Add new test

Author: rvetere

packages/react-docgen/src/utils/__tests__/__snapshots__/getTypeFromReactComponent-test.ts.snap

@@ -107,6 +107,18 @@ exports[`getTypeFromReactComponent > TypeScript > classes > finds props type in
 ]
 `;
 
+exports[`getTypeFromReactComponent > TypeScript > stateless > finds generic forwardRef type annotation 1`] = `
+[
+  Node {
+    "type": "TSTypeReference",
+    "typeName": Node {
+      "name": "Props",
+      "type": "Identifier",
+    },
+  },
+]
+`;
+
 exports[`getTypeFromReactComponent > TypeScript > stateless > finds multiple variable type annotation 1`] = `
 [
   Node {

packages/react-docgen/src/utils/__tests__/getTypeFromReactComponent-test.ts

@@ -52,6 +52,18 @@ describe('getTypeFromReactComponent', () => {
         expect(getTypeFromReactComponent(path)).toMatchSnapshot();
       });
 
+      test('finds generic forwardRef type annotation', () => {
+        const path = parseTypescript
+          .statementLast<VariableDeclaration>(
+            `import React from 'react';
+             const x = React.forwardRef<HTMLDivElement, React.PropsWithChildren<Props>>((props, ref) => {})`,
+          )
+          .get('declarations')[0]
+          .get('init') as NodePath<ArrowFunctionExpression>;
+
+        expect(getTypeFromReactComponent(path)).toMatchSnapshot();
+      });
+
       test('finds param inline type', () => {
         const path = parseTypescript
           .statementLast<VariableDeclaration>(