internal/progress: Add progress meter

1 files changed, 21 insertions, 0 deletions

diff --git a/internal/progress/humanize.go b/internal/progress/humanize.go
new file mode 100644
index 00000000..8363d6b1
--- /dev/null
+++ b/internal/progress/humanize.go
@@ -0,0 +1,21 @@
+package progress
+
+import "fmt"
+
+func humanizeBytes(n uint64) string {
+	const unit = 1024
+	if n < unit {
+		return fmt.Sprintf("%d B", n)
+	}
+
+	value := float64(n)
+	units := []string{"KiB", "MiB", "GiB", "TiB", "PiB"}
+	for i := 0; i < len(units); i++ {
+		value /= unit
+		if value < unit || i == len(units)-1 {
+			return fmt.Sprintf("%.2f %s", value, units[i])
+		}
+	}
+
+	return fmt.Sprintf("%d B", n)
+}