20 lines
446 B
JavaScript
20 lines
446 B
JavaScript
import {InternSet} from "internmap";
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export default function intersection(values, ...others) {
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values = new InternSet(values);
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others = others.map(set);
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out: for (const value of values) {
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for (const other of others) {
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if (!other.has(value)) {
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values.delete(value);
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continue out;
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}
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}
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}
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return values;
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}
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function set(values) {
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return values instanceof InternSet ? values : new InternSet(values);
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}
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