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2 weeks ago
/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Sean Larkin @thelarkinn
*/
"use strict";
/**
* @param {number} size the size in bytes
* @returns {string} the formatted size
*/
module.exports.formatSize = size => {
if (typeof size !== "number" || Number.isNaN(size) === true) {
return "unknown size";
}
if (size <= 0) {
return "0 bytes";
}
const abbreviations = ["bytes", "KiB", "MiB", "GiB"];
const index = Math.floor(Math.log(size) / Math.log(1024));
return `${Number((size / 1024 ** index).toPrecision(3))} ${abbreviations[index]}`;
};