30 lines
935 B
TypeScript
30 lines
935 B
TypeScript
import type { NODE_TYPE } from '../constants.ts';
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import type { NullableChildType } from '../types.ts';
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import { normalizeChildren } from './utils/normalizeChildren.ts';
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export abstract class Node {
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abstract type: NODE_TYPE;
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constructor(public children: NullableChildType[]) {}
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abstract async render(): Promise<string | any[]>;
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async renderChildren() {
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const result: string[] = [];
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const children = normalizeChildren(this.children);
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for (const child of children) {
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const renderedChild = await child.render();
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if (renderedChild) {
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if (Array.isArray(renderedChild)) {
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renderedChild.forEach(
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(subchild) => subchild && result.push(subchild),
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);
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} else {
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result.push(renderedChild);
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}
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}
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}
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return result;
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}
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}
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