45 lines
1.3 KiB
Rust
45 lines
1.3 KiB
Rust
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//! Consensus validation errors
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use thiserror::Error;
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#[derive(Error, Debug)]
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pub enum TransactionError {
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#[error("first transaction must be coinbase")]
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CoinbasePosition,
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#[error("coinbase input found in non-coinbase transaction")]
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CoinbaseInputFound,
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}
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#[derive(Error, Debug)]
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pub enum BlockError {
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#[error("block contains invalid transactions")]
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Transaction(#[from] TransactionError),
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#[error("block haves no transactions")]
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NoTransactions,
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#[error("block {0:?} is already in the chain at depth {1:?}")]
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AlreadyInChain(zebra_chain::block::Hash, u32),
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#[error("invalid block {0:?}: missing block height")]
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MissingHeight(zebra_chain::block::Hash),
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#[error("invalid block height {0:?} in {1:?}: greater than the maximum height {2:?}")]
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MaxHeight(
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zebra_chain::block::Height,
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zebra_chain::block::Hash,
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zebra_chain::block::Height,
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),
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#[error("invalid difficulty threshold in block header {0:?} {1:?}")]
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InvalidDifficulty(zebra_chain::block::Height, zebra_chain::block::Hash),
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#[error("block {0:?} failed the difficulty filter: hash {1:?} must be less than or equal to the difficulty threshold {2:?}")]
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DifficultyFilter(
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zebra_chain::block::Height,
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zebra_chain::block::Hash,
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zebra_chain::work::difficulty::ExpandedDifficulty,
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),
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}
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