text: // Copyright © 2019 The Things Network Foundation, The Things Industries B.V.
  //
  // Licensed under the Apache License, Version 2.0 (the "License");
  // you may not use this file except in compliance with the License.
  // You may obtain a copy of the License at
  //
  //     http://www.apache.org/licenses/LICENSE-2.0
  //
  // Unless required by applicable law or agreed to in writing, software
  // distributed under the License is distributed on an "AS IS" BASIS,
  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  // See the License for the specific language governing permissions and
  // limitations under the License.
  
  package webmiddleware
  
  import (
  	"net/http"
  
  	"go.thethings.network/lorawan-stack/v3/pkg/log"
  )
  
  // Namespace is middleware that sets the namespace.
  func Namespace(value string) MiddlewareFunc {
  	return func(next http.Handler) http.Handler {
  		return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
  			next.ServeHTTP(w, r.WithContext(log.NewContextWithField(r.Context(), "namespace", value)))
  		})
  	}
  }
  