countingreader

Documentation

Overview

Package countingreader implements an io.Reader that counts the number of bytes read.

Index

• type Reader
  • func New(r io.Reader) *Reader
  • func (r *Reader) Read(p []byte) (n int, err error)

Types

type Reader

type Reader struct {
	ReadBytes uint64
	// contains filtered or unexported fields
}

Reader wraps an io.Reader, counting the total number of bytes read. It will wrap around after reading 16 exbibytes, which is assumed to be sufficient.

func New

func New(r io.Reader) *Reader

func (*Reader) Read

func (r *Reader) Read(p []byte) (n int, err error)