private static void AnalyzeFieldDeclaration(SyntaxNodeAnalysisContext context)
{
var fieldNode = (FieldDeclarationSyntax)context.Node;
if (!fieldNode.ContainsDiagnostics)
{
foreach (var variable in fieldNode.Declaration.Variables)
{
var fieldSymbol = context.SemanticModel.GetDeclaredSymbol(variable) as IFieldSymbol;
var classSymbol = fieldSymbol?.ContainingType;
if (context.CancellationToken.IsCancellationRequested)
{
break;
}
if (fieldSymbol != null && classSymbol != null &&
classSymbol.IsStereotype())
{
if (fieldSymbol.Type.IsIPropertyInfo())
{
foreach (var classMember in classSymbol.GetMembers())
{
if (classMember.Kind == SymbolKind.Property)
{
var classProperty = classMember as IPropertySymbol;
if (!classProperty.IsIndexer)
{
if (EvaluateManagedBackingFieldsAnalayzer.DetermineIfPropertyUsesField(
context, fieldSymbol, classProperty))
{
if (context.CancellationToken.IsCancellationRequested)
{
break;
}
EvaluateManagedBackingFieldsAnalayzer.CheckForDiagnostics(
context, fieldNode, fieldSymbol);
break;
}
}
}
}
}
}
}
}
}
private static bool DetermineIfPropertyUsesField(SyntaxNodeAnalysisContext context,
IFieldSymbol fieldSymbol, IPropertySymbol classProperty)
{
if (classProperty.GetMethod != null)
{
return(EvaluateManagedBackingFieldsAnalayzer.DetermineIfPropertyUsesField(
context, fieldSymbol, classProperty,
propertyNode => propertyNode.ExpressionBody as SyntaxNode ??
propertyNode.AccessorList.Accessors.Single(
_ => _.IsKind(SyntaxKind.GetAccessorDeclaration)).Body));
}
if (classProperty.SetMethod != null)
{
return(EvaluateManagedBackingFieldsAnalayzer.DetermineIfPropertyUsesField(
context, fieldSymbol, classProperty,
propertyNode => propertyNode.AccessorList.Accessors.Single(
_ => _.IsKind(SyntaxKind.SetAccessorDeclaration)).Body));
}
return(false);
}
