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Adjust analyzer diagnostic severities and improve MCP001 reporting (#1038)

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Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: stephentoub <2642209+stephentoub@users.noreply.github.com>
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Copilot 2025-11-26 21:51:37 -05:00 • committed by GitHub
commit b230b17ec9
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1 changed files with 17 additions and 14 deletions
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17
src/ModelContextProtocol.Analyzers/XmlToDescriptionGenerator.cs
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@ -72,7 +72,7 @@ public sealed class XmlToDescriptionGenerator : IIncrementalGenerator
List<(IMethodSymbol MethodSymbol, MethodDeclarationSyntax MethodDeclaration, XmlDocumentation? XmlDocs)> methodsToGenerate = new(methods.Length);
foreach (var methodModel in methods)
{
var xmlDocs = ExtractXmlDocumentation(methodModel.MethodSymbol, context);
var xmlDocs = ExtractXmlDocumentation(methodModel.MethodSymbol, methodModel.MethodDeclaration, context);
// Generate implementation for partial methods.
if (methodModel.MethodDeclaration.Modifiers.Any(SyntaxKind.PartialKeyword))
@ -97,7 +97,7 @@ public sealed class XmlToDescriptionGenerator : IIncrementalGenerator
}
}
private static XmlDocumentation? ExtractXmlDocumentation(IMethodSymbol methodSymbol, SourceProductionContext context)
private static XmlDocumentation? ExtractXmlDocumentation(IMethodSymbol methodSymbol, MethodDeclarationSyntax methodDeclaration, SourceProductionContext context)
{
string? xmlDoc = methodSymbol.GetDocumentationCommentXml();
if (string.IsNullOrWhiteSpace(xmlDoc))
@ -138,11 +138,14 @@ public sealed class XmlToDescriptionGenerator : IIncrementalGenerator
}
catch (System.Xml.XmlException)
{
// Emit warning for invalid XML
context.ReportDiagnostic(Diagnostic.Create(
Diagnostics.InvalidXmlDocumentation,
methodSymbol.Locations.FirstOrDefault(),
methodSymbol.Name));
// Emit warning for invalid XML only if the method is partial (as that's when it would affect generated code)
if (methodDeclaration.Modifiers.Any(SyntaxKind.PartialKeyword))
{
context.ReportDiagnostic(Diagnostic.Create(
Diagnostics.InvalidXmlDocumentation,
methodSymbol.Locations.FirstOrDefault(),
methodSymbol.Name));
}
return null;
}
}