Remove unused error variants

signer/src/error.rs

@@ -21,16 +21,6 @@ pub enum Error {
     #[error("Transaction is missing from mempool")]
     BitcoinTxMissing(bitcoin::Txid),
 
-    /// Returned when we could not decode the hex into a
-    /// bitcoin::Transaction.
-    #[error("failed to decode the provided hex into a transaction. txid: {1}. {0}")]
-    DecodeTx(#[source] bitcoin::consensus::encode::Error, bitcoin::Txid),
-
-    /// Could not deserialize the "blockchain.transaction.get" response
-    /// into a GetTxResponse.
-    #[error("failed to deserialize the blockchain.transaction.get response. txid: {1}. {0}")]
-    DeserializeGetTransaction(#[source] serde_json::Error, bitcoin::Txid),
-
     /// Received an error in call to estimatesmartfee RPC call
     #[error("failed to get fee estimate from bitcoin-core for target {1}. {0}")]
     EstimateSmartFee(#[source] bitcoincore_rpc::Error, u16),
@@ -68,10 +58,6 @@ pub enum Error {
     #[error("tokio i/o error: {0}")]
     TokioIo(#[from] tokio::io::Error),
 
-    /// The error used in the [`Encode`] and [`Decode`] trait.
-    #[error("error serializing type: {0}")]
-    Bincode(#[source] bincode::Error),
-
     /// Error when breaking out the ZeroMQ message into three parts.
     #[error("bitcoin messages should have a three part layout, received {0} parts")]
     BitcoinCoreZmqMessageLayout(usize),
@@ -251,10 +237,6 @@ pub enum Error {
     #[error("failed to read migration script: {0}")]
     ReadSqlMigration(Cow<'static, str>),
 
-    /// Could not retrieve the current database name.
-    #[error("could not retrieve the current database name")]
-    CurrentDatabaseName,
-
     /// An error when attempting to generically decode bytes using the
     /// trait implementation.
     #[error("got an error wen attempting to call StacksMessageCodec::consensus_deserialize {0}")]

signer/src/util.rs

@@ -145,7 +145,7 @@ mod tests {
             } else {
                 // Just picked a random error here (which isn't
                 // a AllFailoverClientsFailed)
-                Err(Error::CurrentDatabaseName)
+                Err(Error::Encryption)
             }
         }
     }