mihomo/rules/logic/not.go
adlyq 9b89ff9f2d feat: support sub-rule, eg.
rules:
  - SUB-RULE,(AND,((NETWORK,TCP),(DOMAIN-KEYWORD,google))),TEST2
  - SUB-RULE,(GEOIP,!CN),TEST1
  - MATCH,DIRECT

sub-rules:
  TEST2:
    - MATCH,Proxy
  TEST1:
    - RULE-SET,Local,DIRECT,no-resolve
    - GEOSITE,CN,Domestic
    - GEOIP,CN,Domestic
    - MATCH,Proxy
2022-09-06 17:30:35 +08:00

63 lines
1.2 KiB
Go

package logic
import (
"fmt"
C "github.com/Dreamacro/clash/constant"
"github.com/Dreamacro/clash/rules/common"
)
type NOT struct {
*common.Base
rule C.Rule
payload string
adapter string
}
func (not *NOT) ShouldFindProcess() bool {
return false
}
func NewNOT(payload string, adapter string, parse func(tp, payload, target string, params []string, subRules *map[string][]C.Rule) (parsed C.Rule, parseErr error)) (*NOT, error) {
not := &NOT{Base: &common.Base{}, adapter: adapter}
rule, err := ParseRuleByPayload(payload, parse)
if err != nil {
return nil, err
}
if len(rule) != 1 {
return nil, fmt.Errorf("not rule must contain one rule")
}
not.rule = rule[0]
not.payload = fmt.Sprintf("(!(%s,%s))", rule[0].RuleType(), rule[0].Payload())
return not, nil
}
func (not *NOT) RuleType() C.RuleType {
return C.NOT
}
func (not *NOT) Match(metadata *C.Metadata) (bool, string) {
if not.rule == nil {
return true, not.adapter
}
if m, _ := not.rule.Match(metadata); m {
return true, not.adapter
}
return false, ""
}
func (not *NOT) Adapter() string {
return not.adapter
}
func (not *NOT) Payload() string {
return not.payload
}
func (not *NOT) ShouldResolveIP() bool {
return not.rule != nil && not.rule.ShouldResolveIP()
}