refactor: migrate parsers to TS (#133)

* dev: finish top-level parsers TS migration

* dev: migrate menu renderers to TS

* chore: fix ts errors

* dev: finish ts migration 🎉

src/parser/classes/ThumbnailOverlayToggleButton.ts

@@ -0,0 +1,41 @@
+import NavigationEndpoint from './NavigationEndpoint';
+import { YTNode } from '../helpers';
+
+class ThumbnailOverlayToggleButton extends YTNode {
+  static type = 'ThumbnailOverlayToggleButton';
+
+  is_toggled: boolean | null;
+
+  icon_type: {
+    toggled: string;
+    untoggled: string;
+  };
+
+  tooltip: {
+    toggled: string;
+    untoggled: string;
+  };
+
+  toggled_endpoint: NavigationEndpoint;
+  untoggled_endpoint: NavigationEndpoint;
+
+  constructor(data: any) {
+    super();
+    this.is_toggled = data.isToggled || null;
+
+    this.icon_type = {
+      toggled: data.toggledIcon.iconType,
+      untoggled: data.untoggledIcon.iconType
+    };
+
+    this.tooltip = {
+      toggled: data.toggledTooltip,
+      untoggled: data.untoggledTooltip
+    };
+
+    this.toggled_endpoint = new NavigationEndpoint(data.toggledServiceEndpoint);
+    this.untoggled_endpoint = new NavigationEndpoint(data.untoggledServiceEndpoint);
+  }
+}
+
+export default ThumbnailOverlayToggleButton;