add ir emitter

StgSharp.RegularAnalysis/TextRegex/RegexIR.cs

@@ -38,13 +38,10 @@ namespace StgSharp.RegularAnalysis.TextRegex
 
         Search = 0,
         Jump = 1,
-        Compare = 2,
-        Check = 3,
-        Uncheck = 4,
-        Span = 5,
-        Define = 6,
-        Assign = 7,
-        Back = 8,
+        Condition = 2,
+        Count = 3,
+        Try = 4,
+        Pop = 5,
 
     }
 
@@ -53,10 +50,48 @@ namespace StgSharp.RegularAnalysis.TextRegex
 
         internal abstract RegexIRCommand Command { get; }
 
+        public static RegexIR Condition(
+                              int success,
+                              int fail
+        )
+        {
+            return new RegexConditionIR(success, fail);
+        }
+
+        public static RegexIR PopLevel(
+                              bool isSuccess
+        )
+        {
+            return new RegexPopIR(isSuccess);
+        }
+
+        public static RegexIR Try(
+                              int count
+        )
+        {
+            return new RegexTryIR(count);
+        }
+
         internal abstract void Execute();
 
     }
 
+    internal sealed class RegexPopIR(
+                          bool isSuccess
+    ) : RegexIR
+    {
+
+        public bool IsSuccess { get; } = isSuccess;
+
+        internal override RegexIRCommand Command => RegexIRCommand.Pop;
+
+        internal override void Execute()
+        {
+            throw new NotImplementedException();
+        }
+
+    }
+
     /// <summary>
     ///   Searches for a certain string pattern or charset from current position.
     /// </summary>
@@ -92,12 +127,12 @@ namespace StgSharp.RegularAnalysis.TextRegex
 
     }
 
-    internal sealed class RegexSearchCharIR(
-                          char c
+    internal sealed class RegexSearchCharSetIR(
+                          string c
     ) : RegexIR
     {
 
-        public char target { get; } = c;
+        public string Target { get; } = c;
 
         internal override RegexIRCommand Command => RegexIRCommand.Search;
 
@@ -130,23 +165,7 @@ namespace StgSharp.RegularAnalysis.TextRegex
 
     }
 
-    internal sealed class RegexBackIR(
-                          int index
-    ) : RegexIR
-    {
-
-        public int Target { get; } = index;
-
-        internal override RegexIRCommand Command => RegexIRCommand.Back;
-
-        internal override void Execute()
-        {
-            throw new NotImplementedException();
-        }
-
-    }
-
-    internal sealed class RegexCompareIR(
+    internal sealed class RegexConditionIR(
                           int success,
                           int fail
     ) : RegexIR
@@ -156,7 +175,7 @@ namespace StgSharp.RegularAnalysis.TextRegex
 
         public int FailCase { get; } = fail;
 
-        internal override RegexIRCommand Command => RegexIRCommand.Compare;
+        internal override RegexIRCommand Command => RegexIRCommand.Condition;
 
         internal override void Execute()
         {
@@ -165,38 +184,23 @@ namespace StgSharp.RegularAnalysis.TextRegex
 
     }
 
-    internal sealed class RegexCheckIR : RegexIR
-    {
-
-        internal override RegexIRCommand Command => RegexIRCommand.Check;
-
-        internal override void Execute()
-        {
-            throw new NotImplementedException();
-        }
-
-    }
-
-    internal sealed class RegexUncheckIR : RegexIR
-    {
-
-        internal override RegexIRCommand Command => RegexIRCommand.Check;
-
-        internal override void Execute()
-        {
-            throw new NotImplementedException();
-        }
-
-    }
-
-    internal sealed class RegexSpanIR(
-                          string name
+    internal sealed class RegexCountIR(
+                          int min,
+                          int max,
+                          bool isGreedy,
+                          int operation
     ) : RegexIR
     {
 
-        public string Name { get; } = name;
+        public bool IsGreedy { get; } = isGreedy;
 
-        internal override RegexIRCommand Command => RegexIRCommand.Span;
+        public int Min { get; } = min;
+
+        public int Max { get; } = max;
+
+        public int OperationIndex { get; } = operation;
+
+        internal override RegexIRCommand Command => throw new NotImplementedException();
 
         internal override void Execute()
         {
@@ -205,33 +209,14 @@ namespace StgSharp.RegularAnalysis.TextRegex
 
     }
 
-    internal sealed class RegexDefineCommand(
-                          string name
+    internal sealed class RegexTryIR(
+                          int count
     ) : RegexIR
     {
 
-        public string Name { get; } = name;
+        public int CountOfCommand { get; } = count;
 
-        internal override RegexIRCommand Command => RegexIRCommand.Define;
-
-        internal override void Execute()
-        {
-            throw new NotImplementedException();
-        }
-
-    }
-
-    internal sealed class RegexAssignCommand<T>(
-                          string name,
-                          T value
-    ) : RegexIR
-    {
-
-        public string Name { get; } = name;
-
-        public T Value { get; } = value;
-
-        internal override RegexIRCommand Command => RegexIRCommand.Assign;
+        internal override RegexIRCommand Command => RegexIRCommand.Try;
 
         internal override void Execute()
         {