private static bool IsInstantiableExceptionType([NotNull] IDeclaredType declaredType, [NotNull] ICSharpExpression context)
{
var predefinedType = context.GetPredefinedType();
var conversionRule = context.GetTypeConversionRule();
return(conversionRule.IsImplicitlyConvertibleTo(declaredType, predefinedType.Exception) &&
TypeUtils.CanInstantiateType(declaredType, context) != CanInstantiate.No);
}
private static IType GetQualifierType([NotNull] ICSharpExpression qualifier, [NotNull] out IType filterType)
{
var qualifierType = filterType = qualifier.Type();
if (qualifierType.IsResolved)
{
return(qualifierType);
}
var enumType = FindEnumerationType(qualifier);
if (enumType == null)
{
return(null);
}
filterType = qualifier.GetPredefinedType().Type;
return(enumType);
}