forked from Fediversity/fediversity.eu
38 lines
1.2 KiB
JavaScript
38 lines
1.2 KiB
JavaScript
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import { hasAnchor } from './identity.js';
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/**
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* Recursively convert any node or its contents to native JavaScript
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*
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* @param value - The input value
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* @param arg - If `value` defines a `toJSON()` method, use this
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* as its first argument
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* @param ctx - Conversion context, originally set in Document#toJS(). If
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* `{ keep: true }` is not set, output should be suitable for JSON
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* stringification.
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*/
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function toJS(value, arg, ctx) {
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// eslint-disable-next-line @typescript-eslint/no-unsafe-return
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if (Array.isArray(value))
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return value.map((v, i) => toJS(v, String(i), ctx));
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if (value && typeof value.toJSON === 'function') {
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// eslint-disable-next-line @typescript-eslint/no-unsafe-call
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if (!ctx || !hasAnchor(value))
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return value.toJSON(arg, ctx);
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const data = { aliasCount: 0, count: 1, res: undefined };
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ctx.anchors.set(value, data);
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ctx.onCreate = res => {
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data.res = res;
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delete ctx.onCreate;
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};
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const res = value.toJSON(arg, ctx);
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if (ctx.onCreate)
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ctx.onCreate(res);
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return res;
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}
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if (typeof value === 'bigint' && !ctx?.keep)
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return Number(value);
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return value;
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}
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export { toJS };
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