dbui-core 0.0.43

A work in progress
Documentation 
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use crate::{Result, ResultExt};

use serde::{Deserialize, Serialize};
use uuid::Uuid;

#[derive(Debug, Serialize, Deserialize)]
pub enum RequestMessage {
  Ping { v: i64 },
  GetVersion,
  DebugInfo { info: String },

  RefreshSchema { full: bool },

  BeginTransaction,
  RollbackTransaction,
  CommitTransaction,

  RunQuery { id: Uuid, sql: String }
}

impl RequestMessage {
  pub fn from_json(s: &str) -> Result<RequestMessage> {
    serde_json::from_str(&s).chain_err(|| format!("Can't decode RequestMessage from [{}]", s))
  }

  pub fn to_json(&self) -> Result<String> {
    serde_json::to_string_pretty(&self).chain_err(|| "Can't encode RequestMessage")
  }
}