Add NumOperations() method to Transaction.

[fasaxc]

Useful for checking if the transaction is empty before trying to execute it, for example.

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[danwinship]

Useful for checking if the transaction is empty before trying to execute it, for example.

Yeah, I can definitely see the use case for that, but did you have any use case for knowing the exact number of operations? Would this be better as IsEmpty?

[fasaxc]

Might be nice to put in our prometheus metrics "felix_nft_txn_size", for example.

[danwinship]

ok
/lgtm
/approve
thanks!

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[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: danwinship, fasaxc

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[fasaxc]

Thanks for the LGTM :-)