diff --git a/src/IDisposableGenerator/ClassItems.cs b/src/IDisposableGenerator/ClassItems.cs
index 08d767f..4d19549 100644
--- a/src/IDisposableGenerator/ClassItems.cs
+++ b/src/IDisposableGenerator/ClassItems.cs
@@ -5,10 +5,10 @@ internal class ClassItems
     public string? Name { get; set; }
     public Accessibility Accessibility { get; set; }
     public bool Stream { get; set; }
-    public List<string> Owns { get; } = new();
-    public List<string> Fields { get; } = new();
-    public List<string> SetNull { get ; } = new();
-    public List<string> Methods { get; } = new();
+    public List<string> Owns { get; } = [];
+    public List<string> Fields { get; } = [];
+    public List<string> SetNull { get; } = [];
+    public List<string> Methods { get; } = [];
 
     public bool AddSetNull(ISymbol member)
     {
@@ -42,13 +42,14 @@ public bool NameEquals(string name)
     [ExcludeFromCodeCoverage]
     public override string ToString()
     {
-        return $@"Class: Name {(
-            this.Name)}, Accessibility: {(
-            this.Accessibility)}, Stream: {(
-            this.Stream)}, Owns Count: {(
-            this.Owns.Count)}, Fields Count: {(
-            this.Fields.Count)}, SetNull Count: {(
-            this.SetNull.Count)}, Methods Count: {(
-            this.Methods.Count)}";
+        var result = new StringBuilder();
+        _ = result.Append($"Class: Name {this.Name}")
+            .Append($", Accessibility: {this.Accessibility}")
+            .Append($", Stream: {this.Stream}")
+            .Append($", Owns Count: {this.Owns.Count}")
+            .Append($", Fields Count: {this.Fields.Count}")
+            .Append($", SetNull Count: {this.SetNull.Count}")
+            .Append($", Methods Count: {this.Methods.Count}");
+        return result.ToString();
     }
 }
diff --git a/src/IDisposableGenerator/DisposableCodeWriter.cs b/src/IDisposableGenerator/DisposableCodeWriter.cs
index 0eba3b3..a424d69 100644
--- a/src/IDisposableGenerator/DisposableCodeWriter.cs
+++ b/src/IDisposableGenerator/DisposableCodeWriter.cs
@@ -24,13 +24,13 @@ Implements IDisposable
         Private isDisposed As Boolean
 ");
 
-                if (classItem.Owns.Any() && !classItem.Stream)
+                if (classItem.Owns.Count is not 0 && !classItem.Stream)
                 {
                     _ = sourceBuilder.Append(@"
         Friend Property IsOwned As Boolean
 ");
                 }
-                else if (classItem.Owns.Any() && classItem.Stream)
+                else if (classItem.Owns.Count is not 0 && classItem.Stream)
                 {
                     _ = sourceBuilder.Append(@"
         Friend ReadOnly Property KeepOpen As Boolean
@@ -49,7 +49,7 @@ End Sub
         Protected Overrides")} Sub Dispose(ByVal disposing As Boolean)
             If Not Me.isDisposed AndAlso disposing Then
 ");
-                if (classItem.Methods.Any())
+                if (classItem.Methods.Count is not 0)
                 {
                     foreach (var methodItem in classItem.Methods)
                     {
@@ -58,7 +58,7 @@ If Not Me.isDisposed AndAlso disposing Then
                     }
                 }
 
-                if (classItem.Owns.Any())
+                if (classItem.Owns.Count is not 0)
                 {
                     _ = sourceBuilder.Append($@"                If {(classItem.Stream ? "Not Me.KeepOpen" : "Me.IsOwned")} Then
 ");
@@ -74,7 +74,7 @@ If Not Me.isDisposed AndAlso disposing Then
 ");
                 }
 
-                if (classItem.Fields.Any())
+                if (classItem.Fields.Count is not 0)
                 {
                     foreach (var fieldItem in classItem.Fields)
                     {
@@ -85,7 +85,7 @@ If Not Me.isDisposed AndAlso disposing Then
                     }
                 }
 
-                if (classItem.SetNull.Any())
+                if (classItem.SetNull.Count is not 0)
                 {
                     foreach (var nullItem in classItem.SetNull)
                     {
@@ -104,7 +104,7 @@ End If
             MyBase.Dispose(disposing)
 ");
                 }
-                
+
                 _ = sourceBuilder.Append(@"        End Sub
     End Class
 ");
@@ -135,13 +135,13 @@ namespace {workItem.Namespace};
 {{
     private bool isDisposed;
 ");
-                if (classItem.Owns.Any() && !classItem.Stream)
+                if (classItem.Owns.Count is not 0 && !classItem.Stream)
                 {
                     _ = sourceBuilder.Append(@"
     internal bool IsOwned { get; set; }
 ");
                 }
-                else if (classItem.Owns.Any() && classItem.Stream)
+                else if (classItem.Owns.Count is not 0 && classItem.Stream)
                 {
                     _ = sourceBuilder.Append(@"
     internal bool KeepOpen { get; }
@@ -160,7 +160,7 @@ namespace {workItem.Namespace};
         if (!this.isDisposed && disposing)
         {{
 ");
-                if (classItem.Methods.Any())
+                if (classItem.Methods.Count is not 0)
                 {
                     foreach (var methodItem in classItem.Methods)
                     {
@@ -169,7 +169,7 @@ namespace {workItem.Namespace};
                     }
                 }
 
-                if (classItem.Owns.Any())
+                if (classItem.Owns.Count is not 0)
                 {
                     _ = sourceBuilder.Append($@"            if ({(classItem.Stream ? "!this.KeepOpen" : "this.IsOwned")})
             {{
@@ -186,7 +186,7 @@ namespace {workItem.Namespace};
 ");
                 }
 
-                if (classItem.Fields.Any())
+                if (classItem.Fields.Count is not 0)
                 {
                     foreach (var fieldItem in classItem.Fields)
                     {
@@ -197,7 +197,7 @@ namespace {workItem.Namespace};
                     }
                 }
 
-                if (classItem.SetNull.Any())
+                if (classItem.SetNull.Count is not 0)
                 {
                     foreach (var nullItem in classItem.SetNull)
                     {
@@ -249,13 +249,13 @@ namespace {workItem.Namespace}
     {{
         private bool isDisposed;
 ");
-                if (classItem.Owns.Any() && !classItem.Stream)
+                if (classItem.Owns.Count is not 0 && !classItem.Stream)
                 {
                     _ = sourceBuilder.Append(@"
         internal bool IsOwned { get; set; }
 ");
                 }
-                else if (classItem.Owns.Any() && classItem.Stream)
+                else if (classItem.Owns.Count is not 0 && classItem.Stream)
                 {
                     _ = sourceBuilder.Append(@"
         internal bool KeepOpen { get; }
@@ -274,7 +274,7 @@ namespace {workItem.Namespace}
             if (!this.isDisposed && disposing)
             {{
 ");
-                if (classItem.Methods.Any())
+                if (classItem.Methods.Count is not 0)
                 {
                     foreach (var methodItem in classItem.Methods)
                     {
@@ -283,7 +283,7 @@ namespace {workItem.Namespace}
                     }
                 }
 
-                if (classItem.Owns.Any())
+                if (classItem.Owns.Count is not 0)
                 {
                     _ = sourceBuilder.Append($@"                if ({(classItem.Stream ? "!this.KeepOpen" : "this.IsOwned")})
                 {{
@@ -300,7 +300,7 @@ namespace {workItem.Namespace}
 ");
                 }
 
-                if (classItem.Fields.Any())
+                if (classItem.Fields.Count is not 0)
                 {
                     foreach (var fieldItem in classItem.Fields)
                     {
@@ -311,7 +311,7 @@ namespace {workItem.Namespace}
                     }
                 }
 
-                if (classItem.SetNull.Any())
+                if (classItem.SetNull.Count is not 0)
                 {
                     foreach (var nullItem in classItem.SetNull)
                     {
diff --git a/src/IDisposableGenerator/WorkItem.cs b/src/IDisposableGenerator/WorkItem.cs
index 9e6683d..4d2a955 100644
--- a/src/IDisposableGenerator/WorkItem.cs
+++ b/src/IDisposableGenerator/WorkItem.cs
@@ -3,7 +3,7 @@ namespace IDisposableGenerator;
 internal class WorkItem
 {
     public string Namespace { get; set; } = null!;
-    public List<ClassItems> Classes { get; } = new();
+    public List<ClassItems> Classes { get; } = [];
 
     public ClassItems? GetClassItems(INamedTypeSymbol testClass)
         => this.Classes.FirstOrDefault(
@@ -15,8 +15,8 @@ public override string ToString()
         var sb = new StringBuilder($"Namespace: Name: {this.Namespace}");
         foreach (var classItems in this.Classes)
         {
-            sb.AppendLine();
-            sb.Append($"Class Item {this.Classes.IndexOf(classItems)}: {classItems}");
+            _ = sb.AppendLine();
+            _ = sb.Append($"Class Item {this.Classes.IndexOf(classItems)}: {classItems}");
         }
 
         return sb.ToString();
diff --git a/src/IDisposableGenerator/WorkItemCollection.cs b/src/IDisposableGenerator/WorkItemCollection.cs
index 9d95e27..9530cb6 100644
--- a/src/IDisposableGenerator/WorkItemCollection.cs
+++ b/src/IDisposableGenerator/WorkItemCollection.cs
@@ -1,20 +1,17 @@
 namespace IDisposableGenerator;
 
-internal class WorkItemCollection
+internal class WorkItemCollection(Compilation compilation)
 {
-    internal Compilation Compilation { get; }
-    private List<WorkItem> WorkItems { get; } = new();
-
-    public WorkItemCollection(Compilation compilation)
-        => this.Compilation = compilation;
+    internal Compilation Compilation { get; } = compilation;
+    private List<WorkItem> WorkItems { get; } = [];
 
     public int Count => this.WorkItems.Count;
 
     public void Process(INamedTypeSymbol testClass, CancellationToken ct)
     {
         ct.ThrowIfCancellationRequested();
-        AddFromNamespace(testClass.FullNamespace());
-        var workItem = FindWithNamespace(testClass.FullNamespace());
+        this.AddFromNamespace(testClass.FullNamespace());
+        var workItem = this.FindWithNamespace(testClass.FullNamespace());
         ct.ThrowIfCancellationRequested();
 
         // Avoid a bug that would set namespace to "IDisposableGenerator"
@@ -28,7 +25,7 @@ public void Process(INamedTypeSymbol testClass, CancellationToken ct)
         var classItemsQuery =
             from att in testClass.GetAttributes()
             where att.AttributeClass!.Name.Equals(
-                "GenerateDisposeAttribute")
+                "GenerateDisposeAttribute", StringComparison.Ordinal)
             select GetClassItem(att, testClass);
         var memberQuery =
             from member in testClass.GetMembers()
@@ -94,7 +91,7 @@ private void AddFromNamespace(string nameSpace)
             return;
         }
 
-        WorkItems.Add(new WorkItem
+        this.WorkItems.Add(new WorkItem
         {
             Namespace = nameSpace,
         });