Offscreencanvas error fix (#308)

* Fixes #305 - offscreencanvas error * Bump version to pre.2
maplibre · Sep 4, 2021 · 086b97f · 086b97f
1 parent 8216085
commit 086b97f
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Showing 3 changed files with 3 additions and 3 deletions.
diff --git a/package-lock.json b/package-lock.json
diff --git a/package.json b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "maplibre-gl",
   "description": "BSD licensed community fork of mapbox-gl, a WebGL interactive maps library",
-  "version": "2.0.0-pre.1",
+  "version": "2.0.0-pre.2",
   "main": "dist/maplibre-gl.js",
   "style": "dist/maplibre-gl.css",
   "license": "BSD-3-Clause",

diff --git a/src/util/offscreen_canvas_supported.ts b/src/util/offscreen_canvas_supported.ts
@@ -2,7 +2,7 @@ let supportsOffscreenCanvas: boolean | undefined | null;
 
 export default function offscreenCanvasSupported(): boolean {
     if (supportsOffscreenCanvas == null) {
-        supportsOffscreenCanvas = OffscreenCanvas &&
+        supportsOffscreenCanvas = typeof OffscreenCanvas !== 'undefined' &&
             new OffscreenCanvas(1, 1).getContext('2d') &&
             typeof createImageBitmap === 'function';
     }