oxide_graph/error.rs
1//! Error type for the graph layer.
2
3use thiserror::Error;
4
5/// All errors produced by the graph.
6#[derive(Debug, Error)]
7pub enum GraphError {
8 /// Node id was not present in the store.
9 #[error("unknown node `{0}`")]
10 UnknownNode(String),
11
12 /// Edge id was not present.
13 #[error("unknown edge `{0}`")]
14 UnknownEdge(String),
15
16 /// JSON (de)serialization failure.
17 #[error("json error: {0}")]
18 Json(#[from] serde_json::Error),
19
20 /// Wrapped kernel error.
21 #[error("kernel error: {0}")]
22 Kernel(#[from] oxide_k::KernelError),
23
24 /// Catch-all.
25 #[error(transparent)]
26 Other(#[from] anyhow::Error),
27}
28
29/// Convenience alias.
30pub type Result<T> = std::result::Result<T, GraphError>;