From 6978c69f2099ff4d042cec43cac714524f909e8d Mon Sep 17 00:00:00 2001
From: Frederic Junod <frederic.junod@camptocamp.com>
Date: Tue, 5 Nov 2019 09:53:33 +0100
Subject: [PATCH] Don't use instanceof HTMLElement in handleMapBrowserEvent

Because not all elements in the DOM are instance of `HTMLElement`.
For example, SVGs created with `document.createElementNS` are instances of `Element`.
---
 src/ol/PluggableMap.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/ol/PluggableMap.js b/src/ol/PluggableMap.js
index 75e8e204a8..eb13f51999 100644
--- a/src/ol/PluggableMap.js
+++ b/src/ol/PluggableMap.js
@@ -949,8 +949,8 @@ class PluggableMap extends BaseObject {
       // coordinates so interactions cannot be used.
       return;
     }
-    let target = mapBrowserEvent.originalEvent.target;
-    while (target instanceof HTMLElement) {
+    let target = /** @type {Node} */ (mapBrowserEvent.originalEvent.target);
+    while (target) {
       if (target.parentElement === this.overlayContainerStopEvent_) {
         return;
       }