light-prover-client 8.0.0

Crate for interacting with Light Protocol circuits
Documentation 
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use light_hasher::HasherError;
use solana_bn254::compression::AltBn128CompressionError;
use thiserror::Error;

#[derive(Debug, Error)]
pub enum ProverClientError {
    #[error("RPC error")]
    RpcError,

    #[error("Error: {0}")]
    GenericError(String),

    #[error("Prover server error: {0}")]
    ProverServerError(String),

    #[error("Arkworks prover error: {0}")]
    ArkworksProverError(String),

    #[error("Arkworks serialization error: {0}")]
    ArkworksSerializationError(String),

    #[error("Cannot change endianness")]
    ChangeEndiannessError,

    #[error("Cannot parse inputs")]
    InputsParsingError,

    #[error("Wrong number of UTXO's")]
    WrongNumberOfUtxos,

    #[error("AltBn128Error error: {0}")]
    AltBn128CompressionError(String),

    #[error("Invalid hex string: {0}")]
    InvalidHexString(String),

    #[error("Invalid proof data: {0}")]
    InvalidProofData(String),

    #[error("Hashchain mismatch: computed {computed:?} != expected {expected:?} (batch_size={batch_size}, next_index={next_index})")]
    HashchainMismatch {
        computed: [u8; 32],
        expected: [u8; 32],
        batch_size: usize,
        next_index: usize,
    },

    #[error("Proof patch failed: {0}")]
    ProofPatchFailed(String),
}

impl From<AltBn128CompressionError> for ProverClientError {
    fn from(error: AltBn128CompressionError) -> Self {
        ProverClientError::AltBn128CompressionError(error.to_string())
    }
}

impl From<HasherError> for ProverClientError {
    fn from(error: HasherError) -> Self {
        ProverClientError::GenericError(format!("Hasher error: {:?}", error))
    }
}