Automatic refactorings based on static analysis of EFCore project

All.sln.DotSettings

@@ -280,25 +280,38 @@ The .NET Foundation licenses this file to you under the MIT license.
 	<s:Boolean x:Key="/Default/Environment/SettingsMigration/IsMigratorApplied/=JetBrains_002EReSharper_002EPsi_002EXml_002ECodeStyle_002EFormatSettingsUpgrade_002EXmlMoveToCommonFormatterSettingsUpgrade/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=annotatable/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=composable/@EntryIndexedValue">True</s:Boolean>
+	<s:Boolean x:Key="/Default/UserDictionary/Words/=Constructible/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=doesnt/@EntryIndexedValue">True</s:Boolean>
+	<s:Boolean x:Key="/Default/UserDictionary/Words/=evaluatable/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=fallbacks/@EntryIndexedValue">True</s:Boolean>
+	<s:Boolean x:Key="/Default/UserDictionary/Words/=funcletization/@EntryIndexedValue">True</s:Boolean>
+	<s:Boolean x:Key="/Default/UserDictionary/Words/=Includable/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=initializers/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=keyless/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=materializer/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=materializers/@EntryIndexedValue">True</s:Boolean>
+	<s:Boolean x:Key="/Default/UserDictionary/Words/=materilization/@EntryIndexedValue">True</s:Boolean>
+	<s:Boolean x:Key="/Default/UserDictionary/Words/=Mins/@EntryIndexedValue">True</s:Boolean>
+	<s:Boolean x:Key="/Default/UserDictionary/Words/=Multigraph/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=navigations/@EntryIndexedValue">True</s:Boolean>
+	<s:Boolean x:Key="/Default/UserDictionary/Words/=Poolable/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=pushdown/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=remapper/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=requiredness/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=retriable/@EntryIndexedValue">True</s:Boolean>
+	<s:Boolean x:Key="/Default/UserDictionary/Words/=Reuniquify/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=savepoints/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=shaper/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=spatialite/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=sproc/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=sqlite/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=subquery/@EntryIndexedValue">True</s:Boolean>
+	<s:Boolean x:Key="/Default/UserDictionary/Words/=unconfigured/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=unignore/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=fixup/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=attacher/@EntryIndexedValue">True</s:Boolean>
+	<s:Boolean x:Key="/Default/UserDictionary/Words/=Uniquification/@EntryIndexedValue">True</s:Boolean>
+	<s:Boolean x:Key="/Default/UserDictionary/Words/=Uniquified/@EntryIndexedValue">True</s:Boolean>
+	<s:Boolean x:Key="/Default/UserDictionary/Words/=Uniquifier/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=Uniquify/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/UserDictionary/Words/=Xunit/@EntryIndexedValue">True</s:Boolean></wpf:ResourceDictionary>

src/EFCore/ChangeTracking/ChangeTrackerDebugStringOptions.cs

@@ -31,5 +31,5 @@ public enum ChangeTrackerDebugStringOptions
     /// <summary>
     ///     Default settings for long debug string.
     /// </summary>
-    LongDefault = IncludeProperties | IncludeNavigations,
+    LongDefault = IncludeProperties | IncludeNavigations
 }

src/EFCore/ChangeTracking/Internal/ArrayPropertyValues.cs

@@ -160,7 +160,7 @@ private void SetValue(int index, object? value)
 
         if (value != null)
         {
-            if (!property.ClrType.IsAssignableFrom(value.GetType()))
+            if (!property.ClrType.IsInstanceOfType(value))
             {
                 throw new InvalidCastException(
                     CoreStrings.InvalidType(

src/EFCore/ChangeTracking/Internal/CompositeValueFactory.cs

@@ -144,7 +144,7 @@ protected static IEqualityComparer<object[]> CreateEqualityComparer(IReadOnlyLis
         var comparers = properties.Select(p => p.GetKeyValueComparer()).ToList();
 
         return comparers.All(c => c != null)
-            ? new CompositeCustomComparer(comparers!)
+            ? new CompositeCustomComparer(comparers)
             : properties.Any(p => typeof(IStructuralEquatable).IsAssignableFrom(p.ClrType))
                 ? new StructuralCompositeComparer()
                 : new CompositeComparer();

src/EFCore/ChangeTracking/Internal/EntityReferenceMap.cs

@@ -48,10 +48,7 @@ public virtual void Update(
         if (_hasSubMap
             && entityType.HasSharedClrType)
         {
-            if (_sharedTypeReferenceMap == null)
-            {
-                _sharedTypeReferenceMap = new Dictionary<IEntityType, EntityReferenceMap>();
-            }
+            _sharedTypeReferenceMap ??= new Dictionary<IEntityType, EntityReferenceMap>();
 
             if (!_sharedTypeReferenceMap.TryGetValue(entityType, out var sharedMap))
             {
@@ -263,32 +260,18 @@ var numberOfStates
                 + (returnDeleted ? 1 : 0)
                 + (returnUnchanged ? 1 : 0);
 
-            if (numberOfStates == 1)
+            switch (numberOfStates)
             {
-                if (returnUnchanged)
-                {
+                case 1 when returnUnchanged:
                     return _unchangedReferenceMap!.Values;
-                }
-
-                if (returnAdded)
-                {
+                case 1 when returnAdded:
                     return _addedReferenceMap!.Values;
-                }
-
-                if (returnModified)
-                {
+                case 1 when returnModified:
                     return _modifiedReferenceMap!.Values;
-                }
-
-                if (returnDeleted)
-                {
+                case 1 when returnDeleted:
                     return _deletedReferenceMap!.Values;
-                }
-            }
-
-            if (numberOfStates == 0)
-            {
-                return Enumerable.Empty<InternalEntityEntry>();
+                case 0:
+                    return Enumerable.Empty<InternalEntityEntry>();
             }
         }
 

src/EFCore/ChangeTracking/Internal/IdentityMap.cs

@@ -323,10 +323,7 @@ private void Add(TKey key, InternalEntityEntry entry, bool updateDuplicate)
     /// </summary>
     public virtual IDependentsMap GetDependentsMap(IForeignKey foreignKey)
     {
-        if (_dependentMaps == null)
-        {
-            _dependentMaps = new Dictionary<IForeignKey, IDependentsMap>(LegacyReferenceEqualityComparer.Instance);
-        }
+        _dependentMaps ??= new Dictionary<IForeignKey, IDependentsMap>(LegacyReferenceEqualityComparer.Instance);
 
         if (!_dependentMaps.TryGetValue(foreignKey, out var map))
         {
@@ -374,7 +371,7 @@ public virtual void Clear()
     ///     doing so can result in application failures when updating to a new Entity Framework Core release.
     /// </summary>
     public virtual void Remove(InternalEntityEntry entry)
-        => Remove(PrincipalKeyValueFactory.CreateFromCurrentValues(entry)!, entry);
+        => Remove(PrincipalKeyValueFactory.CreateFromCurrentValues(entry), entry);
 
     /// <summary>
     ///     This is an internal API that supports the Entity Framework Core infrastructure and not subject to
@@ -383,7 +380,7 @@ public virtual void Remove(InternalEntityEntry entry)
     ///     doing so can result in application failures when updating to a new Entity Framework Core release.
     /// </summary>
     public virtual void RemoveUsingRelationshipSnapshot(InternalEntityEntry entry)
-        => Remove(PrincipalKeyValueFactory.CreateFromRelationshipSnapshot(entry)!, entry);
+        => Remove(PrincipalKeyValueFactory.CreateFromRelationshipSnapshot(entry), entry);
 
     /// <summary>
     ///     This is an internal API that supports the Entity Framework Core infrastructure and not subject to

src/EFCore/ChangeTracking/Internal/InternalEntityEntry.cs

@@ -232,22 +232,20 @@ private bool PrepareForAdd(EntityState newState)
 
     private void SetEntityState(EntityState oldState, EntityState newState, bool acceptChanges, bool modifyProperties)
     {
-        var entityType = EntityType;
-
         // Prevent temp values from becoming permanent values
         if (oldState == EntityState.Added
             && newState != EntityState.Added
             && newState != EntityState.Detached)
         {
             // ReSharper disable once LoopCanBeConvertedToQuery
-            foreach (var property in entityType.GetProperties())
+            foreach (var property in EntityType.GetProperties())
             {
                 if (property.IsKey() && HasTemporaryValue(property))
                 {
                     throw new InvalidOperationException(
                         CoreStrings.TempValuePersists(
                             property.Name,
-                            entityType.DisplayName(), newState));
+                            EntityType.DisplayName(), newState));
                 }
             }
         }
@@ -257,10 +255,10 @@ private void SetEntityState(EntityState oldState, EntityState newState, bool acc
         if (newState == EntityState.Modified
             && modifyProperties)
         {
-            _stateData.FlagAllProperties(entityType.PropertyCount(), PropertyFlag.Modified, flagged: true);
+            _stateData.FlagAllProperties(EntityType.PropertyCount(), PropertyFlag.Modified, flagged: true);
 
             // Hot path; do not use LINQ
-            foreach (var property in entityType.GetProperties())
+            foreach (var property in EntityType.GetProperties())
             {
                 if (property.GetAfterSaveBehavior() != PropertySaveBehavior.Save)
                 {
@@ -277,7 +275,7 @@ private void SetEntityState(EntityState oldState, EntityState newState, bool acc
         if (newState == EntityState.Unchanged)
         {
             _stateData.FlagAllProperties(
-                entityType.PropertyCount(), PropertyFlag.Modified,
+                EntityType.PropertyCount(), PropertyFlag.Modified,
                 flagged: false);
         }
 
@@ -320,7 +318,7 @@ private void SetEntityState(EntityState oldState, EntityState newState, bool acc
                 || newState == EntityState.Detached)
             && HasConceptualNull)
         {
-            _stateData.FlagAllProperties(entityType.PropertyCount(), PropertyFlag.Null, flagged: false);
+            _stateData.FlagAllProperties(EntityType.PropertyCount(), PropertyFlag.Null, flagged: false);
         }
 
         if (oldState == EntityState.Detached
@@ -341,7 +339,7 @@ private void SetEntityState(EntityState oldState, EntityState newState, bool acc
 
         FireStateChanged(oldState);
 
-        HandleSharedIdentityEntry(oldState, newState, entityType);
+        HandleSharedIdentityEntry(oldState, newState, EntityType);
 
         if ((newState == EntityState.Deleted
                 || newState == EntityState.Detached)
@@ -1309,7 +1307,7 @@ private void SetProperty(
                         }
 
                         EnsureStoreGeneratedValues();
-                        _storeGeneratedValues.SetValue(asProperty!, value, storeGeneratedIndex);
+                        _storeGeneratedValues.SetValue(asProperty, value, storeGeneratedIndex);
                     }
                     else
                     {
@@ -1426,23 +1424,21 @@ public void AcceptChanges()
         _stateData.FlagAllProperties(EntityType.PropertyCount(), PropertyFlag.Unknown, false);
 
         var currentState = EntityState;
-        if ((currentState == EntityState.Unchanged)
-            || (currentState == EntityState.Detached))
+        switch (currentState)
         {
-            return;
-        }
-
-        if ((currentState == EntityState.Added)
-            || (currentState == EntityState.Modified))
-        {
-            _originalValues.AcceptChanges(this);
-            SharedIdentityEntry?.AcceptChanges();
+            case EntityState.Unchanged:
+            case EntityState.Detached:
+                return;
+            case EntityState.Added:
+            case EntityState.Modified:
+                _originalValues.AcceptChanges(this);
+                SharedIdentityEntry?.AcceptChanges();
 
-            SetEntityState(EntityState.Unchanged, true);
-        }
-        else if (currentState == EntityState.Deleted)
-        {
-            SetEntityState(EntityState.Detached);
+                SetEntityState(EntityState.Unchanged, true);
+                break;
+            case EntityState.Deleted:
+                SetEntityState(EntityState.Detached);
+                break;
         }
     }