@tsuk1ko/cq-websocket/src/errors.js

A Node SDK for developing QQ chatbots based on WebSocket, which is depending on CoolQ and CQHTTP API plugin.

class InvalidWsTypeError extends Error {
  constructor(type) {
    super(`"${type}" is not a valid websocket type.`);
    this.which = type;
  }
}

class InvalidContextError extends SyntaxError {
  constructor(type, data) {
    super(`[Websocket: ${type}] has received an invalid context.\nRaw data: ${data}`);
    this.name = 'InvalidContextError';
    this.which = type;
    this.data = data;
  }
}

class UnexpectedContextError extends Error {
  constructor(context, reason) {
    super('Unexpected context is received.');
    this.name = 'UnexpectedContextError';
    this.context = context;
    this.reason = reason;
  }
}

class SocketError extends Error {
  /**
   * @param {string} desc
   */
  constructor(desc) {
    super(desc);
    this.name = 'SocketError';
  }
}

class APITimeoutError extends Error {
  constructor(timeout, apiReq) {
    super(`The API response has reached the timeout (${timeout} ms).`);
    this.req = apiReq;
  }
}

module.exports = {
  SocketError,
  UnexpectedContextError,
  InvalidWsTypeError,
  InvalidContextError,
  APITimeoutError,
};