dotnet

Swagger and the IHttpActionResult return type

Mark Andrews

• 1 min read

Swagger is great for documenting APIs. Using an IHttpActionResult return type, however, means that Swagger does not know the data structure that will be returned:

The fix

Decorating the controller action method with the below ensures that Swagger is aware of the context.

[System.Web.Http.Description.ResponseType(typeof(IEnumerable<MyClass>))]

The result