Correct nullability annotation for ReferenceEntry (#25591)

Fixes #24659
dotnet · Aug 19, 2021 · c833579 · c833579
1 parent 5da86b8
commit c833579
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diff --git a/src/EFCore/ChangeTracking/EntityEntry`.cs b/src/EFCore/ChangeTracking/EntityEntry`.cs
@@ -74,7 +74,7 @@ public virtual PropertyEntry<TEntity, TProperty> Property<TProperty>(
         ///     given navigation property.
         /// </returns>
         public virtual ReferenceEntry<TEntity, TProperty> Reference<TProperty>(
-            Expression<Func<TEntity, TProperty>> propertyExpression)
+            Expression<Func<TEntity, TProperty?>> propertyExpression)
             where TProperty : class
         {
             Check.NotNull(propertyExpression, nameof(propertyExpression));

diff --git a/src/EFCore/ChangeTracking/ReferenceEntry`.cs b/src/EFCore/ChangeTracking/ReferenceEntry`.cs
@@ -73,7 +73,7 @@ public ReferenceEntry(InternalEntityEntry internalEntry, INavigation navigation)
         ///     the change tracker is aware of the change and <see cref="ChangeTracker.DetectChanges" /> is not required
         ///     for the context to detect the change.
         /// </summary>
-        public new virtual TProperty CurrentValue
+        public new virtual TProperty? CurrentValue
         {
             get => this.GetInfrastructure().GetCurrentValue<TProperty>(Metadata);
             set => base.CurrentValue = value;