import diff = require('object-diff');

// from the package README.md, typescriptified:

var a = {
    speed: 4,
    power: 54,
    level: 1,
};
 
var b = {
    speed: 4,			// unchanged 
    power: 22,			// changed 
    weight: 10,			// added 
};
 
var d: any = diff(a, b);