codekingpro/portable-devtools

1// Convert bytes to printable output, for file reporting in tarballs
2// Only supports up to GB because that's way larger than anything the registry supports anyways.
3
4const formatBytes = (bytes, space = true) => {
5  let spacer = ''
6  if (space) {
7    spacer = ' '
8  }
9
10  if (bytes < 1000) {
11    // B
12    return `${bytes}${spacer}B`
13  }
14
15  if (bytes < 999950) {
16    // kB
17    return `${(bytes / 1000).toFixed(1)}${spacer}kB`
18  }
19
20  if (bytes < 999950000) {
21    // MB
22    return `${(bytes / 1000000).toFixed(1)}${spacer}MB`
23  }
24
25  // GB
26  return `${(bytes / 1000000000).toFixed(1)}${spacer}GB`
27}
28
29module.exports = formatBytes
30