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Fix for markdown equation formatting #11

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Merged
merged 1 commit into from
Dec 11, 2024
Merged

Fix for markdown equation formatting #11

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44 changes: 9 additions & 35 deletions src/providers/math.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -40,52 +40,26 @@ MathJax = {
.catch((err) => console.log('Typeset failed: ' + err.message));
return MathJax.startup.promise;
};

const typesetCellObserver = new MutationObserver((mutationList, observer) => {
const els = mutationList.map((list) => list.target);
const typesetEls = [];
for (const el of els) {
const childMathEls = el.querySelectorAll('.quarto-inline-math, .quarto-display-math');
if (childMathEls && childMathEls.length > 0) {
typesetEls.push(...childMathEls);
}
}
typesetMath(typesetEls);
});

const containerObserver = new MutationObserver((mutationList, observer) => {
const nodes = [];
const markdownNodes = [];
mutationList.forEach((record) => {
for (const node of record.addedNodes) {
nodes.push(node);
if(node.querySelectorAll){
markdownNodes.push(...node.querySelectorAll('.quarto-inline-math, .quarto-display-math'));
}
}
});

const markdownNodes = nodes.filter((node) => {
return node.classList.contains("jp-MarkdownCell");
}).forEach((node) => {
typesetCellObserver.observe(node, { childList: true, subtree: true });
});

typesetMath(markdownNodes);
});

const cellEl = document.querySelector('.jp-Cell');
if (cellEl !== null) {
const cellParentEl = cellEl.parentElement;
containerObserver.observe(cellParentEl, { childList: true });
} else {
const nbContainer = document.querySelector('.jp-Notebook');
if (nbContainer !== null) {
containerObserver.observe(nbContainer, { childList: true, subtree: true });
}
const nbContainer = document.querySelector('.jp-Notebook');
if (nbContainer !== null) {
containerObserver.observe(nbContainer, { childList: true, subtree: true });
}

const mathEls = document.body.querySelectorAll('.quarto-inline-math, .quarto-display-math');
return typesetMath([...mathEls]).then(() => {
for (const mathEl of mathEls) {
typesetCellObserver.observe(mathEl.parentElement, { childList: true, subtree: true });
}
});
return typesetMath([...mathEls]);
});
},
}
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