private static void AddVersionedSwaggerDocuments(this SwaggerGenOptions options, IServiceCollection temporaryServiceCollection)
{
var apiVersionDescriptionProvider = temporaryServiceCollection.BuildServiceProvider()
.GetService <IApiVersionDescriptionProvider>();
foreach (var apiVersionDescription in apiVersionDescriptionProvider.ApiVersionDescriptions)
{
options.AddSwaggerDocument(apiVersionDescription.ApiVersion, "The Library API");
}
}