Use deserialize_hex to avoid intermediate Vec allocation#205
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EddieHouston merged 3 commits intoBlockstream:new-indexfrom Apr 14, 2026
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RCasatta
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Apr 8, 2026
shesek
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Apr 10, 2026
bitcoin 0.32 provides deserialize_hex which parses hex directly into the target type without allocating an intermediate Vec<u8>. The elements crate (0.26) doesn't expose this yet, so liquid builds keep the two-step FromHex + deserialize path behind a cfg gate.
…y which type (Block, Transaction, BlockHeader) failed.
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Summary
bitcoin::consensus::encode::deserialize_hex(available since bitcoin 0.32) inheader_from_value,block_from_value, andtx_from_valueto parse hex directly into the target type without allocating an intermediateVec<u8>elementscrate (0.26) doesn't exposedeserialize_hexyet, so liquid builds keep the two-stepFromHex+deserializepath behind a cfg gatedeserialize_hexwhen upgrading version #94