ControllerBase helpers refactored with lambda syntax.

- Addresses #6864

src/Microsoft.AspNetCore.Mvc.Core/ControllerBase.cs

@@ -201,9 +201,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="StatusCodeResult"/> object for the response.</returns>
         [NonAction]
         public virtual StatusCodeResult StatusCode(int statusCode)
-        {
+            => new StatusCodeResult(statusCode);
-            return new StatusCodeResult(statusCode);
-        }
 
         /// <summary>
         /// Creates a <see cref="ObjectResult"/> object by specifying a <paramref name="statusCode"/> and <paramref name="value"/>
@@ -228,9 +226,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="ContentResult"/> object for the response.</returns>
         [NonAction]
         public virtual ContentResult Content(string content)
-        {
+            => Content(content, (MediaTypeHeaderValue)null);
-            return Content(content, (MediaTypeHeaderValue)null);
-        }
 
         /// <summary>
         /// Creates a <see cref="ContentResult"/> object with <see cref="StatusCodes.Status200OK"/> by specifying a 
@@ -241,9 +237,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="ContentResult"/> object for the response.</returns>
         [NonAction]
         public virtual ContentResult Content(string content, string contentType)
-        {
+            => Content(content, MediaTypeHeaderValue.Parse(contentType));
-            return Content(content, MediaTypeHeaderValue.Parse(contentType));
-        }
 
         /// <summary>
         /// Creates a <see cref="ContentResult"/> object with <see cref="StatusCodes.Status200OK"/> by specifying a 
@@ -291,9 +285,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="NoContentResult"/> object for the response.</returns>
         [NonAction]
         public virtual NoContentResult NoContent()
-        {
+            => new NoContentResult();
-            return new NoContentResult();
-        }
 
         /// <summary>
         /// Creates a <see cref="OkResult"/> object that produces an empty <see cref="StatusCodes.Status200OK"/> response.
@@ -301,9 +293,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="OkResult"/> for the response.</returns>
         [NonAction]
         public virtual OkResult Ok()
-        {
+            => new OkResult();
-            return new OkResult();
-        }
 
         /// <summary>
         /// Creates an <see cref="OkObjectResult"/> object that produces an <see cref="StatusCodes.Status200OK"/> response.
@@ -312,9 +302,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="OkObjectResult"/> for the response.</returns>
         [NonAction]
         public virtual OkObjectResult Ok(object value)
-        {
+            => new OkObjectResult(value);
-            return new OkObjectResult(value);
-        }
 
         /// <summary>
         /// Creates a <see cref="RedirectResult"/> object that redirects (<see cref="StatusCodes.Status302Found"/>)
@@ -482,9 +470,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// </example>
         [NonAction]
         public virtual RedirectToActionResult RedirectToAction()
-        {
+            => RedirectToAction(actionName: null);
-            return RedirectToAction(actionName: null);
-        }
 
         /// <summary>
         /// Redirects (<see cref="StatusCodes.Status302Found"/>) to the specified action using the <paramref name="actionName"/>.
@@ -493,9 +479,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="RedirectToActionResult"/> for the response.</returns>
         [NonAction]
         public virtual RedirectToActionResult RedirectToAction(string actionName)
-        {
+            => RedirectToAction(actionName, routeValues: null);
-            return RedirectToAction(actionName, routeValues: null);
-        }
 
         /// <summary>
         /// Redirects (<see cref="StatusCodes.Status302Found"/>) to the specified action using the 
@@ -506,9 +490,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="RedirectToActionResult"/> for the response.</returns>
         [NonAction]
         public virtual RedirectToActionResult RedirectToAction(string actionName, object routeValues)
-        {
+            => RedirectToAction(actionName, controllerName: null, routeValues: routeValues);
-            return RedirectToAction(actionName, controllerName: null, routeValues: routeValues);
-        }
 
         /// <summary>
         /// Redirects (<see cref="StatusCodes.Status302Found"/>) to the specified action using the 
@@ -519,9 +501,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="RedirectToActionResult"/> for the response.</returns>
         [NonAction]
         public virtual RedirectToActionResult RedirectToAction(string actionName, string controllerName)
-        {
+            => RedirectToAction(actionName, controllerName, routeValues: null);
-            return RedirectToAction(actionName, controllerName, routeValues: null);
-        }
 
         /// <summary>
         /// Redirects (<see cref="StatusCodes.Status302Found"/>) to the specified action using the specified
@@ -536,9 +516,7 @@ namespace Microsoft.AspNetCore.Mvc
             string actionName,
             string controllerName,
             object routeValues)
-        {
+            => RedirectToAction(actionName, controllerName, routeValues, fragment: null);
-            return RedirectToAction(actionName, controllerName, routeValues, fragment: null);
-        }
 
         /// <summary>
         /// Redirects (<see cref="StatusCodes.Status302Found"/>) to the specified action using the specified
@@ -553,9 +531,7 @@ namespace Microsoft.AspNetCore.Mvc
             string actionName,
             string controllerName,
             string fragment)
-        {
+            => RedirectToAction(actionName, controllerName, routeValues: null, fragment: fragment);
-            return RedirectToAction(actionName, controllerName, routeValues: null, fragment: fragment);
-        }
 
         /// <summary>
         /// Redirects (<see cref="StatusCodes.Status302Found"/>) to the specified action using the specified <paramref name="actionName"/>,
@@ -617,9 +593,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="RedirectToActionResult"/> for the response.</returns>
         [NonAction]
         public virtual RedirectToActionResult RedirectToActionPermanent(string actionName)
-        {
+            => RedirectToActionPermanent(actionName, routeValues: null);
-            return RedirectToActionPermanent(actionName, routeValues: null);
-        }
 
         /// <summary>
         /// Redirects (<see cref="StatusCodes.Status301MovedPermanently"/>) to the specified action with 
@@ -631,9 +605,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="RedirectToActionResult"/> for the response.</returns>
         [NonAction]
         public virtual RedirectToActionResult RedirectToActionPermanent(string actionName, object routeValues)
-        {
+            => RedirectToActionPermanent(actionName, controllerName: null, routeValues: routeValues);
-            return RedirectToActionPermanent(actionName, controllerName: null, routeValues: routeValues);
-        }
 
         /// <summary>
         /// Redirects (<see cref="StatusCodes.Status301MovedPermanently"/>) to the specified action with 
@@ -645,9 +617,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="RedirectToActionResult"/> for the response.</returns>
         [NonAction]
         public virtual RedirectToActionResult RedirectToActionPermanent(string actionName, string controllerName)
-        {
+            => RedirectToActionPermanent(actionName, controllerName, routeValues: null);
-            return RedirectToActionPermanent(actionName, controllerName, routeValues: null);
-        }
 
         /// <summary>
         /// Redirects (<see cref="StatusCodes.Status301MovedPermanently"/>) to the specified action with 
@@ -663,9 +633,7 @@ namespace Microsoft.AspNetCore.Mvc
             string actionName,
             string controllerName,
             string fragment)
-        {
+            => RedirectToActionPermanent(actionName, controllerName, routeValues: null, fragment: fragment);
-            return RedirectToActionPermanent(actionName, controllerName, routeValues: null, fragment: fragment);
-        }
 
         /// <summary>
         /// Redirects (<see cref="StatusCodes.Status301MovedPermanently"/>) to the specified action with 
@@ -681,9 +649,7 @@ namespace Microsoft.AspNetCore.Mvc
             string actionName,
             string controllerName,
             object routeValues)
-        {
+            => RedirectToActionPermanent(actionName, controllerName, routeValues, fragment: null);
-            return RedirectToActionPermanent(actionName, controllerName, routeValues, fragment: null);
-        }
 
         /// <summary>
         /// Redirects (<see cref="StatusCodes.Status301MovedPermanently"/>) to the specified action with 
@@ -750,9 +716,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="RedirectToRouteResult"/> for the response.</returns>
         [NonAction]
         public virtual RedirectToRouteResult RedirectToRoute(string routeName)
-        {
+            => RedirectToRoute(routeName, routeValues: null);
-            return RedirectToRoute(routeName, routeValues: null);
-        }
 
         /// <summary>
         /// Redirects (<see cref="StatusCodes.Status302Found"/>) to the specified route using the specified <paramref name="routeValues"/>.
@@ -761,9 +725,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="RedirectToRouteResult"/> for the response.</returns>
         [NonAction]
         public virtual RedirectToRouteResult RedirectToRoute(object routeValues)
-        {
+            => RedirectToRoute(routeName: null, routeValues: routeValues);
-            return RedirectToRoute(routeName: null, routeValues: routeValues);
-        }
 
         /// <summary>
         /// Redirects (<see cref="StatusCodes.Status302Found"/>) to the specified route using the specified
@@ -774,9 +736,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="RedirectToRouteResult"/> for the response.</returns>
         [NonAction]
         public virtual RedirectToRouteResult RedirectToRoute(string routeName, object routeValues)
-        {
+            => RedirectToRoute(routeName, routeValues, fragment: null);
-            return RedirectToRoute(routeName, routeValues, fragment: null);
-        }
 
         /// <summary>
         /// Redirects (<see cref="StatusCodes.Status302Found"/>) to the specified route using the specified
@@ -787,9 +747,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="RedirectToRouteResult"/> for the response.</returns>
         [NonAction]
         public virtual RedirectToRouteResult RedirectToRoute(string routeName, string fragment)
-        {
+            => RedirectToRoute(routeName, routeValues: null, fragment: fragment);
-            return RedirectToRoute(routeName, routeValues: null, fragment: fragment);
-        }
 
         /// <summary>
         /// Redirects (<see cref="StatusCodes.Status302Found"/>) to the specified route using the specified
@@ -845,9 +803,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="RedirectToRouteResult"/> for the response.</returns>
         [NonAction]
         public virtual RedirectToRouteResult RedirectToRoutePermanent(string routeName)
-        {
+            => RedirectToRoutePermanent(routeName, routeValues: null);
-            return RedirectToRoutePermanent(routeName, routeValues: null);
-        }
 
         /// <summary>
         /// Redirects (<see cref="StatusCodes.Status301MovedPermanently"/>) to the specified route with 
@@ -857,9 +813,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="RedirectToRouteResult"/> for the response.</returns>
         [NonAction]
         public virtual RedirectToRouteResult RedirectToRoutePermanent(object routeValues)
-        {
+            => RedirectToRoutePermanent(routeName: null, routeValues: routeValues);
-            return RedirectToRoutePermanent(routeName: null, routeValues: routeValues);
-        }
 
         /// <summary>
         /// Redirects (<see cref="StatusCodes.Status301MovedPermanently"/>) to the specified route with
@@ -871,9 +825,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="RedirectToRouteResult"/> for the response.</returns>
         [NonAction]
         public virtual RedirectToRouteResult RedirectToRoutePermanent(string routeName, object routeValues)
-        {
+            => RedirectToRoutePermanent(routeName, routeValues, fragment: null);
-            return RedirectToRoutePermanent(routeName, routeValues, fragment: null);
-        }
 
         /// <summary>
         /// Redirects (<see cref="StatusCodes.Status301MovedPermanently"/>) to the specified route with 
@@ -885,9 +837,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="RedirectToRouteResult"/> for the response.</returns>
         [NonAction]
         public virtual RedirectToRouteResult RedirectToRoutePermanent(string routeName, string fragment)
-        {
+            => RedirectToRoutePermanent(routeName, routeValues: null, fragment: fragment);
-            return RedirectToRoutePermanent(routeName, routeValues: null, fragment: fragment);
-        }
 
         /// <summary>
         /// Redirects (<see cref="StatusCodes.Status301MovedPermanently"/>) to the specified route with
@@ -1061,9 +1011,7 @@ namespace Microsoft.AspNetCore.Mvc
             string pageHandler,
             object routeValues,
             string fragment)
-        {
+            => new RedirectToPageResult(pageName, pageHandler, routeValues, permanent: true, fragment: fragment);
-            return new RedirectToPageResult(pageName, pageHandler, routeValues, permanent: true, fragment: fragment);
-        }
 
         /// <summary>
         /// Redirects (<see cref="StatusCodes.Status307TemporaryRedirect"/>) to the specified page with 
@@ -1138,9 +1086,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="FileContentResult"/> for the response.</returns>
         [NonAction]
         public virtual FileContentResult File(byte[] fileContents, string contentType)
-        {
+            => File(fileContents, contentType, fileDownloadName: null);
-            return File(fileContents, contentType, fileDownloadName: null);
-        }
 
         /// <summary>
         /// Returns a file with the specified <paramref name="fileContents" /> as content (<see cref="StatusCodes.Status200OK"/>), the
@@ -1154,9 +1100,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="FileContentResult"/> for the response.</returns>
         [NonAction]
         public virtual FileContentResult File(byte[] fileContents, string contentType, string fileDownloadName)
-        {
+            => new FileContentResult(fileContents, contentType) { FileDownloadName = fileDownloadName };
-            return new FileContentResult(fileContents, contentType) { FileDownloadName = fileDownloadName };
-        }
 
         /// <summary>
         /// Returns a file with the specified <paramref name="fileContents" /> as content (<see cref="StatusCodes.Status200OK"/>), 
@@ -1213,9 +1157,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="FileStreamResult"/> for the response.</returns>
         [NonAction]
         public virtual FileStreamResult File(Stream fileStream, string contentType)
-        {
+            => File(fileStream, contentType, fileDownloadName: null);
-            return File(fileStream, contentType, fileDownloadName: null);
-        }
 
         /// <summary>
         /// Returns a file in the specified <paramref name="fileStream" /> (<see cref="StatusCodes.Status200OK"/>) with the
@@ -1230,9 +1172,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="FileStreamResult"/> for the response.</returns>
         [NonAction]
         public virtual FileStreamResult File(Stream fileStream, string contentType, string fileDownloadName)
-        {
+            => new FileStreamResult(fileStream, contentType) { FileDownloadName = fileDownloadName };
-            return new FileStreamResult(fileStream, contentType) { FileDownloadName = fileDownloadName };
-        }
 
         /// <summary>
         /// Returns a file in the specified <paramref name="fileStream" /> (<see cref="StatusCodes.Status200OK"/>), 
@@ -1289,9 +1229,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="VirtualFileResult"/> for the response.</returns>
         [NonAction]
         public virtual VirtualFileResult File(string virtualPath, string contentType)
-        {
+            => File(virtualPath, contentType, fileDownloadName: null);
-            return File(virtualPath, contentType, fileDownloadName: null);
-        }
 
         /// <summary>
         /// Returns the file specified by <paramref name="virtualPath" /> (<see cref="StatusCodes.Status200OK"/>) with the
@@ -1306,9 +1244,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="VirtualFileResult"/> for the response.</returns>
         [NonAction]
         public virtual VirtualFileResult File(string virtualPath, string contentType, string fileDownloadName)
-        {
+            => new VirtualFileResult(virtualPath, contentType) { FileDownloadName = fileDownloadName };
-            return new VirtualFileResult(virtualPath, contentType) { FileDownloadName = fileDownloadName };
-        }
 
         /// <summary>
         /// Returns the file specified by <paramref name="virtualPath" /> (<see cref="StatusCodes.Status200OK"/>), and the 
@@ -1365,9 +1301,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="PhysicalFileResult"/> for the response.</returns>
         [NonAction]
         public virtual PhysicalFileResult PhysicalFile(string physicalPath, string contentType)
-        {
+            => PhysicalFile(physicalPath, contentType, fileDownloadName: null);
-            return PhysicalFile(physicalPath, contentType, fileDownloadName: null);
-        }
 
         /// <summary>
         /// Returns the file specified by <paramref name="physicalPath" /> (<see cref="StatusCodes.Status200OK"/>) with the
@@ -1385,9 +1319,7 @@ namespace Microsoft.AspNetCore.Mvc
             string physicalPath,
             string contentType,
             string fileDownloadName)
-        {
+            => new PhysicalFileResult(physicalPath, contentType) { FileDownloadName = fileDownloadName };
-            return new PhysicalFileResult(physicalPath, contentType) { FileDownloadName = fileDownloadName };
-        }
 
         /// <summary>
         /// Returns the file specified by <paramref name="physicalPath" /> (<see cref="StatusCodes.Status200OK"/>), and 
@@ -1439,9 +1371,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="UnauthorizedResult"/> for the response.</returns>
         [NonAction]
         public virtual UnauthorizedResult Unauthorized()
-        {
+            => new UnauthorizedResult();
-            return new UnauthorizedResult();
-        }
 
         /// <summary>
         /// Creates an <see cref="NotFoundResult"/> that produces a <see cref="StatusCodes.Status404NotFound"/> response.
@@ -1449,9 +1379,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="NotFoundResult"/> for the response.</returns>
         [NonAction]
         public virtual NotFoundResult NotFound()
-        {
+            => new NotFoundResult();
-            return new NotFoundResult();
-        }
 
         /// <summary>
         /// Creates an <see cref="NotFoundObjectResult"/> that produces a <see cref="StatusCodes.Status404NotFound"/> response.
@@ -1459,9 +1387,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="NotFoundObjectResult"/> for the response.</returns>
         [NonAction]
         public virtual NotFoundObjectResult NotFound(object value)
-        {
+            => new NotFoundObjectResult(value);
-            return new NotFoundObjectResult(value);
-        }
 
         /// <summary>
         /// Creates an <see cref="BadRequestResult"/> that produces a <see cref="StatusCodes.Status400BadRequest"/> response.
@@ -1469,9 +1395,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="BadRequestResult"/> for the response.</returns>
         [NonAction]
         public virtual BadRequestResult BadRequest()
-        {
+            => new BadRequestResult();
-            return new BadRequestResult();
-        }
 
         /// <summary>
         /// Creates an <see cref="BadRequestObjectResult"/> that produces a <see cref="StatusCodes.Status400BadRequest"/> response.
@@ -1479,9 +1403,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="BadRequestObjectResult"/> for the response.</returns>
         [NonAction]
         public virtual BadRequestObjectResult BadRequest(object error)
-        {
+            => new BadRequestObjectResult(error);
-            return new BadRequestObjectResult(error);
-        }
 
         /// <summary>
         /// Creates an <see cref="BadRequestObjectResult"/> that produces a <see cref="StatusCodes.Status400BadRequest"/> response.
@@ -1583,9 +1505,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="CreatedAtActionResult"/> for the response.</returns>
         [NonAction]
         public virtual CreatedAtActionResult CreatedAtAction(string actionName, object value)
-        {
+            => CreatedAtAction(actionName, routeValues: null, value: value);
-            return CreatedAtAction(actionName, routeValues: null, value: value);
-        }
 
         /// <summary>
         /// Creates a <see cref="CreatedAtActionResult"/> object that produces a <see cref="StatusCodes.Status201Created"/> response.
@@ -1596,9 +1516,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="CreatedAtActionResult"/> for the response.</returns>
         [NonAction]
         public virtual CreatedAtActionResult CreatedAtAction(string actionName, object routeValues, object value)
-        {
+            => CreatedAtAction(actionName, controllerName: null, routeValues: routeValues, value: value);
-            return CreatedAtAction(actionName, controllerName: null, routeValues: routeValues, value: value);
-        }
 
         /// <summary>
         /// Creates a <see cref="CreatedAtActionResult"/> object that produces a <see cref="StatusCodes.Status201Created"/> response.
@@ -1614,9 +1532,7 @@ namespace Microsoft.AspNetCore.Mvc
             string controllerName,
             object routeValues,
             object value)
-        {
+            => new CreatedAtActionResult(actionName, controllerName, routeValues, value);
-            return new CreatedAtActionResult(actionName, controllerName, routeValues, value);
-        }
 
         /// <summary>
         /// Creates a <see cref="CreatedAtRouteResult"/> object that produces a <see cref="StatusCodes.Status201Created"/> response.
@@ -1626,9 +1542,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="CreatedAtRouteResult"/> for the response.</returns>
         [NonAction]
         public virtual CreatedAtRouteResult CreatedAtRoute(string routeName, object value)
-        {
+            => CreatedAtRoute(routeName, routeValues: null, value: value);
-            return CreatedAtRoute(routeName, routeValues: null, value: value);
-        }
 
         /// <summary>
         /// Creates a <see cref="CreatedAtRouteResult"/> object that produces a <see cref="StatusCodes.Status201Created"/> response.
@@ -1638,9 +1552,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="CreatedAtRouteResult"/> for the response.</returns>
         [NonAction]
         public virtual CreatedAtRouteResult CreatedAtRoute(object routeValues, object value)
-        {
+            => CreatedAtRoute(routeName: null, routeValues: routeValues, value: value);
-            return CreatedAtRoute(routeName: null, routeValues: routeValues, value: value);
-        }
 
         /// <summary>
         /// Creates a <see cref="CreatedAtRouteResult"/> object that produces a <see cref="StatusCodes.Status201Created"/> response.
@@ -1651,9 +1563,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="CreatedAtRouteResult"/> for the response.</returns>
         [NonAction]
         public virtual CreatedAtRouteResult CreatedAtRoute(string routeName, object routeValues, object value)
-        {
+            => new CreatedAtRouteResult(routeName, routeValues, value);
-            return new CreatedAtRouteResult(routeName, routeValues, value);
-        }
 
         /// <summary>
         /// Creates a <see cref="AcceptedResult"/> object that produces an <see cref="StatusCodes.Status202Accepted"/> response.
@@ -1661,9 +1571,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="AcceptedResult"/> for the response.</returns>
         [NonAction]
         public virtual AcceptedResult Accepted()
-        {
+            => new AcceptedResult();
-            return new AcceptedResult();
-        }
 
         /// <summary>
         /// Creates a <see cref="AcceptedResult"/> object that produces an <see cref="StatusCodes.Status202Accepted"/> response.
@@ -1672,9 +1580,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="AcceptedResult"/> for the response.</returns>
         [NonAction]
         public virtual AcceptedResult Accepted(object value)
-        {
+            => new AcceptedResult(location: null, value: value);
-            return new AcceptedResult(location: null, value: value);
-        }
 
         /// <summary>
         /// Creates a <see cref="AcceptedResult"/> object that produces an <see cref="StatusCodes.Status202Accepted"/> response.
@@ -1701,9 +1607,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="AcceptedResult"/> for the response.</returns>
         [NonAction]
         public virtual AcceptedResult Accepted(string uri)
-        {
+            => new AcceptedResult(location: uri, value: null);
-            return new AcceptedResult(location: uri, value: null);
-        }
 
         /// <summary>
         /// Creates a <see cref="AcceptedResult"/> object that produces an <see cref="StatusCodes.Status202Accepted"/> response.
@@ -1713,9 +1617,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="AcceptedResult"/> for the response.</returns>
         [NonAction]
         public virtual AcceptedResult Accepted(string uri, object value)
-        {
+            => new AcceptedResult(uri, value);
-            return new AcceptedResult(uri, value);
-        }
 
         /// <summary>
         /// Creates a <see cref="AcceptedResult"/> object that produces an <see cref="StatusCodes.Status202Accepted"/> response.
@@ -1741,9 +1643,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="AcceptedAtActionResult"/> for the response.</returns>
         [NonAction]
         public virtual AcceptedAtActionResult AcceptedAtAction(string actionName)
-        {
+            => AcceptedAtAction(actionName, routeValues: null, value: null);
-            return AcceptedAtAction(actionName, routeValues: null, value: null);
-        }
 
         /// <summary>
         /// Creates a <see cref="AcceptedAtActionResult"/> object that produces an <see cref="StatusCodes.Status202Accepted"/> response.
@@ -1753,9 +1653,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="AcceptedAtActionResult"/> for the response.</returns>
         [NonAction]
         public virtual AcceptedAtActionResult AcceptedAtAction(string actionName, string controllerName)
-        {
+            => AcceptedAtAction(actionName, controllerName, routeValues: null, value: null);
-            return AcceptedAtAction(actionName, controllerName, routeValues: null, value: null);
-        }
 
         /// <summary>
         /// Creates a <see cref="AcceptedAtActionResult"/> object that produces an <see cref="StatusCodes.Status202Accepted"/> response.
@@ -1765,9 +1663,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="AcceptedAtActionResult"/> for the response.</returns>
         [NonAction]
         public virtual AcceptedAtActionResult AcceptedAtAction(string actionName, object value)
-        {
+            => AcceptedAtAction(actionName, routeValues: null, value: value);
-            return AcceptedAtAction(actionName, routeValues: null, value: value);
-        }
 
         /// <summary>
         /// Creates a <see cref="AcceptedAtActionResult"/> object that produces an <see cref="StatusCodes.Status202Accepted"/> response.
@@ -1778,9 +1674,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="AcceptedAtActionResult"/> for the response.</returns>
         [NonAction]
         public virtual AcceptedAtActionResult AcceptedAtAction(string actionName, string controllerName, object routeValues)
-        {
+            => AcceptedAtAction(actionName, controllerName, routeValues, value: null);
-            return AcceptedAtAction(actionName, controllerName, routeValues, value: null);
-        }
 
         /// <summary>
         /// Creates a <see cref="AcceptedAtActionResult"/> object that produces an <see cref="StatusCodes.Status202Accepted"/> response.
@@ -1791,9 +1685,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="AcceptedAtActionResult"/> for the response.</returns>
         [NonAction]
         public virtual AcceptedAtActionResult AcceptedAtAction(string actionName, object routeValues, object value)
-        {
+            => AcceptedAtAction(actionName, controllerName: null, routeValues: routeValues, value: value);
-            return AcceptedAtAction(actionName, controllerName: null, routeValues: routeValues, value: value);
-        }
 
         /// <summary>
         /// Creates a <see cref="AcceptedAtActionResult"/> object that produces an <see cref="StatusCodes.Status202Accepted"/> response.
@@ -1809,9 +1701,7 @@ namespace Microsoft.AspNetCore.Mvc
             string controllerName,
             object routeValues,
             object value)
-        {
+            => new AcceptedAtActionResult(actionName, controllerName, routeValues, value);
-            return new AcceptedAtActionResult(actionName, controllerName, routeValues, value);
-        }
 
         /// <summary>
         /// Creates a <see cref="AcceptedAtRouteResult"/> object that produces an <see cref="StatusCodes.Status202Accepted"/> response.
@@ -1820,9 +1710,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="AcceptedAtRouteResult"/> for the response.</returns>
         [NonAction]
         public virtual AcceptedAtRouteResult AcceptedAtRoute(object routeValues)
-        {
+            => AcceptedAtRoute(routeName: null, routeValues: routeValues, value: null);
-            return AcceptedAtRoute(routeName: null, routeValues: routeValues, value: null);
-        }
 
         /// <summary>
         /// Creates a <see cref="AcceptedAtRouteResult"/> object that produces an <see cref="StatusCodes.Status202Accepted"/> response.
@@ -1831,9 +1719,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="AcceptedAtRouteResult"/> for the response.</returns>
         [NonAction]
         public virtual AcceptedAtRouteResult AcceptedAtRoute(string routeName)
-        {
+            => AcceptedAtRoute(routeName, routeValues: null, value: null);
-            return AcceptedAtRoute(routeName, routeValues: null, value: null);
-        }
 
         /// <summary>
         /// Creates a <see cref="AcceptedAtRouteResult"/> object that produces an <see cref="StatusCodes.Status202Accepted"/> response.
@@ -1843,9 +1729,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="AcceptedAtRouteResult"/> for the response.</returns>
         [NonAction]
         public virtual AcceptedAtRouteResult AcceptedAtRoute(string routeName, object routeValues)
-        {
+            => AcceptedAtRoute(routeName, routeValues, value: null);
-            return AcceptedAtRoute(routeName, routeValues, value: null);
-        }
 
         /// <summary>
         /// Creates a <see cref="AcceptedAtRouteResult"/> object that produces an <see cref="StatusCodes.Status202Accepted"/> response.
@@ -1855,9 +1739,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="AcceptedAtRouteResult"/> for the response.</returns>
         [NonAction]
         public virtual AcceptedAtRouteResult AcceptedAtRoute(object routeValues, object value)
-        {
+            => AcceptedAtRoute(routeName: null, routeValues: routeValues, value: value);
-            return AcceptedAtRoute(routeName: null, routeValues: routeValues, value: value);
-        }
 
         /// <summary>
         /// Creates a <see cref="AcceptedAtRouteResult"/> object that produces an <see cref="StatusCodes.Status202Accepted"/> response.
@@ -1868,9 +1750,7 @@ namespace Microsoft.AspNetCore.Mvc
         /// <returns>The created <see cref="AcceptedAtRouteResult"/> for the response.</returns>
         [NonAction]
         public virtual AcceptedAtRouteResult AcceptedAtRoute(string routeName, object routeValues, object value)
-        {
+            => new AcceptedAtRouteResult(routeName, routeValues, value);
-            return new AcceptedAtRouteResult(routeName, routeValues, value);
-        }
 
         /// <summary>
         /// Creates a <see cref="ChallengeResult"/>.