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restic/internal/ui/progress/printer.go
Michael Eischer feeab84204 repair pack: extract the repair logic into the repository package
Currently, the cmd/restic package contains a significant amount of code
that modifies repository internals. This code should in the mid-term
move into the repository package.
2024-01-27 12:51:45 +01:00

30 lines
802 B
Go

package progress
// A Printer can can return a new counter or print messages
// at different log levels.
// It must be safe to call its methods from concurrent goroutines.
type Printer interface {
NewCounter(description string) *Counter
E(msg string, args ...interface{})
P(msg string, args ...interface{})
V(msg string, args ...interface{})
VV(msg string, args ...interface{})
}
// NoopPrinter discards all messages
type NoopPrinter struct{}
var _ Printer = (*NoopPrinter)(nil)
func (*NoopPrinter) NewCounter(description string) *Counter {
return nil
}
func (*NoopPrinter) E(msg string, args ...interface{}) {}
func (*NoopPrinter) P(msg string, args ...interface{}) {}
func (*NoopPrinter) V(msg string, args ...interface{}) {}
func (*NoopPrinter) VV(msg string, args ...interface{}) {}