a8c4af0975
Vanha frontend siirretty temp/. Uusi rakenne: - StatusBar.astro, Terminal.astro, Editor.astro, Guide.astro - global.css erillinen - Wasm pääsäikeessä (ei Worker — yksinkertainen, debugattava) - Tab-completion, dropdown, projektikortti, Monaco, GUIDE.md - Ei tokenisointia eikä koodilaboratoriota Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
37 lines
991 B
JavaScript
37 lines
991 B
JavaScript
export const visitSkip = Symbol();
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/**
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* @param {import('../types.js').XastNode} node
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* @param {import('../types.js').Visitor} visitor
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* @param {any=} parentNode
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*/
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export const visit = (node, visitor, parentNode) => {
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const callbacks = visitor[node.type];
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if (callbacks?.enter) {
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// @ts-expect-error hard to infer
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const symbol = callbacks.enter(node, parentNode);
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if (symbol === visitSkip) {
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return;
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}
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}
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// visit root children
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if (node.type === 'root') {
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// copy children array to not lose cursor when children is spliced
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for (const child of node.children) {
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visit(child, visitor, node);
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}
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}
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// visit element children if still attached to parent
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if (node.type === 'element') {
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if (parentNode.children.includes(node)) {
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for (const child of node.children) {
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visit(child, visitor, node);
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}
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}
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}
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if (callbacks?.exit) {
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// @ts-expect-error hard to infer
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callbacks.exit(node, parentNode);
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}
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};
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