Files
godoxy/src/proxy/fields/scheme.go
2024-08-01 10:06:42 +08:00

38 lines
928 B
Go

package fields
import (
"strings"
E "github.com/yusing/go-proxy/error"
F "github.com/yusing/go-proxy/utils/functional"
)
type Scheme struct{ F.Stringable }
func NewScheme(s string) (*Scheme, E.NestedError) {
switch s {
case "http", "https", "tcp", "udp":
return &Scheme{F.NewStringable(s)}, E.Nil()
}
return nil, E.Invalid("scheme", s)
}
func NewSchemeFromPort(p string) (*Scheme, E.NestedError) {
var s string
switch {
case strings.ContainsRune(p, ':'):
s = "tcp"
case strings.HasSuffix(p, "443"):
s = "https"
default:
s = "http"
}
return &Scheme{F.NewStringable(s)}, E.Nil()
}
func (s Scheme) IsHTTP() bool { return s.String() == "http" }
func (s Scheme) IsHTTPS() bool { return s.String() == "https" }
func (s Scheme) IsTCP() bool { return s.String() == "tcp" }
func (s Scheme) IsUDP() bool { return s.String() == "udp" }
func (s Scheme) IsStream() bool { return s.IsTCP() || s.IsUDP() }