Add failing test case of microsoft#58399

Author: blickly

tests/cases/fourslash/codeFixMissingTypeAnnotationOnExports48-tsx-dash-named-property.ts

@@ -0,0 +1,24 @@
+/// <reference path='fourslash.ts'/>
+
+// @isolatedDeclarations: true
+// @declaration: true
+// @lib: dom
+// @Filename: /code.tsx
+//// declare global {
+////     namespace JSX {
+////       export type Element = Node | Node[];
+////     }
+//// }
+//// export const x = <div aria-label="hello" />;
+
+verify.codeFix({
+    description: "Add annotation of type 'JSX.Element'",
+    index: 0,
+    newFileContent:
+`declare global {
+    namespace JSX {
+      export type Element = Node | Node[];
+    }
+}
+export const x: JSX.Element = <div aria-label="hello" />;`,
+});