From f03ba0e68255dc29924eca6829f0cf633a98ca6b Mon Sep 17 00:00:00 2001
From: Nia Weiss <nia.weiss@molecula.com>
Date: Wed, 16 Sep 2020 12:30:12 -0400
Subject: [PATCH] add a deprecation warning to Inspect

---
 server/grpc.go | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/server/grpc.go b/server/grpc.go
index fe23fe744..38d58393e 100644
--- a/server/grpc.go
+++ b/server/grpc.go
@@ -37,9 +37,10 @@ import (
 
 // GRPCHandler contains methods which handle the various gRPC requests.
 type GRPCHandler struct {
-	api    *pilosa.API
-	logger logger.Logger
-	stats  stats.StatsClient
+	api               *pilosa.API
+	logger            logger.Logger
+	stats             stats.StatsClient
+	inspectDeprecated sync.Once
 }
 
 func NewGRPCHandler(api *pilosa.API) *GRPCHandler {
@@ -375,6 +376,10 @@ func ToRowserWrapper(result interface{}) (pb.ToRowser, error) {
 func (h *GRPCHandler) Inspect(req *pb.InspectRequest, stream pb.Pilosa_InspectServer) error {
 	const defaultLimit = 100000
 
+	h.inspectDeprecated.Do(func() {
+		h.logger.Printf("DEPRECATED: Inspect is deprecated, please use Extract() instead.")
+	})
+
 	index, err := h.api.Index(stream.Context(), req.Index)
 	if err != nil {
 		return errToStatusError(err)