simply-promisify v1.0.1

simply-promisify

Usage

/* in console */
npm -i simply-promisify

/* in js file */
const promisify = require('simply-promisify');

function oldCallbackFunction(a, b, callback) { 
    // do something...
    callback( null, data ); // in case of error first argument would be an Error object
}

const newPromisifiedFunction = promisify(oldCallbackFunction);

newPromisifiedFunction(a, b) // arguments needed by original function except the callback
    .then ( data => console.log(data) ) // success
    .catch ( err => console.log(err) )  // error handling