"use strict";
function padString(input) {
    var segmentLength = 4;
    var stringLength = input.length;
    var diff = stringLength % segmentLength;
    if (!diff) {
        return input;
    }
    var position = stringLength;
    var padLength = segmentLength - diff;
    var paddedStringLength = stringLength + padLength;
    var buffer = new Buffer(paddedStringLength);
    buffer.write(input);
    while (padLength--) {
        buffer.write("=", position++);
    }
    return buffer.toString();
}
Object.defineProperty(exports, "__esModule", { value: true });
exports.default = padString;