容器化的无污染DNS服务
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40 lines
1008 B

package main
import (
"encoding/json"
"fmt"
"github.com/BurntSushi/toml"
"gopkg.in/yaml.v3"
"os"
)
func parser(raw []byte) (interface{}, interface{}) {
var object interface{}
if err := json.Unmarshal(raw, &object); err == nil { // try json
return object, nil // json format
}
if err := toml.Unmarshal(raw, &object); err == nil { // try toml
return object, nil // toml format
}
if err := yaml.Unmarshal(raw, &object); err == nil { // try yaml
return object, nil // yaml format
}
return nil, nil // parser error
}
func main() {
if len(os.Args) < 2 { // without argument
fmt.Printf("usage: toJSON [file]\n")
os.Exit(0)
}
raw, err := os.ReadFile(os.Args[1])
if err != nil {
os.Exit(2) // file open failed
}
if object, err := parser(raw); err == nil {
ret, _ := json.Marshal(object)
fmt.Println(string(ret))
os.Exit(0)
}
os.Exit(1) // unmarshal failed
}