getOrElseThrow
Return an instance from the context if the type has been registered. The instance will be created if it hasn't been accessed previously.
Return
the instance managed by the context
Parameters
<T>
the instance type
<X>
the exception to throw if the type is not registered
type
the instance type
exceptionSupplier
the supplier which will return the exception to be thrown
Throws
if the type has not been registered
if the type has not been registered