private static void AnalyzeModelDeclarationAttribute(SymbolAnalysisContext context, INamedTypeSymbol modelType, AttributeData attribute)
{
var compilation = context.Compilation;
var spec = attribute.AttributeClass.GetModelDeclarationSpec(compilation);
if (!spec.HasValue)
{
return;
}
var specValue = spec.Value;
var name = attribute.GetStringArgument();
if (name == null)
{
return;
}
var implementation = GetImplementation(modelType, name, specValue);
if (implementation == null)
{
var isProperty = specValue.IsProperty;
var parameterTypes = specValue.ParameterTypes;
var returnType = specValue.ReturnType;
context.ReportDiagnostic(Diagnostic.Create(Rules.MissingImplementation, attribute.GetLocation(),
(isProperty ? Resources.StringFormatArg_Property : Resources.StringFormatArg_Method), name, returnType, parameterTypes.FormatString()));
return;
}
var crossRefAttributeType = attribute.GetCrossReferenceAttributeType(compilation);
if (crossRefAttributeType == null)
{
return;
}
if (!implementation.HasAttribute(crossRefAttributeType))
{
context.ReportDiagnostic(Diagnostic.Create(Rules.MissingImplementationAttribute, implementation.Locations[0], crossRefAttributeType));
}
}
private static void AnalyzeImplementation(SymbolAnalysisContext context, INamedTypeSymbol modelType, ISymbol symbol, AttributeData attribute, Compilation compilation)
{
var name = symbol.Name;
var modelAttributeType = attribute.GetCrossReferenceAttributeType(compilation);
if (modelAttributeType == null)
{
return;
}
var spec = modelAttributeType.GetModelDeclarationSpec(compilation);
if (!spec.HasValue)
{
return;
}
var specValue = spec.Value;
var isProperty = specValue.IsProperty;
var returnType = specValue.ReturnType;
var parameterTypes = specValue.ParameterTypes;
if (!IsImplementation(symbol, isProperty, specValue.ReturnType, specValue.ParameterTypes))
{
context.ReportDiagnostic(Diagnostic.Create(Rules.InvalidImplementationAttribute, attribute.GetLocation(), attribute.AttributeClass,
isProperty ? Resources.StringFormatArg_Property : Resources.StringFormatArg_Method, returnType, parameterTypes.FormatString()));
return;
}
var modelAttribute = modelType.GetAttributes().Where(x => x.AttributeClass.Equals(modelAttributeType) && x.GetStringArgument() == name).FirstOrDefault();
if (modelAttribute == null)
{
context.ReportDiagnostic(Diagnostic.Create(Rules.MissingDeclarationAttribute, attribute.GetLocation(), modelAttributeType, name));
}
}
