interface AbsentOption<T, R>
Sub option step in case the subject is absent
T - The type of the subject of the assertion
R - The resulting type which should be created.
abstract val ifDefined: (T) -> R
The previously defined factory in case the subject of the assertion is defined.  | 
open infix fun ifAbsent(failureHintFactory: () -> R): Pair<() -> R, (T) -> R>
Defines the failure hint factory which should be used if the subject of the assertion is not defined.  | 
interface FailureHintSubjectAbsentOption<T> : SubjectBasedOption.AbsentOption<T, Assertion>
Sub Option step to define a failure hint in case the subject of the assertion is not defined.  | 
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interface ShowSubjectAbsentOption<T> : SubjectBasedOption.AbsentOption<T, Boolean>
Sub Option step to define a failure hint in case the subject of the assertion is not defined.  |