mirror of https://github.com/webpack/webpack.git
				
				
				
			
		
			
				
	
	
		
			28 lines
		
	
	
		
			583 B
		
	
	
	
		
			JavaScript
		
	
	
	
			
		
		
	
	
			28 lines
		
	
	
		
			583 B
		
	
	
	
		
			JavaScript
		
	
	
	
/*
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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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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 `${+(size / Math.pow(1024, index)).toPrecision(3)} ${
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		abbreviations[index]
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	}`;
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};
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