markdown_example.mjs

//Imports
import puppeteer from "puppeteer"

//Setup browser
const browser = await puppeteer.launch({
  headless:true,
  executablePath:process.env.PUPPETEER_BROWSER_PATH,
  args:["--no-sandbox", "--disable-extensions", "--disable-setuid-sandbox", "--disable-dev-shm-usage"],
  ignoreDefaultArgs:["--disable-extensions"],
})
const page = await browser.newPage()

//Select markdown example and take screenshoot
await page.setViewport({width:600, height:600})
await page.goto("https://github.com/lowlighter/lowlighter/blob/master/metrics.markdown.md")
const clip = await page.evaluate(() => {
  const {x, y, width, height} = document.querySelector("#readme").getBoundingClientRect()
  return {x, y, width, height}
})
await page.screenshot({type:"png", path:"metrics.markdown.png", clip, omitBackground:true})
await browser.close()