// NewRing returns a Ring Buffer from a BufferAt.
// It overwrites old data in the Buffer when needed (when its full).
func NewRing(buffer BufferAt) Buffer {
return &ring{
BufferAt: buffer,
WrapReader: wrapio.NewWrapReader(buffer, 0, buffer.Cap()),
WrapWriter: wrapio.NewWrapWriter(buffer, 0, buffer.Cap()),
}
}
func (buf *ring) Reset() {
buf.BufferAt.Reset()
buf.L = 0
buf.WrapReader = wrapio.NewWrapReader(buf.BufferAt, 0, buf.BufferAt.Cap())
buf.WrapWriter = wrapio.NewWrapWriter(buf.BufferAt, 0, buf.BufferAt.Cap())
}