message_db 0.1.0

Microservice native message and event store for Postgres
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26

use thiserror::Error;

/// Type alias for `Result<T, message_db::Error>`
pub type Result<T, E = Error> = std::result::Result<T, E>;

/// Represents all the ways a method can fail.
#[derive(Debug, Error)]
pub enum Error {
    /// Database error.
    #[cfg(feature = "database")]
    #[error(transparent)]
    Database(#[from] sqlx::Error),

    /// Message data failed to deserialize.
    #[error("failed to deserialize data: {0}")]
    DeserializeData(serde_json::Error),

    /// Message metadata failed to deserialize.
    #[cfg(feature = "database")]
    #[error("failed to deserialize metadata: {0}")]
    DeserializeMetadata(serde_json::Error),

    /// Stream name is empty.
    #[error("stream name is empty")]
    EmptyStreamName,
}