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claude_codes/
error.rs

1//! Error types for the Claude Code protocol
2
3use crate::io::ParseError;
4use thiserror::Error;
5
6#[derive(Error, Debug)]
7pub enum Error {
8    #[error("JSON serialization error: {0}")]
9    Json(#[from] serde_json::Error),
10
11    #[error("IO error: {0}")]
12    Io(#[from] std::io::Error),
13
14    #[error("Protocol error: {0}")]
15    Protocol(String),
16
17    #[error("Invalid message type: {0}")]
18    InvalidMessageType(String),
19
20    #[error("Missing required field: {0}")]
21    MissingField(String),
22
23    #[error("Invalid state transition: {0}")]
24    InvalidState(String),
25
26    #[error("Timeout occurred")]
27    Timeout,
28
29    #[error("Connection closed")]
30    ConnectionClosed,
31
32    #[error("Deserialization error: {0}")]
33    Deserialization(#[from] ParseError),
34
35    #[error("Session UUID not yet available - no response received")]
36    SessionNotInitialized,
37
38    #[error("Unknown error: {0}")]
39    Unknown(String),
40}
41
42pub type Result<T> = std::result::Result<T, Error>;