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10 lines
423 B
TypeScript
10 lines
423 B
TypeScript
import { EmojiNode, MfmForest } from '../mfm/parser';
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import { preorderF } from '../prelude/tree';
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import { unique } from '../prelude/array';
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export default function(mfmForest: MfmForest): string[] {
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const emojiNodes = preorderF(mfmForest).filter(x => x.type === 'emoji') as EmojiNode[];
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const emojis = emojiNodes.filter(x => x.props.name && x.props.name.length <= 100).map(x => x.props.name);
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return unique(emojis);
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}
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