47 lines
1.3 KiB
TypeScript
47 lines
1.3 KiB
TypeScript
import { serializedNodeWithId, NodeType } from './types';
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function buildNode(n: serializedNodeWithId): Node | null {
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switch (n.type) {
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case NodeType.Document:
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return document.implementation.createDocument(null, '', null);
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case NodeType.DocumentType:
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return document.implementation.createDocumentType(
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n.name,
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n.publicId,
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n.systemId,
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);
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case NodeType.Element:
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const node = document.createElement(n.tagName);
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for (const name in n.attributes) {
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if (n.attributes.hasOwnProperty(name)) {
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node.setAttribute(name, n.attributes[name]);
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}
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}
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return node;
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case NodeType.Text:
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return document.createTextNode(n.textContent);
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case NodeType.CDATA:
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return document.createCDATASection(n.textContent);
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case NodeType.Comment:
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return document.createComment(n.textContent);
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default:
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return null;
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}
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}
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function rebuild(n: serializedNodeWithId): Node | null {
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const root = buildNode(n);
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if (!root) {
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return null;
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}
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if (n.type === NodeType.Document || n.type === NodeType.Element) {
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for (const childN of n.childNodes) {
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const childNode = rebuild(childN);
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root.appendChild(childNode);
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}
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}
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return root;
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}
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export default rebuild;
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