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