// ==UserScript==
// @name         Hacker News blockquote styling
// @version      1.2
// @description  Adds styling to blockquotes in Hacker News comments
// @author       Ryan Buening
// @license      MIT
// @namespace    https://github.com/ryanbuening/userscripts
// @match        https://news.ycombinator.com/*
// @run-at       document-end
// ==/UserScript==
const [head] = document.getElementsByTagName('head');
const style = document.createElement('style');
style.type = 'text/css';
style.innerHTML = `
.comment-quote {
background: #46464620;
font-style: italic;
color: #464646;
border-left-width: 3px;
border-left-color: #46464650;
border-left-style: solid;
padding: 2px;
padding-left: 5px;
}`;
head.appendChild(style);
document.querySelectorAll('.commtext').forEach(comment => {
let quoteDiv = null;
comment.childNodes.forEach(node => {
const commentLine = node.textContent || node.innerText;
if (quoteDiv || commentLine.match(/^>/)) {
if (commentLine.startsWith('>')) {
const quoteText = commentLine.substring(commentLine.indexOf('>') + 1);
if (node.textContent) {
node.textContent = quoteText;
} else {
node.innerText = quoteText;
}
}
if (!quoteDiv) {
quoteDiv = document.createElement('div');
quoteDiv.classList.add('comment-quote');
node.parentNode.insertBefore(quoteDiv, node);
}
quoteDiv.appendChild(node);
if (!commentLine.match(/^>+\s*$/)) {
quoteDiv = null;
}
}
});
});