/**
 * checks whether number `N` is negative
 *
 * @warning cannot distinguish `-0` from `0`, which is considered nonnegative
 *
 * @since 0.0.2
 */
export type IsNegative<N extends number> = `${N}` extends `-${string}` ? true : false;
/**
 * @since 0.0.2
 */
export type IsNegativeNumber<T> = T extends number ? IsNegative<T> : false;
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