Function negative

src/patterns.ts:1047–1048

()

 *   .with(P.number.negative(), () => 'number < 0')
 */
const negative = <input>(): GuardExcludeP<input, number, never> =>
  when((value) => isNumber(value) && value < 0);

const numberChainable = <pattern extends Matcher<any, any, any, any, any>>(
  pattern: pattern