// WithContext constructs and returns a Process that respects
// given context. It is the equivalent of:
//
// func ProcessWithContext(ctx context.Context) goprocess.Process {
// p := goprocess.WithParent(goprocess.Background())
// go func() {
// <-ctx.Done()
// p.Close()
// }()
// return p
// }
//
func WithContext(ctx context.Context) goprocess.Process {
if ctx == nil {
panic("nil Context")
}
p := goprocess.WithParent(goprocess.Background())
go func() {
<-ctx.Done()
p.Close()
}()
return p
}
func NewWorker(e exchange.Interface, c Config) *Worker {
if c.NumWorkers < 1 {
c.NumWorkers = 1 // provide a sane default
}
w := &Worker{
exchange: e,
added: make(chan *blocks.Block, c.ClientBufferSize),
process: process.WithParent(process.Background()), // internal management
}
w.start(c)
return w
}
func NewRateLimiter(parent process.Process, limit int) *RateLimiter {
proc := process.WithParent(parent)
return &RateLimiter{Process: proc, limiter: LimitChan(limit)}
}