steer_tools/
error.rs

1use serde::{Deserialize, Serialize};
2use thiserror::Error;
3
4#[derive(Error, Debug, Clone, Serialize, Deserialize)]
5pub enum ToolError {
6    #[error("Unknown tool: {0}")]
7    UnknownTool(String),
8
9    #[error("Invalid parameters for {0}: {1}")]
10    InvalidParams(String, String), // Tool name, error message
11
12    #[error("{tool_name} failed: {message}")]
13    Execution { tool_name: String, message: String },
14
15    #[error("{0} was cancelled")]
16    Cancelled(String), // Tool name or ID
17
18    #[error("{0} timed out")]
19    Timeout(String), // Tool name or ID
20
21    #[error("{0} requires approval to run")]
22    DeniedByUser(String), // Tool name
23
24    #[error("Unexpected error: {0}")]
25    InternalError(String), // Error message
26
27    #[error("File operation failed in {tool_name}: {message}")]
28    Io { tool_name: String, message: String },
29
30    #[error("Failed to process data: {0}")]
31    Serialization(String),
32
33    #[error("Network request failed: {0}")]
34    Http(String),
35
36    #[error("Invalid pattern: {0}")]
37    Regex(String),
38
39    #[error("Cannot connect to {server_name}: {message}")]
40    McpConnectionFailed {
41        server_name: String,
42        message: String,
43    },
44}
45
46impl ToolError {
47    pub fn execution<T: Into<String>, M: Into<String>>(tool_name: T, message: M) -> Self {
48        ToolError::Execution {
49            tool_name: tool_name.into(),
50            message: message.into(),
51        }
52    }
53
54    pub fn io<T: Into<String>, M: Into<String>>(tool_name: T, message: M) -> Self {
55        ToolError::Io {
56            tool_name: tool_name.into(),
57            message: message.into(),
58        }
59    }
60
61    pub fn invalid_params<T: Into<String>, M: Into<String>>(tool_name: T, message: M) -> Self {
62        ToolError::InvalidParams(tool_name.into(), message.into())
63    }
64
65    pub fn mcp_connection_failed<T: Into<String>, M: Into<String>>(
66        server_name: T,
67        message: M,
68    ) -> Self {
69        ToolError::McpConnectionFailed {
70            server_name: server_name.into(),
71            message: message.into(),
72        }
73    }
74}
steer_tools/error.rs

steer_tools/
error.rs
