fn handle_funding_transaction()

in fastpay_core/src/fastpay_smart_contract.rs [50:65]

• 14 lines of code
• 1 McCabe index (conditional complexity)

    fn handle_funding_transaction(
        &mut self,
        transaction: FundingTransaction,
    ) -> Result<(), failure::Error> {
        // TODO: Authentication by Primary sender
        let amount = transaction.primary_coins;
        ensure!(
            amount > Amount::zero(),
            "Transfers must have positive amount",
        );
        // TODO: Make sure that under overflow/underflow we are consistent.
        self.last_transaction_index = self.last_transaction_index.increment()?;
        self.blockchain.push(transaction);
        self.total_balance = self.total_balance.try_add(amount)?;
        Ok(())
    }