support and use ref properties in code gen

Author: WalkerCodeRanger

AST/AbstractSyntaxTree.children.cs

@@ -1,6 +1,6 @@
 using System.CodeDom.Compiler;
-using System.Diagnostics;
 using System.Collections.Generic;
+using System.Diagnostics;
 using ExhaustiveMatching;
 
 namespace Adamant.Tools.Compiler.Bootstrap.AST

AST/AbstractSyntaxTree.tree.cs

@@ -1,3 +1,4 @@
+using System.Diagnostics.CodeAnalysis;
 using Adamant.Tools.Compiler.Bootstrap.Core;
 using Adamant.Tools.Compiler.Bootstrap.Framework;
 using Adamant.Tools.Compiler.Bootstrap.Symbols;

CST/IArgumentSyntax.cs

@@ -8,6 +8,5 @@ namespace Adamant.Tools.Compiler.Bootstrap.CST
     /// </remarks>
     public partial interface IArgumentSyntax
     {
-        ref IExpressionSyntax Expression { get; }
     }
 }

CST/IAssignmentExpressionSyntax.cs

@@ -7,6 +7,5 @@ namespace Adamant.Tools.Compiler.Bootstrap.CST
     /// </summary>
     public partial interface IBorrowExpressionSyntax
     {
-        ref IExpressionSyntax Referent { get; }
     }
 }