protected override ISyntaxVisitorAction Enter(
FieldNode node,
IDocumentValidatorContext context)
{
if (IntrospectionFields.TypeName.Equals(node.Name.Value))
{
return(Skip);
}
if (context.Types.TryPeek(out IType type))
{
INamedType namedType = type.NamedType();
if (context.Schema.QueryType == namedType &&
(IntrospectionFields.Schema.Equals(node.Name.Value) ||
IntrospectionFields.Type.Equals(node.Name.Value)))
{
context.Errors.Add(context.IntrospectionNotAllowed(node));
return(Break);
}
if (namedType is IComplexOutputType ct)
{
if (ct.Fields.TryGetField(node.Name.Value, out IOutputField? of))
{
if (node.SelectionSet is null ||
node.SelectionSet.Selections.Count == 0 ||
of.Type.NamedType().IsLeafType())
{
return(Skip);
}
context.OutputFields.Push(of);
context.Types.Push(of.Type);
return(Continue);
}
return(Skip);
}
}
context.UnexpectedErrorsDetected = true;
return(Skip);
}