sendmessage

sendmessage

Send a cross process message if message channel is connected. Avoid channel closed error throw out.

Install

npm install sendmessage --save

Usage

master.js

import { fork } from 'node:child_process';
import { sendmessage } from 'sendmessage';

const worker = fork('./worker.js');

sendmessage(worker, { hi: 'this is a message to worker' });

worker.js

import { sendmessage } from 'sendmessage';

sendmessage(process, { hello: 'this is a message to master' });

API

#sendmessage(childProcess, message)

Send a cross process message. If a process is not child process, this will just call process.emit('message', message) instead.

• childProcess: child process instance
• message: the message need to send

sendmessage(process, { hello: 'this is a message to master' });

You can switch to process.emit('message', message) using process.env.SENDMESSAGE_ONE_PROCESS

License

MIT

Contributors

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