@nestjs/websockets/decorators/subscribe-message.decorator.js

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

import { MESSAGE_MAPPING_METADATA, MESSAGE_METADATA } from '../constants.js';
/**
 * Subscribes to messages that fulfils chosen pattern.
 *
 * @publicApi
 */
export const SubscribeMessage = (message) => {
    return (target, key, descriptor) => {
        Reflect.defineMetadata(MESSAGE_MAPPING_METADATA, true, descriptor.value);
        Reflect.defineMetadata(MESSAGE_METADATA, message, descriptor.value);
        return descriptor;
    };
};