How to use the di.Inject function in di

AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE
 */

// Modified from http://github.com/apaprocki/node-dhcpjs

"use strict";

var di = require('di'),
    v4 = require('ipv6').v4;

module.exports = PacketFactory;
di.annotate(PacketFactory, new di.Provide('DHCP.packet'));
di.annotate(PacketFactory, new di.Inject('DHCP.protocol', 'Services.Configuration', '_'));
function PacketFactory(protocol, configuration, _) {
    var packetFunctions = {
        // Expose this for test
        createPacketBuffer: createPacketBuffer,
        createProxyDhcpAck: function(clientPacket, bootFileName) {
            var packet = {};
            var isPXEefi = false;
            _.forEach(clientPacket, function(value, key) {
                packet[key] = value;
            });
            packet.op = protocol.BOOTPMessageType.BOOTPREPLY.value;
            packet.htype = protocol.ARPHardwareType.HW_ETHERNET.value;
            packet.fname = bootFileName;

            // Necessary, at least on vbox
            packet.siaddr = configuration.get('tftpBindAddress', '10.1.1.1');

// Copyright 2015, EMC, Inc.

"use strict";

var di = require('di'),
    dgram = require('dgram');

module.exports = serverFactory;
di.annotate(serverFactory, new di.Provide('DHCP.Proxy.Server'));
di.annotate(serverFactory, new di.Inject(
        'Services.Core',
        'DHCP.messageHandler',
        'DHCP.IscDhcpLeasePoller',
        'Logger'
    )
);
function serverFactory(core, messageHandler, IscDhcpLeasePoller, Logger) {
    var logger = Logger.initialize(Server);

    function Server(inPort, outPort, address) {
        this.server = dgram.createSocket('udp4');
        this.inPort = inPort;
        this.outPort = outPort.LegacyPort;
        this.outportEFI = outPort.EFIPort;
        this.address = address;
    }

AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 THE SOFTWARE
 */

// Modified from http://github.com/apaprocki/node-dhcpjs

"use strict";

var di = require('di');

module.exports = ParserFactory;

di.annotate(ParserFactory, new di.Provide('DHCP.parser'));
di.annotate(ParserFactory, new di.Inject('DHCP.protocol', 'Logger', 'Assert'));

function ParserFactory(protocol, Logger, assert) {
    return {
        logger: Logger.initialize(ParserFactory),
        len: null,

        trimNulls: function(str) {
            var idx = str.indexOf('\u0000');
            return (-1 === idx) ? str : str.substr(0, idx);
        },

        readIpRaw: function(msg, offset) {
            if (0 === msg.readUInt8(offset) || msg.length < 4) {
                return undefined;
            }

import {Inject} from 'di';
import {Electricity} from '../electricity';

@Inject(Electricity)
export class Heater {
  constructor(electricity) {
    this.electricity = electricity;
  }

  on() {
    console.log('Turning on the coffee heater...');
  }

  off() {
    console.log('Turning off the coffee heater...');
  }
}

import {Inject} from 'di';
import {Electricity} from '../electricity';

@Inject(Electricity)
export class Grinder {
  constructor(electricity) {
    this.electricity = electricity;
  }

  grind() {
    console.log('Grinding coffee beans...');
  }
}

import {Inject} from 'di';
import {Electricity} from './electricity';

@Inject(Electricity)
export class Dishwasher {
  constructor(electricity) {
    this.electricity = electricity;
  }

  add(item) {
    console.log('Putting ' + item + ' into the dishwasher...');
  }
  wash() {
    console.log('Running the dishwasher...');
  }
}

import {Inject} from 'di';
import {CoffeeMaker} from './coffee_maker/coffee_maker';
import {Skillet} from './skillet';
import {Stove} from './stove';
import {Fridge} from './fridge';
import {Dishwasher} from './dishwasher';

@Inject(CoffeeMaker, Skillet, Stove, Fridge, Dishwasher)
export class Kitchen {
  constructor(coffeeMaker, skillet, stove, fridge, dishwasher) {
    this.coffeeMaker = coffeeMaker;
    this.skillet = skillet;
    this.stove = stove;
    this.fridge = fridge;
    this.dishwasher = dishwasher;
  }

  makeScrambledEggs() {
    console.log('Making some eggs...');
    this.skillet.add(this.fridge.getEggs());
    this.stove.add(this.skillet);
    this.stove.on();
    this.stove.off();
    console.log('Scrambled eggs are ready.');

import {Inject} from 'di';
import {Electricity} from './electricity';

@Inject(Electricity)
export class Fridge {
  constructor(electricity) {
    this.electricity = electricity;
  }

  getEggs() {
    return '3 eggs';
  }
}