Daily update on 20250310-064733 by Nitload Youmu. Additional Message : Change: Generic node removed, five non-generic node as replacement

Change: Preprocess to token scheduled, less dependency on type prediction, which put to LINK or C# compiling pase
Design: the EXPRESS lang feature "FIXED" keyword not supported, builtin type binary not supported, not used in STEP AP203 and much too complex to make a full marshal implementation in C#.
Add: Node generating method to generate literal node

Signed-off-by: Nitload <YoumuLiu_NSI@whv0t.onmicrosoft.com>

StgSharp.Script/Express/CompileEnv/BuiltinType.cs

@@ -0,0 +1,55 @@
+//-----------------------------------------------------------------------
+//-----------------------------------------------------------------------
+//     file="BuiltinType.cs"
+//     Project: StgSharp
+//     AuthorGroup: Nitload Space
+//     Copyright (c) Nitload Space. 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.Script.Express
+{
+    public static partial class ExpCompile
+    {
+
+        public static ExpTypeSource ExpInt
+        {
+            get;
+            private set;
+        }
+
+        public static ExpTypeSource ExpReal
+        {
+            get;
+            private set;
+        }
+
+    }
+}

StgSharp.Script/Express/CompileEnv/DefaultSchema.cs

@@ -50,7 +50,7 @@ namespace StgSharp.Script.Express
             Name = "Nitload";
         }
 
-        public static ExpSchema Only
+        internal static ExpSchema_Nitload Only
         {
             get => _onlyInstance;
         }
@@ -128,10 +128,12 @@ namespace StgSharp.Script.Express
 
             ConstDict = new Dictionary<string, ExpElementInstanceBase>(
                 Multiplexer ) {
-                { PoolString( "PI" ), new ExpLiteralGenericNode<float>(
-                    PoolString( "PI" ), MathF.PI ) },
-                { PoolString( "E" ), new ExpLiteralGenericNode<float>(
-                    PoolString( "E" ), MathF.E ) },
+                { PoolString( "PI" ), new ExpRealNumberNode(
+                    new Token( PoolString( "PI" ), -1, -1, TokenFlag.Number ),
+                    MathF.PI ) },
+                { PoolString( "E" ), new ExpRealNumberNode(
+                    new Token( PoolString( "E" ), -1, -1, TokenFlag.Number ),
+                    MathF.E ) },
             }.ToFrozenDictionary();
         }
 

StgSharp.Script/Express/CompileEnv/ExpCompile.cs

@@ -82,6 +82,8 @@ namespace StgSharp.Script.Express
             _compileStringCache = new StringPool();
             _multiplexer = new ConcurrentStringHashMultiplexer();
 
+            ExpSchema_Nitload.Only.Init();
+
             PoolKeywords();
             InitPrecedence();
 
@@ -96,6 +98,17 @@ namespace StgSharp.Script.Express
                 KeyWord.ANDOR,
                 KeyWord.NOT,
                 ];
+
+            ExpSchema_Nitload.Only
+                    .TryGetType(
+                        PoolString( KeyWord.Int ), out ExpTypeSource? _expInt );
+            ExpInt = _expInt;
+
+            ExpSchema_Nitload.Only
+                    .TryGetType(
+                        PoolString( KeyWord.Real ),
+                        out ExpTypeSource? _expReal );
+            ExpReal = _expReal;
         }
 
         public static bool LetterIsOperator( string str )