@typed/io
Version:
Runtime IO type system
12 lines • 469 B
JavaScript
import { fromLeft, fromRight, isLeft, isRight } from '@typed/either';
import { Record } from './Record';
import { refinement } from './refinement';
const UnknownEither = refinement(Record, (e) => isLeft(e) || isRight(e));
export { UnknownEither as Either };
export const either = (left, right) => refinement(UnknownEither, (e) => {
if (isLeft(e)) {
return left.is(fromLeft(e));
}
return right.is(fromRight(e));
});
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