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Optimize StorageSize performance with named constants

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Sanket Saagar Karan 2025-07-07 14:14:33 +05:30
parent bdf47f4557
commit 215aaab509
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GPG key ID: 63473FF9FE996CB1
1 changed files with 30 additions and 18 deletions
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48
common/size.go
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@ -20,21 +20,32 @@ import (
"fmt" "fmt"
) )
// Storage size constants for binary byte calculations
const (
// Binary byte size constants (powers of 2)
ByteSize = 1.0
KiB = 1024 * ByteSize
MiB = 1024 * KiB
GiB = 1024 * MiB
TiB = 1024 * GiB
)
// StorageSize is a wrapper around a float value that supports user friendly // StorageSize is a wrapper around a float value that supports user friendly
// formatting. // formatting.
type StorageSize float64 type StorageSize float64
// String implements the stringer interface. // String implements the stringer interface.
func (s StorageSize) String() string { func (s StorageSize) String() string {
if s > 1099511627776 { switch {
return fmt.Sprintf("%.2f TiB", s/1099511627776) case s > TiB:
} else if s > 1073741824 { return fmt.Sprintf("%.2f TiB", s/TiB)
return fmt.Sprintf("%.2f GiB", s/1073741824) case s > GiB:
} else if s > 1048576 { return fmt.Sprintf("%.2f GiB", s/GiB)
return fmt.Sprintf("%.2f MiB", s/1048576) case s > MiB:
} else if s > 1024 { return fmt.Sprintf("%.2f MiB", s/MiB)
return fmt.Sprintf("%.2f KiB", s/1024) case s > KiB:
} else { return fmt.Sprintf("%.2f KiB", s/KiB)
default:
return fmt.Sprintf("%.2f B", s) return fmt.Sprintf("%.2f B", s)
} }
} }
@ -42,15 +53,16 @@ func (s StorageSize) String() string {
// TerminalString implements log.TerminalStringer, formatting a string for console // TerminalString implements log.TerminalStringer, formatting a string for console
// output during logging. // output during logging.
func (s StorageSize) TerminalString() string { func (s StorageSize) TerminalString() string {
if s > 1099511627776 { switch {
return fmt.Sprintf("%.2fTiB", s/1099511627776) case s > TiB:
} else if s > 1073741824 { return fmt.Sprintf("%.2fTiB", s/TiB)
return fmt.Sprintf("%.2fGiB", s/1073741824) case s > GiB:
} else if s > 1048576 { return fmt.Sprintf("%.2fGiB", s/GiB)
return fmt.Sprintf("%.2fMiB", s/1048576) case s > MiB:
} else if s > 1024 { return fmt.Sprintf("%.2fMiB", s/MiB)
return fmt.Sprintf("%.2fKiB", s/1024) case s > KiB:
} else { return fmt.Sprintf("%.2fKiB", s/KiB)
default:
return fmt.Sprintf("%.2fB", s) return fmt.Sprintf("%.2fB", s)
} }
} }