Address review feedback

Author: captainsafia

src/Mvc/Mvc.Core/src/ModelBinding/Metadata/ModelAttributes.cs

@@ -225,14 +225,12 @@ public static ModelAttributes GetAttributesForParameter(ParameterInfo parameterI
         // To avoid this, we call `GetCustomAttributes` directly
         // to avoid examining the inheritance hierarchy.
         // See https://source.dot.net/#System.Private.CoreLib/src/System/Attribute.CoreCLR.cs,677
-        var modelMetadataTypeAttributes = type.GetCustomAttributes<ModelMetadataTypeAttribute>(inherit: false);
-        try
+        var modelMetadataTypeAttributes = type.GetCustomAttributes<ModelMetadataTypeAttribute>(inherit: false).ToArray();
+        return modelMetadataTypeAttributes switch
         {
-            return modelMetadataTypeAttributes?.SingleOrDefault()?.MetadataType;
-        }
-        catch (InvalidOperationException e)
-        {
-            throw new InvalidOperationException("Only one ModelMetadataType attribute is permitted per type.", e);
-        }
+            [var attribute] => attribute.MetadataType,
+            [] => null,
+            [..] => throw new InvalidOperationException($"Multiple ModelMetadataType attributes on {type.FullName}. Only one ModelMetadataType attribute is permitted per type."),
+        };
     }
 }

src/Mvc/Mvc.Core/test/ModelBinding/Metadata/ModelAttributesTest.cs

@@ -296,7 +296,7 @@ public void GetAttributeForProperty_WithModelType_HandlesMultipleAttributesOnTyp
 
         // Assert
         var exception = Assert.Throws<InvalidOperationException>(() => ModelAttributes.GetAttributesForProperty(modelType, property));
-        Assert.Equal("Only one ModelMetadataType attribute is permitted per type.", exception.Message);
+        Assert.Equal("Multiple ModelMetadataType attributes on Microsoft.AspNetCore.Mvc.ModelBinding.ModelAttributesTest+InvalidBaseViewModel. Only one ModelMetadataType attribute is permitted per type.", exception.Message);
     }
 
     [ClassValidator]