github.com/cavaliergopher/grab/v3@v3.0.1/rate_limiter.go (about) 1 package grab 2 3 import "context" 4 5 // RateLimiter is an interface that must be satisfied by any third-party rate 6 // limiters that may be used to limit download transfer speeds. 7 // 8 // A recommended token bucket implementation can be found at 9 // https://godoc.org/golang.org/x/time/rate#Limiter. 10 type RateLimiter interface { 11 WaitN(ctx context.Context, n int) (err error) 12 }