feat(export): export defaultMetadataStorage (typestack#1715)

Author: thongxuan

src/index.ts

@@ -6,6 +6,7 @@ export { ClassTransformer } from './ClassTransformer';
 export * from './decorators';
 export * from './interfaces';
 export * from './enums';
+export * from './storage';
 
 const classTransformer = new ClassTransformer();
 

src/storage.ts

@@ -10,4 +10,4 @@ if (!globalScope.classTransformerMetadataStorage) {
   globalScope.classTransformerMetadataStorage = new MetadataStorage();
 }
 
-export const defaultMetadataStorage = globalScope.classTransformerMetadataStorage;
+export const defaultMetadataStorage = globalScope.classTransformerMetadataStorage as MetadataStorage;