From 38aa620afac93f07a361640e4887ad6950357be0 Mon Sep 17 00:00:00 2001
From: Kevin Schmidt <kschmidt@caci.com>
Date: Wed, 3 Oct 2018 10:42:05 -0600
Subject: [PATCH] Fix type check errors in ol/layer/Layer

---
 src/ol/layer/Layer.js | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/ol/layer/Layer.js b/src/ol/layer/Layer.js
index 4916a09c00..e7dc907d79 100644
--- a/src/ol/layer/Layer.js
+++ b/src/ol/layer/Layer.js
@@ -192,13 +192,14 @@ class Layer extends BaseLayer {
     }
     if (map) {
       this.mapPrecomposeKey_ = listen(map, RenderEventType.PRECOMPOSE, function(evt) {
+        const renderEvent = /** @type {import("../render/Event.js").default} */ (evt);
         const layerState = this.getLayerState();
         layerState.managed = false;
         if (this.getZIndex() === undefined) {
           layerState.zIndex = Infinity;
         }
-        evt.frameState.layerStatesArray.push(layerState);
-        evt.frameState.layerStates[getUid(this)] = layerState;
+        renderEvent.frameState.layerStatesArray.push(layerState);
+        renderEvent.frameState.layerStates[getUid(this)] = layerState;
       }, this);
       this.mapRenderKey_ = listen(this, EventType.CHANGE, map.render, map);
       this.changed();