godot/modules/mono/editor/Godot.NET.Sdk/Godot.SourceGenerators.Tests/TestData/Sources/ExportDiagnostics_GD0109.cs

using Godot;
using Godot.Collections;

[Tool]
public partial class ExportDiagnostics_GD0109 : Node
{
    [Export, ExportToolButton("")]
    public Callable {|GD0109:MyButton|};
}