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60 lines
2.1 KiB
Rust
60 lines
2.1 KiB
Rust
/// Database error type. They are using u32 to represent error code.
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#[derive(Debug, thiserror::Error, PartialEq, Eq, Clone)]
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pub enum DatabaseError {
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/// Failed to open database.
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#[error("Failed to open database: {0:?}")]
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FailedToOpen(i32),
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/// Failed to create a table in database.
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#[error("Table Creating error code: {0:?}")]
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TableCreation(i32),
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/// Failed to insert a value into a table.
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#[error("Database write error code: {0:?}")]
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Write(i32),
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/// Failed to get a value into a table.
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#[error("Database read error code: {0:?}")]
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Read(i32),
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/// Failed to delete a `(key, value)` pair into a table.
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#[error("Database delete error code: {0:?}")]
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Delete(i32),
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/// Failed to commit transaction changes into the database.
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#[error("Database commit error code: {0:?}")]
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Commit(i32),
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/// Failed to initiate a transaction.
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#[error("Initialization of transaction errored with code: {0:?}")]
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InitTransaction(i32),
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/// Failed to initiate a cursor.
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#[error("Initialization of cursor errored with code: {0:?}")]
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InitCursor(i32),
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/// Failed to decode a key from a table.
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#[error("Error decoding value.")]
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DecodeError,
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/// Failed to get database stats.
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#[error("Database stats error code: {0:?}")]
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Stats(i32),
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/// Failed to use the specified log level, as it's not available.
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#[error("Log level is not available: {0:?}")]
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LogLevelUnavailable(LogLevel),
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}
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#[derive(Debug, PartialEq, Eq, Clone, Copy)]
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#[cfg_attr(feature = "clap", derive(clap::ValueEnum))]
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/// Database log level.
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pub enum LogLevel {
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/// Enables logging for critical conditions, i.e. assertion failures.
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Fatal,
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/// Enables logging for error conditions.
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Error,
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/// Enables logging for warning conditions.
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Warn,
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/// Enables logging for normal but significant condition.
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Notice,
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/// Enables logging for verbose informational.
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Verbose,
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/// Enables logging for debug-level messages.
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Debug,
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/// Enables logging for trace debug-level messages.
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Trace,
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/// Enables logging for extra debug-level messages.
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Extra,
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}
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