iceshrimp-legacy/packages/backend/src/misc/extract-hashtags.ts
syuilo 0e4a111f81 refactoring
Resolve #7779
2021-11-12 02:02:25 +09:00

10 lines
304 B
TypeScript

import * as mfm from 'mfm-js';
import { unique } from '@/prelude/array';
export function extractHashtags(nodes: mfm.MfmNode[]): string[] {
const hashtagNodes = mfm.extract(nodes, (node) => node.type === 'hashtag');
const hashtags = unique(hashtagNodes.map(x => x.props.hashtag));
return hashtags;
}