35 lines
905 B
TypeScript
35 lines
905 B
TypeScript
const _CONVERSION_UNIT = 1000;
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/**
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* Given a value in megabytes converts it back down into bytes.
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*/
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function mbToBytes (megabytes: number): number {
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return Math.floor(megabytes * _CONVERSION_UNIT * _CONVERSION_UNIT);
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}
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/**
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* Given an amount of bytes, converts them into a human readable string format
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* using "1000" as the divisor.
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*/
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function bytesToString (bytes: number): string {
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if (bytes < 1) return '0 Bytes';
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const i = Math.floor(Math.log(bytes) / Math.log(_CONVERSION_UNIT));
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const value = Number((bytes / Math.pow(_CONVERSION_UNIT, i)).toFixed(2));
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return `${value} ${[ 'Bytes', 'KB', 'MB', 'GB', 'TB' ][i]}`;
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}
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/**
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* Formats an IPv4 or IPv6 address.
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*/
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function ip (value: string): string {
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// noinspection RegExpSimplifiable
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return /([a-f0-9:]+:+)+[a-f0-9]+/.test(value) ? `[${value}]` : value;
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}
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export {
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ip,
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mbToBytes,
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bytesToString,
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};
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