fix: remove messages 'Using strings as events are deprecated'

dist/libs/polygrafill/funcs.js

@@ -0,0 +1,38 @@
+"use strict";
+
+System.register([], function (_export, _context) {
+  "use strict";
+
+  // Old Grafana releases use strings as event ids and
+  // new event ids in form of object {name: "event-id"} are not
+  // supported properly: first defined listener will receive
+  // all emitted events despite of the value in 'name' field.
+  //
+  // This method detects this behaviour and return true
+  // only for new Grafana versions.
+  function hasAppEventCompatibleEmitter(emitter) {
+    var receiveEvents = 0;
+    var eventId = {
+      name: "non-existed-event-id"
+    };
+    var eventId2 = {
+      name: "non-existed-event-id-2"
+    };
+    emitter.on(eventId, function () {
+      receiveEvents++;
+    });
+    emitter.emit(eventId);
+    emitter.emit(eventId2);
+    emitter.removeAllListeners(eventId); // New Grafana versions should receive one event.
+
+    return receiveEvents == 1;
+  }
+
+  _export("hasAppEventCompatibleEmitter", hasAppEventCompatibleEmitter);
+
+  return {
+    setters: [],
+    execute: function () {}
+  };
+});
+//# sourceMappingURL=funcs.js.map