86 lines
3.5 KiB
C#
86 lines
3.5 KiB
C#
//-----------------------------------------------------------------------
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//-----------------------------------------------------------------------
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// file="ExpInstanceReferenceNode.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 System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Runtime.CompilerServices;
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using System.Text;
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using System.Threading.Tasks;
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namespace StgSharp.Script.Express
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{
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public class ExpInstanceReferenceNode : ExpNode
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{
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private ExpElementInstance _instance;
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internal ExpInstanceReferenceNode( Token source, ExpElementInstance instance )
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: base( source )
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{
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_instance = instance;
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_nodeFlag = ( _instance._nodeFlag | ( ExpNodeFlag.Name_Any | ExpNodeFlag.Collection_Any ) );
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CodeConvertTemplate = source.Value;
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}
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internal ExpInstanceReferenceNode( Token source, ExpInstanceReferenceNode reference )
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: base( source )
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{
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_instance = reference._instance;
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_nodeFlag = ( _instance._nodeFlag | ( ExpNodeFlag.Name_Any | ExpNodeFlag.Collection_Any ) );
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CodeConvertTemplate = source.Value;
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}
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public override ExpNode Left => Empty;
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public override ExpNode Right => Empty;
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public override IExpElementSource EqualityTypeConvert => _instance.EqualityTypeConvert;
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[MethodImpl( MethodImplOptions.AggressiveInlining )]
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public static ExpInstanceReferenceNode MakeReferenceFrom(
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Token source,
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ExpElementInstance instance )
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{
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/**/
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if( instance.IsLiteral )
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{
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throw new ExpCompileException( source, "Cannot make reference to a literal." );
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}
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if( instance.CodeConvertTemplate != source.Value ) {
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throw new ExpCompileException( source, "Token point at a wrong instance" );
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}
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/**/
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return new ExpInstanceReferenceNode( source, instance );
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}
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}
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}
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