Simple Markdown for Quizlet description (info page)

quizlet-simple-markdown.js

const markdown = raw => {
    const createBulletList = content => {
        const regex = /- /gi
        return content.match(regex).reduce((body, bullet) => body.replace(bullet, `<pre style="display: inline-block">• </pre>`), content)
    }
    const createLinks = content => {
        const regex = /\[(.*?)\]\((https?:\/\/(www\.)?[-a-zA-Z0-9@:%._\+~#=]{2,256}\.[a-z]{2,6}\b([-a-zA-Z0-9@:%_\+.~#?&//=]*)(\?hl=[a-z]{2})?)\)/gi
        let result = content
        let match = regex.exec(content)
        while (match !== null) {
          const [all, description, link] = match
          result = result.replace(all, `<a href=${link} target="_blank">${description}</a>`)
          match = regex.exec(content);
        }
        return result
    }
    const createTitles = content => {
        const regex = /#.*/gi
        return content.match(regex).reduce((body, title) => body.replace(title, `<strong>${title.slice(1)}</strong>`), content)
    }
    return createTitles(createLinks(createBulletList(raw)))
}

const descriptionBody = document.querySelector('.SetPageInfoModal-descriptionBody')
if (descriptionBody) {
    descriptionBody.innerHTML = markdown(descriptionBody.innerHTML)
}