1 files changed, 15 insertions, 0 deletions
diff --git a/ethutil/size.go b/ethutil/size.go
new file mode 100644
index 000000000..b4426465e
--- /dev/null
+++ b/ethutil/size.go
@@ -0,0 +1,15 @@
+package ethutil
+
+import "fmt"
+
+type StorageSize float64
+
+func (self StorageSize) String() string {
+	if self > 1000000 {
+		return fmt.Sprintf("%.2f mB", self/1000000)
+	} else if self > 1000 {
+		return fmt.Sprintf("%.2f kB", self/1000)
+	} else {
+		return fmt.Sprintf("%.2f B", self)
+	}
+}