/go-rules

Primary LanguageGo

go-rules

usage

func main() {
	m := map[string]interface{}{
		"bool":   false,
		"number": 4,
		"string": "value",
		"float":  3.1415,
		"obj": map[string]interface{}{
			"bool":   false,
			"number": 4,
			"string": "value",
			"float":  3.1415,
			"arr":    []string{"a", "b", "c"},
		},
		"arr": []string{"a", "b", "c"},
	}

	rule := `number == 4 and bool == false and string == "value" and float >= 3.1415 and obj.arr[0] == "a"`
	res, err := rules.Evaluate(rule, m)
	if err != nil {
		panic(err)
	}
	fmt.Println("result:", res)
}

Logical Operator

  • and
  • or

Compare Operator

  • == or eq
  • != or ne
  • > or gt
  • >= or ge
  • < or lt
  • <= or le
  • contain
  • prefix
  • suffix
  • in
  • regex

Value

Type example value
boolean true or false
null null
string "hello"
list string [s1, s2, s3]
float 3.1415
list float [1.0,2.0]
integer 1
list integer [1,2,3]