// Copyright 2014 Manu Martinez-Almeida.  All rights reserved.
// Use of this source code is governed by a MIT style
// license that can be found in the LICENSE file.

package gin

import (
	"encoding/xml"
	"reflect"
	"runtime"
)

type H map[string]interface{}

// Allows type H to be used with xml.Marshal
func (h H) MarshalXML(e *xml.Encoder, start xml.StartElement) error {
	start.Name = xml.Name{
		Space: "",
		Local: "map",
	}
	if err := e.EncodeToken(start); err != nil {
		return err
	}
	for key, value := range h {
		elem := xml.StartElement{
			Name: xml.Name{Space: "", Local: key},
			Attr: []xml.Attr{},
		}
		if err := e.EncodeElement(value, elem); err != nil {
			return err
		}
	}
	if err := e.EncodeToken(xml.EndElement{Name: start.Name}); err != nil {
		return err
	}
	return nil
}

func filterFlags(content string) string {
	for i, a := range content {
		if a == ' ' || a == ';' {
			return content[:i]
		}
	}
	return content
}

func funcName(f interface{}) string {
	return runtime.FuncForPC(reflect.ValueOf(f).Pointer()).Name()
}