minimal unix stdin line processor in NodeJS

process_stdin_lines.js

#!/usr/bin/env node

var readline = require('readline');
var devnull = require('dev-null');

var rl = readline.createInterface({
  input: process.stdin,
  output: devnull()
});

rl.on('line', function(line) {
  console.error('stdin line:', line);
});

rl.on('close', function() {
	console.error('stdin ended.');
});