API reference › @evolu/common › Type › negative
const negative: BrandFactory<"Negative", number, NegativeError>;
Defined in: packages/common/src/Type.ts:6431
Number Brand requiring a value less than zero.
Example
import { assertOk, Number, negative } from "@evolu/common";
const Negative = negative(Number);
assertOk(Negative.fromUnknown(-1), -1);