Code clean up for the dialers

Author: nirui

application/network/dial.go

@@ -24,7 +24,10 @@ import (
 
 // Dial dial to remote machine
 type Dial func(
-	ctx context.Context, network string, address string) (net.Conn, error)
+	ctx context.Context,
+	network string,
+	address string,
+) (net.Conn, error)
 
 // TCPDial build a TCP dialer
 func TCPDial() Dial {

application/network/dial_ac.go

@@ -35,7 +35,6 @@ type AllowedHosts map[string]struct{}
 // Allowed returns whether or not given host is allowed
 func (a AllowedHosts) Allowed(host string) bool {
 	_, ok := a[host]
-
 	return ok
 }