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author | Matthew Heon <matthew.heon@gmail.com> | 2017-11-01 11:24:59 -0400 |
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committer | Matthew Heon <matthew.heon@gmail.com> | 2017-11-01 11:24:59 -0400 |
commit | a031b83a09a8628435317a03f199cdc18b78262f (patch) | |
tree | bc017a96769ce6de33745b8b0b1304ccf38e9df0 /vendor/gopkg.in/cheggaaa/pb.v1/format.go | |
parent | 2b74391cd5281f6fdf391ff8ad50fd1490f6bf89 (diff) | |
download | podman-a031b83a09a8628435317a03f199cdc18b78262f.tar.gz podman-a031b83a09a8628435317a03f199cdc18b78262f.tar.bz2 podman-a031b83a09a8628435317a03f199cdc18b78262f.zip |
Initial checkin from CRI-O repo
Signed-off-by: Matthew Heon <matthew.heon@gmail.com>
Diffstat (limited to 'vendor/gopkg.in/cheggaaa/pb.v1/format.go')
-rw-r--r-- | vendor/gopkg.in/cheggaaa/pb.v1/format.go | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/vendor/gopkg.in/cheggaaa/pb.v1/format.go b/vendor/gopkg.in/cheggaaa/pb.v1/format.go new file mode 100644 index 000000000..d5aeff793 --- /dev/null +++ b/vendor/gopkg.in/cheggaaa/pb.v1/format.go @@ -0,0 +1,87 @@ +package pb + +import ( + "fmt" + "strings" + "time" +) + +type Units int + +const ( + // U_NO are default units, they represent a simple value and are not formatted at all. + U_NO Units = iota + // U_BYTES units are formatted in a human readable way (b, Bb, Mb, ...) + U_BYTES + // U_DURATION units are formatted in a human readable way (3h14m15s) + U_DURATION +) + +func Format(i int64) *formatter { + return &formatter{n: i} +} + +type formatter struct { + n int64 + unit Units + width int + perSec bool +} + +func (f *formatter) Value(n int64) *formatter { + f.n = n + return f +} + +func (f *formatter) To(unit Units) *formatter { + f.unit = unit + return f +} + +func (f *formatter) Width(width int) *formatter { + f.width = width + return f +} + +func (f *formatter) PerSec() *formatter { + f.perSec = true + return f +} + +func (f *formatter) String() (out string) { + switch f.unit { + case U_BYTES: + out = formatBytes(f.n) + case U_DURATION: + d := time.Duration(f.n) + if d > time.Hour*24 { + out = fmt.Sprintf("%dd", d/24/time.Hour) + d -= (d / time.Hour / 24) * (time.Hour * 24) + } + out = fmt.Sprintf("%s%v", out, d) + default: + out = fmt.Sprintf(fmt.Sprintf("%%%dd", f.width), f.n) + } + if f.perSec { + out += "/s" + } + return +} + +// Convert bytes to human readable string. Like a 2 MB, 64.2 KB, 52 B +func formatBytes(i int64) (result string) { + switch { + case i > (1024 * 1024 * 1024 * 1024): + result = fmt.Sprintf("%.02f TB", float64(i)/1024/1024/1024/1024) + case i > (1024 * 1024 * 1024): + result = fmt.Sprintf("%.02f GB", float64(i)/1024/1024/1024) + case i > (1024 * 1024): + result = fmt.Sprintf("%.02f MB", float64(i)/1024/1024) + case i > 1024: + result = fmt.Sprintf("%.02f KB", float64(i)/1024) + default: + result = fmt.Sprintf("%d B", i) + } + result = strings.Trim(result, " ") + return +} |