public AttributeUsageInfo(AttributeTargets validTargets, bool allowMultiple, bool inherited)
{
// NOTE: VB allows AttributeUsageAttribute with no valid target, i.e. <AttributeUsageAttribute(0)>, and doesn't generate any diagnostics.
// We use PackedAttributeUsage.Initialized field to differentiate between uninitialized AttributeUsageInfo and initialized AttributeUsageInfo with no valid targets.
_flags = (PackedAttributeUsage)validTargets | PackedAttributeUsage.Initialized;
if (allowMultiple)
{
_flags |= PackedAttributeUsage.AllowMultiple;
}
if (inherited)
{
_flags |= PackedAttributeUsage.Inherited;
}
}
internal AttributeUsageInfo(AttributeTargets validTargets, bool allowMultiple, bool inherited)
{
// NOTE: VB allows AttributeUsageAttribute with no valid target, i.e. <AttributeUsageAttribute(0)>, and doesn't generate any diagnostics.
// We use use PackedAttributeUsage.Initialized field to differentiate between uninitialized AttributeUsageInfo and initialized AttributeUsageInfo with no valid targets.
flags = (PackedAttributeUsage)validTargets | PackedAttributeUsage.Initialized;
if (allowMultiple)
{
flags |= PackedAttributeUsage.AllowMultiple;
}
if (inherited)
{
flags |= PackedAttributeUsage.Inherited;
}
}
