1use thiserror::Error;
4
5#[derive(Error, Debug)]
6pub enum GraphError {
7 #[error("Node not found: {0}")]
8 NodeNotFound(String),
9
10 #[error("Edge not found: {0}")]
11 EdgeNotFound(String),
12
13 #[error("Hyperedge not found: {0}")]
14 HyperedgeNotFound(String),
15
16 #[error("Invalid query: {0}")]
17 InvalidQuery(String),
18
19 #[error("Transaction error: {0}")]
20 TransactionError(String),
21
22 #[error("Constraint violation: {0}")]
23 ConstraintViolation(String),
24
25 #[error("Cypher parse error: {0}")]
26 CypherParseError(String),
27
28 #[error("Cypher execution error: {0}")]
29 CypherExecutionError(String),
30
31 #[error("Distributed operation failed: {0}")]
32 DistributedError(String),
33
34 #[error("Invalid input: {0}")]
35 InvalidInput(String),
36
37 #[error("Shard error: {0}")]
38 ShardError(String),
39
40 #[error("Coordinator error: {0}")]
41 CoordinatorError(String),
42
43 #[error("Federation error: {0}")]
44 FederationError(String),
45
46 #[error("RPC error: {0}")]
47 RpcError(String),
48
49 #[error("Query error: {0}")]
50 QueryError(String),
51
52 #[error("Network error: {0}")]
53 NetworkError(String),
54
55 #[error("Serialization error: {0}")]
56 SerializationError(String),
57
58 #[error("Replication error: {0}")]
59 ReplicationError(String),
60
61 #[error("Cluster error: {0}")]
62 ClusterError(String),
63
64 #[error("Index error: {0}")]
65 IndexError(String),
66
67 #[error("Invalid embedding: {0}")]
68 InvalidEmbedding(String),
69
70 #[error("Storage error: {0}")]
71 StorageError(String),
72
73 #[error("Execution error: {0}")]
74 ExecutionError(String),
75
76 #[error("Configuration error: {0}")]
77 ConfigError(String),
78
79 #[error("IO error: {0}")]
80 IoError(#[from] std::io::Error),
81}
82
83impl From<anyhow::Error> for GraphError {
84 fn from(err: anyhow::Error) -> Self {
85 GraphError::StorageError(err.to_string())
86 }
87}
88
89impl From<bincode::error::EncodeError> for GraphError {
90 fn from(err: bincode::error::EncodeError) -> Self {
91 GraphError::SerializationError(err.to_string())
92 }
93}
94
95impl From<bincode::error::DecodeError> for GraphError {
96 fn from(err: bincode::error::DecodeError) -> Self {
97 GraphError::SerializationError(err.to_string())
98 }
99}
100
101pub type Result<T> = std::result::Result<T, GraphError>;