@iexec/web3telegram/src/utils/errors.ts

Enables secure, blockchain-based messaging by encrypting Telegram user IDs for privacy. It lets users message Ethereum account holders without knowing their Telegram details.

import { ApiCallError } from 'iexec/errors';

export class WorkflowError extends Error {
  isProtocolError: boolean;

  constructor({
    message,
    errorCause,
    isProtocolError = false,
  }: {
    message: string;
    errorCause: Error;
    isProtocolError?: boolean;
  }) {
    super(message);
    (this as any).cause = errorCause;
    this.name = this.constructor.name;
    this.isProtocolError = isProtocolError;
  }
}

export function handleIfProtocolError(error: Error) {
  if (error instanceof ApiCallError) {
    throw new WorkflowError({
      message:
        "A service in the iExec protocol appears to be unavailable. You can retry later or contact iExec's technical support for help.",
      errorCause: error,
      isProtocolError: true,
    });
  }
}