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Monorepo for Tangled forked from tangled.org/core
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123456789101112131415161718192021export const COLLAPSED_LINES = 28;
const PRE = /<pre(?:\s[^>]*)?>(?:(?!<pre[\s>])[\s\S])*?<\/pre>/g;
const MERMAID = /^<pre\s[^>]*\bclass="mermaid"/;
const lineCount = (pre: string): number => pre .replace(/<[^>]*>/g, "") .replace(/\n$/, "") .split("\n").length;
export const collapseCodeblocks = (html: string): string => html.replace(PRE, (pre) => { if (MERMAID.test(pre)) return pre; const lines = lineCount(pre); return lines < COLLAPSED_LINES ? pre : `<div data-codeblock="${lines}"><div data-codeblock-toolbar></div>${pre}</div>`; });