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Tweak katex options (#21828)

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- Render directly into DOM, skipping string conversion
- Add limiting options to prevent excessive size/macros
- Remove invalid `display` option previously passed

Ref: https://katex.org/docs/options.html

Co-authored-by: John Olheiser <john.olheiser@gmail.com>
This commit is contained in:
silverwind 2022-11-17 02:04:09 +01:00 committed by GitHub
parent 92dd24716d
commit c144942b23
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1 changed files with 6 additions and 4 deletions
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10
web_src/js/markup/math.js
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@ -23,12 +23,14 @@ export async function renderMath() {
for (const el of els) {
const source = el.textContent;
const options = {display: el.classList.contains('display')};
const nodeName = el.classList.contains('display') ? 'p' : 'span';
try {
const markup = katex.renderToString(source, options);
const tempEl = document.createElement(options.display ? 'p' : 'span');
tempEl.innerHTML = markup;
const tempEl = document.createElement(nodeName);
katex.render(source, tempEl, {
maxSize: 25,
maxExpand: 50,
});
targetElement(el).replaceWith(tempEl);
} catch (error) {
displayError(el, error);