miz/esm/mockers/one-of.js

Generate mock data, just like a person.

import { randomFloat } from './random';
import { Mocker } from '../mocker';
/**
 * random one from an array.
 * @param arr
 * @returns {Mocker}
 */
export function oneOf(arr) {
    if (!(arr instanceof Array) || arr.length === 0)
        throw new Error('The parameter of mocker oneOf should be an array which is not empty.');
    return new Mocker(function () {
        return arr[randomFloat(0, arr.length - 1)];
    });
}