es-number-ext/dist/random/random.js

Native number extensions for javascript and typescript.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.default = random;
function random(minOrSize, max) {
    if (max === undefined && Number.isInteger(minOrSize) && minOrSize > 0)
        [minOrSize, max] = [0, minOrSize];
    else if (max === undefined && Number.isInteger(minOrSize) && minOrSize < 0)
        [minOrSize, max] = [minOrSize, 0];
    if (typeof minOrSize !== 'number' || !Number.isInteger(minOrSize))
        throw new TypeError('Number.random parameter 1 must be an integer');
    if (typeof max !== 'number' || !Number.isInteger(max))
        throw new TypeError('Number.random parameter 2 must be an integer');
    if (max < minOrSize)
        throw new TypeError('Number.random parameter 1 must be smaller than parameter 2');
    return Math.floor(Math.random() * (max - minOrSize)) + minOrSize;
}