@nestjs/microservices/exceptions/base-rpc-exception-filter.js

Nest - modern, fast, powerful node.js web framework (@microservices)

import { IntrinsicException, Logger, } from '@nestjs/common';
import { throwError as _throw } from 'rxjs';
import { RpcException } from './rpc-exception.js';
import { isObject } from '@nestjs/common/internal';
import { MESSAGES } from '@nestjs/core/internal';
/**
 * @publicApi
 */
export class BaseRpcExceptionFilter {
    static logger = new Logger('RpcExceptionsHandler');
    catch(exception, host) {
        const status = 'error';
        if (!(exception instanceof RpcException)) {
            return this.handleUnknownError(exception, status);
        }
        const res = exception.getError();
        const message = isObject(res) ? res : { status, message: res };
        return _throw(() => message);
    }
    handleUnknownError(exception, status) {
        const errorMessage = MESSAGES.UNKNOWN_EXCEPTION_MESSAGE;
        if (!(exception instanceof IntrinsicException)) {
            const logger = BaseRpcExceptionFilter.logger;
            logger.error(exception);
        }
        return _throw(() => ({ status, message: errorMessage }));
    }
    isError(exception) {
        return !!(isObject(exception) && exception.message);
    }
}