Add parse cli

cmd/cmd_parse.go

@@ -0,0 +1,51 @@
+package main
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+
+	"github.com/hiddify/libcore/config"
+	"github.com/sagernet/sing-box/log"
+	"github.com/spf13/cobra"
+)
+
+var commandParseOutputPath string
+
+var commandParse = &cobra.Command{
+	Use:   "parse",
+	Short: "Parse configuration",
+	Args:  cobra.ExactArgs(1),
+	Run: func(cmd *cobra.Command, args []string) {
+		err := parse(args[0])
+		if err != nil {
+			log.Fatal(err)
+		}
+	},
+}
+
+func init() {
+	commandParse.Flags().StringVarP(&commandParseOutputPath, "output", "o", "", "write result to file path instead of stdout")
+	mainCommand.AddCommand(commandParse)
+}
+
+func parse(path string) error {
+	if workingDir != "" {
+		path = filepath.Join(workingDir, path)
+	}
+	config, err := config.ParseConfig(path, true)
+	if err != nil {
+		return err
+	}
+	if commandParseOutputPath != "" {
+		outputPath, _ := filepath.Abs(filepath.Join(workingDir, commandParseOutputPath))
+		err = os.WriteFile(outputPath, config, 0777)
+		if err != nil {
+			return err
+		}
+		fmt.Println("result successfully written to ", outputPath)
+	} else {
+		os.Stdout.Write(config)
+	}
+	return nil
+}

config/parser.go

@@ -22,10 +22,10 @@ var configParsers = []func([]byte, bool) ([]byte, error){
 	parseClashConfig,
 }
 
-func ParseConfig(path string, tempPath string, debug bool) error {
-	content, err := os.ReadFile(tempPath)
+func ParseConfig(path string, debug bool) ([]byte, error) {
+	content, err := os.ReadFile(path)
 	if err != nil {
-		return err
+		return nil, err
 	}
 
 	var parseError error
@@ -34,15 +34,11 @@ func ParseConfig(path string, tempPath string, debug bool) error {
 		if err == nil {
 			fmt.Printf("[ConfigParser] success with parser #%d, checking...\n", index)
 			err = libbox.CheckConfig(string(config))
-			if err != nil {
-				return err
-			}
-			err = os.WriteFile(path, config, 0777)
-			return err
+			return config, err
 		}
 		parseError = err
 	}
-	return parseError
+	return nil, parseError
 }
 
 func parseV2rayConfig(content []byte, debug bool) ([]byte, error) {

custom/custom.go

@@ -59,7 +59,11 @@ func parse(path *C.char, tempPath *C.char, debug bool) (CErr *C.char) {
 		CErr = C.CString(err.Error())
 	})
 
-	err := config.ParseConfig(C.GoString(path), C.GoString(tempPath), debug)
+	config, err := config.ParseConfig(C.GoString(tempPath), debug)
+	if err != nil {
+		return C.CString(err.Error())
+	}
+	err = os.WriteFile(C.GoString(path), config, 0777)
 	if err != nil {
 		return C.CString(err.Error())
 	}

mobile/mobile.go

@@ -10,7 +10,11 @@ import (
 )
 
 func Parse(path string, tempPath string, debug bool) error {
-	return config.ParseConfig(path, tempPath, debug)
+	config, err := config.ParseConfig(tempPath, debug)
+	if err != nil {
+		return err
+	}
+	return os.WriteFile(path, config, 0777)
 }
 
 func BuildConfig(path string, configOptionsJson string) (string, error) {