throttled_reader.go
func ThrottledReader(
	ctx context.Context,
	r io.Reader,
	throttle Throttle) io.Reader {
	return &throttledReader{
		ctx:      ctx,
		wrapped:  r,
		throttle: throttle,
	}
}
func ThrottledReader(
	ctx context.Context,
	r io.Reader,
	throttle Throttle) io.Reader {
	return &throttledReader{
		ctx:      ctx,
		wrapped:  r,
		throttle: throttle,
	}
}
func ThrottledReader ( ctx context . Context , r io . Reader , throttle Throttle ) io . Reader { return & throttledReader { ctx : ctx , wrapped : r , throttle : throttle , } }
// Create a reader that limits the bandwidth of reads made from r according to
// the supplied throttler. Reads are assumed to be made under the supplied
// context.
Create a reader that limits the bandwidth of reads made from r according to the supplied throttler . Reads are assumed to be made under the supplied context .