rosnodejs sample

gistfile1.md

How to run

mkdir foo
cd foo
npm install git+https://github.com/baalexander/rosnodejs.git
node sample.js

verify it

$ rostopic echo publish_example
data: hello 0
---
data: hello 1
---
data: hello 2

sample.js

#!/usr/bin/env node

var ros = require('rosnodejs');
var counter = 0;
function pub() {
  ros.types(['std_msgs/String'], function(String) {
    var publisher = new ros.topic({
      node        : 'talker',
      topic       : 'publish_example',
      messageType : String
    });
    setTimeout(function() {
      publisher.publish(new String({data: 'hello ' + counter}));
      counter = counter + 1;
      pub();
    }, 1000);
  });
}
pub();