code: function(wire) {
     
        // Adds this wire to the list of connected wires :
        this.wires.push(wire);
     
        // Set class indicating that the wire is connected
        Dom.addClass(this.el, this.connectedClassName);
     
        // Fire the event
        this.eventAddWire.fire(wire);
     }
docs: Add a wire to this terminal.
  @method addWire
  @param {WireIt.Wire} wire Wire instance to add