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- // Copyright 2014 The go-ethereum Authors
- // This file is part of the go-ethereum library.
- //
- // The go-ethereum library is free software: you can redistribute it and/or modify
- // it under the terms of the GNU Lesser General Public License as published by
- // the Free Software Foundation, either version 3 of the License, or
- // (at your option) any later version.
- //
- // The go-ethereum library is distributed in the hope that it will be useful,
- // but WITHOUT ANY WARRANTY; without even the implied warranty of
- // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- // GNU Lesser General Public License for more details.
- //
- // You should have received a copy of the GNU Lesser General Public License
- // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
- package common
- import (
- "fmt"
- )
- // StorageSize is a wrapper around a float value that supports user friendly
- // formatting.
- type StorageSize float64
- // String implements the stringer interface.
- func (s StorageSize) String() string {
- if s > 1099511627776 {
- return fmt.Sprintf("%.2f TiB", s/1099511627776)
- } else if s > 1073741824 {
- return fmt.Sprintf("%.2f GiB", s/1073741824)
- } else if s > 1048576 {
- return fmt.Sprintf("%.2f MiB", s/1048576)
- } else if s > 1024 {
- return fmt.Sprintf("%.2f KiB", s/1024)
- } else {
- return fmt.Sprintf("%.2f B", s)
- }
- }
- // TerminalString implements log.TerminalStringer, formatting a string for console
- // output during logging.
- func (s StorageSize) TerminalString() string {
- if s > 1099511627776 {
- return fmt.Sprintf("%.2fTiB", s/1099511627776)
- } else if s > 1073741824 {
- return fmt.Sprintf("%.2fGiB", s/1073741824)
- } else if s > 1048576 {
- return fmt.Sprintf("%.2fMiB", s/1048576)
- } else if s > 1024 {
- return fmt.Sprintf("%.2fKiB", s/1024)
- } else {
- return fmt.Sprintf("%.2fB", s)
- }
- }
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