declaration files

lib/src/Navigation.ts

 import { ComponentProvider } from 'react-native';
 import { Element } from './adapters/Element';
 
-class Navigation {
+export class Navigation {
   public readonly Element;
 
   private readonly store;
     return this.publicEventsRegistry;
   }
 }
-
-export const singleton = new Navigation();

lib/src/adapters/Element.tsx

 import * as PropTypes from 'prop-types';
 import { requireNativeComponent } from 'react-native';
 
-interface ElementProps {
-  elementId: PropTypes.Requireable<string>;
-  resizeMode: any;
-}
-
 let RNNElement: React.ComponentType<any>;
 
-export class Element extends React.Component<ElementProps, any> {
+export class Element extends React.Component<{
+  elementId: any;
+  resizeMode: any;
+}, any> {
+
   static propTypes = {
     elementId: PropTypes.string.isRequired,
     resizeMode: PropTypes.string

lib/src/commands/LayoutTreeCrawler.ts

   children: LayoutNode[];
 }
 
-interface IdProvider {
-  generate: (str: string) => string;
-}
-
-interface Store {
-  setPropsForComponentId: (str: string, props: object) => void;
-  getOriginalComponentClassForName: (str: string) => any;
-}
-
 export class LayoutTreeCrawler {
-  private uniqueIdProvider: IdProvider;
-  private store: Store;
-
-  constructor(uniqueIdProvider: IdProvider, store: Store) {
-    this.uniqueIdProvider = uniqueIdProvider;
-    this.store = store;
+  constructor(
+    private readonly uniqueIdProvider: any,
+    private readonly store: any) {
     this.crawl = this.crawl.bind(this);
   }
 

lib/src/globals.d.ts

-declare module 'react-native/Libraries/Image/resolveAssetSource';

lib/src/index.ts

-import { singleton } from './Navigation';
+import { Navigation as NavigationClass } from './Navigation';
+
+const singleton = new NavigationClass();
 
 export const Navigation = singleton;

tsconfig.json

     "allowJs": false,
     "target": "esnext",
     "module": "commonjs",
-    "jsx": "react-native"
+    "jsx": "react-native",
+    "declaration": true
   },
   "include": [
     "./lib/src/**/*"