ibc_query/
error.rs

1use alloc::string::{String, ToString};
2
3use displaydoc::Display;
4use ibc::core::channel::types::error::ChannelError;
5use ibc::core::client::types::error::ClientError;
6use ibc::core::connection::types::error::ConnectionError;
7use ibc::core::handler::types::error::HandlerError;
8use ibc::core::host::types::error::{DecodingError, HostError, IdentifierError};
9use tonic::Status;
10
11/// The main error type of the ibc-query crate. This type mainly
12/// serves to surface lower-level errors that occur when executing
13/// ibc-query's codepaths.
14#[derive(Debug, Display)]
15pub enum QueryError {
16    /// handler error: `{0}`
17    Handler(HandlerError),
18    /// host error: `{0}`
19    Host(HostError),
20    /// decoding error: `{0}`
21    Decoding(DecodingError),
22    /// missing proof: `{0}`
23    MissingProof(String),
24    /// missing field: `{0}`
25    MissingField(String),
26}
27
28impl QueryError {
29    pub fn missing_proof<T: ToString>(description: T) -> Self {
30        Self::MissingProof(description.to_string())
31    }
32
33    pub fn missing_field<T: ToString>(description: T) -> Self {
34        Self::MissingField(description.to_string())
35    }
36}
37
38impl From<QueryError> for Status {
39    fn from(e: QueryError) -> Self {
40        match e {
41            QueryError::Handler(ctx_err) => Self::internal(ctx_err.to_string()),
42            QueryError::Host(host_err) => Self::internal(host_err.to_string()),
43            QueryError::Decoding(de) => Self::internal(de.to_string()),
44            QueryError::MissingProof(description) => Self::not_found(description),
45            QueryError::MissingField(description) => Self::invalid_argument(description),
46        }
47    }
48}
49
50impl From<ClientError> for QueryError {
51    fn from(e: ClientError) -> Self {
52        Self::Handler(HandlerError::Client(e))
53    }
54}
55
56impl From<ConnectionError> for QueryError {
57    fn from(e: ConnectionError) -> Self {
58        Self::Handler(HandlerError::Connection(e))
59    }
60}
61
62impl From<ChannelError> for QueryError {
63    fn from(e: ChannelError) -> Self {
64        Self::Handler(HandlerError::Channel(e))
65    }
66}
67
68impl From<DecodingError> for QueryError {
69    fn from(e: DecodingError) -> Self {
70        Self::Decoding(e)
71    }
72}
73
74impl From<IdentifierError> for QueryError {
75    fn from(e: IdentifierError) -> Self {
76        Self::Decoding(DecodingError::Identifier(e))
77    }
78}
79
80impl From<HostError> for QueryError {
81    fn from(e: HostError) -> Self {
82        Self::Host(e)
83    }
84}
ibc_query/error.rs

ibc_query/
error.rs
