From 01dd5f6f47214c196705005b0f3dd657b844e5e1 Mon Sep 17 00:00:00 2001
From: Hyrum <hwernstrom@itnexus.com>
Date: Fri, 19 Jan 2018 12:37:53 -0600
Subject: [PATCH] Add tileerror when not getting Protobuf from server

---
 src/Leaflet.VectorGrid.Protobuf.js | 2 +-
 src/Leaflet.VectorGrid.js          | 8 ++++++++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/Leaflet.VectorGrid.Protobuf.js b/src/Leaflet.VectorGrid.Protobuf.js
index b6f4cda..7430427 100644
--- a/src/Leaflet.VectorGrid.Protobuf.js
+++ b/src/Leaflet.VectorGrid.Protobuf.js
@@ -107,7 +107,7 @@ L.VectorGrid.Protobuf = L.VectorGrid.extend({
 		return fetch(tileUrl, this.options.fetchOptions).then(function(response){
 
 			if (!response.ok) {
-				return {layers:[]};
+				return {layers:[],response:response};
 			}
 
 			return response.blob().then( function (blob) {
diff --git a/src/Leaflet.VectorGrid.js b/src/Leaflet.VectorGrid.js
index 1aa3eab..a8d5f7c 100644
--- a/src/Leaflet.VectorGrid.js
+++ b/src/Leaflet.VectorGrid.js
@@ -68,6 +68,14 @@ L.VectorGrid = L.GridLayer.extend({
 		}
 
 		vectorTilePromise.then( function renderTile(vectorTile) {
+			if(vectorTile.response && !vectorTile.response.ok){
+				this.fire('tileerror',{
+					error: new Error(vectorTile.response.status + ":"+vectorTile.response.statusText),
+					coords: coords,
+					tile: renderer.getContainer()
+				})
+				console.log(vectorTile)
+			}
 			for (var layerName in vectorTile.layers) {
 				this._dataLayerNames[layerName] = true;
 				var layer = vectorTile.layers[layerName];