router/header.go
2024-10-10 14:26:07 -04:00

53 lines
878 B
Go

package router
import (
"strings"
)
type header interface {
mustEmbedHeader()
}
type Header map[string][]string
func (Header) mustEmbedHeader() {}
func (h Header) Marshal(data any) error {
return genericValues(h).Marshal(data, "header")
}
func (h Header) Unmarshal(data any) error {
return genericValues(h).Unmarshal(data, "header")
}
func (h Header) Get(key string) (value string) {
v, ok := h[key]
if !ok {
return
}
return strings.Join(v, ", ")
}
func (h Header) Set(key string, value string) {
h[key] = []string{value}
}
func (h Header) Add(key string, value string) {
h[key] = append(h[key], value)
}
func (h Header) Merge(header Header) {
for key, value := range header {
if _, exists := h[key]; exists {
continue
}
h[key] = value
}
}
func (h Header) MergeOverwrite(header Header) {
for key, value := range header {
h[key] = value
}
}