tiny-jsonrpc 0.7.0

Json rpc lib based on reqwest
Documentation 
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use serde::{Deserialize, Serialize};
use thiserror::Error;

#[derive(Error, Debug)]
pub enum Error {
    #[error("JSON-RPC error: {0}")]
    JsonRpc(JsonRpcError),
    #[error("Network error: {0}")]
    Network(#[from] reqwest::Error),
    #[error("Serialization error: {0}")]
    Serialization(#[from] serde_json::Error),
    #[error("Invalid parameters: {0}")]
    InvalidParams(serde_json::Error),
}

#[derive(Serialize, Clone, Debug, Deserialize, PartialEq)]
pub struct JsonRpcError {
    pub code: i32,
    pub message: String,
    #[serde(skip_serializing_if = "Option::is_none")]
    pub data: Option<serde_json::Value>,
}

impl std::fmt::Display for JsonRpcError {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        write!(f, "JSON-RPC error {}: {}", self.code, self.message)
    }
}