mirror of
https://github.com/42wim/matterbridge.git
synced 2024-11-27 05:02:02 -08:00
26 lines
514 B
Go
26 lines
514 B
Go
|
package rateio
|
||
|
|
|
||
|
|
import "io"
|
||
|
|
|
||
|
|
type writer struct {
|
||
|
|
io.Writer
|
||
|
|
Limiter
|
||
|
|
}
|
||
|
|
|
||
|
|
// Write writes the contents of p into the buffer.
|
||
|
|
// Returns ErrRateExceeded error if our specified read is exceeded.
|
||
|
|
func (w *writer) Write(p []byte) (n int, err error) {
|
||
|
|
n, err = w.Writer.Write(p)
|
||
|
|
if err != nil {
|
||
|
|
return
|
||
|
|
}
|
||
|
|
|
||
|
|
err = w.Limiter.Count(n)
|
||
|
|
return
|
||
|
|
}
|
||
|
|
|
||
|
|
// NewWriter proxies an io.Writer but keeps track of bytes read based on our Limiter.
|
||
|
|
func NewWriter(w io.Writer, limiter Limiter) io.Writer {
|
||
|
|
return &writer{w, limiter}
|
||
|
|
}
|