diff --git a/StgSharp.Common/State/ISimpleStateMachine.cs b/StgSharp.Common/State/ISimpleStateMachine.cs
index b022a65a..6e7e7f95 100644
--- a/StgSharp.Common/State/ISimpleStateMachine.cs
+++ b/StgSharp.Common/State/ISimpleStateMachine.cs
@@ -1,4 +1,4 @@
-//-----------------------------------------------------------------------
+//-----------------------------------------------------------------------
 // -----------------------------------------------------------------------
 // file="ISimpleStateMachine"
 // Project: StgSharp
@@ -28,24 +28,29 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using System.Numerics;
 using System.Text;
 using System.Threading.Tasks;
 
 namespace StgSharp.State
 {
     public interface ISimpleStateMachine<TStateNode, TStateLabel, TStateContext>
-        where TStateNode: ISimpleStateMachineNode<TStateLabel, TStateContext>
-        where TStateLabel: unmanaged, Enum
-        where TStateContext: StateContext
+        where TStateNode : ISimpleStateMachineNode<TStateLabel, TStateContext>
+        where TStateLabel : unmanaged, IEquatable<TStateLabel>
+        where TStateContext : StateContext
     {
 
-        ref readonly TStateNode this[TStateLabel label] { get; }
+        ref readonly TStateNode this[
+                                TStateLabel label
+        ] { get; }
 
         ref readonly TStateNode GetCurrentStateNode();
 
         void Reset();
 
-        bool TryMoveNext(TStateContext ctx);
+        bool TryMoveNext(
+             TStateContext ctx
+        );
 
     }
 }
diff --git a/StgSharp.Common/State/ISimpleStateMachineNode.cs b/StgSharp.Common/State/ISimpleStateMachineNode.cs
index 46473ff6..355dfecd 100644
--- a/StgSharp.Common/State/ISimpleStateMachineNode.cs
+++ b/StgSharp.Common/State/ISimpleStateMachineNode.cs
@@ -1,9 +1,9 @@
-//-----------------------------------------------------------------------
+//-----------------------------------------------------------------------
 // -----------------------------------------------------------------------
 // file="ISimpleStateMachineNode"
 // Project: StgSharp
-// AuthorGroup: Nitload Space
-// Copyright (c) Nitload Space. All rights reserved.
+// AuthorGroup: Nitload
+// Copyright (c) Nitload. All rights reserved.
 //     
 // Permission is hereby granted, free of charge, to any person obtaining a copy
 // of this software and associated documentation files (the "Software"), to deal
@@ -28,18 +28,28 @@
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using System.Numerics;
 using System.Text;
 using System.Threading.Tasks;
 
 namespace StgSharp.State
 {
-    public interface ISimpleStateMachineNode<TLabel, TStateContext> where TLabel: unmanaged, Enum
-        where TStateContext: StateContext
+    public abstract class SimpleStateMachineNode<TLabel, TStateContext>
+        where TLabel : unmanaged, IEquatable<TLabel>
+        where TStateContext : StateContext
     {
 
-        public ICollection<TLabel> AvailableStateLabels { get; }
+        private List<Func<SimpleStateMachineNode<TLabel, TStateContext>, SimpleStateMachineNode<TLabel, TStateContext>, TStateContext, bool>>
+                _jumpRule;
+        private List<(int, SimpleStateMachineNode<TLabel, TStateContext>)> _jumpTable;
 
-        bool TryGetNextStateLabel(TLabel label, TStateContext context, out TLabel nextLabel);
+        public IReadOnlyCollection<(int, SimpleStateMachineNode<TLabel, TStateContext>)>
+                AvailableNodes => _jumpTable;
+
+        public abstract bool TryTransaction(
+                             TStateContext context,
+                             out TLabel label
+        );
 
     }
 }
diff --git a/StgSharp.RegularAnalysis/RegularExpression.StateMachine.cs b/StgSharp.RegularAnalysis/RegularExpression.StateMachine.cs
index 7ef625ca..4c96107b 100644
--- a/StgSharp.RegularAnalysis/RegularExpression.StateMachine.cs
+++ b/StgSharp.RegularAnalysis/RegularExpression.StateMachine.cs
@@ -1,9 +1,9 @@
-//-----------------------------------------------------------------------
+//-----------------------------------------------------------------------
 // -----------------------------------------------------------------------
 // file="RegularExpression.StateMachine"
 // Project: StgSharp
-// AuthorGroup: Nitload Space
-// Copyright (c) Nitload Space. All rights reserved.
+// AuthorGroup: Nitload
+// Copyright (c) Nitload. All rights reserved.
 //     
 // Permission is hereby granted, free of charge, to any person obtaining a copy
 // of this software and associated documentation files (the "Software"), to deal
@@ -41,9 +41,49 @@ namespace StgSharp.RegularAnalysis
 
         private readonly RegularExpressionState _state;
 
-        private class RegularExpressionState : ISimpleStateMachine<, RegularExpressionCases, RegularExpressionStateContext> { }
+        private class RegularExpressionState : ISimpleStateMachine<RegularExpressionStateNode, int, RegularExpressionStateContext>
+        {
 
-        private enum RegularExpressionCases { }
+            public ref readonly RegularExpressionStateNode this[
+                                                           int label
+            ] => throw new NotImplementedException();
+
+            public ref readonly RegularExpressionStateNode GetCurrentStateNode()
+            {
+                throw new NotImplementedException();
+            }
+
+            public void Reset()
+            {
+                throw new NotImplementedException();
+            }
+
+            public bool TryMoveNext(
+                        RegularExpressionStateContext ctx
+            )
+            {
+                throw new NotImplementedException();
+            }
+
+        }
+
+        private struct RegularExpressionStateNode : ISimpleStateMachineNode<int, RegularExpressionStateContext>
+        {
+
+            public ICollection<int> AvailableStateLabels => throw new NotImplementedException();
+
+            public SimpleStateMachineNodeTransition<int, RegularExpressionStateContext>
+                        Transition => throw new NotImplementedException();
+
+            public bool TryTransaction(
+                        RegularExpressionStateContext context,
+                        out int label
+            )
+            {
+                throw new NotImplementedException();
+            }
+
+        }
 
         private class RegularExpressionStateContext : StateContext
         {