gree_leran/node_modules/webpack/lib/SizeFormatHelpers.js

28 lines
583 B
JavaScript

/*
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
*/
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 `${+(size / Math.pow(1024, index)).toPrecision(3)} ${
abbreviations[index]
}`;
};