Added pointer events shim

package.json

@@ -30,6 +30,7 @@
     "lodash.get": "^4.4.2",
     "lodash.set": "^4.3.2",
     "normalize-wheel": "^1.0.1",
+    "pepjs": "^0.5.3",
     "polygon-clipping": "^0.15.1",
     "pretty-bytes": "^5.4.1",
     "raw.macro": "^0.4.2",

src/index.js

@@ -11,6 +11,11 @@ import * as serviceWorker from "./serviceWorker";
 
 import "./index.css";
 
+// Pointer events shim
+if (!("PointerEvent" in window)) {
+  import("pepjs");
+}
+
 console.log(
   "env",
   process.env,

yarn.lock

@@ -8837,6 +8837,11 @@ pbkdf2@^3.0.3:
     safe-buffer "^5.0.1"
     sha.js "^2.4.8"
 
+pepjs@^0.5.3:
+  version "0.5.3"
+  resolved "https://registry.yarnpkg.com/pepjs/-/pepjs-0.5.3.tgz#dc755f03d965c20e4b1bb65e42a03a97c382cfc7"
+  integrity sha512-5yHVB9OHqKd9fr/OIsn8ss0NgThQ9buaqrEuwr9Or5YjPp6h+WTDKWZI+xZLaBGZCtODTnFtlSHNmhFsq67THg==
+
 performance-now@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/performance-now/-/performance-now-2.1.0.tgz#6309f4e0e5fa913ec1c69307ae364b4b377c9e7b"