add from giga-device, new branch added

2025-08-21 16:51:25 +08:00
commit 43bbc06bbb
1296 changed files with 264186 additions and 0 deletions
@@ -0,0 +1,156 @@
+//-----------------------------------------------------------------------
+//-----------------------------------------------------------------------
+//     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;
+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 ExpressCompile
+    {
+
+        private static string[] _operatorsWithLetter;
+        private static ConcurrentStringHashMultiplexer _multiplexer;
+        private static FrozenDictionary<string, ExpElementInstance> _builtinConst;
+        private static FrozenDictionary<string, ExpTypeSource> _builtinType;
+        private static FrozenDictionary<string, ExpBinaryOperatorNode> _operators;
+        private static StringPool _compileStringCache,_emptyCache;
+
+        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();
+
+            ExpSchema_Builtin.Only.Init();
+
+            PoolKeywords();
+            InitPrecedence();
+
+            _operatorsWithLetter = [
+                Keyword.Add,
+                Keyword.Sub,
+                Keyword.Mul,
+                Keyword.Div,
+                Keyword.And,
+                Keyword.Or,
+                Keyword.Xor,
+                Keyword.AndOr,
+                Keyword.Not,
+                ];
+
+            ExpSchema_Builtin.Only
+                             .TryGetType(
+                                 PoolString( Keyword.Integer ), out ExpTypeSource? _expInt );
+            ExpInt = _expInt;
+
+            ExpSchema_Builtin.Only
+                             .TryGetType( PoolString( Keyword.Real ), out ExpTypeSource? _expReal );
+            ExpReal = _expReal;
+            ExpSchema_Builtin.Only
+                             .TryGetType(
+                                 PoolString( Keyword.Boolean ), out ExpTypeSource? _expBool );
+            ExpBool = _expBool;
+
+            ExpSchema_Builtin.Only
+                             .TryGetType(
+                                 PoolString( Keyword.Boolean ), out ExpTypeSource? _expString );
+            ExpString = _expString;
+
+
+            _emptyCache = new StringPool();
+            /*
+            foreach( string str in _compileStringCache ) {
+                _emptyCache.Add( str );
+            }
+            /**/
+        }
+
+        public static bool LetterIsKeyword( string str )
+        {
+            if( char.IsLetter( str[ 0 ] ) ) {
+                return _keywordSet.Contains( str );
+            }
+            return true;
+        }
+
+        public static bool LetterIsOperator( string str )
+        {
+            if( char.IsLetter( str[ 0 ] ) ) {
+                return Array.IndexOf( _operatorsWithLetter, str ) != -1;
+            }
+            return true;
+        }
+
+        public static string PoolString( string str )
+        {
+            return _compileStringCache.GetOrAdd( str );
+        }
+
+        public static string PoolString( ReadOnlySpan<char> str )
+        {
+            return _compileStringCache.GetOrAdd( str );
+        }
+
+    }
+}