internal static bool TryGetIdentifierAndRegisteredName(ArgumentSyntax callback, SemanticModel semanticModel, CancellationToken cancellationToken, out IdentifierNameSyntax identifier, out string registeredName)
{
registeredName = null;
if (!ValidateValueCallback.TryGetName(callback, semanticModel, cancellationToken, out identifier, out string _))
{
return(false);
}
return(ValidateValueCallback.TryGetRegisteredName(callback, semanticModel, cancellationToken, out registeredName));
}
private static void HandleInvocation(SyntaxNodeAnalysisContext context)
{
var invocation = context.Node as InvocationExpressionSyntax;
if (invocation == null || invocation.IsMissing)
{
return;
}
ArgumentSyntax callback;
if (!ValidateValueCallback.TryGetValidateValueCallback(
invocation,
context.SemanticModel,
context.CancellationToken,
out callback))
{
return;
}
IdentifierNameSyntax nameExpression;
string registeredName;
if (TryGetIdentifierAndRegisteredName(
callback,
context.SemanticModel,
context.CancellationToken,
out nameExpression,
out registeredName))
{
if (!nameExpression.Identifier.ValueText.IsParts(registeredName, "ValidateValue"))
{
context.ReportDiagnostic(Diagnostic.Create(Descriptor, nameExpression.GetLocation(), nameExpression, $"{registeredName}ValidateValue"));
}
}
}
