aspnetcore/src/Microsoft.AspNetCore.Mvc.Ra.../RazorPageDocumentClassifier...

64 lines
2.5 KiB
C#

// Copyright (c) .NET Foundation. All rights reserved.
// Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
using System.Diagnostics;
using Microsoft.AspNetCore.Razor.Language;
using Microsoft.AspNetCore.Razor.Language.Intermediate;
namespace Microsoft.AspNetCore.Mvc.Razor.Extensions
{
public class RazorPageDocumentClassifierPass : DocumentClassifierPassBase
{
public static readonly string RazorPageDocumentKind = "mvc.1.0.razor-page";
protected override string DocumentKind => RazorPageDocumentKind;
protected override bool IsMatch(RazorCodeDocument codeDocument, DocumentIntermediateNode documentNode)
{
return PageDirective.TryGetPageDirective(documentNode, out var pageDirective);
}
protected override void OnDocumentStructureCreated(
RazorCodeDocument codeDocument,
NamespaceDeclarationIntermediateNode @namespace,
ClassDeclarationIntermediateNode @class,
MethodDeclarationIntermediateNode method)
{
base.OnDocumentStructureCreated(codeDocument, @namespace, @class, method);
@namespace.Content = "AspNetCore";
@class.BaseType = "global::Microsoft.AspNetCore.Mvc.RazorPages.Page";
var filePath = codeDocument.Source.RelativePath ?? codeDocument.Source.FilePath;
@class.ClassName = CSharpIdentifier.GetClassNameFromPath(filePath);
@class.Modifiers.Clear();
@class.Modifiers.Add("public");
method.MethodName = "ExecuteAsync";
method.Modifiers.Clear();
method.Modifiers.Add("public");
method.Modifiers.Add("async");
method.Modifiers.Add("override");
method.ReturnType = $"global::{typeof(System.Threading.Tasks.Task).FullName}";
EnsureValidPageDirective(codeDocument);
}
private void EnsureValidPageDirective(RazorCodeDocument codeDocument)
{
var document = codeDocument.GetDocumentIntermediateNode();
PageDirective.TryGetPageDirective(document, out var pageDirective);
Debug.Assert(pageDirective != null);
if (pageDirective.DirectiveNode.IsImported())
{
pageDirective.DirectiveNode.Diagnostics.Add(
RazorExtensionsDiagnosticFactory.CreatePageDirective_CannotBeImported(pageDirective.DirectiveNode.Source.Value));
}
}
}
}