60 lines
1.7 KiB
C#
60 lines
1.7 KiB
C#
// Copyright (c) .NET Foundation. All rights reserved.
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// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
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using Microsoft.AspNetCore.Razor.Language.CodeGeneration;
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namespace Microsoft.AspNetCore.Razor.Language.Intermediate
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{
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public abstract class ExtensionIRNode : RazorIRNode
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{
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private ItemCollection _annotations;
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private RazorDiagnosticCollection _diagnostics;
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public override ItemCollection Annotations
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{
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get
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{
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if (_annotations == null)
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{
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_annotations = new DefaultItemCollection();
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}
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return _annotations;
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}
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}
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public override RazorDiagnosticCollection Diagnostics
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{
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get
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{
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if (_diagnostics == null)
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{
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_diagnostics = new DefaultDiagnosticCollection();
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}
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return _diagnostics;
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}
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}
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public override SourceSpan? Source { get; set; }
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public override bool HasDiagnostics => _diagnostics != null && _diagnostics.Count > 0;
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public abstract void WriteNode(CodeTarget target, CSharpRenderingContext context);
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protected static void AcceptExtensionNode<TNode>(TNode node, RazorIRNodeVisitor visitor)
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where TNode : ExtensionIRNode
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{
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var typedVisitor = visitor as IExtensionIRNodeVisitor<TNode>;
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if (typedVisitor == null)
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{
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visitor.VisitExtension(node);
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}
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else
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{
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typedVisitor.VisitExtension(node);
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}
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}
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}
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}
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