I generally write my constructor functions so I can easily forget 'new': function Point(x, y){ if (!(this instanceof Point)) { return new Point(x,

I generally write my constructor functions so I can easily forget 'new': function Point(x, y){ if (!(this instanceof Point)) { return new Point(x, y); } this.x = x; this.y = y; } then you can just call: var point = Point(x, y); HT to issacs (node, npm) who I picked that up from.