gitlab.com/aquachain/aquachain@v1.17.16-rc3.0.20221018032414-e3ddf1e1c055/common/size.go (about) 1 // Copyright 2018 The aquachain Authors 2 // This file is part of the aquachain library. 3 // 4 // The aquachain library is free software: you can redistribute it and/or modify 5 // it under the terms of the GNU Lesser General Public License as published by 6 // the Free Software Foundation, either version 3 of the License, or 7 // (at your option) any later version. 8 // 9 // The aquachain library is distributed in the hope that it will be useful, 10 // but WITHOUT ANY WARRANTY; without even the implied warranty of 11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 // GNU Lesser General Public License for more details. 13 // 14 // You should have received a copy of the GNU Lesser General Public License 15 // along with the aquachain library. If not, see <http://www.gnu.org/licenses/>. 16 17 package common 18 19 import ( 20 "fmt" 21 ) 22 23 // StorageSize is a wrapper around a float value that supports user friendly 24 // formatting. 25 type StorageSize float64 26 27 // String implements the stringer interface. 28 func (s StorageSize) String() string { 29 if s > 1000000 { 30 return fmt.Sprintf("%.2f mB", s/1000000) 31 } else if s > 1000 { 32 return fmt.Sprintf("%.2f kB", s/1000) 33 } else { 34 return fmt.Sprintf("%.2f B", s) 35 } 36 } 37 38 // TerminalString implements log.TerminalStringer, formatting a string for console 39 // output during logging. 40 func (s StorageSize) TerminalString() string { 41 if s > 1000000 { 42 return fmt.Sprintf("%.2fmB", s/1000000) 43 } else if s > 1000 { 44 return fmt.Sprintf("%.2fkB", s/1000) 45 } else { 46 return fmt.Sprintf("%.2fB", s) 47 } 48 }