n-digit-token/lib/library/validation/validateLength.js

Cryptographically secure pseudo-random token of n digits

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.validateLength = void 0;
/**
 * Validates input length.
 * Throws an error if length is not a positive integer.
 * @param {number} length
 * @throws {error} if not called with a positive integer
 */
const validateLength = (length) => {
    if (!Number.isInteger(length) || length <= 0) {
        throw new Error('Invalid length: must be called with a positive integer.');
    }
};
exports.validateLength = validateLength;