hkt-toolbelt/natural-number/subtract.js

Functional and composable type utilities

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.subtract = void 0;
/**
 * Given two natural numbers, subtract the second number from the first.
 *
 * @param {number} a - The first number.
 * @param {number} b - The second number.
 *
 * @example
 * ```ts
 * import { NaturalNumber } from "hkt-toolbelt";
 *
 * const result = NaturalNumber.subtract(3)(2)
 * //    ^? 1
 * ```
 */
exports.subtract = ((a) => (b) => b > a ? 0 : a - b);