36 lines
971 B
Rust
36 lines
971 B
Rust
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use thiserror::Error;
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/// Errors that can occur during transaction or session operations.
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#[derive(Debug, Error)]
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pub enum TransactionError {
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#[error("not found: {0}")]
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NotFound(String),
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#[error("transaction already active for session: {0}")]
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AlreadyActive(String),
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#[error("write conflict detected (code 112): {0}")]
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WriteConflict(String),
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#[error("session expired: {0}")]
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SessionExpired(String),
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#[error("invalid transaction state: {0}")]
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InvalidState(String),
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}
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impl TransactionError {
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/// Returns the error code.
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pub fn code(&self) -> i32 {
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match self {
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TransactionError::NotFound(_) => 251,
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TransactionError::AlreadyActive(_) => 256,
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TransactionError::WriteConflict(_) => 112,
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TransactionError::SessionExpired(_) => 6100,
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TransactionError::InvalidState(_) => 263,
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}
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}
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}
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pub type TransactionResult<T> = Result<T, TransactionError>;
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