diff --git a/src/Pure.DI.Core/Core/ApiInvocationProcessor.cs b/src/Pure.DI.Core/Core/ApiInvocationProcessor.cs
index 46227ecc..c2178f7a 100644
--- a/src/Pure.DI.Core/Core/ApiInvocationProcessor.cs
+++ b/src/Pure.DI.Core/Core/ApiInvocationProcessor.cs
@@ -697,8 +697,8 @@ private void VisitUsingDirectives(
     {
         var namespacesSyntaxWalker = new NamespacesSyntaxWalker(semanticModel, semantic);
         namespacesSyntaxWalker.Visit(node);
-        var namespaces = namespacesSyntaxWalker.ToArray();
-        if (namespaces.Any())
+        var namespaces = namespacesSyntaxWalker.ToList();
+        if (namespaces.Count > 0)
         {
             metadataVisitor.VisitUsingDirectives(new MdUsingDirectives(namespaces.ToImmutableArray(), ImmutableArray<string>.Empty));
         }
diff --git a/src/Pure.DI.Core/Core/Attributes.cs b/src/Pure.DI.Core/Core/Attributes.cs
index 60f6c831..954442d7 100644
--- a/src/Pure.DI.Core/Core/Attributes.cs
+++ b/src/Pure.DI.Core/Core/Attributes.cs
@@ -117,7 +117,7 @@ private IReadOnlyList<AttributeData> GetAttributes(ISymbol member, INamedTypeSym
 
                 return symbolNames.GetGlobalName(unboundTypeSymbol) == symbolNames.GetGlobalName(attributeType);
             })
-            .ToArray();
+            .ToList();
 
     private static INamedTypeSymbol? GetUnboundTypeSymbol(INamedTypeSymbol? typeSymbol) =>
         typeSymbol is null
diff --git a/src/Pure.DI.Core/Core/Code/ApiMembersBuilder.cs b/src/Pure.DI.Core/Core/Code/ApiMembersBuilder.cs
index d9b831eb..5a0f3520 100644
--- a/src/Pure.DI.Core/Core/Code/ApiMembersBuilder.cs
+++ b/src/Pure.DI.Core/Core/Code/ApiMembersBuilder.cs
@@ -62,7 +62,7 @@ public CompositionCode Build(CompositionCode composition)
             membersCounter++;
 
             apiCode.AppendLine();
-            var resolvers = resolversBuilder.Build(new RootContext(composition.Source.Source, composition.Roots)).ToArray();
+            var resolvers = resolversBuilder.Build(new RootContext(composition.Source.Source, composition.Roots)).ToList();
             if (isCommentsEnabled)
             {
                 apiCode.AppendLine("/// <summary>");
@@ -84,7 +84,7 @@ public CompositionCode Build(CompositionCode composition)
 
             membersCounter++;
 
-            if (resolvers.Length > 0)
+            if (resolvers.Count > 0)
             {
                 apiCode.AppendLine();
                 CreateObjectConflictsResolverMethod($"{Names.SystemNamespace}Type type",
@@ -119,7 +119,7 @@ public CompositionCode Build(CompositionCode composition)
 
             membersCounter++;
 
-            if (resolvers.Length > 0)
+            if (resolvers.Count > 0)
             {
                 apiCode.AppendLine();
                 CreateObjectConflictsResolverMethod($"{Names.SystemNamespace}Type type, object{nullable} tag",
diff --git a/src/Pure.DI.Core/Core/Code/ArgFieldsBuilder.cs b/src/Pure.DI.Core/Core/Code/ArgFieldsBuilder.cs
index 4ead10f7..323007fd 100644
--- a/src/Pure.DI.Core/Core/Code/ArgFieldsBuilder.cs
+++ b/src/Pure.DI.Core/Core/Code/ArgFieldsBuilder.cs
@@ -7,8 +7,8 @@ internal sealed class ArgFieldsBuilder(ITypeResolver typeResolver)
 {
     public CompositionCode Build(CompositionCode composition)
     {
-        var classArgs = composition.Args.GetArgsOfKind(ArgKind.Class).ToArray();
-        if (!classArgs.Any())
+        var classArgs = composition.Args.GetArgsOfKind(ArgKind.Class).ToList();
+        if (classArgs.Count == 0)
         {
             return composition;
         }
diff --git a/src/Pure.DI.Core/Core/Code/ClassCommenter.cs b/src/Pure.DI.Core/Core/Code/ClassCommenter.cs
index 5283d1bd..d1be3d84 100644
--- a/src/Pure.DI.Core/Core/Code/ClassCommenter.cs
+++ b/src/Pure.DI.Core/Core/Code/ClassCommenter.cs
@@ -39,9 +39,9 @@ public void AddComments(CompositionCode composition, Unit unit)
                 .OrderByDescending(root => root.IsPublic)
                 .ThenBy(root => root.DisplayName)
                 .ThenBy(root => root.Node.Binding)
-                .ToArray();
+                .ToList();
 
-            if (orderedRoots.Length > 0)
+            if (orderedRoots.Count > 0)
             {
                 var rootComments = comments.FormatList(
                     "<b>Composition roots:</b>",
diff --git a/src/Pure.DI.Core/Core/Code/ClassDiagramBuilder.cs b/src/Pure.DI.Core/Core/Code/ClassDiagramBuilder.cs
index 27b560ad..c5a8b038 100644
--- a/src/Pure.DI.Core/Core/Code/ClassDiagramBuilder.cs
+++ b/src/Pure.DI.Core/Core/Code/ClassDiagramBuilder.cs
@@ -31,7 +31,7 @@ public LinesBuilder Build(CompositionCode composition)
             var hasResolveMethods = composition.Source.Source.Hints.IsResolveEnabled;
             var rootProperties = composition.Roots.ToDictionary(i => i.Injection, i => i);
             var compositionLines = new LinesBuilder();
-            if (hasResolveMethods || rootProperties.Any())
+            if (hasResolveMethods || rootProperties.Count > 0)
             {
                 compositionLines.AppendLine($"class {composition.Source.Source.Name.ClassName} {{");
                 using (lines.Indent())
@@ -134,8 +134,8 @@ public LinesBuilder Build(CompositionCode composition)
 
                     if (dependency.Source.Arg is { } arg)
                     {
-                        var tags = arg.Binding.Contracts.SelectMany(i => i.Tags.Select(tag => tag.Value)).ToArray();
-                        lines.AppendLine($"{targetType} o-- {sourceType} : {(tags.Any() ? FormatTags(tags) + " " : "")}Argument \\\"{arg.Source.ArgName}\\\"");
+                        var tags = arg.Binding.Contracts.SelectMany(i => i.Tags.Select(tag => tag.Value)).ToList();
+                        lines.AppendLine($"{targetType} o-- {sourceType} : {(tags.Count > 0 ? FormatTags(tags) + " " : "")}Argument \\\"{arg.Source.ArgName}\\\"");
                     }
                     else
                     {
diff --git a/src/Pure.DI.Core/Core/Code/Comments.cs b/src/Pure.DI.Core/Core/Code/Comments.cs
index 8202cdfd..cf3fad6d 100644
--- a/src/Pure.DI.Core/Core/Code/Comments.cs
+++ b/src/Pure.DI.Core/Core/Code/Comments.cs
@@ -25,13 +25,12 @@ public IEnumerable<string> FilterHints(IEnumerable<string> comments) =>
 
     public IHints GetHints(IEnumerable<string> comments)
     {
-        var hints = (
-                from comment in comments
-                select HintCommentRegex.Match(comment)
-                into match
-                where match.Success
-                select match)
-            .ToArray();
+        var hints = 
+            from comment in comments
+            select HintCommentRegex.Match(comment)
+            into match
+            where match.Success
+            select match;
 
         var result = new Hints();
         foreach (var hint in hints)
@@ -49,8 +48,8 @@ where match.Success
 
     public IEnumerable<string> Format(IEnumerable<string> comments, bool escape)
     {
-        var allComments = comments.ToArray();
-        var count = allComments.Length;
+        var allComments = comments.ToList();
+        var count = allComments.Count;
         for (var i = 0; i < count; i++)
         {
             var comment = allComments[i];
diff --git a/src/Pure.DI.Core/Core/Code/CompositionBuilder.cs b/src/Pure.DI.Core/Core/Code/CompositionBuilder.cs
index 983c45bc..3349a696 100644
--- a/src/Pure.DI.Core/Core/Code/CompositionBuilder.cs
+++ b/src/Pure.DI.Core/Core/Code/CompositionBuilder.cs
@@ -80,9 +80,9 @@ public CompositionCode Build(DependencyGraph graph)
         }
 
         var singletons = map.GetSingletons().ToImmutableArray();
-        var totalDisposables = singletons.Where(i => nodeInfo.IsDisposableAny(i.Node)).ToArray();
-        var disposables = singletons.Where(i => nodeInfo.IsDisposable(i.Node)).ToArray();
-        var asyncDisposables = singletons.Where(i => nodeInfo.IsAsyncDisposable(i.Node)).ToArray();
+        var totalDisposables = singletons.Where(i => nodeInfo.IsDisposableAny(i.Node)).ToList();
+        var disposables = singletons.Where(i => nodeInfo.IsDisposable(i.Node)).ToList();
+        var asyncDisposables = singletons.Where(i => nodeInfo.IsAsyncDisposable(i.Node)).ToList();
         var publicRoots = roots
             .OrderByDescending(i => i.IsPublic)
             .ThenBy(i => i.Node.Binding.Id)
@@ -95,9 +95,9 @@ public CompositionCode Build(DependencyGraph graph)
             singletons,
             GetRootArgs(allArgs).ToImmutableArray(),
             publicRoots,
-            totalDisposables.Length,
-            disposables.Length,
-            asyncDisposables.Length,
+            totalDisposables.Count,
+            disposables.Count,
+            asyncDisposables.Count,
             totalDisposables.Count(i => i.Node.Lifetime == Lifetime.Scoped),
             isThreadSafe,
             ImmutableArray<Line>.Empty);
diff --git a/src/Pure.DI.Core/Core/Code/ConstructCodeBuilder.cs b/src/Pure.DI.Core/Core/Code/ConstructCodeBuilder.cs
index a4a98695..994c82bb 100644
--- a/src/Pure.DI.Core/Core/Code/ConstructCodeBuilder.cs
+++ b/src/Pure.DI.Core/Core/Code/ConstructCodeBuilder.cs
@@ -94,8 +94,8 @@ private void BuildArray(BuildContext ctx, in DpConstruct array)
     {
         var variable = ctx.Variable;
         var instantiation = $"new {typeResolver.Resolve(ctx.DependencyGraph.Source, array.Source.ElementType)}[{variable.Args.Count.ToString()}] {{ {string.Join(", ", variable.Args.Select(i => ctx.BuildTools.OnInjected(ctx, i.Current)))} }}";
-        var onCreated = ctx.BuildTools.OnCreated(ctx, variable).ToArray();
-        if (onCreated.Any())
+        var onCreated = ctx.BuildTools.OnCreated(ctx, variable).ToList();
+        if (onCreated.Count > 0)
         {
             ctx.Code.AppendLine($"{ctx.BuildTools.GetDeclaration(variable)}{variable.VariableName} = {instantiation};");
             ctx.Code.AppendLines(onCreated);
diff --git a/src/Pure.DI.Core/Core/Code/DefaultConstructorBuilder.cs b/src/Pure.DI.Core/Core/Code/DefaultConstructorBuilder.cs
index 0deb9f83..9251a57a 100644
--- a/src/Pure.DI.Core/Core/Code/DefaultConstructorBuilder.cs
+++ b/src/Pure.DI.Core/Core/Code/DefaultConstructorBuilder.cs
@@ -8,7 +8,7 @@ internal sealed class DefaultConstructorBuilder(
 {
     public CompositionCode Build(CompositionCode composition)
     {
-        if (composition.Args.Any())
+        if (composition.Args.Length > 0)
         {
             return composition;
         }
diff --git a/src/Pure.DI.Core/Core/Code/ImplementationCodeBuilder.cs b/src/Pure.DI.Core/Core/Code/ImplementationCodeBuilder.cs
index 89746782..d960490a 100644
--- a/src/Pure.DI.Core/Core/Code/ImplementationCodeBuilder.cs
+++ b/src/Pure.DI.Core/Core/Code/ImplementationCodeBuilder.cs
@@ -60,9 +60,9 @@ public void Build(BuildContext ctx, in DpImplementation implementation)
             void VisitMethodAction(BuildContext context) => injections.MethodInjection(variable.VariableName, context, method, methodArgs);
         }
 
-        var onCreatedStatements = ctx.BuildTools.OnCreated(ctx, ctx.Variable).ToArray();
+        var onCreatedStatements = ctx.BuildTools.OnCreated(ctx, ctx.Variable).ToList();
         var hasOnCreatedStatements = ctx.BuildTools.OnCreated(ctx, variable).Any();
-        var hasAlternativeInjections = visits.Any();
+        var hasAlternativeInjections = visits.Count > 0;
         var tempVariableInit =
             ctx.DependencyGraph.Source.Hints.IsThreadSafeEnabled
             && ctx.Variable.Node.Lifetime is not Lifetime.Transient and not Lifetime.PerBlock
@@ -72,9 +72,9 @@ public void Build(BuildContext ctx, in DpImplementation implementation)
         {
             ctx = ctx with { Variable = variable with { NameOverride = variable.VariableDeclarationName + "Temp" } };
             ctx.Code.AppendLine($"{typeResolver.Resolve(ctx.Variable.Setup, ctx.Variable.InstanceType)} {ctx.Variable.VariableDeclarationName};");
-            if (onCreatedStatements.Any())
+            if (onCreatedStatements.Count > 0)
             {
-                onCreatedStatements = ctx.BuildTools.OnCreated(ctx, ctx.Variable).ToArray();
+                onCreatedStatements = ctx.BuildTools.OnCreated(ctx, ctx.Variable).ToList();
             }
         }
 
@@ -117,17 +117,17 @@ private string CreateInstantiation(
         var variable = ctx.Variable;
         var required = requiredFields.Select(i => (Variable: i.RequiredVariable, i.RequiredField.Field.Name))
             .Concat(requiredProperties.Select(i => (Variable: i.RequiredVariable, i.RequiredProperty.Property.Name)))
-            .ToArray();
+            .ToList();
 
         var args = string.Join(", ", constructorArgs.Select(i => ctx.BuildTools.OnInjected(ctx, i)));
         code.Append(variable.InstanceType.IsTupleType ? $"({args})" : $"new {typeResolver.Resolve(variable.Setup, variable.InstanceType)}({args})");
-        if (required.Any())
+        if (required.Count > 0)
         {
             code.Append(" { ");
-            for (var index = 0; index < required.Length; index++)
+            for (var index = 0; index < required.Count; index++)
             {
                 var (v, name) = required[index];
-                code.Append($"{name} = {ctx.BuildTools.OnInjected(ctx, v)}{(index < required.Length - 1 ? ", " : "")}");
+                code.Append($"{name} = {ctx.BuildTools.OnInjected(ctx, v)}{(index < required.Count - 1 ? ", " : "")}");
             }
 
             code.Append(" }");
diff --git a/src/Pure.DI.Core/Core/Code/ParameterizedConstructorBuilder.cs b/src/Pure.DI.Core/Core/Code/ParameterizedConstructorBuilder.cs
index f6ddc44b..2b08ab2e 100644
--- a/src/Pure.DI.Core/Core/Code/ParameterizedConstructorBuilder.cs
+++ b/src/Pure.DI.Core/Core/Code/ParameterizedConstructorBuilder.cs
@@ -11,14 +11,14 @@ internal sealed class ParameterizedConstructorBuilder(
 {
     public CompositionCode Build(CompositionCode composition)
     {
-        if (!composition.Args.Any())
+        if (composition.Args.Length == 0)
         {
             return composition;
         }
 
         var code = composition.Code;
         var membersCounter = composition.MembersCount;
-        if (!composition.Args.Any())
+        if (composition.Args.Length == 0)
         {
             return composition;
         }
@@ -26,7 +26,7 @@ public CompositionCode Build(CompositionCode composition)
         constructorCommenter.AddComments(composition, Unit.Shared);
 
         code.AppendLine($"[{Names.OrdinalAttributeName}(128)]");
-        var classArgs = composition.Args.GetArgsOfKind(ArgKind.Class).ToArray();
+        var classArgs = composition.Args.GetArgsOfKind(ArgKind.Class).ToList();
         code.AppendLine($"public {composition.Source.Source.Name.ClassName}({string.Join(", ", classArgs.Select(arg => $"{typeResolver.Resolve(composition.Source.Source, arg.InstanceType)} {arg.Node.Arg?.Source.ArgName}"))})");
         code.AppendLine("{");
         using (code.Indent())
diff --git a/src/Pure.DI.Core/Core/Code/ResolverFieldsBuilder.cs b/src/Pure.DI.Core/Core/Code/ResolverFieldsBuilder.cs
index aa73fd24..17c6cf08 100644
--- a/src/Pure.DI.Core/Core/Code/ResolverFieldsBuilder.cs
+++ b/src/Pure.DI.Core/Core/Code/ResolverFieldsBuilder.cs
@@ -12,8 +12,8 @@ public CompositionCode Build(CompositionCode composition)
             return composition;
         }
 
-        var resolvers = resolversBuilder.Build(new RootContext(composition.Source.Source, composition.Roots)).ToArray();
-        if (!resolvers.Any())
+        var resolvers = resolversBuilder.Build(new RootContext(composition.Source.Source, composition.Roots)).ToList();
+        if (resolvers.Count == 0)
         {
             return composition;
         }
diff --git a/src/Pure.DI.Core/Core/Code/RootMethodsBuilder.cs b/src/Pure.DI.Core/Core/Code/RootMethodsBuilder.cs
index f405c9eb..d5b02381 100644
--- a/src/Pure.DI.Core/Core/Code/RootMethodsBuilder.cs
+++ b/src/Pure.DI.Core/Core/Code/RootMethodsBuilder.cs
@@ -13,7 +13,7 @@ internal sealed class RootMethodsBuilder(
 {
     public CompositionCode Build(CompositionCode composition)
     {
-        if (!composition.Roots.Any())
+        if (composition.Roots.Length == 0)
         {
             return composition;
         }
diff --git a/src/Pure.DI.Core/Core/Code/ScopeConstructorBuilder.cs b/src/Pure.DI.Core/Core/Code/ScopeConstructorBuilder.cs
index 5e27221c..2eea5bb7 100644
--- a/src/Pure.DI.Core/Core/Code/ScopeConstructorBuilder.cs
+++ b/src/Pure.DI.Core/Core/Code/ScopeConstructorBuilder.cs
@@ -23,8 +23,8 @@ public CompositionCode Build(CompositionCode composition)
         using (code.Indent())
         {
             code.AppendLine($"{Names.RootFieldName} = ({Names.ParentScopeArgName} ?? throw new {Names.SystemNamespace}ArgumentNullException(nameof({Names.ParentScopeArgName}))).{Names.RootFieldName};");
-            var classArgs = composition.Args.GetArgsOfKind(ArgKind.Class).ToArray();
-            if (classArgs.Any())
+            var classArgs = composition.Args.GetArgsOfKind(ArgKind.Class).ToList();
+            if (classArgs.Count > 0)
             {
                 foreach (var argsField in classArgs)
                 {
diff --git a/src/Pure.DI.Core/Core/Code/StaticConstructorBuilder.cs b/src/Pure.DI.Core/Core/Code/StaticConstructorBuilder.cs
index ba692572..5da8d5ff 100644
--- a/src/Pure.DI.Core/Core/Code/StaticConstructorBuilder.cs
+++ b/src/Pure.DI.Core/Core/Code/StaticConstructorBuilder.cs
@@ -25,8 +25,8 @@ public CompositionCode Build(CompositionCode composition)
             membersCounter++;
         }
 
-        var resolvers = resolversBuilder.Build(new RootContext(composition.Source.Source, composition.Roots)).ToArray();
-        if (!resolvers.Any())
+        var resolvers = resolversBuilder.Build(new RootContext(composition.Source.Source, composition.Roots)).ToList();
+        if (resolvers.Count == 0)
         {
             return composition;
         }
@@ -50,7 +50,7 @@ public CompositionCode Build(CompositionCode composition)
                 code.AppendLine($"{Names.ResolverClassName}<{typeResolver.Resolve(composition.Source.Source, resolver.Type)}>.{Names.ResolverPropertyName} = val{className};");
             }
 
-            var divisor = Buckets<object, object>.GetDivisor((uint)resolvers.Length);
+            var divisor = Buckets<object, object>.GetDivisor((uint)resolvers.Count);
             var pairs = $"{Names.SystemNamespace}Type, {Names.IResolverTypeName}<{composition.Source.Source.Name.ClassName}, object>";
             var bucketsTypeName = $"{Names.ApiNamespace}Buckets<{pairs}>";
             var pairTypeName = $"{Names.ApiNamespace}Pair<{pairs}>";
@@ -59,7 +59,7 @@ public CompositionCode Build(CompositionCode composition)
             {
                 code.AppendLine($"{divisor.ToString()},");
                 code.AppendLine($"out {Names.BucketSizeFieldName},");
-                code.AppendLine($"new {pairTypeName}[{resolvers.Length.ToString()}]");
+                code.AppendLine($"new {pairTypeName}[{resolvers.Count.ToString()}]");
                 code.AppendLine("{");
                 using (code.Indent())
                 {
diff --git a/src/Pure.DI.Core/Core/Code/UsingDeclarationsBuilder.cs b/src/Pure.DI.Core/Core/Code/UsingDeclarationsBuilder.cs
index 01dac97c..4b3bab11 100644
--- a/src/Pure.DI.Core/Core/Code/UsingDeclarationsBuilder.cs
+++ b/src/Pure.DI.Core/Core/Code/UsingDeclarationsBuilder.cs
@@ -8,7 +8,7 @@ internal sealed class UsingDeclarationsBuilder : IBuilder<CompositionCode, Compo
     public CompositionCode Build(CompositionCode composition)
     {
         var code = composition.Code;
-        if (!composition.Source.Source.UsingDirectives.Any())
+        if (composition.Source.Source.UsingDirectives.Length == 0)
         {
             return composition;
         }
diff --git a/src/Pure.DI.Core/Core/Code/VariablesMap.cs b/src/Pure.DI.Core/Core/Code/VariablesMap.cs
index d8181e53..2ca30f6b 100644
--- a/src/Pure.DI.Core/Core/Code/VariablesMap.cs
+++ b/src/Pure.DI.Core/Core/Code/VariablesMap.cs
@@ -12,7 +12,7 @@ public void Reset()
         var classBindings = this
             .Where(i => i.Value.Node.Arg is not null || i.Value.Node.Lifetime is not (Lifetime.Singleton or Lifetime.Scoped))
             .Select(i => i.Key)
-            .ToArray();
+            .ToList();
 
         foreach (var singletonBinding in classBindings)
         {
diff --git a/src/Pure.DI.Core/Core/ContractsBuilder.cs b/src/Pure.DI.Core/Core/ContractsBuilder.cs
index 04133560..8bb6de86 100644
--- a/src/Pure.DI.Core/Core/ContractsBuilder.cs
+++ b/src/Pure.DI.Core/Core/ContractsBuilder.cs
@@ -33,7 +33,7 @@ public ISet<Injection> Build(ContractsBuildContext context)
                 contractTags.Add(context.ContextTag);
             }
 
-            if (!contractTags.Any())
+            if (contractTags.Count == 0)
             {
                 contractTags.Add(null);
             }
diff --git a/src/Pure.DI.Core/Core/DependenciesToLinesWalker.cs b/src/Pure.DI.Core/Core/DependenciesToLinesWalker.cs
index 10ce2a99..1632a979 100644
--- a/src/Pure.DI.Core/Core/DependenciesToLinesWalker.cs
+++ b/src/Pure.DI.Core/Core/DependenciesToLinesWalker.cs
@@ -51,7 +51,7 @@ public override void VisitConstructor(in Unit ctx, in DpMethod constructor)
     public override void VisitMethod(in Unit ctx, in DpMethod method)
     {
         var typeArgs = "";
-        if (method.Method.ContainingType.TypeArguments.Any())
+        if (method.Method.ContainingType.TypeArguments.Length > 0)
         {
             typeArgs = $"<{string.Join(", ", method.Method.ContainingType.TypeArguments)}>";
         }
diff --git a/src/Pure.DI.Core/Core/DependencyGraphBuilder.cs b/src/Pure.DI.Core/Core/DependencyGraphBuilder.cs
index e00916db..3c3478be 100644
--- a/src/Pure.DI.Core/Core/DependencyGraphBuilder.cs
+++ b/src/Pure.DI.Core/Core/DependencyGraphBuilder.cs
@@ -297,7 +297,7 @@ public IEnumerable<DependencyNode> TryBuild(
                 if (injection.Type is { IsAbstract: false, SpecialType: Microsoft.CodeAnalysis.SpecialType.None })
                 {
                     var autoBinding = CreateAutoBinding(setup, targetNode, injection, ++maxId);
-                    return CreateNodes(setup, typeConstructor, autoBinding).ToArray();
+                    return CreateNodes(setup, typeConstructor, autoBinding).ToList();
                 }
 
                 // OnCannotResolve
@@ -323,7 +323,7 @@ public IEnumerable<DependencyNode> TryBuild(
             map[item.Key] = item.Value;
         }
 
-        foreach (var key in map.Keys.Where(i => ReferenceEquals(i.Tag, MdTag.ContextTag)).ToArray())
+        foreach (var key in map.Keys.Where(i => ReferenceEquals(i.Tag, MdTag.ContextTag)).ToList())
         {
             map.Remove(key);
         }
@@ -569,8 +569,8 @@ private MdBinding CreateConstructBinding(
         var contracts = new HashSet<Injection>();
         foreach (var nestedBinding in setup.Bindings.Where(i => i != targetNode.Binding))
         {
-            var matchedContracts = GetMatchedMdContracts(setup, targetNode.Binding.SemanticModel.Compilation, elementType, nestedBinding).ToArray();
-            if (matchedContracts.Length == 0)
+            var matchedContracts = GetMatchedMdContracts(setup, targetNode.Binding.SemanticModel.Compilation, elementType, nestedBinding).ToList();
+            if (matchedContracts.Count == 0)
             {
                 continue;
             }
diff --git a/src/Pure.DI.Core/Core/ImplementationDependencyNodeBuilder.cs b/src/Pure.DI.Core/Core/ImplementationDependencyNodeBuilder.cs
index d7482d55..efd8d709 100644
--- a/src/Pure.DI.Core/Core/ImplementationDependencyNodeBuilder.cs
+++ b/src/Pure.DI.Core/Core/ImplementationDependencyNodeBuilder.cs
@@ -54,7 +54,7 @@ public IEnumerable<DependencyNode> Build(DependencyNodeBuildContext ctx)
                         instanceDpProvider.GetParameters(setup, constructor.Parameters, compilation, ctx.TypeConstructor)));
             }
 
-            if (!constructors.Any())
+            if (constructors.Count == 0)
             {
                 throw new CompileErrorException($"The instance of {implementationType} cannot be instantiated due to no accessible constructor available.", implementation.Source.GetLocation(), LogId.ErrorInvalidMetadata);
             }
@@ -69,13 +69,13 @@ public IEnumerable<DependencyNode> Build(DependencyNodeBuildContext ctx)
                         instanceDp.Methods,
                         instanceDp.Properties,
                         instanceDp.Fields))
-                .ToArray();
+                .ToList();
 
             var implementationsWithOrdinal = implementations
                 .Where(i => i.Constructor.Ordinal.HasValue)
-                .ToArray();
+                .ToList();
 
-            if (implementationsWithOrdinal.Any())
+            if (implementationsWithOrdinal.Count > 0)
             {
                 foreach (var node in CreateNodes(injectionsWalker, implementationsWithOrdinal.OrderBy(i => i.Constructor.Ordinal)))
                 {
diff --git a/src/Pure.DI.Core/Core/ImplementationVariantsBuilder.cs b/src/Pure.DI.Core/Core/ImplementationVariantsBuilder.cs
index d98d57bc..5f621110 100644
--- a/src/Pure.DI.Core/Core/ImplementationVariantsBuilder.cs
+++ b/src/Pure.DI.Core/Core/ImplementationVariantsBuilder.cs
@@ -15,7 +15,7 @@ public IEnumerable<DpImplementation> Build(DpImplementation implementation)
             implementation.Methods.Select(method => CreateVariants(method, ImplementationVariantKind.Method))
                 .Concat(Enumerable.Repeat(CreateVariants(implementation.Constructor, ImplementationVariantKind.Ctor), 1))
                 .Select(i => new SafeEnumerator<ImplementationVariant>(i.GetEnumerator()))
-                .ToArray();
+                .ToList();
 
         try
         {
diff --git a/src/Pure.DI.Core/Core/MetadataValidator.cs b/src/Pure.DI.Core/Core/MetadataValidator.cs
index 2d2dfc26..c03ce8b7 100644
--- a/src/Pure.DI.Core/Core/MetadataValidator.cs
+++ b/src/Pure.DI.Core/Core/MetadataValidator.cs
@@ -12,7 +12,7 @@ internal sealed class MetadataValidator(
 {
     public bool Validate(MdSetup setup)
     {
-        if (setup.Kind == CompositionKind.Public && !setup.Roots.Any())
+        if (setup is { Kind: CompositionKind.Public, Roots.Length: 0 })
         {
             logger.CompileWarning("None of the composition roots are declared. Add at least one root.", setup.Source.GetLocation(), LogId.WarningMetadataDefect);
         }
@@ -48,8 +48,8 @@ public bool Validate(MdSetup setup)
 
         foreach (var routeGroups in setup.Roots.GroupBy(root => new Injection(InjectionKind.Root, root.RootType, root.Tag?.Value)))
         {
-            var roots = routeGroups.ToArray();
-            if (roots.Length <= 1)
+            var roots = routeGroups.ToList();
+            if (roots.Count <= 1)
             {
                 continue;
             }
@@ -149,7 +149,7 @@ private bool Validate(MdSetup setup, in MdBinding binding)
             var notSupportedContracts = binding.Contracts
                 .Where(contract => contract.ContractType != null && !supportedContracts.Contains(contract.ContractType))
                 .Select(i => i.ContractType!)
-                .ToArray();
+                .ToList();
 
             // ReSharper disable once InvertIf
             if (notSupportedContracts.Any())
diff --git a/src/Pure.DI.Core/Core/SetupsBuilder.cs b/src/Pure.DI.Core/Core/SetupsBuilder.cs
index b55a28eb..e52ed86d 100644
--- a/src/Pure.DI.Core/Core/SetupsBuilder.cs
+++ b/src/Pure.DI.Core/Core/SetupsBuilder.cs
@@ -36,7 +36,7 @@ public IEnumerable<MdSetup> Build(SyntaxUpdate update)
         }
 
         metadataSyntaxWalkerFactory().Visit(this, update);
-        if (!_setups.Any())
+        if (_setups.Count == 0)
         {
             setupCache.Set(checkSum, false);
         }
diff --git a/src/Pure.DI.Core/Core/VariationalDependencyGraphBuilder.cs b/src/Pure.DI.Core/Core/VariationalDependencyGraphBuilder.cs
index fddba0a8..0d423a80 100644
--- a/src/Pure.DI.Core/Core/VariationalDependencyGraphBuilder.cs
+++ b/src/Pure.DI.Core/Core/VariationalDependencyGraphBuilder.cs
@@ -61,7 +61,7 @@ internal sealed class VariationalDependencyGraphBuilder(
                 }
             }
 
-            if (isRoot || contracts.Any())
+            if (isRoot || contracts.Count > 0)
             {
                 allNodes.Add(new ProcessingNode(node, contracts));
             }
@@ -92,7 +92,7 @@ internal sealed class VariationalDependencyGraphBuilder(
                     .Select(CreateProcessingNode)
                     .ToArray();
 
-                if (newNodes.Any())
+                if (newNodes.Length > 0)
                 {
                     var newVariants = CreateVariants(newNodes);
                     foreach (var newVariant in newVariants)
diff --git a/tests/Pure.DI.UsageTests/Basics/ResolveMethodsScenario.cs b/tests/Pure.DI.UsageTests/Basics/ResolveMethodsScenario.cs
index a3444113..d0eb8b77 100644
--- a/tests/Pure.DI.UsageTests/Basics/ResolveMethodsScenario.cs
+++ b/tests/Pure.DI.UsageTests/Basics/ResolveMethodsScenario.cs
@@ -21,6 +21,7 @@
 #pragma warning disable CS9113 // Parameter is unread.
 namespace Pure.DI.UsageTests.Basics.ResolveMethodsScenario;
 
+using System.Diagnostics.CodeAnalysis;
 using Shouldly;
 using Xunit;