run_io_example.js

'use strict';

const io = require('run-io');

function performingIO(done) {
  console.log('Heay IO ...');
  setTimeout(() => done(42), 1000);
}

function *myGenerator() {
  const a = yield io.lift(performingIO)();
  return a;
}

run(myGenerator, done)();

function done(err, value) {
  // Check `err` for exceptions thrown in the generator
  
  // `value` is the return value of the generator
}