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Document `Txid` being displayed backwards 

Fix #958
This commit is contained in:
Dawid Ciężarkiewicz 2022-06-03 19:43:45 -07:00
parent 21f4493813
commit 28049ce2d9
1 changed files with 9 additions and 1 deletions
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10
src/hash_types.rs
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@ -39,7 +39,15 @@ macro_rules! impl_hashencode {
} }
} }
hash_newtype!(Txid, sha256d::Hash, 32, doc="A bitcoin transaction hash/transaction ID."); hash_newtype!(
Txid, sha256d::Hash, 32, doc="A bitcoin transaction hash/transaction ID.
For compatibility with the existing Bitcoin infrastructure and historical
and current versions of the Bitcoin Core software itself, this and
other [`sha256d::Hash`] types, are serialized in reverse
byte order when converted to a hex string via [`std::fmt::Display`] trait operations.
See [`hashes::Hash::DISPLAY_BACKWARD`] for more details.
");
hash_newtype!(Wtxid, sha256d::Hash, 32, doc="A bitcoin witness transaction ID."); hash_newtype!(Wtxid, sha256d::Hash, 32, doc="A bitcoin witness transaction ID.");
hash_newtype!(BlockHash, sha256d::Hash, 32, doc="A bitcoin block hash."); hash_newtype!(BlockHash, sha256d::Hash, 32, doc="A bitcoin block hash.");
hash_newtype!(Sighash, sha256d::Hash, 32, doc="Hash of the transaction according to the signature algorithm"); hash_newtype!(Sighash, sha256d::Hash, 32, doc="Hash of the transaction according to the signature algorithm");