Allow to set package name via cli

src/main.go

@@ -18,6 +18,7 @@ func main() {
 
 	inputDir := os.Args[1]
 	outputDir := os.Args[2]
+	packageName := os.Args[3]
 	files, err := getGoFiles(inputDir)
 	if err != nil {
 		fmt.Println(err)
@@ -38,7 +39,7 @@ func main() {
 		adaptedFile := strings.Replace(filepath.Base(file), ".go", "_adapted.go", 1)
 		adaptedFile = filepath.Join(outputDir, adaptedFile)
 		// Write the struct declarations and import declarations to the adapted file.
-		err = writeStruct(typeDecls, importDecls, adaptedFile)
+		err = writeStruct(typeDecls, importDecls, adaptedFile, packageName)
 		if err != nil {
 			fmt.Println(err)
 			continue
@@ -135,15 +136,18 @@ func extractTypes(file string) ([]string, []string, error) {
 }
 
 // writeStruct writes the given struct declarations and import declarations to a new file with the given name.
-func writeStruct(structDecls []string, importDecls []string, file string) error {
+func writeStruct(structDecls []string, importDecls []string, file string, packageName string) error {
 	f, err := os.Create(file)
 	if err != nil {
 		return err
 	}
 	defer f.Close()
 
+	if packageName == "" {
+		packageName = "dto"
+	}
 	// Add the package dto declaration at the top of the file.
-	_, err = io.WriteString(f, "package dto\n\n")
+	_, err = io.WriteString(f, fmt.Sprintf("package %s\n\n", packageName))
 	if err != nil {
 		return err
 	}