MToken.updateIndex

$MToken.updateIndex()$

• Calculates and updates $earnerIndex$ to their current values

  • Calculates and updates $earnerIndex$: $earnerIndex_{now} =fn( earnerIndex_{earnerIndexLastUpdatedTimestamp}, rate, now - earnerIndexLastUpdatedTimestamp)$

  • Sets $latestRate = earnerInterestRateModel.getRate()$

  • Sets $earnerIndexLastUpdatedlTimestamp = now$.