@parity/api/src/provider/sendAsync.js

The Parity Promise-based API library for interfacing with Ethereum over RPC

// Copyright 2015-2019 Parity Technologies (UK) Ltd.
// This file is part of Parity.

// Parity is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.

// Parity is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with Parity.  If not, see <http://www.gnu.org/licenses/>.

class SendAsync {
  constructor (provider) {
    this._provider = provider;
  }

  send () {
    throw new Error('Provider does not support the sync send(payload) method');
  }

  sendAsync ({ method, params }, callback) {
    this._provider.send(method, params, (error, result) => {
      callback(error, { result });
    });
  }

  get isParity () {
    return !!this._provider.isParity;
  }
}

module.exports = SendAsync;