mini-id/dist/utils/base62.js

A lightweight and customizable unique ID generator with zero collisions.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.encodeBase62 = encodeBase62;
const BASE62 = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
/**
 * Encode a buffer to Base62 string.
 * @param buffer - Input buffer or byte array.
 */
function encodeBase62(buffer) {
    let value = BigInt("0x" + Array.from(buffer).map((byte) => byte.toString(16).padStart(2, "0")).join(""));
    let result = "";
    while (value > 0) {
        const remainder = value % BigInt(62);
        result = BASE62[Number(remainder)] + result;
        value /= BigInt(62);
    }
    return result || "0";
}