shithub: hugo

ref: 550cec0b1f80e2ea0a2f5920612e0d14c7ae5e4c
dir: /docs/themes/gohugoioTheme/src/js/codeblocks.js/

View raw version 
let article = document.getElementById('prose')

if (article) {
  let codeBlocks = article.getElementsByTagName('code')
    for (let [key, codeBlock] of Object.entries(codeBlocks)){
    var widthDif = codeBlock.scrollWidth - codeBlock.clientWidth
    if (widthDif > 0)
      codeBlock.parentNode.classList.add('expand')
  }
}