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/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Sean Larkin @thelarkinn
*/
"use strict";
const SizeFormatHelpers = exports;
SizeFormatHelpers.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]
}`;
};
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