X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/e6617f0bff3521135bc63b229260fdfb7b9dc331..617d783980943ac7cda84d94a5a43e06adeb838e:/sdk/go/auth/handlers.go

diff --git a/sdk/go/auth/handlers.go b/sdk/go/auth/handlers.go
index 9fa501ab7a..b638f79825 100644
--- a/sdk/go/auth/handlers.go
+++ b/sdk/go/auth/handlers.go
@@ -9,17 +9,15 @@ import (
 	"net/http"
 )
 
-type contextKey string
-
-var ContextKeyCredentials contextKey = "credentials"
+type contextKeyCredentials struct{}
 
 // LoadToken wraps the next handler, adding credentials to the request
 // context so subsequent handlers can access them efficiently via
 // CredentialsFromRequest.
 func LoadToken(next http.Handler) http.Handler {
 	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
-		if _, ok := r.Context().Value(ContextKeyCredentials).(*Credentials); !ok {
-			r = r.WithContext(context.WithValue(r.Context(), ContextKeyCredentials, CredentialsFromRequest(r)))
+		if _, ok := r.Context().Value(contextKeyCredentials{}).(*Credentials); !ok {
+			r = r.WithContext(context.WithValue(r.Context(), contextKeyCredentials{}, CredentialsFromRequest(r)))
 		}
 		next.ServeHTTP(w, r)
 	})