open-nomad/ui/app/helpers/format-bytes.js

25 lines
538 B
JavaScript

import Helper from '@ember/component/helper';
const UNITS = ['Bytes', 'KiB', 'MiB'];
/**
* Bytes Formatter
*
* Usage: {{format-bytes bytes}}
*
* Outputs the bytes reduced to the largest supported unit size for which
* bytes is larger than one.
*/
export function formatBytes([bytes]) {
bytes || (bytes = 0);
let unitIndex = 0;
while (bytes >= 1024 && unitIndex < UNITS.length - 1) {
bytes /= 1024;
unitIndex++;
}
return `${Math.floor(bytes)} ${UNITS[unitIndex]}`;
}
export default Helper.helper(formatBytes);