145 lines
6.6 KiB
C#
145 lines
6.6 KiB
C#
//-----------------------------------------------------------------------
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//-----------------------------------------------------------------------
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// file="ExpCompile.cs"
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// Project: StgSharp
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// AuthorGroup: Nitload Space
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// Copyright (c) Nitload Space. All rights reserved.
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//
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// Permission is hereby granted, free of charge, to any person
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// obtaining a copy of this software and associated documentation
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// files (the “Software”), to deal in the Software without restriction,
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// including without limitation the rights to use, copy, modify, merge,
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// publish, distribute, sublicense, and/or sell copies of the Software,
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// and to permit persons to whom the Software is furnished to do so,
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// subject to the following conditions:
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//
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// The above copyright notice and
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// this permission notice shall be included in all copies
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// or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED “AS IS”,
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// WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH
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// THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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//-----------------------------------------------------------------------
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//-----------------------------------------------------------------------
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using CommunityToolkit.HighPerformance.Buffers;
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using StgSharp.Collections;
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using System;
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using System.Collections.Frozen;
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using System.Collections.Generic;
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using System.Collections.ObjectModel;
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using System.ComponentModel;
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using System.Text;
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namespace StgSharp.Script.Express
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{
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public static partial class ExpCompile
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{
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private static ConcurrentStringHashMultiplexer _multiplexer;
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private static FrozenDictionary<string, ExpElementInstanceBase> _builtinConst;
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private static FrozenDictionary<string, ExpTypeSource> _builtinType;
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private static FrozenDictionary<string, ExpOperandToken> _operators;
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private static StringPool _compileStringCache;
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public static FrozenDictionary<string, ExpElementInstanceBase> BuiltinConst => _builtinConst;
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internal static ConcurrentStringHashMultiplexer Multiplexer
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{
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get
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{
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if( _multiplexer == null ) {
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throw new ExpCompileNotInitializedException();
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}
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return _multiplexer;
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}
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}
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public static void ClearStringCache()
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{
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_compileStringCache.Reset();
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}
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public static void DeinitCompile()
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{
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_compileStringCache.Reset();
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_compileStringCache = null!;
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_multiplexer.Dispose();
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_multiplexer = null!;
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}
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public static void InitCompile()
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{
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_compileStringCache = new StringPool();
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_multiplexer = new ConcurrentStringHashMultiplexer();
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_builtinType = new Dictionary<string, ExpTypeSource>( _multiplexer ) {
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{ PoolString( KeyWord.Int ), new ExpBuiltinType(
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KeyWord.Int,
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typeof( int ) ) }, { PoolString( KeyWord.Real ), new ExpBuiltinType(
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KeyWord.Real,
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typeof( float ) ) }, { PoolString(
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KeyWord.Bool ), new ExpBuiltinType(
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KeyWord.Bool,
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typeof( bool ) ) }, { PoolString(
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KeyWord.Binary ), new ExpBuiltinType(
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KeyWord.Binary,
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typeof( bool ) ) }, { PoolString(
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KeyWord.String ), new ExpBuiltinType(
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KeyWord.String,
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typeof( string ) ) }, { PoolString(
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KeyWord.Logic ), new ExpBuiltinType(
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KeyWord.Logic,
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typeof( ExpLogic ) ) }
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}.ToFrozenDictionary();
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_operators = new Dictionary<string, ExpOperandToken>( _multiplexer )
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{
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{ PoolString( KeyWord.ADD ), new ExpOperandToken( KeyWord.ADD ) },
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{ PoolString( KeyWord.SUB ), new ExpOperandToken( KeyWord.SUB ) }
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}.ToFrozenDictionary();
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_builtinConst = new Dictionary<string, ExpElementInstanceBase>(
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_multiplexer ) {
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{ PoolString( "PI" ), new ExpBuiltinConstant<float>(
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PoolString( "PI" ), MathF.PI ) },
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{ PoolString( "E" ), new ExpBuiltinConstant<float>(
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PoolString( "E" ), MathF.E ) },
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}.ToFrozenDictionary();
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InitPrecedence();
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}
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public static string PoolString( string str )
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{
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return _compileStringCache.GetOrAdd( str );
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}
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public static void SkipComment( IScriptSourceProvider source ) { }
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public static bool TryGetBuiltinConst(
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string constName,
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out ExpElementInstanceBase source )
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{
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return _builtinConst.TryGetValue( constName, out source );
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}
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public static bool TryGetBuiltinType(
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string typename,
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out ExpTypeSource typeSource )
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{
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return _builtinType.TryGetValue( typename, out typeSource );
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}
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}
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}
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