Exception
	ExceptionDomain
		ExceptionDomainType
			ExceptionDomainTypeKey (only for collections)
			ExceptionDomainTypeContent (only for collections)
		ExceptionDomainState
			ExceptionDomainStateCapacity
				ExceptionDomainStateCapacityTooMany
				ExceptionDomainStateCapacityTooFew
			ExceptionDomainStateDuplicate
				ExceptionDomainStateDuplicateKey (only for collections)
				ExceptionDomainStateDuplicateContent (only for collections)
		ExceptionDomainLookup
			ExceptionDomainLookupKey (only for collections)
			ExceptionDomainLookupContent (only for collections)
	ExceptionError
		ExceptionErrorInfrastructure
			ExceptionErrorInfrastructureConcurrency
	ExceptionUnexpected (will remove and use php7 assert() instead)