Merge pull request #82 from drakkan/staticcheck

fix staticcheck warning: don't use Yoda conditions (ST1017)

addr_proto.go

@@ -15,32 +15,32 @@ const (
 
 // IsIPv4 returns true if the address family is IPv4 (AF_INET4), false otherwise.
 func (ap AddressFamilyAndProtocol) IsIPv4() bool {
-	return 0x10 == ap&0xF0
+	return ap&0xF0 == 0x10
 }
 
 // IsIPv6 returns true if the address family is IPv6 (AF_INET6), false otherwise.
 func (ap AddressFamilyAndProtocol) IsIPv6() bool {
-	return 0x20 == ap&0xF0
+	return ap&0xF0 == 0x20
 }
 
 // IsUnix returns true if the address family is UNIX (AF_UNIX), false otherwise.
 func (ap AddressFamilyAndProtocol) IsUnix() bool {
-	return 0x30 == ap&0xF0
+	return ap&0xF0 == 0x30
 }
 
 // IsStream returns true if the transport protocol is TCP or STREAM (SOCK_STREAM), false otherwise.
 func (ap AddressFamilyAndProtocol) IsStream() bool {
-	return 0x01 == ap&0x0F
+	return ap&0x0F == 0x01
 }
 
 // IsDatagram returns true if the transport protocol is UDP or DGRAM (SOCK_DGRAM), false otherwise.
 func (ap AddressFamilyAndProtocol) IsDatagram() bool {
-	return 0x02 == ap&0x0F
+	return ap&0x0F == 0x02
 }
 
 // IsUnspec returns true if the transport protocol or address family is unspecified, false otherwise.
 func (ap AddressFamilyAndProtocol) IsUnspec() bool {
-	return (0x00 == ap&0xF0) || (0x00 == ap&0x0F)
+	return (ap&0xF0 == 0x00) || (ap&0x0F == 0x00)
 }
 
 func (ap AddressFamilyAndProtocol) toByte() byte {