mapFailure
inline fun <InputFailure, Value, OutputFailure> ProgressiveOutcome<InputFailure, Value>.mapFailure(transformFailure: (InputFailure) -> OutputFailure): ProgressiveOutcome<OutputFailure, Value>(source)
If this outcome is failed, replaces its failure using transformFailure.
If this outcome isn't failed, does nothing.
See also
Map the success state instead of the failure state.