resolves #10

index.d.ts

@@ -0,0 +1,58 @@
+import * as React from 'react';
+
+interface AnyObject {
+  [key: string]: any;
+}
+
+type GlobalCallback = (global: GlobalState) => void;
+
+// TypeScript does not allow props P to be passed to static methods.
+declare class GlobalComponent<P = {}, S = {}> extends React.Component<P, S> {
+  static getDerivedGlobalFromProps?: (props: AnyObject, prevGloba: GlobalState, prevState: AnyObject) => NewGlobal;
+  private _globalCallback: () => void;
+  readonly global: Readonly<GlobalState>;
+  setGlobal(newGlobal: NewGlobal, callback?: GlobalCallback): Promise<void> | void;
+}
+
+declare class GlobalPureComponent<P = {}, S = {}> extends React.PureComponent<P, S> {
+  static getDerivedGlobalFromProps?: (props: AnyObject, prevGloba: GlobalState, prevState: AnyObject) => NewGlobal;
+  private _globalCallback: () => void;
+  readonly global: Readonly<GlobalState>;
+  setGlobal(newGlobal: NewGlobal, callback?: GlobalCallback): Promise<void> | void;
+}
+
+type GlobalReducer = (state: GlobalState, ...args: any[]) => NewGlobal;
+
+type GlobalPropertySetter = (value: any) => void;
+
+interface GlobalState {
+  [key: string]: any;
+}
+
+type GlobalStateSetter = (newGlobal: NewGlobal, callback?: GlobalCallback) => Promise<void> | void;
+
+type LocalReducer = (...args: any[]) => void;
+
+type MapGlobalToProps<ComponentProps, NewProps> = (global: GlobalState, props: ComponentProps) => NewProps;
+
+type NewGlobal = NewGlobalFunction | null | Partial<GlobalState> | Promise<NewGlobalFunction> | Promise<null> | Promise<Partial<GlobalState>>;
+
+type NewGlobalFunction = (global: GlobalState) => NewGlobal;
+
+interface ReactN extends React {
+  (Component: React.ComponentType): GlobalComponent;
+  addReducer(name: string, reducer: GlobalReducer): void;
+  Component: GlobalComponent;
+  default: ReactN;
+  PureComponent: GlobalPureComponent;
+  resetGlobal(): void;
+  setGlobal(newGlobal: NewGlobal, callback?: GlobalCallback): Promise<void> | void;
+  useGlobal(): [ GlobalState, GlobalStateSetter ];
+  useGlobal<T>(property: keyof GlobalState, setterOnly?: boolean): [ T, GlobalPropertySetter ];
+  useGlobal(reducer: GlobalReducer): LocalReducer;
+  withGlobal<CP, NP>(getGlobal: MapGlobalToProps<CP, NP>): (Component: React.ComponentType<CP & NP>) => GlobalPureComponent<CP, never>;
+}
+
+declare const _: ReactN;
+export = _;
+export as namespace ReactN;

package.json

@@ -6,6 +6,7 @@
   "license": "MIT",
   "main": "index.js",
   "repository": "https://github.com/CharlesStover/reactn.git",
+  "types": "./index.d.ts",
   "scripts": {
     "build": "webpack",
     "dev": "set NODE_ENV=development&& webpack",
@@ -27,8 +28,5 @@
     "mocha": "^5.2.0",
     "webpack": "^4.20.2",
     "webpack-cli": "^3.1.2"
-  },
-  "peerDependencies": {
-    "react": "^16.7.0-alpha.0"
   }
 }