Add types

Author: eps1lon

types/index.d.ts

@@ -95,6 +95,25 @@ export function render(
   options?: Omit<RenderOptions, 'queries'>,
 ): RenderResult
 
+// TODO JSDOC
+interface RenderHookResult<Result, Props> {
+  rerender: (props?: Props) => void
+  result: {current: Result}
+  unmount: () => void
+}
+
+// TODO JSDOC
+interface RenderHookOptions<Props> {
+  initialProps?: Props
+  wrapper?: React.ComponentType
+}
+
+// TODO JSDOC
+export function renderHook<Result, Props>(
+  render: (initialProps?: Props) => Result,
+  options?: RenderHookOptions<Props>,
+): RenderHookResult<Result, Props>
+
 /**
  * Unmounts React trees that were mounted with render.
  */

types/test.tsx

@@ -1,5 +1,5 @@
 import * as React from 'react'
-import {render, fireEvent, screen, waitFor} from '.'
+import {render, fireEvent, screen, waitFor, renderHook} from '.'
 import * as pure from './pure'
 
 export async function testRender() {
@@ -100,6 +100,16 @@ export function testQueries() {
   )
 }
 
+export function testRenderHook() {
+  const {result, rerender, unmount} = renderHook(() => React.useState(2)[0])
+
+  expectType<number, typeof result.current>(result.current)
+
+  rerender()
+
+  unmount()
+}
+
 /*
 eslint
   testing-library/prefer-explicit-assert: "off",