} />\n                                        </picture>\n                                        <noscript>\n                                            <img \n                                                width={this.props.superImageWidth} \n                                                height={this.props.superImageHeight} \n                                                src={this.props.superImage}\n                                                loading={'lazy'}\n                                                className={` ${this.props.superImageClass}`}\n                                                alt={this.props.superImageAlt} />\n                                        </noscript>\n                                    </figure>\n                                }\n                                {!!this.props.superTitle && <strong className='text-secondary text-uppercase'>{this.props.superTitle}</strong>}\n                                <h2 className={`h1 mb-4 ${this.props.titleClasses} `}>{this.props.title}</h2>\n                                {\n                                    !!this.props.content &&\n                                        this.props.content.map((data, index) => (\n                                            <p key={index} dangerouslySetInnerHTML={{__html: data}}/>\n                                        ))\n                                }\n                                {\n                                    !!this.props.listContent &&\n                                    <ol>\n                                        {\n                                            this.props.listContent.map((data,index) => (\n                                                <li key={index} className={`${this.props.listItemClasses}`} dangerouslySetInnerHTML={{__html: data}}/>\n                                            )) \n                                        }\n                                    </ol>\n                                }\n                                {\n                                    this.props.contentImage && <figure className='d-flex align-items-center justify-content-center'>\n                                        <picture>\n                                            <source data-srcset={this.props.contentImageWebp} type='image/webp'/>\n                                            <img \n                                                width={this.props.contentImageWidth} \n                                                height={this.props.contentImageHeight} \n                                                data-src={this.props.contentImage}\n                                                loading={'lazy'}\n                                                className={`rounded shadow-1 lazyload ${this.props.contentImageClass}`}\n                                                alt={this.props.contentImageAlt} />\n                                        </picture>\n                                        <noscript>\n                                            <img \n                                                width={this.props.contentImageWidth} \n                                                height={this.props.contentImageHeight} \n                                                src={this.props.contentImage}\n                                                className={`rounded shadow-1 ${this.props.contentImageClass}`}\n                                                loading={'lazy'}\n                                                alt={this.props.contentImageAlt} />\n                                        </noscript>\n                                    </figure>\n                                }\n                            </Col>: null\n                    }\n                    {this.props.children}\n                </Row>\n            </Container>\n        </div>\n    }\n\n}\n\nSection.propTypes = {\n    children: PropTypes.node,\n    fluid: PropTypes.bool,\n    background: PropTypes.string,\n    breadcrumbs: PropTypes.array,\n    title: PropTypes.string,\n    titleClasses: PropTypes.string,\n    superTitle: PropTypes.string,\n    superImageWebp: PropTypes.string,\n    superImageWidth: PropTypes.string,\n    superImageHeight: PropTypes.string,\n    superImage: PropTypes.string,\n    superImageClass: PropTypes.string,\n    superImageAlt: PropTypes.string,\n    listContent: PropTypes.array,\n    listItemClasses: PropTypes.string,\n    content: PropTypes.array,\n    contentImage: PropTypes.string,\n    contentImageWidth: PropTypes.string,\n    contentImageHeight: PropTypes.string,\n    contentImageClass: PropTypes.string,\n    contentImageWebp: PropTypes.string,\n    contentImageAlt: PropTypes.string,\n    animation: PropTypes.bool,\n    animationType: PropTypes.string,\n    animationDuration: PropTypes.string,\n    animationDelay: PropTypes.string,\n    animationEasing: PropTypes.string,\n    spacing: PropTypes.string,\n    center: PropTypes.bool,\n    containerClasses: PropTypes.string,\n    rowClasses: PropTypes.string,\n    refProp: PropTypes.object\n}\n\nSection.defaultProps = {\n    animation: true,\n    animationType: 'fade',\n    animationDuration: '2000',\n    animationDelay: '200',\n    animationEasing: 'ease-out-quart',\n    spacing: 'py-4 py-sm-5',\n    contentImageWidth: '400',\n    contentImageHeight: '400',\n    fluid: false\n}\n\nexport default Section","import React from 'react'\nimport { graphql, Link } from 'gatsby'\n\n//Katex\nimport renderMathInElement from 'katex/dist/contrib/auto-render'\nimport 'katex/dist/katex.min.css'\n\n// components\nimport Col from 'react-bootstrap/Col'\nimport Row from 'react-bootstrap/Row'\nimport SEO from '../../components/SEO/seo'\nimport Layout from '../../components/Layout/layout'\nimport Section from '../../components/Section/section'\nimport GetStarted from  '../../components/GetStarted/getStarted'\nimport Breadcrumb from '../../components/Breadcrumb/breadcrumb'\nimport Article from '../../components/Blog/blogArticle'\n\n//constants\nimport { NOTES_SLUG } from '../../utils/constants'\n\nclass BlogPage extends React.Component {\n  _renderLatex = () => {\n      renderMathInElement(this.katexField)\n  }\n\n  componentDidMount() {\n      this._renderLatex()\n  }\n\n  componentDidUpdate() {\n      this._renderLatex()\n  }\n\n  render({ data }){\n      return <>\n          <SEO title={`Exam Resource: ${data.contentfulTopic.topicName}`}/>\n          <div ref={ref => this.katexField = ref}>\n              <Layout className={'qs-article-list'}>\n                  <Section background={'bg-light-blue'} animation={false}>\n                      <Col lg={12}>\n                          <Breadcrumb linkClasses={'text-secondary'} hideHomeLink={true} listClasses={'mb-0 pb-0'}links={[\n                              {\n                                  name: `Exam ${NOTES_SLUG}`,\n                                  destination: `/${NOTES_SLUG}`,\n                                  last: false\n                              },\n                              {\n                                  name: data.contentfulTopic.topicName,\n                                  destination: '',\n                                  last: true\n                              }\n                          ]}/>\n                          <h1 className='mb-2 mt-4 mt-lg-0 text-center text-sm-left qs-article-list__title' style={{textTransform: 'capitalize'}}>{data.contentfulTopic.topicName}</h1>\n                          <hr/>\n                          <Row>\n                              {\n                                  data.allContentfulNotes.nodes.map((node) => (\n                                      <Col as='div' className='col-6 col-md-6 col-lg-6 col-xl-4 mb-3' key={node.id}>\n                                          <Link to={`/${NOTES_SLUG}/${node.slug}`} className='qs-article-item'>\n                                              <Article\n                                                  thumbnail={node.topic.topicImageSource}\n                                                  title={node.title}\n                                                  createdDate={node.createdAt}\n                                                  topicCategory={node.topicCategory}\n                                                  description={node.description.description}\n                                                  slug={NOTES_SLUG}\n                                                  \n                                              />\n                                          </Link>\n                                      </Col>\n\n                                  ))\n                              }\n                          </Row>\n                      </Col>\n                  </Section>\n                  <GetStarted\n                      background='bg-light-blue'\n                      buttonVariant='primary'\n                      secondaryButton={true}\n                      secondaryButtonText={`Just answer questions and you will get an A - A* - guaranteed`}\n                  />\n              </Layout>  \n          </div>\n      </>\n  }\n}\n\nexport default BlogPage\n\nexport const query = graphql`\nquery LessonByTopicName($id: String) {\n  allContentfulNotes(filter: {topic: {id: {eq: $id}}}) {\n    nodes {\n      createdAt(formatString: \"MMMM D, YYYY\")\n      description {\n        description\n      }\n      metadata {\n        tags {\n          id\n          name\n        }\n      }\n      topic {\n        topicImageSource\n        topicName\n        contentful_id\n      }\n      topicCategory {\n        topicCategory\n        contentful_id\n      }\n      title\n      slug\n    }\n  }\n  contentfulTopic(id: {eq: $id}){\n\t\ttopicName\n  }\n}\n`\n","import katex from '../katex.mjs';\n/* eslint no-constant-condition:0 */\n\nvar findEndOfMath = function findEndOfMath(delimiter, text, startIndex) {\n  // Adapted from\n  // https://github.com/Khan/perseus/blob/master/src/perseus-markdown.jsx\n  var index = startIndex;\n  var braceLevel = 0;\n  var delimLength = delimiter.length;\n\n  while (index < text.length) {\n    var character = text[index];\n\n    if (braceLevel <= 0 && text.slice(index, index + delimLength) === delimiter) {\n      return index;\n    } else if (character === \"\\\\\") {\n      index++;\n    } else if (character === \"{\") {\n      braceLevel++;\n    } else if (character === \"}\") {\n      braceLevel--;\n    }\n\n    index++;\n  }\n\n  return -1;\n};\n\nvar escapeRegex = function escapeRegex(string) {\n  return string.replace(/[-/\\\\^$*+?.()|[\\]{}]/g, \"\\\\$&\");\n};\n\nvar amsRegex = /^\\\\begin{/;\n\nvar splitAtDelimiters = function splitAtDelimiters(text, delimiters) {\n  var index;\n  var data = [];\n  var regexLeft = new RegExp(\"(\" + delimiters.map(function (x) {\n    return escapeRegex(x.left);\n  }).join(\"|\") + \")\");\n\n  while (true) {\n    index = text.search(regexLeft);\n\n    if (index === -1) {\n      break;\n    }\n\n    if (index > 0) {\n      data.push({\n        type: \"text\",\n        data: text.slice(0, index)\n      });\n      text = text.slice(index); // now text starts with delimiter\n    } // ... so this always succeeds:\n\n\n    var i = delimiters.findIndex(function (delim) {\n      return text.startsWith(delim.left);\n    });\n    index = findEndOfMath(delimiters[i].right, text, delimiters[i].left.length);\n\n    if (index === -1) {\n      break;\n    }\n\n    var rawData = text.slice(0, index + delimiters[i].right.length);\n    var math = amsRegex.test(rawData) ? rawData : text.slice(delimiters[i].left.length, index);\n    data.push({\n      type: \"math\",\n      data: math,\n      rawData: rawData,\n      display: delimiters[i].display\n    });\n    text = text.slice(index + delimiters[i].right.length);\n  }\n\n  if (text !== \"\") {\n    data.push({\n      type: \"text\",\n      data: text\n    });\n  }\n\n  return data;\n};\n/* eslint no-console:0 */\n\n/* Note: optionsCopy is mutated by this method. If it is ever exposed in the\n * API, we should copy it before mutating.\n */\n\n\nvar renderMathInText = function renderMathInText(text, optionsCopy) {\n  var data = splitAtDelimiters(text, optionsCopy.delimiters);\n\n  if (data.length === 1 && data[0].type === 'text') {\n    // There is no formula in the text.\n    // Let's return null which means there is no need to replace\n    // the current text node with a new one.\n    return null;\n  }\n\n  var fragment = document.createDocumentFragment();\n\n  for (var i = 0; i < data.length; i++) {\n    if (data[i].type === \"text\") {\n      fragment.appendChild(document.createTextNode(data[i].data));\n    } else {\n      var span = document.createElement(\"span\");\n      var math = data[i].data; // Override any display mode defined in the settings with that\n      // defined by the text itself\n\n      optionsCopy.displayMode = data[i].display;\n\n      try {\n        if (optionsCopy.preProcess) {\n          math = optionsCopy.preProcess(math);\n        }\n\n        katex.render(math, span, optionsCopy);\n      } catch (e) {\n        if (!(e instanceof katex.ParseError)) {\n          throw e;\n        }\n\n        optionsCopy.errorCallback(\"KaTeX auto-render: Failed to parse `\" + data[i].data + \"` with \", e);\n        fragment.appendChild(document.createTextNode(data[i].rawData));\n        continue;\n      }\n\n      fragment.appendChild(span);\n    }\n  }\n\n  return fragment;\n};\n\nvar renderElem = function renderElem(elem, optionsCopy) {\n  for (var i = 0; i < elem.childNodes.length; i++) {\n    var childNode = elem.childNodes[i];\n\n    if (childNode.nodeType === 3) {\n      // Text node\n      var frag = renderMathInText(childNode.textContent, optionsCopy);\n\n      if (frag) {\n        i += frag.childNodes.length - 1;\n        elem.replaceChild(frag, childNode);\n      }\n    } else if (childNode.nodeType === 1) {\n      (function () {\n        // Element node\n        var className = ' ' + childNode.className + ' ';\n        var shouldRender = optionsCopy.ignoredTags.indexOf(childNode.nodeName.toLowerCase()) === -1 && optionsCopy.ignoredClasses.every(function (x) {\n          return className.indexOf(' ' + x + ' ') === -1;\n        });\n\n        if (shouldRender) {\n          renderElem(childNode, optionsCopy);\n        }\n      })();\n    } // Otherwise, it's something else, and ignore it.\n\n  }\n};\n\nvar renderMathInElement = function renderMathInElement(elem, options) {\n  if (!elem) {\n    throw new Error(\"No element provided to render\");\n  }\n\n  var optionsCopy = {}; // Object.assign(optionsCopy, option)\n\n  for (var option in options) {\n    if (options.hasOwnProperty(option)) {\n      optionsCopy[option] = options[option];\n    }\n  } // default options\n\n\n  optionsCopy.delimiters = optionsCopy.delimiters || [{\n    left: \"$$\",\n    right: \"$$\",\n    display: true\n  }, {\n    left: \"\\\\(\",\n    right: \"\\\\)\",\n    display: false\n  }, // LaTeX uses $…$, but it ruins the display of normal `$` in text:\n  // {left: \"$\", right: \"$\", display: false},\n  // $ must come after $$\n  // Render AMS environments even if outside $$…$$ delimiters.\n  {\n    left: \"\\\\begin{equation}\",\n    right: \"\\\\end{equation}\",\n    display: true\n  }, {\n    left: \"\\\\begin{align}\",\n    right: \"\\\\end{align}\",\n    display: true\n  }, {\n    left: \"\\\\begin{alignat}\",\n    right: \"\\\\end{alignat}\",\n    display: true\n  }, {\n    left: \"\\\\begin{gather}\",\n    right: \"\\\\end{gather}\",\n    display: true\n  }, {\n    left: \"\\\\begin{CD}\",\n    right: \"\\\\end{CD}\",\n    display: true\n  }, {\n    left: \"\\\\[\",\n    right: \"\\\\]\",\n    display: true\n  }];\n  optionsCopy.ignoredTags = optionsCopy.ignoredTags || [\"script\", \"noscript\", \"style\", \"textarea\", \"pre\", \"code\", \"option\"];\n  optionsCopy.ignoredClasses = optionsCopy.ignoredClasses || [];\n  optionsCopy.errorCallback = optionsCopy.errorCallback || console.error; // Enable sharing of global macros defined via `\\gdef` between different\n  // math elements within a single call to `renderMathInElement`.\n\n  optionsCopy.macros = optionsCopy.macros || {};\n  renderElem(elem, optionsCopy);\n};\n\nexport { renderMathInElement as default };"],"sourceRoot":""}