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State RFC: remove duplicate validation steps (#1123)

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teor 2020-10-06 12:03:17 +10:00 committed by GitHub
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book/src/dev/rfcs/0005-state-updates.md
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@ -623,14 +623,9 @@ check that `block`'s parent hash is `null` (all zeroes) and its height is `0`.
(Due to a [bug in zcashd](https://github.com/ZcashFoundation/zebra/issues/559), genesis block transactions (Due to a [bug in zcashd](https://github.com/ZcashFoundation/zebra/issues/559), genesis block transactions
are ignored during validation.) are ignored during validation.)
3. If the block is a genesis block, skip any transaction updates. 4. Update the `sprout_anchors` and `sapling_anchors` trees with the Sprout and Sapling anchors.
(Due to a [bug in zcashd](https://github.com/ZcashFoundation/zebra/issues/559), genesis block transactions 5. Iterate over the enumerated transactions in the block. For each transaction:
are ignored during validation.)
3. Update the `sprout_anchors` and `sapling_anchors` trees with the Sprout and Sapling anchors.
4. Iterate over the enumerated transactions in the block. For each transaction:
1. Insert `(transaction_hash, block_height || BE32(tx_index))` to 1. Insert `(transaction_hash, block_height || BE32(tx_index))` to
`tx_by_hash`; `tx_by_hash`;