package test import "net/http" type ( Header struct { header http.Header } ) func (h *Header) Add(key, val string) { h.header.Add(key, val) } func (h *Header) Del(key string) { h.header.Del(key) } func (h *Header) Get(key string) string { return h.header.Get(key) } func (h *Header) Set(key, val string) { h.header.Set(key, val) } func (h *Header) Keys() (keys []string) { keys = make([]string, len(h.header)) i := 0 for k := range h.header { keys[i] = k i++ } return } func (h *Header) reset(hdr http.Header) { h.header = hdr }