tvl-depot/tvix/nar-bridge-go/pkg/importer/counting_writer.go
Florian Klink 1392913e98 chore(tvix/nar-bridge): move to nar-bridge-go
Make some space for the rust implementation.

Change-Id: I924dc1657be10abe5a11951c3b9de50bae06db19
Reviewed-on: https://cl.tvl.fyi/c/depot/+/11662
Tested-by: BuildkiteCI
Autosubmit: flokli <flokli@flokli.de>
Reviewed-by: yuka <yuka@yuka.dev>
2024-05-15 21:31:36 +00:00

21 lines
363 B
Go

package importer
import (
"io"
)
// CountingWriter implements io.Writer.
var _ io.Writer = &CountingWriter{}
type CountingWriter struct {
bytesWritten uint64
}
func (cw *CountingWriter) Write(p []byte) (n int, err error) {
cw.bytesWritten += uint64(len(p))
return len(p), nil
}
func (cw *CountingWriter) BytesWritten() uint64 {
return cw.bytesWritten
}