--- test/fixtures/verify_expected.d.ts	Golden file
+++ test/fixtures/verify_expected.d.ts	Generated API
@@ -1,5 +1,6 @@
 export interface A {
     c: number;
-    a(arg: any[]): any;
-    b: string;
+    a(arg: any[]): {[name: string]: number};
 }
+
+export declare const b: boolean;
