Force line wrap + add section breaks for codeblocks in NotebookLM Studio/Notes panel.
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// ==UserScript==
// @name NotebookLM Codeblock Wrap & Section Breaks
// @namespace http://tampermonkey.net/
// @version 1.3
// @description Force line wrap + add section breaks for codeblocks in NotebookLM Studio/Notes panel.
// @match https://notebooklm.google.com/*
// @grant GM_addStyle
// ==/UserScript==
(function () {
'use strict';
// 1. CSS: Maximum specificity for all code/pre permutations in Studio and Chat (covers all <pre.ng-star-inserted> > code)
GM_addStyle(`
pre.ng-star-inserted,
pre.ng-star-inserted > code {
white-space: pre-wrap !important;
word-break: break-word !important;
overflow-wrap: anywhere !important;
}
`);
// 2. JS backup: forcibly set the style for both <pre> and <code> elements if needed.
function forceWrapStudioCodeBlocks() {
document.querySelectorAll('pre.ng-star-inserted, pre.ng-star-inserted > code').forEach(block => {
block.style.whiteSpace = 'pre-wrap';
block.style.wordBreak = 'break-word';
block.style.overflowWrap = 'anywhere';
});
}
// 3. Section breaks for code: extend as before, matches chat and studio panels
function addSectionBreaksToStudioCodeBlocks() {
document.querySelectorAll('pre.ng-star-inserted > code').forEach(codeBlock => {
if (codeBlock.dataset.sectionsFormatted) return;
const lines = codeBlock.textContent.split('\n');
const sectionRegex = /^\[[^\]]+:/;
let newHTML = lines.map(line => {
if (sectionRegex.test(line.trim())) {
return `${line}<br><br>`;
}
return line;
}).join('\n');
codeBlock.innerHTML = newHTML.replace(/\n/g, '<br>');
codeBlock.dataset.sectionsFormatted = "true";
});
}
// 4. Initialize and set up observer for dynamic content (Studio/Note or Chat, works everywhere)
forceWrapStudioCodeBlocks();
addSectionBreaksToStudioCodeBlocks();
const observer = new MutationObserver(() => {
forceWrapStudioCodeBlocks();
addSectionBreaksToStudioCodeBlocks();
});
observer.observe(document.body, { childList: true, subtree: true });
})();