public static bool IsDacField(this ITypeSymbol typeSymbol)
{
if (!typeSymbol.BaseValidation())
{
return(false);
}
else if (typeSymbol.ImplementsInterface(TypeNames.IBqlField)) //Should work for named types and type parameters in most cases
{
return(true);
}
else if (typeSymbol is ITypeParameterSymbol typeParameterSymbol) //fallback for type parameters when Roslyn can't correctly determine interfaces (see ATR-376)
{
return(typeParameterSymbol.GetAllConstraintTypes()
.Any(constraint => constraint.ImplementsInterface(TypeNames.IBqlField)));
}
else
{
return(false);
}
}
public static bool IsDacExtension(this ITypeSymbol typeSymbol) =>
typeSymbol.BaseValidation()
? typeSymbol.InheritsOrImplementsOrEquals(TypeNames.PXCacheExtension, includeInterfaces: false)
: false;
