Add Problem(ProblemDetails) to allow configuring ProblemDetails.Extensions property

src/Mvc/Mvc.Core/src/ControllerBase.cs

@@ -1850,6 +1850,24 @@ public abstract class ControllerBase
     public virtual ConflictObjectResult Conflict([ActionResultObjectValue] ModelStateDictionary modelState)
         => new ConflictObjectResult(modelState);
 
+    /// <summary>
+    /// Creates an <see cref="ObjectResult"/> that produces a <see cref="ProblemDetails"/> response.
+    /// </summary>
+    /// <param name="problemDetails">The <see cref="ProblemDetails"/> object to produce a response from.</param>
+    /// <returns>The created <see cref="ObjectResult"/> for the response.</returns>
+    [NonAction]
+    public virtual ObjectResult Problem(ProblemDetails problemDetails)
+    {
+        ArgumentNullException.ThrowIfNull(problemDetails);
+
+        problemDetails.Status ??= 500;
+
+        return new ObjectResult(problemDetails)
+        {
+            StatusCode = problemDetails.Status
+        };
+    }
+
     /// <summary>
     /// Creates an <see cref="ObjectResult"/> that produces a <see cref="ProblemDetails"/> response.
     /// </summary>

src/Mvc/Mvc.Core/src/PublicAPI.Unshipped.txt

@@ -29,4 +29,5 @@ virtual Microsoft.AspNetCore.Mvc.ControllerBase.Created() -> Microsoft.AspNetCor
 *REMOVED*virtual Microsoft.AspNetCore.Mvc.ControllerBase.Created(System.Uri! uri, object? value) -> Microsoft.AspNetCore.Mvc.CreatedResult!
 virtual Microsoft.AspNetCore.Mvc.ControllerBase.Created(string? uri, object? value) -> Microsoft.AspNetCore.Mvc.CreatedResult!
 virtual Microsoft.AspNetCore.Mvc.ControllerBase.Created(System.Uri? uri, object? value) -> Microsoft.AspNetCore.Mvc.CreatedResult!
+virtual Microsoft.AspNetCore.Mvc.ControllerBase.Problem(Microsoft.AspNetCore.Mvc.ProblemDetails! problemDetails) -> Microsoft.AspNetCore.Mvc.ObjectResult!
 Microsoft.AspNetCore.Mvc.ProblemDetails.Extensions.set -> void (forwarded, contained in Microsoft.AspNetCore.Http.Abstractions)

src/Mvc/Mvc.Core/test/ControllerBaseTest.cs

@@ -2415,6 +2415,45 @@ public class ControllerBaseTest
         Assert.Equal(400, problemDetails.Status);
     }
 
+    [Fact]
+    public void ProblemDetails_Object_Works()
+    {
+        // Arrange
+        var problemDetails = new ProblemDetails();
+
+        var controller = new TestableController();
+
+        // Act
+        var actionResult = controller.Problem(problemDetails);
+
+        // Assert
+        var badRequestResult = Assert.IsType<ObjectResult>(actionResult);
+        Assert.Same(problemDetails, Assert.IsType<ProblemDetails>(badRequestResult.Value));
+        Assert.Equal(500, actionResult.StatusCode);
+        Assert.Equal(500, problemDetails.Status);
+    }
+
+    [Fact]
+    public void ProblemDetails_Object_UsesPassedInStatusCode()
+    {
+        // Arrange
+        var problemDetails = new ProblemDetails
+        {
+            Status = 503
+        };
+
+        var controller = new TestableController();
+
+        // Act
+        var actionResult = controller.Problem(problemDetails);
+
+        // Assert
+        var badRequestResult = Assert.IsType<ObjectResult>(actionResult);
+        Assert.Same(problemDetails, Assert.IsType<ProblemDetails>(badRequestResult.Value));
+        Assert.Equal(503, actionResult.StatusCode);
+        Assert.Equal(503, problemDetails.Status);
+    }
+
     [Fact]
     public void ProblemDetails_Works()
     {