diff --git a/ICSharpCode.Decompiler/Output/TextTokenWriter.cs b/ICSharpCode.Decompiler/Output/TextTokenWriter.cs
index e9d796078..187e6ea8a 100644
--- a/ICSharpCode.Decompiler/Output/TextTokenWriter.cs
+++ b/ICSharpCode.Decompiler/Output/TextTokenWriter.cs
@@ -283,6 +283,17 @@ namespace ICSharpCode.Decompiler
output.WriteReference(member, keyword);
return;
}
+ // As primary expressions, 'this' and 'base' reference the current and the
+ // base type respectively, matching IDE go-to-definition behavior.
+ if (nodeStack.Peek() is ThisReferenceExpression or BaseReferenceExpression)
+ {
+ var type = ((Expression)nodeStack.Peek()).GetResolveResult().Type;
+ if (type.Kind != TypeKind.Unknown)
+ {
+ output.WriteReference(type, keyword);
+ return;
+ }
+ }
}
// Make the 'override' modifier a reference to the nearest overridden member,
// so that go-to-definition on 'override' navigates to the base member.
diff --git a/ILSpy.Tests/TextView/KeywordReferenceTests.cs b/ILSpy.Tests/TextView/KeywordReferenceTests.cs
new file mode 100644
index 000000000..1c7048098
--- /dev/null
+++ b/ILSpy.Tests/TextView/KeywordReferenceTests.cs
@@ -0,0 +1,107 @@
+// Copyright (c) 2026 Siegfried Pammer
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of this
+// software and associated documentation files (the "Software"), to deal in the Software
+// without restriction, including without limitation the rights to use, copy, modify, merge,
+// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
+// to whom the Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all copies or
+// substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
+// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
+// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
+// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+
+using System;
+using System.Linq;
+
+using ICSharpCode.Decompiler;
+using ICSharpCode.Decompiler.CSharp;
+using ICSharpCode.Decompiler.CSharp.OutputVisitor;
+using ICSharpCode.Decompiler.CSharp.Syntax;
+using ICSharpCode.Decompiler.TypeSystem;
+
+using ICSharpCode.ILSpy.TextView;
+
+using NUnit.Framework;
+
+namespace ICSharpCode.ILSpy.Tests.TextView;
+
+///
+/// Pins which keywords the C# output links as navigable references:
+/// 'this' and 'base' primary expressions reference the current and base type,
+/// and the 'override' modifier references the overridden base member.
+///
+[TestFixture]
+public class KeywordReferenceTests
+{
+ AvaloniaEditTextOutput output = null!;
+ string text = null!;
+
+ [OneTimeSetUp]
+ public void Setup()
+ {
+ var fileName = GetType().Assembly.Location;
+ var decompiler = new CSharpDecompiler(fileName, new DecompilerSettings());
+ var syntaxTree = decompiler.DecompileType(new FullTypeName(typeof(KeywordDerived).FullName!));
+ syntaxTree.AcceptVisitor(new InsertParenthesesVisitor { InsertParenthesesForReadability = true });
+ var settings = new DecompilerSettings();
+ output = new AvaloniaEditTextOutput();
+ var tokenWriter = new ICSharpCode.Decompiler.TextTokenWriter(output, settings);
+ syntaxTree.AcceptVisitor(new CSharpOutputVisitor(tokenWriter, settings.CSharpFormattingOptions));
+ text = output.GetText();
+ }
+
+ [Test]
+ public void BaseKeywordReferencesTheBaseType()
+ {
+ var reference = ReferencesFor("base").Select(r => r.Reference).OfType().FirstOrDefault();
+ Assert.That(reference, Is.Not.Null, "the 'base' keyword must carry a type reference");
+ Assert.That(reference!.Name, Is.EqualTo(nameof(KeywordBase)));
+ }
+
+ [Test]
+ public void ThisKeywordReferencesTheCurrentType()
+ {
+ var reference = ReferencesFor("this").Select(r => r.Reference).OfType().FirstOrDefault();
+ Assert.That(reference, Is.Not.Null, "the 'this' keyword must carry a type reference");
+ Assert.That(reference!.Name, Is.EqualTo(nameof(KeywordDerived)));
+ }
+
+ [Test]
+ public void OverrideModifierReferencesTheOverriddenMember()
+ {
+ var reference = ReferencesFor("override").Select(r => r.Reference).OfType().FirstOrDefault();
+ Assert.That(reference, Is.Not.Null, "the 'override' modifier must carry a member reference");
+ Assert.That(reference!.DeclaringTypeDefinition!.Name, Is.EqualTo(nameof(KeywordBase)));
+ }
+
+ System.Collections.Generic.IEnumerable ReferencesFor(string keyword)
+ {
+ return output.References.Where(r => text.Substring(r.StartOffset, r.Length) == keyword);
+ }
+}
+
+public class KeywordBase
+{
+ public virtual void TestMethod() => throw new NotImplementedException();
+}
+
+public class KeywordDerived : KeywordBase
+{
+ public int TestField;
+
+ public override void TestMethod()
+ {
+ base.TestMethod();
+ }
+
+ public void Assign(int TestField)
+ {
+ this.TestField = TestField;
+ }
+}