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

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

import { isObject, isString } from '@nestjs/common/internal';
/**
 * @publicApi
 */
export class RpcException extends Error {
    error;
    constructor(error) {
        super();
        this.error = error;
        this.initMessage();
    }
    initMessage() {
        if (isString(this.error)) {
            this.message = this.error;
        }
        else if (isObject(this.error) &&
            isString(this.error.message)) {
            this.message = this.error.message;
        }
        else if (this.constructor) {
            this.message =
                this.constructor.name.match(/[A-Z][a-z]+|[0-9]+/g)?.join(' ') ??
                    'Error';
        }
    }
    getError() {
        return this.error;
    }
}