tiny-agent 0.3.0

一个小而完整的 Rust LLM Agent 运行时：可中断、可恢复、可观测、可插拔的 agent loop / A small but complete LLM agent runtime in Rust — an interruptible, resumable, observable, pluggable agent loop.
Documentation 
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use crate::{providers::ProviderError, sandbox::SandboxError, skills::SkillError};
use serde::{Deserialize, Serialize};

#[derive(thiserror::Error, Debug, Clone, Serialize, Deserialize, PartialEq, Eq)]
pub enum StorageError {
    #[error("storage io error: {0}")]
    Io(String),
    #[error("storage serialization error: {0}")]
    Serde(String),
    #[error("storage unavailable: {0}")]
    Unavailable(String),
    #[error("storage not found: {0}")]
    NotFound(String),
    #[error("storage internal error: {0}")]
    Internal(String),
}

impl StorageError {
    pub fn io(error: impl Into<String>) -> Self {
        Self::Io(error.into())
    }

    pub fn serde(error: impl Into<String>) -> Self {
        Self::Serde(error.into())
    }

    pub fn unavailable(error: impl Into<String>) -> Self {
        Self::Unavailable(error.into())
    }

    pub fn internal(error: impl Into<String>) -> Self {
        Self::Internal(error.into())
    }
}

#[derive(thiserror::Error, Debug)]
pub enum AgentError {
    #[error("storage error: {0}")]
    Storage(#[from] StorageError),
    #[error("provider error: {0}")]
    Provider(#[from] ProviderError),
    #[error("sandbox error: {0}")]
    Sandbox(#[from] SandboxError),
    #[error("skill error: {0}")]
    Skill(#[from] SkillError),
    #[error("config error: {0}")]
    Config(String),
    #[error("internal error: {0}")]
    Internal(String),
}

impl AgentError {
    pub fn config(message: impl Into<String>) -> Self {
        Self::Config(message.into())
    }

    pub fn internal(message: impl Into<String>) -> Self {
        Self::Internal(message.into())
    }
}