18 lines
618 B
JavaScript
18 lines
618 B
JavaScript
import { last } from '../../array/last.mjs';
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import { uniq } from '../../array/uniq.mjs';
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import { uniqBy } from '../../array/uniqBy.mjs';
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import { flattenArrayLike } from '../_internal/flattenArrayLike.mjs';
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import { isArrayLikeObject } from '../predicate/isArrayLikeObject.mjs';
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import { iteratee } from '../util/iteratee.mjs';
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function unionBy(...values) {
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const lastValue = last(values);
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const flattened = flattenArrayLike(values);
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if (isArrayLikeObject(lastValue) || lastValue == null) {
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return uniq(flattened);
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}
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return uniqBy(flattened, iteratee(lastValue));
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}
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export { unionBy };
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