daily update on 20250214 by nitload youmu, building syntax analysor[D[D[D[D[D[C[C[C[C[C, tough！

2025-02-14 13:30:17 +08:00
parent c23b640cae
commit ccef0de6f6
68 changed files with 2594 additions and 913 deletions
@@ -0,0 +1,144 @@
+//-----------------------------------------------------------------------
+//-----------------------------------------------------------------------
+//     file="ExpCompile.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 CommunityToolkit.HighPerformance.Buffers;
+
+using StgSharp.Collections;
+
+using System;
+using System.Collections.Frozen;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.ComponentModel;
+using System.Text;
+
+namespace StgSharp.Script.Express
+{
+    public static partial class ExpCompile
+    {
+
+        private static ConcurrentStringHashMultiplexer _multiplexer;
+        private static FrozenDictionary<string, ExpElementInstanceBase> _builtinConst;
+        private static FrozenDictionary<string, ExpTypeSource> _builtinType;
+        private static FrozenDictionary<string, ExpOperandToken> _operators;
+        private static StringPool _compileStringCache;
+
+        public static FrozenDictionary<string, ExpElementInstanceBase> BuiltinConst => _builtinConst;
+
+        internal static ConcurrentStringHashMultiplexer Multiplexer
+        {
+            get
+            {
+                if( _multiplexer == null ) {
+                    throw new ExpCompileNotInitializedException();
+                }
+                return _multiplexer;
+            }
+        }
+
+        public static void ClearStringCache()
+        {
+            _compileStringCache.Reset();
+        }
+
+        public static void DeinitCompile()
+        {
+            _compileStringCache.Reset();
+            _compileStringCache = null!;
+
+            _multiplexer.Dispose();
+            _multiplexer = null!;
+        }
+
+        public static void InitCompile()
+        {
+            _compileStringCache = new StringPool();
+            _multiplexer = new ConcurrentStringHashMultiplexer();
+
+            _builtinType = new Dictionary<string, ExpTypeSource>( _multiplexer ) {
+                { PoolString( KeyWord.Int ), new ExpBuiltinType(
+                    KeyWord.Int,
+                    typeof( int ) ) }, { PoolString( KeyWord.Real ), new ExpBuiltinType(
+                                           KeyWord.Real,
+                                           typeof( float ) ) }, { PoolString(
+                                                                    KeyWord.Bool ), new ExpBuiltinType(
+                                                                    KeyWord.Bool,
+                                                                    typeof( bool ) ) }, { PoolString(
+                                                                                            KeyWord.Binary ), new ExpBuiltinType(
+                                                                                            KeyWord.Binary,
+                                                                                            typeof( bool ) ) }, { PoolString(
+                                                                                                                    KeyWord.String ), new ExpBuiltinType(
+                                                                                                                    KeyWord.String,
+                                                                                                                    typeof( string ) ) }, { PoolString(
+                                                                                                                                              KeyWord.Logic ), new ExpBuiltinType(
+                                                                                                                                              KeyWord.Logic,
+                                                                                                                                              typeof( ExpLogic ) ) }
+            }.ToFrozenDictionary();
+
+            _operators = new Dictionary<string, ExpOperandToken>( _multiplexer )
+            {
+                { PoolString( KeyWord.ADD ), new ExpOperandToken( KeyWord.ADD ) },
+                { PoolString( KeyWord.SUB ), new ExpOperandToken( KeyWord.SUB ) }
+            }.ToFrozenDictionary();
+
+            _builtinConst = new Dictionary<string, ExpElementInstanceBase>(
+                _multiplexer ) {
+                { PoolString( "PI" ), new ExpBuiltinConstant<float>(
+                    PoolString( "PI" ), MathF.PI ) },
+                { PoolString( "E" ), new ExpBuiltinConstant<float>(
+                    PoolString( "E" ), MathF.E ) },
+            }.ToFrozenDictionary();
+
+            InitPrecedence();
+        }
+
+        public static string PoolString( string str )
+        {
+            return _compileStringCache.GetOrAdd( str );
+        }
+
+        public static void SkipComment( IScriptSourceProvider source ) { }
+
+        public static bool TryGetBuiltinConst(
+                                   string constName,
+                                   out ExpElementInstanceBase source )
+        {
+            return _builtinConst.TryGetValue( constName, out source );
+        }
+
+        public static bool TryGetBuiltinType(
+                                   string typename,
+                                   out ExpTypeSource typeSource )
+        {
+            return _builtinType.TryGetValue( typename, out typeSource );
+        }
+
+    }
+}