http

Documentation

Index

• Constants
• func DownloadFile(uri, filename string) error
• type HTTPClient
• type WriteCounter
  • func NewWriteCounter(total int) *WriteCounter
  • func (wc *WriteCounter) Finish()
  • func (wc *WriteCounter) Start()
  • func (wc *WriteCounter) Write(p []byte) (int, error)

Constants

const RefreshRate = time.Millisecond * 100

Functions

func DownloadFile

func DownloadFile(uri, filename string) error

DownloadFile downloads file from the internet, based on the uri. based on the https://golangcode.com/download-a-file-with-progress/ and comments

Types

type HTTPClient

type HTTPClient interface {
	Get(url string) (*http.Response, error)
}

HTTPClient interface

var (
	Client HTTPClient
)

type WriteCounter

type WriteCounter struct {
	Total int // bytes read so far
	// contains filtered or unexported fields
}

WriteCounter counts the number of bytes written to it. It implements to the io.Writer interface and we can pass this into io.TeeReader() which will report progress on each write cycle.

func NewWriteCounter

func NewWriteCounter(total int) *WriteCounter

func (*WriteCounter) Finish

func (wc *WriteCounter) Finish()

func (*WriteCounter) Start

func (wc *WriteCounter) Start()

func (*WriteCounter) Write

func (wc *WriteCounter) Write(p []byte) (int, error)