fix: export error handler middleware (#552)

Author: jeffladiray

src/index.js

@@ -31,6 +31,7 @@ const REGEX_VERSION = /(\d+\.)?(\d+\.)?(\*|\d+)/;
 
 exports.collection = Interface.collection;
 exports.ensureAuthenticated = Interface.ensureAuthenticated;
+exports.errorHandler = () => Interface.errorHandler({ logger: Interface.logger });
 exports.StatSerializer = Interface.StatSerializer;
 exports.ResourceSerializer = Interface.ResourceSerializer;
 exports.ResourceDeserializer = Interface.ResourceDeserializer;

test/index.test.js

@@ -9,6 +9,13 @@ describe('index', () => {
       expect(forestExpressSequelize.collection).toBeInstanceOf(Function);
     });
 
+    it('should export an errorHandler middleware', () => {
+      expect.assertions(2);
+
+      expect(forestExpressSequelize.errorHandler).toBeDefined();
+      expect(forestExpressSequelize.errorHandler).toBeInstanceOf(Function);
+    });
+
     it('should export an ensureAuthenticated middleware', () => {
       expect.assertions(2);