fix: export errorCodes, isErrorWithCode from viewer module (#796)

* Update index.ts for viewer

Exports of errors added to index

* Create big-schools-appear.md

* fix: add missing error exports to document viewer test setup

---------

Co-authored-by: Vojtech Novak <vonovak@gmail.com>

Author: 930r91na

.changeset/big-schools-appear.md

@@ -0,0 +1,5 @@
+---
+"@react-native-documents/viewer": patch
+---
+
+export `errorCodes`, `isErrorWithCode` from viewer module

packages/document-viewer/jest/setup.ts

@@ -1,7 +1,10 @@
 type ExportedModuleType = typeof import('../src/index')
+import { errorCodes, isErrorWithCode } from '../src'
 
 const mockModule: ExportedModuleType = Object.freeze({
   viewDocument: jest.fn().mockResolvedValue(null),
+  errorCodes,
+  isErrorWithCode,
 })
 
 jest.mock('@react-native-documents/viewer', () => {

packages/document-viewer/src/index.ts

@@ -77,3 +77,4 @@ export function viewDocument(data: ViewDocumentOptions): Promise<null> {
     data?.presentationStyle,
   )
 }
+export { errorCodes, isErrorWithCode } from './errors'