prefix replaces CONDITION

SS_error.log

@@ -3,3 +3,8 @@
 
 
 [2026-05-13 11:33:26.040] [Info] Program StgSharpDebug, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null on GF-CHEN-LIU Started.
+
+
+
+
+[2026-07-06 16:49:29.987] [Info] Program StgSharpDebug, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null on GF-CHEN-LIU Started.

StgSharp.RegularAnalysis/Text/RegexAnalyzerFrontEnd.PrefixEmit.cs

@@ -0,0 +1,449 @@
+//-----------------------------------------------------------------------
+// -----------------------------------------------------------------------
+// file="RegexAnalyzerFrontEnd.PrefixEmit"
+// Project: StgSharp
+// 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
+// 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.Collections.Generic;
+using System.Linq;
+using System.Runtime.InteropServices;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace StgSharp.RegularAnalysis.Text
+{
+    public static partial class RegexAnalyzerFrontEnd
+    {
+
+        internal static List<RegexIR> EmitPrefix(
+                                      List<RegexIR> irList
+        )
+        {
+            List<RegexIR> origin = irList;
+            List<RegexIR> result = new(origin.Count);
+            Span<RegexIR> origin_span = CollectionsMarshal.AsSpan(origin);
+
+            int region_name = 1;
+            EmitPrefix(origin_span, result, 0, 0);
+            FixLineObservation(result);
+
+            return result;
+
+            void EmitPrefix(
+                 ReadOnlySpan<RegexIR> region,
+                 List<RegexIR> result,
+                 int currentRegion,
+                 int lineBase
+            )
+            {
+                ReadOnlySpan<RegexIR> emit_window;
+                int index = 0;
+                while (index < region.Length)
+                {
+                    emit_window = region[index..];
+
+                    int emitResult;
+                    if ((emitResult = TryEmitGroupFindPack(emit_window, result, currentRegion, lineBase)) > 0)
+                    {
+                        index += emitResult;
+                    } else if ((emitResult = TryEmitTryGroupTail(emit_window, result, currentRegion, lineBase)) > 0)
+                    {
+                        index += emitResult;
+                    } else if ((emitResult = TryEmitAltChain(emit_window, result, currentRegion, lineBase)) > 0)
+                    {
+                        index += emitResult;
+                    } else if ((emitResult = TryEmitAltSuccessTail(emit_window, result, currentRegion, lineBase)) > 0)
+                    {
+                        index += emitResult;
+                    } else if ((emitResult = TryEmitAltFailTail(emit_window, result, currentRegion, lineBase)) > 0)
+                    {
+                        index += emitResult;
+                    } else if ((emitResult = TryEmitTryIR(emit_window, result, currentRegion, lineBase)) > 0)
+                    {
+                        index += emitResult;
+                    } else
+                    {
+                        result.Add(CloneIR(emit_window[0], currentRegion));
+                        index++;
+                    }
+                }
+            }
+
+            int TryEmitTryGroupTail(
+                ReadOnlySpan<RegexIR> origin,
+                List<RegexIR> result,
+                int currentRegion,
+                int lineBase
+            )
+            {
+                if (origin.Length < 5 || origin[0] is not RegexTryIR _try) {
+                    return -1;
+                }
+
+                int tailOffset = _try.CommandCount + 1;
+                if (origin.Length < tailOffset + 3 ||
+                    origin[tailOffset] is not RegexConditionIR { SuccessCase: 2, FailCase: 1 } condition ||
+                    origin[tailOffset + 1] is not RegexPopIR { IsSuccess: false } pop ||
+                    origin[tailOffset + 2] is not RegexPackIR { Condition: true } pack) {
+                    return -1;
+                }
+
+                int tryOutputIndex = result.Count;
+                int emitCount = TryEmitTryIR(
+                    origin,
+                    result,
+                    currentRegion,
+                    lineBase,
+                    foldSingleInstructionTry: false);
+                if (emitCount <= 0 || result[tryOutputIndex] is not RegexTryIR emittedTry) {
+                    return -1;
+                }
+
+                _ = condition;
+                int regionId = emittedTry.Prefix.WorkingRegion;
+
+                RegexIR prefixedPop = CloneIR(pop, regionId);
+                ApplyPrefix(
+                    prefixedPop,
+                    regionId,
+                    RegexIRPrefixMask.Prev_Fail | RegexIRPrefixMask.Observe_Region,
+                    regionId);
+
+                RegexIR prefixedPack = CloneIR(pack, regionId);
+                ApplyPrefix(
+                    prefixedPack,
+                    regionId,
+                    RegexIRPrefixMask.Prev_Success | RegexIRPrefixMask.Observe_Region,
+                    regionId);
+
+                result.Add(prefixedPop);
+                result.Add(prefixedPack);
+                return emitCount + 3;
+            }
+
+            int TryEmitAltChain(
+                ReadOnlySpan<RegexIR> origin,
+                List<RegexIR> result,
+                int currentRegion,
+                int lineBase
+            )
+            {
+                if (origin.Length < 3 ||
+                    origin[0] is not RegexConditionIR { SuccessCase: 1, FailCase: 2 } ||
+                    origin[1] is not RegexPopIR { IsSuccess: true } ||
+                    origin[2] is not RegexTryIR) {
+                    return -1;
+                }
+
+                int observeRegion = currentRegion;
+                RegexIRPrefixMask observeMask = RegexIRPrefixMask.Observe_Region;
+                int observeSource = currentRegion;
+                if (result.Count > 0)
+                {
+                    RegexIR previous = result[^1];
+                    observeRegion = GetObservedRegion(previous, currentRegion);
+                    GetObservation(previous, result, lineBase, currentRegion, out observeMask, out observeSource);
+                    ApplyPrefix(previous, observeRegion, RegexIRPrefixMask.Pop_Success, observeRegion);
+                }
+
+                RegexIRPrefixMask mask = RegexIRPrefixMask.Prev_Fail | observeMask;
+                int emit_count = TryEmitTryIR(origin[2..], result, currentRegion, lineBase, mask, observeSource, observeRegion);
+                return emit_count < 0 ? -1 : emit_count + 2;
+            }
+
+            int TryEmitAltSuccessTail(
+                ReadOnlySpan<RegexIR> origin,
+                List<RegexIR> result,
+                int currentRegion,
+                int lineBase
+            )
+            {
+                if (origin.Length < 2 ||
+                    origin[0] is not RegexConditionIR { SuccessCase: 1, FailCase: 2 } ||
+                    origin[1] is not RegexPopIR { IsSuccess: true } ||
+                    result.Count == 0) {
+                    return -1;
+                }
+
+                RegexIR previous = result[^1];
+                int observeRegion = GetObservedRegion(previous, currentRegion);
+                ApplyPrefix(previous, observeRegion, RegexIRPrefixMask.Pop_Success, observeRegion);
+                return 2;
+            }
+
+            int TryEmitAltFailTail(
+                ReadOnlySpan<RegexIR> origin,
+                List<RegexIR> result,
+                int currentRegion,
+                int lineBase
+            )
+            {
+                if (origin.Length < 1 ||
+                    origin[0] is not RegexPopIR { IsSuccess: false } pop ||
+                    result.Count == 0) {
+                    return -1;
+                }
+
+                RegexIR previous = result[^1];
+                if ((previous.Prefix.Mask & RegexIRPrefixMask.Pop_Success) == 0) {
+                    return -1;
+                }
+
+                GetObservation(
+                    previous,
+                    result,
+                    lineBase,
+                    currentRegion,
+                    out RegexIRPrefixMask observeMask,
+                    out int observeSource);
+                RegexIR prefixedPop = CloneIR(pop, currentRegion);
+                ApplyPrefix(
+                    prefixedPop,
+                    currentRegion,
+                    RegexIRPrefixMask.Prev_Fail | observeMask,
+                    observeSource);
+                result.Add(prefixedPop);
+                return 1;
+            }
+
+            // convert TRY into region
+            int TryEmitTryIR(
+                ReadOnlySpan<RegexIR> origin,
+                List<RegexIR> result,
+                int currentRegion,
+                int lineBase,
+                RegexIRPrefixMask mask = 0,
+                int observeSource = 0,
+                int reuseRegion = 0,
+                bool foldSingleInstructionTry = true
+            )
+            {
+                if (origin.Length == 0 || origin[0] is not RegexTryIR _try) {
+                    return -1;
+                }
+
+                int commandCount = _try.CommandCount;
+                if (origin.Length < commandCount + 1) {
+                    return -1;
+                }
+
+                int regionId = reuseRegion == 0 ? region_name : reuseRegion;
+                if (reuseRegion == 0) {
+                    region_name++;
+                }
+
+                if (foldSingleInstructionTry &&
+                    commandCount == 1 &&
+                    IsFoldableSingleTryInstruction(origin[1])) {
+                    RegexIR folded = CloneIR(origin[1], regionId);
+                    int foldedObserveSource =
+                        (mask & RegexIRPrefixMask.ObserveMethod) != 0 ?
+                        observeSource :
+                        _try.Prefix.ObserveSource;
+                    folded.Prefix = new RegexIRPrefix(
+                        regionId,
+                        folded.Prefix.Mask | _try.Prefix.Mask | mask,
+                        foldedObserveSource);
+                    result.Add(folded);
+                    return commandCount + 1;
+                }
+
+                List<RegexIR> sub_ir = new(commandCount);
+                ReadOnlySpan<RegexIR> try_region = origin.Slice(1, commandCount);
+                EmitPrefix(try_region, sub_ir, regionId, lineBase + result.Count + 1);
+
+                RegexTryIR newTry = new(sub_ir.Count)
+                {
+                    IsFullyOptimized = _try.IsFullyOptimized,
+                    Prefix = new RegexIRPrefix(regionId, _try.Prefix.Mask | mask, observeSource)
+                };
+                result.Add(newTry);
+                result.AddRange(sub_ir);
+                return commandCount + 1;
+            }
+
+            int TryEmitGroupFindPack(
+                ReadOnlySpan<RegexIR> origin,
+                List<RegexIR> result,
+                int currentRegion,
+                int lineBase
+            )
+            {
+                if (origin.Length < 5 ||
+                    origin[0] is not RegexTryIR { CommandCount: 1 } _try ||
+                    origin[1] is not RegexFindComplexIR find ||
+                    origin[2] is not RegexConditionIR { SuccessCase: 2, FailCase: 1 } ||
+                    origin[3] is not RegexPopIR { IsSuccess: false } ||
+                    origin[4] is not RegexPackIR { Condition: true } pack) {
+                    return -1;
+                }
+
+                int regionId = region_name;
+                region_name++;
+
+                RegexIRPrefixMask findMask = find.Prefix.Mask | _try.Prefix.Mask;
+                int findObserveSource =
+                    (find.Prefix.Mask & RegexIRPrefixMask.ObserveMethod) != 0 ?
+                    find.Prefix.ObserveSource :
+                    _try.Prefix.ObserveSource;
+
+                RegexFindComplexIR newFind = new(find.IsNearest, find.CommandCount)
+                {
+                    IsFullyOptimized = find.IsFullyOptimized,
+                    Prefix = new RegexIRPrefix(regionId, findMask, findObserveSource)
+                };
+                RegexPackIR newPack = new(pack.Condition, pack.GroupName)
+                {
+                    Prefix = new RegexIRPrefix(
+                        regionId,
+                        pack.Prefix.Mask | RegexIRPrefixMask.Prev_Success | RegexIRPrefixMask.Observe_Line,
+                        -1)
+                };
+
+                result.Add(newFind);
+                result.Add(newPack);
+                return 5;
+            }
+
+            static int GetObservedRegion(
+                       RegexIR ir,
+                       int currentRegion
+            )
+            {
+                return ir.Prefix.WorkingRegion == 0 ? currentRegion : ir.Prefix.WorkingRegion;
+            }
+
+            static void GetObservation(
+                        RegexIR ir,
+                        List<RegexIR> result,
+                        int lineBase,
+                        int currentRegion,
+                        out RegexIRPrefixMask observeMask,
+                        out int observeSource
+            )
+            {
+                if (IsLineObservable(ir))
+                {
+                    observeMask = RegexIRPrefixMask.Observe_Line;
+                    observeSource = -1;
+                } else
+                {
+                    observeMask = RegexIRPrefixMask.Observe_Region;
+                    observeSource = GetObservedRegion(ir, currentRegion);
+                }
+            }
+
+            static void FixLineObservation(
+                        List<RegexIR> result
+            )
+            {
+                for (int i = 0; i < result.Count; i++)
+                {
+                    RegexIRPrefix prefix = result[i].Prefix;
+                    if ((prefix.Mask & RegexIRPrefixMask.Observe_Line) == 0) {
+                        continue;
+                    }
+
+                    result[i].Prefix = new RegexIRPrefix(
+                        prefix.WorkingRegion,
+                        prefix.Mask,
+                        i - 1);
+                }
+            }
+
+            static bool IsFoldableSingleTryInstruction(
+                        RegexIR ir
+            )
+            {
+                return IsLineObservable(ir) &&
+                       (ir.Prefix.Mask & RegexIRPrefixMask.ExeCondition) == 0 &&
+                       (ir.Prefix.Mask & RegexIRPrefixMask.ObserveMethod) == 0;
+            }
+
+            static bool IsLineObservable(
+                        RegexIR ir
+            )
+            {
+                return ir is RegexMatchSeqIR or
+                             RegexMatchSetIR or
+                             RegexCountSeqIR or
+                             RegexCountSetIR or
+                             RegexFindSeqIR or
+                             RegexFindComplexIR;
+            }
+
+            static void ApplyPrefix(
+                        RegexIR ir,
+                        int workingRegion,
+                        RegexIRPrefixMask mask,
+                        int observeSource
+            )
+            {
+                ir.Prefix = new RegexIRPrefix(
+                    workingRegion,
+                    ir.Prefix.Mask | mask,
+                    observeSource);
+            }
+
+            static RegexIR CloneIR(
+                           RegexIR ir,
+                           int currentRegion
+            )
+            {
+                RegexIR clone = ir switch
+                {
+                    RegexFindComplexIR find => new RegexFindComplexIR(find.IsNearest, find.CommandCount)
+                    {
+                        IsFullyOptimized = find.IsFullyOptimized
+                    },
+                    RegexFindSeqIR find => new RegexFindSeqIR(find.Pattern, find.IsFirst),
+                    RegexMatchSeqIR match => new RegexMatchSeqIR(match.Pattern),
+                    RegexMatchSetIR match => new RegexMatchSetIR(match.Charset),
+                    RegexConditionIR condition => new RegexConditionIR(condition.SuccessCase, condition.FailCase),
+                    RegexPackIR pack => new RegexPackIR(pack.Condition, pack.GroupName),
+                    RegexCountComplexIR count => new RegexCountComplexIR(count.Min, count.Max, count.IsGreedy, count.CommandCount)
+                    {
+                        IsFullyOptimized = count.IsFullyOptimized
+                    },
+                    RegexCountSeqIR count => new RegexCountSeqIR(count.Min, count.Max, count.IsGreedy, count.Sequence),
+                    RegexCountSetIR count => new RegexCountSetIR(count.Min, count.Max, count.IsGreedy, count.CharSet),
+                    RegexTryIR tryIR => new RegexTryIR(tryIR.CommandCount)
+                    {
+                        IsFullyOptimized = tryIR.IsFullyOptimized
+                    },
+                    RegexPopIR pop => new RegexPopIR(pop.IsSuccess),
+                    _ => throw new NotSupportedException($"Unsupported IR type: {ir.GetType().Name}")
+                };
+
+                clone.Prefix = new RegexIRPrefix(
+                    ir.Prefix.WorkingRegion == 0 ? currentRegion : ir.Prefix.WorkingRegion,
+                    ir.Prefix.Mask,
+                    ir.Prefix.ObserveSource);
+                return clone;
+            }
+        }
+
+    }
+}

StgSharp.RegularAnalysis/Text/RegexAnalyzerFrontEnd.cs

@@ -1,6 +1,6 @@
 //-----------------------------------------------------------------------
 // -----------------------------------------------------------------------
-// file="RegexAnalyzer"
+// file="RegexAnalyzerFrontEnd"
 // Project: StgSharp
 // AuthorGroup: Nitload
 // Copyright (c) Nitload. All rights reserved.
@@ -29,6 +29,7 @@ using StgSharp.RegularAnalysis.Abstraction;
 using System;
 using System.Collections.Generic;
 using System.Linq;
+using System.Linq.Expressions;
 using System.Reflection.Emit;
 using System.Runtime.CompilerServices;
 using System.Text;
@@ -76,18 +77,35 @@ namespace StgSharp.RegularAnalysis.Text
         {
             // RegexAnalyzer interpreter = new();
             // interpreter._source = regex;
+            AbstractSyntaxTree<RegexAstNode, RegexElementLabel> tree;
             try
             {
-                AbstractSyntaxTree<RegexAstNode, RegexElementLabel> tree = GenerateAST(regex);
+                tree = GenerateAST(regex);
                 OptimizeTree(tree);
-                List<RegexIR> base_ir = GenerateIR(tree);
-                ScanAndOptimizeIR(base_ir, out List<RegexIR> opt_ir);
-                return new TextRegexSource(regex, tree, base_ir, opt_ir);
             }
             catch (Exception ex)
             {
                 return new TextRegexSource(regex, null, null, null, ex);
             }
+            List<RegexIR> base_ir;
+            try
+            {
+                base_ir = GenerateIR(tree);
+            }
+            catch (Exception ex)
+            {
+                return new TextRegexSource(regex, tree, null, null, ex);
+            }
+            try
+            {
+                ScanAndOptimizeIR(base_ir, out List<RegexIR> opt_ir);
+                List<RegexIR> prefix_ir = EmitPrefix(opt_ir);
+                return new TextRegexSource(regex, tree, base_ir, prefix_ir);
+            }
+            catch (Exception ex)
+            {
+                return new TextRegexSource(regex, tree, base_ir, null, ex);
+            }
         }
 
     }

StgSharp.RegularAnalysis/Text/RegexIR.Prefix.cs

@@ -0,0 +1,79 @@
+//-----------------------------------------------------------------------
+// -----------------------------------------------------------------------
+// file="RegexIR.Prefix"
+// Project: StgSharp
+// 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
+// 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.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace StgSharp.RegularAnalysis.Text
+{
+    internal enum RegexIRPrefixMask
+    {
+
+        Prev_Success = 1 << 0,
+        Prev_Fail = 1 << 1,
+        Always = 1 << 2,
+        ExeCondition = Prev_Fail | Prev_Success | Always,
+        Pop_Fail = 1 << 3,
+        Pop_Success = 1 << 4,
+        PopCondition = Pop_Success | Pop_Fail,
+        Observe_Line = 1 << 5,
+        Observe_Region = 1 << 6,
+        ObserveMethod = Observe_Line | Observe_Region
+
+    }
+
+    internal record struct RegexIRPrefix(
+                           int WorkingRegion,
+                           RegexIRPrefixMask Mask,
+                           int ObserveSource
+    )
+    {
+
+        public override string ToString()
+        {
+            return $"{WorkingRegion:D4}, {DisplayMask(Mask , RegexIRPrefixMask.ExeCondition):D1}, {DisplayMask(Mask , RegexIRPrefixMask.PopCondition):D1}, {DisplayMask(Mask ,RegexIRPrefixMask.ObserveMethod):D1}, {ObserveSource:D4}";
+        }
+
+        private int DisplayMask(
+                    RegexIRPrefixMask mask,
+                    RegexIRPrefixMask range
+        )
+        {
+            return range switch
+            {
+                RegexIRPrefixMask.ExeCondition => (int)(mask & RegexIRPrefixMask.ExeCondition) >> 0,
+                RegexIRPrefixMask.PopCondition => (int)(mask & RegexIRPrefixMask.PopCondition) >> 3,
+                RegexIRPrefixMask.ObserveMethod => (int)(mask & RegexIRPrefixMask.ObserveMethod) >> 5,
+                _ => throw new ArgumentOutOfRangeException(nameof(range), range, null)
+            };
+        }
+
+    }
+}

StgSharp.RegularAnalysis/Text/RegexIR.cs

@@ -25,6 +25,7 @@
 //     
 // -----------------------------------------------------------------------
 // -----------------------------------------------------------------------
+using Microsoft.CodeAnalysis.CSharp.Syntax;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -55,19 +56,6 @@ namespace StgSharp.RegularAnalysis.Text
 
     }
 
-    internal enum RegexIRPrefix
-    {
-
-        Prev_Success = 1 << 0,
-        Prev_Fail = 1 << 1,
-        Always = 1 << 2,
-        ExeCondition = Prev_Fail | Prev_Success | Always,
-        Pop_Fail = 1 << 3,
-        Pop_Success = 1 << 4,
-        Pop_Condition = Pop_Success | Pop_Fail,
-
-    }
-
     internal interface IRegexComplex
     {
 
@@ -92,7 +80,10 @@ namespace StgSharp.RegularAnalysis.Text
 
     }
 
-    internal sealed class RegexFindComplexIR(bool nearest, int count) : RegexIR, IRegexComplex
+    internal sealed class RegexFindComplexIR(
+                          bool nearest,
+                          int count
+    ) : RegexIR, IRegexComplex
     {
 
         public bool IsFullyOptimized { get; set; }
@@ -103,9 +94,11 @@ namespace StgSharp.RegularAnalysis.Text
 
         internal override RegexIRCommand Command => RegexIRCommand.Find_Complex;
 
-        internal override string AsCommand(int lineNum)
+        protected override string AsCommand(
+
+        )
         {
-            return $"[{lineNum}]\t FIND_COMPLEX {(IsNearest ? "NEAREST" : "FURTHEST")} COUNT: {CommandCount}";
+            return $"FIND_COMPLEX {(IsNearest ? "NEAREST" : "FURTHEST")} COUNT: {CommandCount}";
         }
 
     }
@@ -113,13 +106,25 @@ namespace StgSharp.RegularAnalysis.Text
     internal abstract class RegexIR
     {
 
+        public RegexIRPrefix Prefix { get; set; }
+
         internal abstract RegexIRCommand Command { get; }
 
-        internal abstract string AsCommand(int lineNum);
+        internal string AsCommand(
+                        int lineNum
+        )
+        {
+            return $"[{lineNum}]\t{Prefix}\t{AsCommand()}";
+        }
+
+        protected abstract string AsCommand();
 
     }
 
-    internal sealed class RegexFindSeqIR(string pattern, bool isFirst) : RegexIR
+    internal sealed class RegexFindSeqIR(
+                          string pattern,
+                          bool isFirst
+    ) : RegexIR
     {
 
         public bool IsFirst { get; } = isFirst;
@@ -128,9 +133,10 @@ namespace StgSharp.RegularAnalysis.Text
 
         internal override RegexIRCommand Command => RegexIRCommand.Find_Seq;
 
-        internal override string AsCommand(int lineNum)
+        protected override string AsCommand(
+        )
         {
-            return $"[{lineNum}]\t FIND_SEQ \"{(string.IsNullOrEmpty(Pattern) ? "<EPSILON>" : Pattern)}\"";
+            return $"FIND_SEQ \"{(string.IsNullOrEmpty(Pattern) ? "<EPSILON>" : Pattern)}\"";
         }
 
     }
@@ -138,35 +144,46 @@ namespace StgSharp.RegularAnalysis.Text
     /// <summary>
     ///   Searches for a certain string pattern or charset from current position.
     /// </summary>
-    internal sealed class RegexMatchSeqIR(string pattern) : RegexIR
+    internal sealed class RegexMatchSeqIR(
+                          string pattern
+    ) : RegexIR
     {
 
         public string Pattern { get; } = pattern;
 
         internal override RegexIRCommand Command => RegexIRCommand.Match_Seq;
 
-        internal override string AsCommand(int lineNum)
+        protected override string AsCommand(
+
+        )
         {
-            return $"[{lineNum}]\t MATCH_SEQ \"{(string.IsNullOrEmpty(Pattern) ? "<EPSILON>" : Pattern)}\"";
+            return $"MATCH_SEQ \"{(string.IsNullOrEmpty(Pattern) ? "<EPSILON>" : Pattern)}\"";
         }
 
     }
 
-    internal sealed class RegexMatchSetIR(string charset) : RegexIR
+    internal sealed class RegexMatchSetIR(
+                          string charset
+    ) : RegexIR
     {
 
         public string Charset { get; } = charset;
 
         internal override RegexIRCommand Command => RegexIRCommand.Match_Set;
 
-        internal override string AsCommand(int lineNum)
+        protected override string AsCommand(
+
+        )
         {
-            return $"[{lineNum}]\t MATCH_SET \"{Charset}\"";
+            return $"MATCH_SET \"{Charset}\"";
         }
 
     }
 
-    internal sealed class RegexConditionIR(int success, int fail) : RegexIR
+    internal sealed class RegexConditionIR(
+                          int success,
+                          int fail
+    ) : RegexIR
     {
 
         public int SuccessCase { get; } = success;
@@ -175,14 +192,19 @@ namespace StgSharp.RegularAnalysis.Text
 
         internal override RegexIRCommand Command => RegexIRCommand.Condition;
 
-        internal override string AsCommand(int lineNum)
+        protected override string AsCommand(
+
+        )
         {
-            return $"[{lineNum}]\t CONDITION SUCCESS: {SuccessCase} FAIL: {FailCase}";
+            return $"CONDITION SUCCESS: {SuccessCase} FAIL: {FailCase}";
         }
 
     }
 
-    internal sealed class RegexPackIR(bool condition, string name = "") : RegexIR
+    internal sealed class RegexPackIR(
+                          bool condition,
+                          string name = ""
+    ) : RegexIR
     {
 
         public bool Condition { get; } = condition;
@@ -191,14 +213,21 @@ namespace StgSharp.RegularAnalysis.Text
 
         internal override RegexIRCommand Command => RegexIRCommand.Pack;
 
-        internal override string AsCommand(int lineNum)
+        protected override string AsCommand(
+
+        )
         {
-            return $"[{lineNum}]\t PACK {(Condition ? "SUCCESS" : "FAIL")} GROUP: \"{GroupName}\"";
+            return $"PACK {(Condition ? "SUCCESS" : "FAIL")} GROUP: \"{GroupName}\"";
         }
 
     }
 
-    internal sealed class RegexCountComplexIR(int min, int max, bool isGreedy, int operation) : RegexIR, IRegexCount, IRegexComplex
+    internal sealed class RegexCountComplexIR(
+                          int min,
+                          int max,
+                          bool isGreedy,
+                          int operation
+    ) : RegexIR, IRegexCount, IRegexComplex
     {
 
         public bool IsGreedy { get; } = isGreedy;
@@ -217,14 +246,21 @@ namespace StgSharp.RegularAnalysis.Text
 
         internal override RegexIRCommand Command { get; } = RegexIRCommand.Count_Complex;
 
-        internal override string AsCommand(int lineNum)
+        protected override string AsCommand(
+
+        )
         {
-            return $"[{lineNum}]\t COUNT {(IsGreedy ? "GREEDY" : "NON_GREEDY")} MIN: {Min} MAX: {Max} OPERATION: {CommandCount}";
+            return $"COUNT {(IsGreedy ? "GREEDY" : "NON_GREEDY")} MIN: {Min} MAX: {Max} OPERATION: {CommandCount}";
         }
 
     }
 
-    internal sealed class RegexCountSeqIR(int min, int max, bool isGreedy, string seq) : RegexIR, IRegexCount
+    internal sealed class RegexCountSeqIR(
+                          int min,
+                          int max,
+                          bool isGreedy,
+                          string seq
+    ) : RegexIR, IRegexCount
     {
 
         public bool IsGreedy { get; } = isGreedy;
@@ -241,14 +277,21 @@ namespace StgSharp.RegularAnalysis.Text
 
         internal override RegexIRCommand Command { get; } = RegexIRCommand.Count_Seq;
 
-        internal override string AsCommand(int lineNum)
+        protected override string AsCommand(
+
+        )
         {
-            return $"[{lineNum}]\t COUNT_SEQ {(IsGreedy ? "GREEDY" : "NON_GREEDY")} MIN: {Min} MAX: {Max} SEQ: \"{Sequence}\"";
+            return $"COUNT_SEQ {(IsGreedy ? "GREEDY" : "NON_GREEDY")} MIN: {Min} MAX: {Max} SEQ: \"{Sequence}\"";
         }
 
     }
 
-    internal sealed class RegexCountSetIR(int min, int max, bool isGreedy, string set) : RegexIR, IRegexCount
+    internal sealed class RegexCountSetIR(
+                          int min,
+                          int max,
+                          bool isGreedy,
+                          string set
+    ) : RegexIR, IRegexCount
     {
 
         public bool IsGreedy { get; } = isGreedy;
@@ -267,14 +310,18 @@ namespace StgSharp.RegularAnalysis.Text
 
         internal override RegexIRCommand Command => RegexIRCommand.Count_Set;
 
-        internal override string AsCommand(int lineNum)
+        protected override string AsCommand(
+
+        )
         {
-            return $"[{lineNum}]\t COUNT_SET {(IsGreedy ? "GREEDY" : "NON_GREEDY")} MIN: {Min} MAX: {Max} SET: \"{CharSet}\"";
+            return $"COUNT_SET {(IsGreedy ? "GREEDY" : "NON_GREEDY")} MIN: {Min} MAX: {Max} SET: \"{CharSet}\"";
         }
 
     }
 
-    internal sealed class RegexTryIR(int count) : RegexIR, IRegexComplex
+    internal sealed class RegexTryIR(
+                          int count
+    ) : RegexIR, IRegexComplex
     {
 
         public bool IsFullyOptimized { get; set; }
@@ -283,23 +330,29 @@ namespace StgSharp.RegularAnalysis.Text
 
         internal override RegexIRCommand Command => RegexIRCommand.Try;
 
-        internal override string AsCommand(int lineNum)
+        protected override string AsCommand(
+
+        )
         {
-            return $"[{lineNum}]\t TRY {CommandCount}";
+            return $"TRY {CommandCount}";
         }
 
     }
 
-    internal sealed class RegexPopIR(bool isSuccess) : RegexIR
+    internal sealed class RegexPopIR(
+                          bool isSuccess
+    ) : RegexIR
     {
 
         public bool IsSuccess { get; } = isSuccess;
 
         internal override RegexIRCommand Command => RegexIRCommand.Pop;
 
-        internal override string AsCommand(int lineNum)
+        protected override string AsCommand(
+
+        )
         {
-            return $"[{lineNum}]\t POP {(IsSuccess ? "SUCCESS" : "FAIL")}";
+            return $"POP {(IsSuccess ? "SUCCESS" : "FAIL")}";
         }
 
     }

StgSharpDebug/TestRegexAnalyse.cs

@@ -41,13 +41,13 @@ namespace StgSharp
 
         private static string[] regexSource = [
             @"[.]*",
-            /*
+            /**/
             @"http|https|ftp|ftps",
             @"abc[0-9]x|abc[0-9]y|abd[0-9]x|abd[0-9]y|xyz",
             @"get_name|get_value|get_type|set_name|set_value|set_type",
             @"helix|hello|help|hero|hers|her",
-            @"a*.[abc]*(abcd|a(bc)c)+(?<name>.*)234"
+            @"a*.[abc]*(?<a>abcd|a(bc)c)(?<name>.*)234"
-/**/
+        /**/
         ];
 
         public static void Run()
@@ -75,6 +75,7 @@ namespace StgSharp
                     Console.WriteLine(opt_ir[i].AsCommand(i));
                 }
                 Console.WriteLine();
+                Console.WriteLine(interpreterSource.AnalyseException);
                 Console.WriteLine();
                 Console.WriteLine();
             }

future/ngra-regex-ir-sample.md

@@ -0,0 +1,453 @@
+result of "[.]*"
+|       *       COUNT
+||      [.]     UNIT_SET
+-----IR-----
+[0]     0000,0,0,0,0000 COUNT_SET GREEDY MIN: 0 MAX: -1 SET: "[.]"
+-----Optimized once-----
+[0]     0000,0,0,0,0000 COUNT_SET GREEDY MIN: 0 MAX: -1 SET: "[.]"
+
+
+
+
+result of "http|https|ftp|ftps"
+|               ALT
+||              CONCAT
+|||     http    UNIT_SPAN
+|||             ALT
+||||            UNIT
+||||    s       UNIT
+||              CONCAT
+|||     ftp     UNIT_SPAN
+|||             ALT
+||||            UNIT
+||||    s       UNIT
+-----IR-----
+[0]     0000,0,0,0,0000 TRY 10
+[1]     0000,0,0,0,0000 MATCH_SEQ "http"
+[2]     0000,0,0,0,0000 TRY 1
+[3]     0000,0,0,0,0000 MATCH_SEQ "<EPSILON>"
+[4]     0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[5]     0000,0,0,0,0000 POP SUCCESS
+[6]     0000,0,0,0,0000 TRY 1
+[7]     0000,0,0,0,0000 MATCH_SEQ "s"
+[8]     0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[9]     0000,0,0,0,0000 POP SUCCESS
+[10]    0000,0,0,0,0000 POP FAIL
+[11]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[12]    0000,0,0,0,0000 POP SUCCESS
+[13]    0000,0,0,0,0000 TRY 10
+[14]    0000,0,0,0,0000 MATCH_SEQ "ftp"
+[15]    0000,0,0,0,0000 TRY 1
+[16]    0000,0,0,0,0000 MATCH_SEQ "<EPSILON>"
+[17]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[18]    0000,0,0,0,0000 POP SUCCESS
+[19]    0000,0,0,0,0000 TRY 1
+[20]    0000,0,0,0,0000 MATCH_SEQ "s"
+[21]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[22]    0000,0,0,0,0000 POP SUCCESS
+[23]    0000,0,0,0,0000 POP FAIL
+[24]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[25]    0000,0,0,0,0000 POP SUCCESS
+[26]    0000,0,0,0,0000 POP FAIL
+-----Optimized once-----
+[0]     0000,0,0,0,0000 TRY 10
+[1]     0000,0,0,0,0000 MATCH_SEQ "http"
+[2]     0000,0,0,0,0000 TRY 1
+[3]     0000,0,0,0,0000 MATCH_SEQ "<EPSILON>"
+[4]     0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[5]     0000,0,0,0,0000 POP SUCCESS
+[6]     0000,0,0,0,0000 TRY 1
+[7]     0000,0,0,0,0000 MATCH_SEQ "s"
+[8]     0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[9]     0000,0,0,0,0000 POP SUCCESS
+[10]    0000,0,0,0,0000 POP FAIL
+[11]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[12]    0000,0,0,0,0000 POP SUCCESS
+[13]    0000,0,0,0,0000 TRY 10
+[14]    0000,0,0,0,0000 MATCH_SEQ "ftp"
+[15]    0000,0,0,0,0000 TRY 1
+[16]    0000,0,0,0,0000 MATCH_SEQ "<EPSILON>"
+[17]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[18]    0000,0,0,0,0000 POP SUCCESS
+[19]    0000,0,0,0,0000 TRY 1
+[20]    0000,0,0,0,0000 MATCH_SEQ "s"
+[21]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[22]    0000,0,0,0,0000 POP SUCCESS
+[23]    0000,0,0,0,0000 POP FAIL
+[24]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[25]    0000,0,0,0,0000 POP SUCCESS
+[26]    0000,0,0,0,0000 POP FAIL
+
+
+
+
+result of "abc[0-9]x|abc[0-9]y|abd[0-9]x|abd[0-9]y|xyz"
+|               ALT
+||              CONCAT
+|||     ab      UNIT_SPAN
+|||             ALT
+||||            CONCAT
+|||||   c       UNIT
+|||||           CONCAT
+||||||  [0-9]   UNIT_SET
+||||||          ALT
+||||||| x       UNIT
+||||||| y       UNIT
+||||            CONCAT
+|||||   d       UNIT
+|||||           CONCAT
+||||||  [0-9]   UNIT_SET
+||||||          ALT
+||||||| x       UNIT
+||||||| y       UNIT
+||              CONCAT
+|||     xyz     UNIT_SPAN
+-----IR-----
+[0]     0000,0,0,0,0000 TRY 30
+[1]     0000,0,0,0,0000 MATCH_SEQ "ab"
+[2]     0000,0,0,0,0000 TRY 11
+[3]     0000,0,0,0,0000 MATCH_SEQ "c"
+[4]     0000,0,0,0,0000 MATCH_SET "[0-9]"
+[5]     0000,0,0,0,0000 TRY 1
+[6]     0000,0,0,0,0000 MATCH_SEQ "x"
+[7]     0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[8]     0000,0,0,0,0000 POP SUCCESS
+[9]     0000,0,0,0,0000 TRY 1
+[10]    0000,0,0,0,0000 MATCH_SEQ "y"
+[11]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[12]    0000,0,0,0,0000 POP SUCCESS
+[13]    0000,0,0,0,0000 POP FAIL
+[14]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[15]    0000,0,0,0,0000 POP SUCCESS
+[16]    0000,0,0,0,0000 TRY 11
+[17]    0000,0,0,0,0000 MATCH_SEQ "d"
+[18]    0000,0,0,0,0000 MATCH_SET "[0-9]"
+[19]    0000,0,0,0,0000 TRY 1
+[20]    0000,0,0,0,0000 MATCH_SEQ "x"
+[21]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[22]    0000,0,0,0,0000 POP SUCCESS
+[23]    0000,0,0,0,0000 TRY 1
+[24]    0000,0,0,0,0000 MATCH_SEQ "y"
+[25]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[26]    0000,0,0,0,0000 POP SUCCESS
+[27]    0000,0,0,0,0000 POP FAIL
+[28]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[29]    0000,0,0,0,0000 POP SUCCESS
+[30]    0000,0,0,0,0000 POP FAIL
+[31]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[32]    0000,0,0,0,0000 POP SUCCESS
+[33]    0000,0,0,0,0000 TRY 1
+[34]    0000,0,0,0,0000 MATCH_SEQ "xyz"
+[35]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[36]    0000,0,0,0,0000 POP SUCCESS
+[37]    0000,0,0,0,0000 POP FAIL
+-----Optimized once-----
+[0]     0000,0,0,0,0000 TRY 30
+[1]     0000,0,0,0,0000 MATCH_SEQ "ab"
+[2]     0000,0,0,0,0000 TRY 11
+[3]     0000,0,0,0,0000 MATCH_SEQ "c"
+[4]     0000,0,0,0,0000 MATCH_SET "[0-9]"
+[5]     0000,0,0,0,0000 TRY 1
+[6]     0000,0,0,0,0000 MATCH_SEQ "x"
+[7]     0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[8]     0000,0,0,0,0000 POP SUCCESS
+[9]     0000,0,0,0,0000 TRY 1
+[10]    0000,0,0,0,0000 MATCH_SEQ "y"
+[11]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[12]    0000,0,0,0,0000 POP SUCCESS
+[13]    0000,0,0,0,0000 POP FAIL
+[14]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[15]    0000,0,0,0,0000 POP SUCCESS
+[16]    0000,0,0,0,0000 TRY 11
+[17]    0000,0,0,0,0000 MATCH_SEQ "d"
+[18]    0000,0,0,0,0000 MATCH_SET "[0-9]"
+[19]    0000,0,0,0,0000 TRY 1
+[20]    0000,0,0,0,0000 MATCH_SEQ "x"
+[21]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[22]    0000,0,0,0,0000 POP SUCCESS
+[23]    0000,0,0,0,0000 TRY 1
+[24]    0000,0,0,0,0000 MATCH_SEQ "y"
+[25]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[26]    0000,0,0,0,0000 POP SUCCESS
+[27]    0000,0,0,0,0000 POP FAIL
+[28]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[29]    0000,0,0,0,0000 POP SUCCESS
+[30]    0000,0,0,0,0000 POP FAIL
+[31]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[32]    0000,0,0,0,0000 POP SUCCESS
+[33]    0000,0,0,0,0000 TRY 1
+[34]    0000,0,0,0,0000 MATCH_SEQ "xyz"
+[35]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[36]    0000,0,0,0,0000 POP SUCCESS
+[37]    0000,0,0,0,0000 POP FAIL
+
+
+
+
+result of "get_name|get_value|get_type|set_name|set_value|set_type"
+|               ALT
+||              CONCAT
+|||     get_    UNIT_SPAN
+|||             ALT
+||||            CONCAT
+|||||   name    UNIT_SPAN
+||||            CONCAT
+|||||   value   UNIT_SPAN
+||||            CONCAT
+|||||   type    UNIT_SPAN
+||              CONCAT
+|||     set_    UNIT_SPAN
+|||             ALT
+||||            CONCAT
+|||||   name    UNIT_SPAN
+||||            CONCAT
+|||||   value   UNIT_SPAN
+||||            CONCAT
+|||||   type    UNIT_SPAN
+-----IR-----
+[0]     0000,0,0,0,0000 TRY 14
+[1]     0000,0,0,0,0000 MATCH_SEQ "get_"
+[2]     0000,0,0,0,0000 TRY 1
+[3]     0000,0,0,0,0000 MATCH_SEQ "name"
+[4]     0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[5]     0000,0,0,0,0000 POP SUCCESS
+[6]     0000,0,0,0,0000 TRY 1
+[7]     0000,0,0,0,0000 MATCH_SEQ "value"
+[8]     0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[9]     0000,0,0,0,0000 POP SUCCESS
+[10]    0000,0,0,0,0000 TRY 1
+[11]    0000,0,0,0,0000 MATCH_SEQ "type"
+[12]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[13]    0000,0,0,0,0000 POP SUCCESS
+[14]    0000,0,0,0,0000 POP FAIL
+[15]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[16]    0000,0,0,0,0000 POP SUCCESS
+[17]    0000,0,0,0,0000 TRY 14
+[18]    0000,0,0,0,0000 MATCH_SEQ "set_"
+[19]    0000,0,0,0,0000 TRY 1
+[20]    0000,0,0,0,0000 MATCH_SEQ "name"
+[21]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[22]    0000,0,0,0,0000 POP SUCCESS
+[23]    0000,0,0,0,0000 TRY 1
+[24]    0000,0,0,0,0000 MATCH_SEQ "value"
+[25]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[26]    0000,0,0,0,0000 POP SUCCESS
+[27]    0000,0,0,0,0000 TRY 1
+[28]    0000,0,0,0,0000 MATCH_SEQ "type"
+[29]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[30]    0000,0,0,0,0000 POP SUCCESS
+[31]    0000,0,0,0,0000 POP FAIL
+[32]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[33]    0000,0,0,0,0000 POP SUCCESS
+[34]    0000,0,0,0,0000 POP FAIL
+-----Optimized once-----
+[0]     0000,0,0,0,0000 TRY 14
+[1]     0000,0,0,0,0000 MATCH_SEQ "get_"
+[2]     0000,0,0,0,0000 TRY 1
+[3]     0000,0,0,0,0000 MATCH_SEQ "name"
+[4]     0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[5]     0000,0,0,0,0000 POP SUCCESS
+[6]     0000,0,0,0,0000 TRY 1
+[7]     0000,0,0,0,0000 MATCH_SEQ "value"
+[8]     0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[9]     0000,0,0,0,0000 POP SUCCESS
+[10]    0000,0,0,0,0000 TRY 1
+[11]    0000,0,0,0,0000 MATCH_SEQ "type"
+[12]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[13]    0000,0,0,0,0000 POP SUCCESS
+[14]    0000,0,0,0,0000 POP FAIL
+[15]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[16]    0000,0,0,0,0000 POP SUCCESS
+[17]    0000,0,0,0,0000 TRY 14
+[18]    0000,0,0,0,0000 MATCH_SEQ "set_"
+[19]    0000,0,0,0,0000 TRY 1
+[20]    0000,0,0,0,0000 MATCH_SEQ "name"
+[21]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[22]    0000,0,0,0,0000 POP SUCCESS
+[23]    0000,0,0,0,0000 TRY 1
+[24]    0000,0,0,0,0000 MATCH_SEQ "value"
+[25]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[26]    0000,0,0,0,0000 POP SUCCESS
+[27]    0000,0,0,0,0000 TRY 1
+[28]    0000,0,0,0,0000 MATCH_SEQ "type"
+[29]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[30]    0000,0,0,0,0000 POP SUCCESS
+[31]    0000,0,0,0,0000 POP FAIL
+[32]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[33]    0000,0,0,0,0000 POP SUCCESS
+[34]    0000,0,0,0,0000 POP FAIL
+
+
+
+
+result of "helix|hello|help|hero|hers|her"
+|               CONCAT
+||      he      UNIT_SPAN
+||              ALT
+|||             CONCAT
+||||    l       UNIT
+||||            ALT
+|||||           CONCAT
+||||||  ix      UNIT_SPAN
+|||||           CONCAT
+||||||  lo      UNIT_SPAN
+|||||   p       UNIT
+|||             CONCAT
+||||    r       UNIT
+||||            ALT
+|||||   o       UNIT
+|||||   s       UNIT
+|||||           UNIT
+-----IR-----
+[0]     0000,0,0,0,0000 MATCH_SEQ "he"
+[1]     0000,0,0,0,0000 TRY 14
+[2]     0000,0,0,0,0000 MATCH_SEQ "l"
+[3]     0000,0,0,0,0000 TRY 1
+[4]     0000,0,0,0,0000 MATCH_SEQ "ix"
+[5]     0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[6]     0000,0,0,0,0000 POP SUCCESS
+[7]     0000,0,0,0,0000 TRY 1
+[8]     0000,0,0,0,0000 MATCH_SEQ "lo"
+[9]     0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[10]    0000,0,0,0,0000 POP SUCCESS
+[11]    0000,0,0,0,0000 TRY 1
+[12]    0000,0,0,0,0000 MATCH_SEQ "p"
+[13]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[14]    0000,0,0,0,0000 POP SUCCESS
+[15]    0000,0,0,0,0000 POP FAIL
+[16]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[17]    0000,0,0,0,0000 POP SUCCESS
+[18]    0000,0,0,0,0000 TRY 14
+[19]    0000,0,0,0,0000 MATCH_SEQ "r"
+[20]    0000,0,0,0,0000 TRY 1
+[21]    0000,0,0,0,0000 MATCH_SEQ "o"
+[22]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[23]    0000,0,0,0,0000 POP SUCCESS
+[24]    0000,0,0,0,0000 TRY 1
+[25]    0000,0,0,0,0000 MATCH_SEQ "s"
+[26]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[27]    0000,0,0,0,0000 POP SUCCESS
+[28]    0000,0,0,0,0000 TRY 1
+[29]    0000,0,0,0,0000 MATCH_SEQ "<EPSILON>"
+[30]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[31]    0000,0,0,0,0000 POP SUCCESS
+[32]    0000,0,0,0,0000 POP FAIL
+[33]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[34]    0000,0,0,0,0000 POP SUCCESS
+[35]    0000,0,0,0,0000 POP FAIL
+-----Optimized once-----
+[0]     0000,0,0,0,0000 MATCH_SEQ "he"
+[1]     0000,0,0,0,0000 TRY 14
+[2]     0000,0,0,0,0000 MATCH_SEQ "l"
+[3]     0000,0,0,0,0000 TRY 1
+[4]     0000,0,0,0,0000 MATCH_SEQ "ix"
+[5]     0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[6]     0000,0,0,0,0000 POP SUCCESS
+[7]     0000,0,0,0,0000 TRY 1
+[8]     0000,0,0,0,0000 MATCH_SEQ "lo"
+[9]     0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[10]    0000,0,0,0,0000 POP SUCCESS
+[11]    0000,0,0,0,0000 TRY 1
+[12]    0000,0,0,0,0000 MATCH_SEQ "p"
+[13]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[14]    0000,0,0,0,0000 POP SUCCESS
+[15]    0000,0,0,0,0000 POP FAIL
+[16]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[17]    0000,0,0,0,0000 POP SUCCESS
+[18]    0000,0,0,0,0000 TRY 14
+[19]    0000,0,0,0,0000 MATCH_SEQ "r"
+[20]    0000,0,0,0,0000 TRY 1
+[21]    0000,0,0,0,0000 MATCH_SEQ "o"
+[22]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[23]    0000,0,0,0,0000 POP SUCCESS
+[24]    0000,0,0,0,0000 TRY 1
+[25]    0000,0,0,0,0000 MATCH_SEQ "s"
+[26]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[27]    0000,0,0,0,0000 POP SUCCESS
+[28]    0000,0,0,0,0000 TRY 1
+[29]    0000,0,0,0,0000 MATCH_SEQ "<EPSILON>"
+[30]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[31]    0000,0,0,0,0000 POP SUCCESS
+[32]    0000,0,0,0,0000 POP FAIL
+[33]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[34]    0000,0,0,0,0000 POP SUCCESS
+[35]    0000,0,0,0,0000 POP FAIL
+
+
+
+
+result of "a*.[abc]*(?<a>abcd|a(bc)c)(?<name>.*)234"
+|               CONCAT
+||      *       COUNT
+|||     a       UNIT
+||              CONCAT
+|||     .       UNIT_SET
+|||             CONCAT
+||||    *       COUNT
+|||||   [abc]   UNIT_SET
+||||            CONCAT
+|||||   (?<a>   GROUP_BEGIN
+||||||          CONCAT
+||||||| abc     UNIT_SPAN
+|||||||         ALT
+||||||||        d       UNIT
+||||||||        c       UNIT
+|||||           CONCAT
+||||||  (?<name>        GROUP_BEGIN
+||||||| *       COUNT
+||||||||        .       UNIT_SET
+||||||          CONCAT
+||||||| 234     UNIT_SPAN
+-----IR-----
+[0]     0000,0,0,0,0000 COUNT_SEQ GREEDY MIN: 0 MAX: -1 SEQ: "a"
+[1]     0000,0,0,0,0000 MATCH_SET "."
+[2]     0000,0,0,0,0000 COUNT_SET GREEDY MIN: 0 MAX: -1 SET: "[abc]"
+[3]     0000,0,0,0,0000 TRY 10
+[4]     0000,0,0,0,0000 MATCH_SEQ "abc"
+[5]     0000,0,0,0,0000 TRY 1
+[6]     0000,0,0,0,0000 MATCH_SEQ "d"
+[7]     0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[8]     0000,0,0,0,0000 POP SUCCESS
+[9]     0000,0,0,0,0000 TRY 1
+[10]    0000,0,0,0,0000 MATCH_SEQ "c"
+[11]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[12]    0000,0,0,0,0000 POP SUCCESS
+[13]    0000,0,0,0,0000 POP FAIL
+[14]    0000,0,0,0,0000 CONDITION SUCCESS: 2 FAIL: 1
+[15]    0000,0,0,0,0000 POP FAIL
+[16]    0000,0,0,0,0000 PACK SUCCESS GROUP: "a"
+[17]    0000,0,0,0,0000 TRY 1
+[18]    0000,0,0,0,0000 COUNT_SET GREEDY MIN: 0 MAX: -1 SET: "."
+[19]    0000,0,0,0,0000 CONDITION SUCCESS: 2 FAIL: 1
+[20]    0000,0,0,0,0000 POP FAIL
+[21]    0000,0,0,0,0000 PACK SUCCESS GROUP: "name"
+[22]    0000,0,0,0,0000 MATCH_SEQ "234"
+-----Optimized once-----
+[0]     0000,0,0,0,0000 COUNT_SEQ GREEDY MIN: 0 MAX: -1 SEQ: "a"
+[1]     0000,0,0,0,0000 MATCH_SET "."
+[2]     0000,0,0,0,0000 COUNT_SET GREEDY MIN: 0 MAX: -1 SET: "[abc]"
+[3]     0000,0,0,0,0000 TRY 10
+[4]     0000,0,0,0,0000 MATCH_SEQ "abc"
+[5]     0000,0,0,0,0000 TRY 1
+[6]     0000,0,0,0,0000 MATCH_SEQ "d"
+[7]     0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[8]     0000,0,0,0,0000 POP SUCCESS
+[9]     0000,0,0,0,0000 TRY 1
+[10]    0000,0,0,0,0000 MATCH_SEQ "c"
+[11]    0000,0,0,0,0000 CONDITION SUCCESS: 1 FAIL: 2
+[12]    0000,0,0,0,0000 POP SUCCESS
+[13]    0000,0,0,0,0000 POP FAIL
+[14]    0000,0,0,0,0000 CONDITION SUCCESS: 2 FAIL: 1
+[15]    0000,0,0,0,0000 POP FAIL
+[16]    0000,0,0,0,0000 PACK SUCCESS GROUP: "a"
+[17]    0000,0,0,0,0000 TRY 1
+[18]    0000,0,0,0,0000 FIND_COMPLEX FURTHEST COUNT: -1
+[19]    0000,0,0,0,0000 CONDITION SUCCESS: 2 FAIL: 1
+[20]    0000,0,0,0,0000 POP FAIL
+[21]    0000,0,0,0,0000 PACK SUCCESS GROUP: "name"
+[22]    0000,0,0,0,0000 MATCH_SEQ "234"
+
+
+
+
+Program has exited with no error, press any key to exit.