Prompt:
Convert this JavaScript to CoffeeScript.
```javascript
var DataStore, Operations, ProcessingChainEntrance, Q, TransactionLog;

TransactionLog = require('./transactionlog');

Q = require('q');

DataStore = require('./datastore/datastore');

Operations = require('./operations');

module.exports = ProcessingChainEntrance = class ProcessingChainEntrance {
  constructor() {
    // @replication = new ReplicationThing
    this.start = this.start.bind(this);
    this.forward_message = this.forward_message.bind(this);
    this.tlog = new TransactionLog();
  }

  start() {
    return this.tlog.start(this.forward_message).then(() => {
      return console.log('INITIALIZED/REPLAYED LOG');
    });
  }

  forward_message(message) {
    // replicate
    // package
    return Q.all([this.tlog.record(message)]).then(() => {});
  }

};

// all three complete -> put on queue
```

Response:
TransactionLog = require './transactionlog'
Q = require 'q'
DataStore = require './datastore/datastore'
Operations = require './operations'

module.exports = class ProcessingChainEntrance
  constructor: () ->
    @tlog = new TransactionLog
    # @replication = new ReplicationThing

  start: =>
    @tlog.start(@forward_message).then =>
      console.log 'INITIALIZED/REPLAYED LOG'

  forward_message: (message) =>
    Q.all( [
      @tlog.record(message)
      # replicate
      # package
    ])
    .then =>
      # all three complete -> put on queue


Prompt:
TransactionLog = require './transactionlog'
Q = require 'q'
DataStore = require './datastore/datastore'
Operations = require './operations'

module.exports = class ProcessingChainEntrance
  constructor: () ->
    @tlog = new TransactionLog
    # @replication = new ReplicationThing

  start: =>

Response:
@tlog.start(@forward_message).then =>
      console.log 'INITIALIZED/REPLAYED LOG'

  forward_message: (message) =>
    Q.all( [
      @tlog.record(message)
      # replicate
      # package
    ])
    .then =>
      # all three complete -> put on queue


Response:
#= require jquery.qrcode.min

window.SocialShareWeichatButton =
  init: (opts={}) ->
    $wDialog = "

                    #{opts.header}
                    ×

                    #{opts.footer}

"

    $("body").append($wDialog)

   bindEvents: ()->
     $wContainer = $("#ss-weichat-dialog")
     $wContainer.find(".weichat-popup-close").on "click", (e) ->
       $wContainer.hide()

   qrcode: (opts={}) ->
     unless $("#ss-weichat-dialog").length
       @init(opts)
       @bindEvents()

     $wBody = $('#ss-weichat-dialog-qr')
     $wBody.empty()
     $wBody.qrcode
       width: 200
       height: 200
       text: location.href

     $wContainer = $("#ss-weichat-dialog")
     top = ($(window).height() - $wContainer.height()) / 2
     top = 100 if top < 100
     left = ($(window).width() - $wContainer.width()) / 2

     $wContainer.css
       top: top
       left: left

     $wContainer.show()


Prompt:
Convert this CoffeeScript to JavaScript.
```coffeescript
#= require jquery.qrcode.min

window.SocialShareWeichatButton =
  init: (opts={}) ->
    $wDialog = "<div id='ss-weichat-dialog' class='ss-weichat-dialog'>
                  <div class='weichat-popup-header'>
                    <span>#{opts.header}</span>
                    <a href='#' onclick='return false;' class='weichat-popup-close'>×</a>
                  </div>
                  <div id='ss-weichat-dialog-qr' class='weichat-dialog-qr'></div>
                  <div class='weichat-popup-footer'>
                    #{opts.footer}
                  </div>
               </div>"

    $("body").append($wDialog)

   bindEvents: ()->
     $wContainer = $("#ss-weichat-dialog")
     $wContainer.find(".weichat-popup-close").on "click", (e) ->
       $wContainer.hide()

   qrcode: (opts={}) ->
     unless $("#ss-weichat-dialog").length
       @init(opts)
       @bindEvents()

     $wBody = $('#ss-weichat-dialog-qr')
     $wBody.empty()
     $wBody.qrcode
       width: 200
       height: 200
       text: location.href

     $wContainer = $("#ss-weichat-dialog")
     top = ($(window).height() - $wContainer.height()) / 2
     top = 100 if top < 100
     left = ($(window).width() - $wContainer.width()) / 2

     $wContainer.css
       top: top
       left: left

     $wContainer.show()
```

Response:
//= require jquery.qrcode.min
window.SocialShareWeichatButton = {
  init: function(opts = {}) {
    var $wDialog;
    $wDialog = `<div id='ss-weichat-dialog' class='ss-weichat-dialog'> <div class='weichat-popup-header'> <span>${opts.header}</span> <a href='#' onclick='return false;' class='weichat-popup-close'>×</a> </div> <div id='ss-weichat-dialog-qr' class='weichat-dialog-qr'></div> <div class='weichat-popup-footer'> ${opts.footer} </div> </div>`;
    return $("body").append($wDialog);
  },
  bindEvents: function() {
    var $wContainer;
    $wContainer = $("#ss-weichat-dialog");
    return $wContainer.find(".weichat-popup-close").on("click", function(e) {
      return $wContainer.hide();
    });
  },
  qrcode: function(opts = {}) {
    var $wBody, $wContainer, left, top;
    if (!$("#ss-weichat-dialog").length) {
      this.init(opts);
      this.bindEvents();
    }
    $wBody = $('#ss-weichat-dialog-qr');
    $wBody.empty();
    $wBody.qrcode({
      width: 200,
      height: 200,
      text: location.href
    });
    $wContainer = $("#ss-weichat-dialog");
    top = ($(window).height() - $wContainer.height()) / 2;
    if (top < 100) {
      top = 100;
    }
    left = ($(window).width() - $wContainer.width()) / 2;
    $wContainer.css({
      top: top,
      left: left
    });
    return $wContainer.show();
  }
};


Prompt:
Convert this JavaScript to CoffeeScript.
```javascript
//= require jquery.qrcode.min
window.SocialShareWeichatButton = {
  init: function(opts = {}) {
    var $wDialog;
    $wDialog = `<div id='ss-weichat-dialog' class='ss-weichat-dialog'> <div class='weichat-popup-header'> <span>${opts.header}</span> <a href='#' onclick='return false;' class='weichat-popup-close'>×</a> </div> <div id='ss-weichat-dialog-qr' class='weichat-dialog-qr'></div> <div class='weichat-popup-footer'> ${opts.footer} </div> </div>`;
    return $("body").append($wDialog);
  },
  bindEvents: function() {
    var $wContainer;
    $wContainer = $("#ss-weichat-dialog");
    return $wContainer.find(".weichat-popup-close").on("click", function(e) {
      return $wContainer.hide();
    });
  },
  qrcode: function(opts = {}) {
    var $wBody, $wContainer, left, top;
    if (!$("#ss-weichat-dialog").length) {
      this.init(opts);
      this.bindEvents();
    }
    $wBody = $('#ss-weichat-dialog-qr');
    $wBody.empty();
    $wBody.qrcode({
      width: 200,
      height: 200,
      text: location.href
    });
    $wContainer = $("#ss-weichat-dialog");
    top = ($(window).height() - $wContainer.height()) / 2;
    if (top < 100) {
      top = 100;
    }
    left = ($(window).width() - $wContainer.width()) / 2;
    $wContainer.css({
      top: top,
      left: left
    });
    return $wContainer.show();
  }
};
```

Response:
#= require jquery.qrcode.min

window.SocialShareWeichatButton =
  init: (opts={}) ->
    $wDialog = "<div id='ss-weichat-dialog' class='ss-weichat-dialog'>
                  <div class='weichat-popup-header'>
                    <span>#{opts.header}</span>
                    <a href='#' onclick='return false;' class='weichat-popup-close'>×</a>
                  </div>
                  <div id='ss-weichat-dialog-qr' class='weichat-dialog-qr'></div>
                  <div class='weichat-popup-footer'>
                    #{opts.footer}
                  </div>
               </div>"

    $("body").append($wDialog)

   bindEvents: ()->
     $wContainer = $("#ss-weichat-dialog")
     $wContainer.find(".weichat-popup-close").on "click", (e) ->
       $wContainer.hide()

   qrcode: (opts={}) ->
     unless $("#ss-weichat-dialog").length
       @init(opts)
       @bindEvents()

     $wBody = $('#ss-weichat-dialog-qr')
     $wBody.empty()
     $wBody.qrcode
       width: 200
       height: 200
       text: location.href

     $wContainer = $("#ss-weichat-dialog")
     top = ($(window).height() - $wContainer.height()) / 2
     top = 100 if top < 100
     left = ($(window).width() - $wContainer.width()) / 2

     $wContainer.css
       top: top
       left: left

     $wContainer.show()


Prompt:
#= require jquery.qrcode.min

window.SocialShareWeichatButton =
  init: (opts={}) ->
    $wDialog = "

                    #{opts.header}
                    ×

                    #{opts.footer}

"

    $("body").append($wDialog)

   bindEvents: ()->
     $wContainer = $("#ss-weichat-dialog")
     $wContainer.find(".weichat-popup-close").on "click", (e) ->
       $wContainer.hide()

Response:
qrcode: (opts={}) ->
     unless $("#ss-weichat-dialog").length
       @init(opts)
       @bindEvents()

     $wBody = $('#ss-weichat-dialog-qr')
     $wBody.empty()
     $wBody.qrcode
       width: 200
       height: 200
       text: location.href

     $wContainer = $("#ss-weichat-dialog")
     top = ($(window).height() - $wContainer.height()) / 2
     top = 100 if top < 100
     left = ($(window).width() - $wContainer.width()) / 2

     $wContainer.css
       top: top
       left: left

     $wContainer.show()


Response:
XMLNode = require './XMLNode'
NodeType = require './NodeType'

# Represents an attribute
module.exports = class XMLDTDElement extends XMLNode

  # Initializes a new instance of `XMLDTDElement`
  #
  # `parent` the parent `XMLDocType` element
  # `name` element name
  # `value` element content (defaults to #PCDATA)
  constructor: (parent, name, value) ->
    super parent

    if not name?
      throw new Error "Missing DTD element name. " + @debugInfo()
    if not value
      value = '(#PCDATA)'
    if Array.isArray value
      value = '(' + value.join(',') + ')'

    @name = @stringify.name name
    @type = NodeType.ElementDeclaration
    @value = @stringify.dtdElementValue value

  # Converts the XML fragment to string
  #
  # `options.pretty` pretty prints the result
  # `options.indent` indentation for pretty print
  # `options.offset` how many indentations to add to every line for pretty print
  # `options.newline` newline sequence for pretty print
  toString: (options) ->
    @options.writer.dtdElement @, @options.writer.filterOptions(options)


Prompt:
Convert this CoffeeScript to JavaScript.
```coffeescript
XMLNode = require './XMLNode'
NodeType = require './NodeType'

# Represents an attribute
module.exports = class XMLDTDElement extends XMLNode

  # Initializes a new instance of `XMLDTDElement`
  #
  # `parent` the parent `XMLDocType` element
  # `name` element name
  # `value` element content (defaults to #PCDATA)
  constructor: (parent, name, value) ->
    super parent

    if not name?
      throw new Error "Missing DTD element name. " + @debugInfo()
    if not value
      value = '(#PCDATA)'
    if Array.isArray value
      value = '(' + value.join(',') + ')'

    @name = @stringify.name name
    @type = NodeType.ElementDeclaration
    @value = @stringify.dtdElementValue value

  # Converts the XML fragment to string
  #
  # `options.pretty` pretty prints the result
  # `options.indent` indentation for pretty print
  # `options.offset` how many indentations to add to every line for pretty print
  # `options.newline` newline sequence for pretty print
  toString: (options) ->
    @options.writer.dtdElement @, @options.writer.filterOptions(options)
```

Response:
var NodeType, XMLDTDElement, XMLNode;

XMLNode = require('./XMLNode');

NodeType = require('./NodeType');

// Represents an attribute
module.exports = XMLDTDElement = class XMLDTDElement extends XMLNode {
  // Initializes a new instance of `XMLDTDElement`

  // `parent` the parent `XMLDocType` element
  // `name` element name
  // `value` element content (defaults to #PCDATA)
  constructor(parent, name, value) {
    super(parent);
    if (name == null) {
      throw new Error("Missing DTD element name. " + this.debugInfo());
    }
    if (!value) {
      value = '(#PCDATA)';
    }
    if (Array.isArray(value)) {
      value = '(' + value.join(',') + ')';
    }
    this.name = this.stringify.name(name);
    this.type = NodeType.ElementDeclaration;
    this.value = this.stringify.dtdElementValue(value);
  }

  // Converts the XML fragment to string

  // `options.pretty` pretty prints the result
  // `options.indent` indentation for pretty print
  // `options.offset` how many indentations to add to every line for pretty print
  // `options.newline` newline sequence for pretty print
  toString(options) {
    return this.options.writer.dtdElement(this, this.options.writer.filterOptions(options));
  }

};


Prompt:
Convert this JavaScript to CoffeeScript.
```javascript
var NodeType, XMLDTDElement, XMLNode;

XMLNode = require('./XMLNode');

NodeType = require('./NodeType');

// Represents an attribute
module.exports = XMLDTDElement = class XMLDTDElement extends XMLNode {
  // Initializes a new instance of `XMLDTDElement`

  // `parent` the parent `XMLDocType` element
  // `name` element name
  // `value` element content (defaults to #PCDATA)
  constructor(parent, name, value) {
    super(parent);
    if (name == null) {
      throw new Error("Missing DTD element name. " + this.debugInfo());
    }
    if (!value) {
      value = '(#PCDATA)';
    }
    if (Array.isArray(value)) {
      value = '(' + value.join(',') + ')';
    }
    this.name = this.stringify.name(name);
    this.type = NodeType.ElementDeclaration;
    this.value = this.stringify.dtdElementValue(value);
  }

  // Converts the XML fragment to string

  // `options.pretty` pretty prints the result
  // `options.indent` indentation for pretty print
  // `options.offset` how many indentations to add to every line for pretty print
  // `options.newline` newline sequence for pretty print
  toString(options) {
    return this.options.writer.dtdElement(this, this.options.writer.filterOptions(options));
  }

};
```

Response:
XMLNode = require './XMLNode'
NodeType = require './NodeType'

# Represents an attribute
module.exports = class XMLDTDElement extends XMLNode

  # Initializes a new instance of `XMLDTDElement`
  #
  # `parent` the parent `XMLDocType` element
  # `name` element name
  # `value` element content (defaults to #PCDATA)
  constructor: (parent, name, value) ->
    super parent

    if not name?
      throw new Error "Missing DTD element name. " + @debugInfo()
    if not value
      value = '(#PCDATA)'
    if Array.isArray value
      value = '(' + value.join(',') + ')'

    @name = @stringify.name name
    @type = NodeType.ElementDeclaration
    @value = @stringify.dtdElementValue value

  # Converts the XML fragment to string
  #
  # `options.pretty` pretty prints the result
  # `options.indent` indentation for pretty print
  # `options.offset` how many indentations to add to every line for pretty print
  # `options.newline` newline sequence for pretty print
  toString: (options) ->
    @options.writer.dtdElement @, @options.writer.filterOptions(options)


Prompt:
XMLNode = require './XMLNode'
NodeType = require './NodeType'

# Represents an attribute
module.exports = class XMLDTDElement extends XMLNode

  # Initializes a new instance of `XMLDTDElement`
  #
  # `parent` the parent `XMLDocType` element
  # `name` element name
  # `value` element content (defaults to #PCDATA)
  constructor: (parent, name, value) ->
    super parent

    if not name?
      throw new Error "Missing DTD element name. " + @debugInfo()

Response:
if not value
      value = '(#PCDATA)'
    if Array.isArray value
      value = '(' + value.join(',') + ')'

    @name = @stringify.name name
    @type = NodeType.ElementDeclaration
    @value = @stringify.dtdElementValue value

  # Converts the XML fragment to string
  #
  # `options.pretty` pretty prints the result
  # `options.indent` indentation for pretty print
  # `options.offset` how many indentations to add to every line for pretty print
  # `options.newline` newline sequence for pretty print
  toString: (options) ->
    @options.writer.dtdElement @, @options.writer.filterOptions(options)


Response:
XMLNode = require './XMLNode'

# Represents an attribute
module.exports = class XMLDTDElement extends XMLNode

  # Initializes a new instance of `XMLDTDElement`
  #
  # `parent` the parent `XMLDocType` element
  # `name` element name
  # `value` element content (defaults to #PCDATA)
  constructor: (parent, name, value) ->
    super parent

    if not name?
      throw new Error "Missing DTD element name. " + @debugInfo()
    if not value
      value = '(#PCDATA)'
    if Array.isArray value
      value = '(' + value.join(',') + ')'

    @name = @stringify.name name
    @value = @stringify.dtdElementValue value

  # Converts the XML fragment to string
  #
  # `options.pretty` pretty prints the result
  # `options.indent` indentation for pretty print
  # `options.offset` how many indentations to add to every line for pretty print
  # `options.newline` newline sequence for pretty print
  toString: (options) ->
    @options.writer.dtdElement @, @options.writer.filterOptions(options)


Prompt:
Convert this CoffeeScript to JavaScript.
```coffeescript
XMLNode = require './XMLNode'

# Represents an attribute
module.exports = class XMLDTDElement extends XMLNode

  # Initializes a new instance of `XMLDTDElement`
  #
  # `parent` the parent `XMLDocType` element
  # `name` element name
  # `value` element content (defaults to #PCDATA)
  constructor: (parent, name, value) ->
    super parent

    if not name?
      throw new Error "Missing DTD element name. " + @debugInfo()
    if not value
      value = '(#PCDATA)'
    if Array.isArray value
      value = '(' + value.join(',') + ')'

    @name = @stringify.name name
    @value = @stringify.dtdElementValue value

  # Converts the XML fragment to string
  #
  # `options.pretty` pretty prints the result
  # `options.indent` indentation for pretty print
  # `options.offset` how many indentations to add to every line for pretty print
  # `options.newline` newline sequence for pretty print
  toString: (options) ->
    @options.writer.dtdElement @, @options.writer.filterOptions(options)
```

Response:
var XMLDTDElement, XMLNode;

XMLNode = require('./XMLNode');

// Represents an attribute
module.exports = XMLDTDElement = class XMLDTDElement extends XMLNode {
  // Initializes a new instance of `XMLDTDElement`

  // `parent` the parent `XMLDocType` element
  // `name` element name
  // `value` element content (defaults to #PCDATA)
  constructor(parent, name, value) {
    super(parent);
    if (name == null) {
      throw new Error("Missing DTD element name. " + this.debugInfo());
    }
    if (!value) {
      value = '(#PCDATA)';
    }
    if (Array.isArray(value)) {
      value = '(' + value.join(',') + ')';
    }
    this.name = this.stringify.name(name);
    this.value = this.stringify.dtdElementValue(value);
  }

  // Converts the XML fragment to string

  // `options.pretty` pretty prints the result
  // `options.indent` indentation for pretty print
  // `options.offset` how many indentations to add to every line for pretty print
  // `options.newline` newline sequence for pretty print
  toString(options) {
    return this.options.writer.dtdElement(this, this.options.writer.filterOptions(options));
  }

};


Prompt:
Convert this JavaScript to CoffeeScript.
```javascript
var XMLDTDElement, XMLNode;

XMLNode = require('./XMLNode');

// Represents an attribute
module.exports = XMLDTDElement = class XMLDTDElement extends XMLNode {
  // Initializes a new instance of `XMLDTDElement`

  // `parent` the parent `XMLDocType` element
  // `name` element name
  // `value` element content (defaults to #PCDATA)
  constructor(parent, name, value) {
    super(parent);
    if (name == null) {
      throw new Error("Missing DTD element name. " + this.debugInfo());
    }
    if (!value) {
      value = '(#PCDATA)';
    }
    if (Array.isArray(value)) {
      value = '(' + value.join(',') + ')';
    }
    this.name = this.stringify.name(name);
    this.value = this.stringify.dtdElementValue(value);
  }

  // Converts the XML fragment to string

  // `options.pretty` pretty prints the result
  // `options.indent` indentation for pretty print
  // `options.offset` how many indentations to add to every line for pretty print
  // `options.newline` newline sequence for pretty print
  toString(options) {
    return this.options.writer.dtdElement(this, this.options.writer.filterOptions(options));
  }

};
```

Response:
XMLNode = require './XMLNode'

# Represents an attribute
module.exports = class XMLDTDElement extends XMLNode

  # Initializes a new instance of `XMLDTDElement`
  #
  # `parent` the parent `XMLDocType` element
  # `name` element name
  # `value` element content (defaults to #PCDATA)
  constructor: (parent, name, value) ->
    super parent

    if not name?
      throw new Error "Missing DTD element name. " + @debugInfo()
    if not value
      value = '(#PCDATA)'
    if Array.isArray value
      value = '(' + value.join(',') + ')'

    @name = @stringify.name name
    @value = @stringify.dtdElementValue value

  # Converts the XML fragment to string
  #
  # `options.pretty` pretty prints the result
  # `options.indent` indentation for pretty print
  # `options.offset` how many indentations to add to every line for pretty print
  # `options.newline` newline sequence for pretty print
  toString: (options) ->
    @options.writer.dtdElement @, @options.writer.filterOptions(options)


Prompt:
XMLNode = require './XMLNode'

# Represents an attribute
module.exports = class XMLDTDElement extends XMLNode

  # Initializes a new instance of `XMLDTDElement`
  #
  # `parent` the parent `XMLDocType` element
  # `name` element name
  # `value` element content (defaults to #PCDATA)
  constructor: (parent, name, value) ->
    super parent

    if not name?
      throw new Error "Missing DTD element name. " + @debugInfo()

Response:
if not value
      value = '(#PCDATA)'
    if Array.isArray value
      value = '(' + value.join(',') + ')'

    @name = @stringify.name name
    @value = @stringify.dtdElementValue value

  # Converts the XML fragment to string
  #
  # `options.pretty` pretty prints the result
  # `options.indent` indentation for pretty print
  # `options.offset` how many indentations to add to every line for pretty print
  # `options.newline` newline sequence for pretty print
  toString: (options) ->
    @options.writer.dtdElement @, @options.writer.filterOptions(options)


Response:
XMLNode = require './XMLNode'

# Represents an attribute
module.exports = class XMLDTDElement extends XMLNode

  # Initializes a new instance of `XMLDTDElement`
  #
  # `parent` the parent `XMLDocType` element
  # `name` element name
  # `value` element content (defaults to #PCDATA)
  constructor: (parent, name, value) ->
    super parent

    if not name?
      throw new Error "Missing DTD element name. " + @debugInfo()
    if not value
      value = '(#PCDATA)'
    if Array.isArray value
      value = '(' + value.join(',') + ')'

    @name = @stringify.eleName name
    @value = @stringify.dtdElementValue value

  # Converts the XML fragment to string
  #
  # `options.pretty` pretty prints the result
  # `options.indent` indentation for pretty print
  # `options.offset` how many indentations to add to every line for pretty print
  # `options.newline` newline sequence for pretty print
  toString: (options) ->
    @options.writer.dtdElement @, @options.writer.filterOptions(options)


Prompt:
Convert this CoffeeScript to JavaScript.
```coffeescript
XMLNode = require './XMLNode'

# Represents an attribute
module.exports = class XMLDTDElement extends XMLNode

  # Initializes a new instance of `XMLDTDElement`
  #
  # `parent` the parent `XMLDocType` element
  # `name` element name
  # `value` element content (defaults to #PCDATA)
  constructor: (parent, name, value) ->
    super parent

    if not name?
      throw new Error "Missing DTD element name. " + @debugInfo()
    if not value
      value = '(#PCDATA)'
    if Array.isArray value
      value = '(' + value.join(',') + ')'

    @name = @stringify.eleName name
    @value = @stringify.dtdElementValue value

  # Converts the XML fragment to string
  #
  # `options.pretty` pretty prints the result
  # `options.indent` indentation for pretty print
  # `options.offset` how many indentations to add to every line for pretty print
  # `options.newline` newline sequence for pretty print
  toString: (options) ->
    @options.writer.dtdElement @, @options.writer.filterOptions(options)
```

Response:
var XMLDTDElement, XMLNode;

XMLNode = require('./XMLNode');

// Represents an attribute
module.exports = XMLDTDElement = class XMLDTDElement extends XMLNode {
  // Initializes a new instance of `XMLDTDElement`

  // `parent` the parent `XMLDocType` element
  // `name` element name
  // `value` element content (defaults to #PCDATA)
  constructor(parent, name, value) {
    super(parent);
    if (name == null) {
      throw new Error("Missing DTD element name. " + this.debugInfo());
    }
    if (!value) {
      value = '(#PCDATA)';
    }
    if (Array.isArray(value)) {
      value = '(' + value.join(',') + ')';
    }
    this.name = this.stringify.eleName(name);
    this.value = this.stringify.dtdElementValue(value);
  }

  // Converts the XML fragment to string

  // `options.pretty` pretty prints the result
  // `options.indent` indentation for pretty print
  // `options.offset` how many indentations to add to every line for pretty print
  // `options.newline` newline sequence for pretty print
  toString(options) {
    return this.options.writer.dtdElement(this, this.options.writer.filterOptions(options));
  }

};


Prompt:
Convert this JavaScript to CoffeeScript.
```javascript
var XMLDTDElement, XMLNode;

XMLNode = require('./XMLNode');

// Represents an attribute
module.exports = XMLDTDElement = class XMLDTDElement extends XMLNode {
  // Initializes a new instance of `XMLDTDElement`

  // `parent` the parent `XMLDocType` element
  // `name` element name
  // `value` element content (defaults to #PCDATA)
  constructor(parent, name, value) {
    super(parent);
    if (name == null) {
      throw new Error("Missing DTD element name. " + this.debugInfo());
    }
    if (!value) {
      value = '(#PCDATA)';
    }
    if (Array.isArray(value)) {
      value = '(' + value.join(',') + ')';
    }
    this.name = this.stringify.eleName(name);
    this.value = this.stringify.dtdElementValue(value);
  }

  // Converts the XML fragment to string

  // `options.pretty` pretty prints the result
  // `options.indent` indentation for pretty print
  // `options.offset` how many indentations to add to every line for pretty print
  // `options.newline` newline sequence for pretty print
  toString(options) {
    return this.options.writer.dtdElement(this, this.options.writer.filterOptions(options));
  }

};
```

Response:
XMLNode = require './XMLNode'

# Represents an attribute
module.exports = class XMLDTDElement extends XMLNode

  # Initializes a new instance of `XMLDTDElement`
  #
  # `parent` the parent `XMLDocType` element
  # `name` element name
  # `value` element content (defaults to #PCDATA)
  constructor: (parent, name, value) ->
    super parent

    if not name?
      throw new Error "Missing DTD element name. " + @debugInfo()
    if not value
      value = '(#PCDATA)'
    if Array.isArray value
      value = '(' + value.join(',') + ')'

    @name = @stringify.eleName name
    @value = @stringify.dtdElementValue value

  # Converts the XML fragment to string
  #
  # `options.pretty` pretty prints the result
  # `options.indent` indentation for pretty print
  # `options.offset` how many indentations to add to every line for pretty print
  # `options.newline` newline sequence for pretty print
  toString: (options) ->
    @options.writer.dtdElement @, @options.writer.filterOptions(options)


Prompt:
XMLNode = require './XMLNode'

# Represents an attribute
module.exports = class XMLDTDElement extends XMLNode

  # Initializes a new instance of `XMLDTDElement`
  #
  # `parent` the parent `XMLDocType` element
  # `name` element name
  # `value` element content (defaults to #PCDATA)
  constructor: (parent, name, value) ->
    super parent

    if not name?
      throw new Error "Missing DTD element name. " + @debugInfo()

Response:
if not value
      value = '(#PCDATA)'
    if Array.isArray value
      value = '(' + value.join(',') + ')'

    @name = @stringify.eleName name
    @value = @stringify.dtdElementValue value

  # Converts the XML fragment to string
  #
  # `options.pretty` pretty prints the result
  # `options.indent` indentation for pretty print
  # `options.offset` how many indentations to add to every line for pretty print
  # `options.newline` newline sequence for pretty print
  toString: (options) ->
    @options.writer.dtdElement @, @options.writer.filterOptions(options)


Response:
XMLNode = require './XMLNode'

# Represents an attribute
module.exports = class XMLDTDElement extends XMLNode

  # Initializes a new instance of `XMLDTDElement`
  #
  # `parent` the parent `XMLDocType` element
  # `name` element name
  # `value` element content (defaults to #PCDATA)
  constructor: (parent, name, value) ->
    super parent

    if not name?
      throw new Error "Missing DTD element name. " + @debugInfo()
    if not value
      value = '(#PCDATA)'
    if Array.isArray value
      value = '(' + value.join(',') + ')'

    @name = @stringify.eleName name
    @value = @stringify.dtdElementValue value

  # Converts the XML fragment to string
  #
  # `options.pretty` pretty prints the result
  # `options.indent` indentation for pretty print
  # `options.offset` how many indentations to add to every line for pretty print
  # `options.newline` newline sequence for pretty print
  toString: (options) ->
    @options.writer.set(options).dtdElement @


Prompt:
Convert this CoffeeScript to JavaScript.
```coffeescript
XMLNode = require './XMLNode'

# Represents an attribute
module.exports = class XMLDTDElement extends XMLNode

  # Initializes a new instance of `XMLDTDElement`
  #
  # `parent` the parent `XMLDocType` element
  # `name` element name
  # `value` element content (defaults to #PCDATA)
  constructor: (parent, name, value) ->
    super parent

    if not name?
      throw new Error "Missing DTD element name. " + @debugInfo()
    if not value
      value = '(#PCDATA)'
    if Array.isArray value
      value = '(' + value.join(',') + ')'

    @name = @stringify.eleName name
    @value = @stringify.dtdElementValue value

  # Converts the XML fragment to string
  #
  # `options.pretty` pretty prints the result
  # `options.indent` indentation for pretty print
  # `options.offset` how many indentations to add to every line for pretty print
  # `options.newline` newline sequence for pretty print
  toString: (options) ->
    @options.writer.set(options).dtdElement @
```

Response:
var XMLDTDElement, XMLNode;

XMLNode = require('./XMLNode');

// Represents an attribute
module.exports = XMLDTDElement = class XMLDTDElement extends XMLNode {
  // Initializes a new instance of `XMLDTDElement`

  // `parent` the parent `XMLDocType` element
  // `name` element name
  // `value` element content (defaults to #PCDATA)
  constructor(parent, name, value) {
    super(parent);
    if (name == null) {
      throw new Error("Missing DTD element name. " + this.debugInfo());
    }
    if (!value) {
      value = '(#PCDATA)';
    }
    if (Array.isArray(value)) {
      value = '(' + value.join(',') + ')';
    }
    this.name = this.stringify.eleName(name);
    this.value = this.stringify.dtdElementValue(value);
  }

  // Converts the XML fragment to string

  // `options.pretty` pretty prints the result
  // `options.indent` indentation for pretty print
  // `options.offset` how many indentations to add to every line for pretty print
  // `options.newline` newline sequence for pretty print
  toString(options) {
    return this.options.writer.set(options).dtdElement(this);
  }

};


Prompt:
Convert this JavaScript to CoffeeScript.
```javascript
var XMLDTDElement, XMLNode;

XMLNode = require('./XMLNode');

// Represents an attribute
module.exports = XMLDTDElement = class XMLDTDElement extends XMLNode {
  // Initializes a new instance of `XMLDTDElement`

  // `parent` the parent `XMLDocType` element
  // `name` element name
  // `value` element content (defaults to #PCDATA)
  constructor(parent, name, value) {
    super(parent);
    if (name == null) {
      throw new Error("Missing DTD element name. " + this.debugInfo());
    }
    if (!value) {
      value = '(#PCDATA)';
    }
    if (Array.isArray(value)) {
      value = '(' + value.join(',') + ')';
    }
    this.name = this.stringify.eleName(name);
    this.value = this.stringify.dtdElementValue(value);
  }

  // Converts the XML fragment to string

  // `options.pretty` pretty prints the result
  // `options.indent` indentation for pretty print
  // `options.offset` how many indentations to add to every line for pretty print
  // `options.newline` newline sequence for pretty print
  toString(options) {
    return this.options.writer.set(options).dtdElement(this);
  }

};
```

Response:
XMLNode = require './XMLNode'

# Represents an attribute
module.exports = class XMLDTDElement extends XMLNode

  # Initializes a new instance of `XMLDTDElement`
  #
  # `parent` the parent `XMLDocType` element
  # `name` element name
  # `value` element content (defaults to #PCDATA)
  constructor: (parent, name, value) ->
    super parent

    if not name?
      throw new Error "Missing DTD element name. " + @debugInfo()
    if not value
      value = '(#PCDATA)'
    if Array.isArray value
      value = '(' + value.join(',') + ')'

    @name = @stringify.eleName name
    @value = @stringify.dtdElementValue value

  # Converts the XML fragment to string
  #
  # `options.pretty` pretty prints the result
  # `options.indent` indentation for pretty print
  # `options.offset` how many indentations to add to every line for pretty print
  # `options.newline` newline sequence for pretty print
  toString: (options) ->
    @options.writer.set(options).dtdElement @


Prompt:
XMLNode = require './XMLNode'

# Represents an attribute
module.exports = class XMLDTDElement extends XMLNode

  # Initializes a new instance of `XMLDTDElement`
  #
  # `parent` the parent `XMLDocType` element
  # `name` element name
  # `value` element content (defaults to #PCDATA)
  constructor: (parent, name, value) ->
    super parent

    if not name?
      throw new Error "Missing DTD element name. " + @debugInfo()

Response:
if not value
      value = '(#PCDATA)'
    if Array.isArray value
      value = '(' + value.join(',') + ')'

    @name = @stringify.eleName name
    @value = @stringify.dtdElementValue value

  # Converts the XML fragment to string
  #
  # `options.pretty` pretty prints the result
  # `options.indent` indentation for pretty print
  # `options.offset` how many indentations to add to every line for pretty print
  # `options.newline` newline sequence for pretty print
  toString: (options) ->
    @options.writer.set(options).dtdElement @


Response:
module.exports =

  getInitialState: ->
    modalType: ''
    showModal: false

  onCloseModal: ->
    @setState
      modalType: ''
      showModal: false

  onOpenModal: (modalType = '') ->
    @setState
      modalType: modalType
      showModal: true


Prompt:
Convert this CoffeeScript to JavaScript.
```coffeescript
module.exports =

  getInitialState: ->
    modalType: ''
    showModal: false

  onCloseModal: ->
    @setState
      modalType: ''
      showModal: false

  onOpenModal: (modalType = '') ->
    @setState
      modalType: modalType
      showModal: true
```

Response:
module.exports = {
  getInitialState: function() {
    return {
      modalType: '',
      showModal: false
    };
  },
  onCloseModal: function() {
    return this.setState({
      modalType: '',
      showModal: false
    });
  },
  onOpenModal: function(modalType = '') {
    return this.setState({
      modalType: modalType,
      showModal: true
    });
  }
};


Prompt:
Convert this JavaScript to CoffeeScript.
```javascript
module.exports = {
  getInitialState: function() {
    return {
      modalType: '',
      showModal: false
    };
  },
  onCloseModal: function() {
    return this.setState({
      modalType: '',
      showModal: false
    });
  },
  onOpenModal: function(modalType = '') {
    return this.setState({
      modalType: modalType,
      showModal: true
    });
  }
};
```

Response:
module.exports =

  getInitialState: ->
    modalType: ''
    showModal: false

  onCloseModal: ->
    @setState
      modalType: ''
      showModal: false

  onOpenModal: (modalType = '') ->
    @setState
      modalType: modalType
      showModal: true


Prompt:
module.exports =

  getInitialState: ->
    modalType: ''
    showModal: false

  onCloseModal: ->

Response:
@setState
      modalType: ''
      showModal: false

  onOpenModal: (modalType = '') ->
    @setState
      modalType: modalType
      showModal: true


Response:
apns = require 'apn'

class PushServiceAPNS
    tokenFormat: /^[0-9a-f]{64}$/i
    validateToken: (token) ->
        if PushServiceAPNS::tokenFormat.test(token)
            return token.toLowerCase()

    constructor: (conf, @logger, tokenResolver) ->
        conf.errorCallback = (errCode, note) =>
            @logger?.error("APNS Error #{errCode}: #{note}")

        # The APN library decided to change the default version of those variables in 1.5.1
        # Maintain the previous defaults in order not to break backward compat.
        conf['gateway'] ||= 'gateway.push.apple.com'
        conf['address'] ||= 'feedback.push.apple.com'
        @driver = new apns.Connection(conf)

        @payloadFilter = conf.payloadFilter

        @conf = conf

        @feedback = new apns.Feedback(conf)
        # Handle Apple Feedbacks
        @feedback.on 'feedback', (feedbackData) =>
            @logger?.debug("APNS feedback returned #{feedbackData.length} devices")
            feedbackData.forEach (item) =>
                tokenResolver 'apns', item.device.toString(), (subscriber) =>
                    subscriber?.get (info) =>
                        if info.updated < item.time
                            @logger?.warn("APNS Automatic unregistration for subscriber #{subscriber.id}")
                            subscriber.delete()

    push: (subscriber, subOptions, payload) ->
        subscriber.get (info) =>
            note = new apns.Notification()
            device = new apns.Device(info.token)
            device.subscriberId = subscriber.id # used for error logging
            if subOptions?.ignore_message isnt true and alert = payload.localizedMessage(info.lang)
                note.alert = alert

            badge = parseInt(payload.badge || info.badge)
            if payload.incrementBadge
                badge += 1

            category = payload.category
            contentAvailable = payload.contentAvailable

            if not contentAvailable? and @conf.contentAvailable?


Prompt:
apns = require 'apn'

class PushServiceAPNS
    tokenFormat: /^[0-9a-f]{64}$/i
    validateToken: (token) ->
        if PushServiceAPNS::tokenFormat.test(token)
            return token.toLowerCase()

    constructor: (conf, @logger, tokenResolver) ->
        conf.errorCallback = (errCode, note) =>
            @logger?.error("APNS Error #{errCode}: #{note}")

        # The APN library decided to change the default version of those variables in 1.5.1
        # Maintain the previous defaults in order not to break backward compat.
        conf['gateway'] ||= 'gateway.push.apple.com'
        conf['address'] ||= 'feedback.push.apple.com'
        @driver = new apns.Connection(conf)

        @payloadFilter = conf.payloadFilter

        @conf = conf

        @feedback = new apns.Feedback(conf)
        # Handle Apple Feedbacks
        @feedback.on 'feedback', (feedbackData) =>

Response:
@logger?.debug("APNS feedback returned #{feedbackData.length} devices")
            feedbackData.forEach (item) =>
                tokenResolver 'apns', item.device.toString(), (subscriber) =>
                    subscriber?.get (info) =>
                        if info.updated < item.time
                            @logger?.warn("APNS Automatic unregistration for subscriber #{subscriber.id}")
                            subscriber.delete()

    push: (subscriber, subOptions, payload) ->
        subscriber.get (info) =>
            note = new apns.Notification()
            device = new apns.Device(info.token)
            device.subscriberId = subscriber.id # used for error logging
            if subOptions?.ignore_message isnt true and alert = payload.localizedMessage(info.lang)
                note.alert = alert

            badge = parseInt(payload.badge || info.badge)
            if payload.incrementBadge
                badge += 1

            category = payload.category
            contentAvailable = payload.contentAvailable

            if not contentAvailable? and @conf.contentAvailable?


Response:
contentAvailable = @conf.contentAvailable

            if not category? and @conf.category?
              category = @conf.category

            note.badge = badge if not isNaN(badge)
            note.sound = payload.sound
            note.category = category
            note.contentAvailable = contentAvailable
            if @payloadFilter?
                for key, val of payload.data
                    note.payload[key] = val if key in @payloadFilter
            else
                note.payload = payload.data
            @driver.pushNotification note, device
            # On iOS we have to maintain the badge counter on the server
            if payload.incrementBadge
                subscriber.incr 'badge'

exports.PushServiceAPNS = PushServiceAPNS


Prompt:
contentAvailable = @conf.contentAvailable

            if not category? and @conf.category?
              category = @conf.category

            note.badge = badge if not isNaN(badge)
            note.sound = payload.sound
            note.category = category
            note.contentAvailable = contentAvailable
            if @payloadFilter?

Response:
for key, val of payload.data
                    note.payload[key] = val if key in @payloadFilter
            else
                note.payload = payload.data
            @driver.pushNotification note, device
            # On iOS we have to maintain the badge counter on the server
            if payload.incrementBadge
                subscriber.incr 'badge'

exports.PushServiceAPNS = PushServiceAPNS


Response:
apns = require 'apn'

class PushServiceAPNS
    tokenFormat: /^[0-9a-f]{64}$/i
    validateToken: (token) ->
        if PushServiceAPNS::tokenFormat.test(token)
            return token.toLowerCase()

    constructor: (conf, @logger, tokenResolver) ->
        conf.errorCallback = (errCode, note) =>
            @logger?.error("APNS Error #{errCode}: #{note}")

        # The APN library decided to change the default version of those variables in 1.5.1
        # Maintain the previous defaults in order not to break backward compat.
        conf['gateway'] ||= 'gateway.push.apple.com'
        conf['address'] ||= 'feedback.push.apple.com'
        @driver = new apns.Connection(conf)

        @payloadFilter = conf.payloadFilter

        @conf = conf

        @feedback = new apns.Feedback(conf)
        # Handle Apple Feedbacks
        @feedback.on 'feedback', (feedbackData) =>
            @logger?.debug("APNS feedback returned #{feedbackData.length} devices")
            feedbackData.forEach (item) =>
                tokenResolver 'apns', item.device.toString(), (subscriber) =>
                    subscriber?.get (info) =>
                        if info.updated < item.time
                            @logger?.warn("APNS Automatic unregistration for subscriber #{subscriber.id}")
                            subscriber.delete()

    push: (subscriber, subOptions, payload) ->
        subscriber.get (info) =>
            note = new apns.Notification()
            device = new apns.Device(info.token)
            device.subscriberId = subscriber.id # used for error logging
            if subOptions?.ignore_message isnt true and alert = payload.localizedMessage(info.lang)
                note.alert = alert

            badge = parseInt(info.badge)
            if payload.incrementBadge
                badge += 1

            category = payload.category
            contentAvailable = payload.contentAvailable

            if not contentAvailable? and @conf.contentAvailable?


Prompt:
apns = require 'apn'

class PushServiceAPNS
    tokenFormat: /^[0-9a-f]{64}$/i
    validateToken: (token) ->
        if PushServiceAPNS::tokenFormat.test(token)
            return token.toLowerCase()

    constructor: (conf, @logger, tokenResolver) ->
        conf.errorCallback = (errCode, note) =>
            @logger?.error("APNS Error #{errCode}: #{note}")

        # The APN library decided to change the default version of those variables in 1.5.1
        # Maintain the previous defaults in order not to break backward compat.
        conf['gateway'] ||= 'gateway.push.apple.com'
        conf['address'] ||= 'feedback.push.apple.com'
        @driver = new apns.Connection(conf)

        @payloadFilter = conf.payloadFilter

        @conf = conf

        @feedback = new apns.Feedback(conf)
        # Handle Apple Feedbacks
        @feedback.on 'feedback', (feedbackData) =>

Response:
@logger?.debug("APNS feedback returned #{feedbackData.length} devices")
            feedbackData.forEach (item) =>
                tokenResolver 'apns', item.device.toString(), (subscriber) =>
                    subscriber?.get (info) =>
                        if info.updated < item.time
                            @logger?.warn("APNS Automatic unregistration for subscriber #{subscriber.id}")
                            subscriber.delete()

    push: (subscriber, subOptions, payload) ->
        subscriber.get (info) =>
            note = new apns.Notification()
            device = new apns.Device(info.token)
            device.subscriberId = subscriber.id # used for error logging
            if subOptions?.ignore_message isnt true and alert = payload.localizedMessage(info.lang)
                note.alert = alert

            badge = parseInt(info.badge)
            if payload.incrementBadge
                badge += 1

            category = payload.category
            contentAvailable = payload.contentAvailable

            if not contentAvailable? and @conf.contentAvailable?


Response:
apns = require 'apn'

class PushServiceAPNS
    tokenFormat: /^[0-9a-f]{64}$/i
    validateToken: (token) ->
        if PushServiceAPNS::tokenFormat.test(token)
            return token.toLowerCase()

    constructor: (conf, @logger, tokenResolver) ->
        conf.errorCallback = (errCode, note, device) =>
            @logger?.error("APNS Error #{errCode} for subscriber #{device?.subscriberId}")

        # The APN library decided to change the default version of those variables in 1.5.1
        # Maintain the previous defaults in order not to break backward compat.
        conf['gateway'] ||= 'gateway.push.apple.com'
        conf['address'] ||= 'feedback.push.apple.com'
        @driver = new apns.Connection(conf)

        @payloadFilter = conf.payloadFilter

        @conf = conf

        @feedback = new apns.Feedback(conf)
        # Handle Apple Feedbacks
        @feedback.on 'feedback', (feedbackData) =>
            @logger?.debug("APNS feedback returned #{feedbackData.length} devices")
            feedbackData.forEach (item) =>
                tokenResolver 'apns', item.device.toString(), (subscriber) =>
                    subscriber?.get (info) =>
                        if info.updated < item.time
                            @logger?.warn("APNS Automatic unregistration for subscriber #{subscriber.id}")
                            subscriber.delete()

    push: (subscriber, subOptions, payload) ->
        subscriber.get (info) =>
            note = new apns.Notification()
            device = new apns.Device(info.token)
            device.subscriberId = subscriber.id # used for error logging
            if subOptions?.ignore_message isnt true and alert = payload.localizedMessage(info.lang)
                note.alert = alert

            badge = parseInt(info.badge)
            if payload.incrementBadge
                badge += 1

            category = payload.category
            contentAvailable = payload.contentAvailable

            if not contentAvailable? and @conf.contentAvailable?


Prompt:
apns = require 'apn'

class PushServiceAPNS
    tokenFormat: /^[0-9a-f]{64}$/i
    validateToken: (token) ->
        if PushServiceAPNS::tokenFormat.test(token)
            return token.toLowerCase()

    constructor: (conf, @logger, tokenResolver) ->
        conf.errorCallback = (errCode, note, device) =>
            @logger?.error("APNS Error #{errCode} for subscriber #{device?.subscriberId}")

        # The APN library decided to change the default version of those variables in 1.5.1
        # Maintain the previous defaults in order not to break backward compat.
        conf['gateway'] ||= 'gateway.push.apple.com'
        conf['address'] ||= 'feedback.push.apple.com'
        @driver = new apns.Connection(conf)

        @payloadFilter = conf.payloadFilter

        @conf = conf

        @feedback = new apns.Feedback(conf)
        # Handle Apple Feedbacks
        @feedback.on 'feedback', (feedbackData) =>

Response:
@logger?.debug("APNS feedback returned #{feedbackData.length} devices")
            feedbackData.forEach (item) =>
                tokenResolver 'apns', item.device.toString(), (subscriber) =>
                    subscriber?.get (info) =>
                        if info.updated < item.time
                            @logger?.warn("APNS Automatic unregistration for subscriber #{subscriber.id}")
                            subscriber.delete()

    push: (subscriber, subOptions, payload) ->
        subscriber.get (info) =>
            note = new apns.Notification()
            device = new apns.Device(info.token)
            device.subscriberId = subscriber.id # used for error logging
            if subOptions?.ignore_message isnt true and alert = payload.localizedMessage(info.lang)
                note.alert = alert

            badge = parseInt(info.badge)
            if payload.incrementBadge
                badge += 1

            category = payload.category
            contentAvailable = payload.contentAvailable

            if not contentAvailable? and @conf.contentAvailable?


Response:
apns = require 'apn'

class PushServiceAPNS
    tokenFormat: /^[0-9a-f]{64}$/i
    validateToken: (token) ->
        if PushServiceAPNS::tokenFormat.test(token)
            return token.toLowerCase()

    constructor: (conf, @logger, tokenResolver) ->
        conf.errorCallback = (errCode, note, device) =>
            @logger?.error("APNS Error #{errCode} for subscriber #{device?.subscriberId}")
        @driver = new apns.Connection(conf)

        @payloadFilter = conf.payloadFilter

        @conf = conf

        @feedback = new apns.Feedback(conf)
        # Handle Apple Feedbacks
        @feedback.on 'feedback', (feedbackData) =>
            @logger?.debug("APNS feedback returned #{feedbackData.length} devices")
            feedbackData.forEach (item) =>
                tokenResolver 'apns', item.device.toString(), (subscriber) =>
                    subscriber?.get (info) =>
                        if info.updated < item.time
                            @logger?.warn("APNS Automatic unregistration for subscriber #{subscriber.id}")
                            subscriber.delete()

    push: (subscriber, subOptions, payload) ->
        subscriber.get (info) =>
            note = new apns.Notification()
            device = new apns.Device(info.token)
            device.subscriberId = subscriber.id # used for error logging
            if subOptions?.ignore_message isnt true and alert = payload.localizedMessage(info.lang)
                note.alert = alert

            badge = parseInt(info.badge)
            if payload.incrementBadge
                badge += 1

            category = payload.category
            contentAvailable = payload.contentAvailable

            if not contentAvailable? and @conf.contentAvailable?
              contentAvailable = @conf.contentAvailable

            if not category? and @conf.category?
              category = @conf.category


Prompt:
Convert this CoffeeScript to JavaScript.
```coffeescript
apns = require 'apn'

class PushServiceAPNS
    tokenFormat: /^[0-9a-f]{64}$/i
    validateToken: (token) ->
        if PushServiceAPNS::tokenFormat.test(token)
            return token.toLowerCase()

    constructor: (conf, @logger, tokenResolver) ->
        conf.errorCallback = (errCode, note, device) =>
            @logger?.error("APNS Error #{errCode} for subscriber #{device?.subscriberId}")
        @driver = new apns.Connection(conf)

        @payloadFilter = conf.payloadFilter

        @conf = conf

        @feedback = new apns.Feedback(conf)
        # Handle Apple Feedbacks
        @feedback.on 'feedback', (feedbackData) =>
            @logger?.debug("APNS feedback returned #{feedbackData.length} devices")
            feedbackData.forEach (item) =>
                tokenResolver 'apns', item.device.toString(), (subscriber) =>
                    subscriber?.get (info) =>
                        if info.updated < item.time
                            @logger?.warn("APNS Automatic unregistration for subscriber #{subscriber.id}")
                            subscriber.delete()

    push: (subscriber, subOptions, payload) ->
        subscriber.get (info) =>
            note = new apns.Notification()
            device = new apns.Device(info.token)
            device.subscriberId = subscriber.id # used for error logging
            if subOptions?.ignore_message isnt true and alert = payload.localizedMessage(info.lang)
                note.alert = alert

            badge = parseInt(info.badge)
            if payload.incrementBadge
                badge += 1

            category = payload.category
            contentAvailable = payload.contentAvailable

            if not contentAvailable? and @conf.contentAvailable?
              contentAvailable = @conf.contentAvailable

            if not category? and @conf.category?
              category = @conf.category
```

Response:
var PushServiceAPNS, apns;

apns = require('apn');

PushServiceAPNS = (function() {
  class PushServiceAPNS {
    validateToken(token) {
      if (PushServiceAPNS.prototype.tokenFormat.test(token)) {
        return token.toLowerCase();
      }
    }

    constructor(conf, logger, tokenResolver) {
      this.logger = logger;
      conf.errorCallback = (errCode, note, device) => {
        var ref;
        return (ref = this.logger) != null ? ref.error(`APNS Error ${errCode} for subscriber ${device != null ? device.subscriberId : void 0}`) : void 0;
      };
      this.driver = new apns.Connection(conf);
      this.payloadFilter = conf.payloadFilter;
      this.conf = conf;
      this.feedback = new apns.Feedback(conf);
      // Handle Apple Feedbacks
      this.feedback.on('feedback', (feedbackData) => {
        var ref;
        if ((ref = this.logger) != null) {
          ref.debug(`APNS feedback returned ${feedbackData.length} devices`);
        }
        return feedbackData.forEach((item) => {
          return tokenResolver('apns', item.device.toString(), (subscriber) => {
            return subscriber != null ? subscriber.get((info) => {
              var ref1;
              if (info.updated < item.time) {
                if ((ref1 = this.logger) != null) {
                  ref1.warn(`APNS Automatic unregistration for subscriber ${subscriber.id}`);
                }
                return subscriber.delete();
              }
            }) : void 0;
          });
        });
      });
    }

    push(subscriber, subOptions, payload) {
      return subscriber.get((info) => {
        var alert, badge, category, contentAvailable, device, note;
        note = new apns.Notification();
        device = new apns.Device(info.token);
        device.subscriberId = subscriber.id; // used for error logging
        if ((subOptions != null ? subOptions.ignore_message : void 0) !== true && (alert = payload.localizedMessage(info.lang))) {
          note.alert = alert;
        }
        badge = parseInt(info.badge);
        if (payload.incrementBadge) {
          badge += 1;
        }
        category = payload.category;
        contentAvailable = payload.contentAvailable;
        if ((contentAvailable == null) && (this.conf.contentAvailable != null)) {
          contentAvailable = this.conf.contentAvailable;
        }
        if ((category == null) && (this.conf.category != null)) {
          return category = this.conf.category;
        }
      });
    }

  };

  PushServiceAPNS.prototype.tokenFormat = /^[0-9a-f]{64}$/i;

  return PushServiceAPNS;

}).call(this);


Prompt:
Convert this JavaScript to CoffeeScript.
```javascript
var PushServiceAPNS, apns;

apns = require('apn');

PushServiceAPNS = (function() {
  class PushServiceAPNS {
    validateToken(token) {
      if (PushServiceAPNS.prototype.tokenFormat.test(token)) {
        return token.toLowerCase();
      }
    }

    constructor(conf, logger, tokenResolver) {
      this.logger = logger;
      conf.errorCallback = (errCode, note, device) => {
        var ref;
        return (ref = this.logger) != null ? ref.error(`APNS Error ${errCode} for subscriber ${device != null ? device.subscriberId : void 0}`) : void 0;
      };
      this.driver = new apns.Connection(conf);
      this.payloadFilter = conf.payloadFilter;
      this.conf = conf;
      this.feedback = new apns.Feedback(conf);
      // Handle Apple Feedbacks
      this.feedback.on('feedback', (feedbackData) => {
        var ref;
        if ((ref = this.logger) != null) {
          ref.debug(`APNS feedback returned ${feedbackData.length} devices`);
        }
        return feedbackData.forEach((item) => {
          return tokenResolver('apns', item.device.toString(), (subscriber) => {
            return subscriber != null ? subscriber.get((info) => {
              var ref1;
              if (info.updated < item.time) {
                if ((ref1 = this.logger) != null) {
                  ref1.warn(`APNS Automatic unregistration for subscriber ${subscriber.id}`);
                }
                return subscriber.delete();
              }
            }) : void 0;
          });
        });
      });
    }

    push(subscriber, subOptions, payload) {
      return subscriber.get((info) => {
        var alert, badge, category, contentAvailable, device, note;
        note = new apns.Notification();
        device = new apns.Device(info.token);
        device.subscriberId = subscriber.id; // used for error logging
        if ((subOptions != null ? subOptions.ignore_message : void 0) !== true && (alert = payload.localizedMessage(info.lang))) {
          note.alert = alert;
        }
        badge = parseInt(info.badge);
        if (payload.incrementBadge) {
          badge += 1;
        }
        category = payload.category;
        contentAvailable = payload.contentAvailable;
        if ((contentAvailable == null) && (this.conf.contentAvailable != null)) {
          contentAvailable = this.conf.contentAvailable;
        }
        if ((category == null) && (this.conf.category != null)) {
          return category = this.conf.category;
        }
      });
    }

  };

  PushServiceAPNS.prototype.tokenFormat = /^[0-9a-f]{64}$/i;

  return PushServiceAPNS;

}).call(this);
```

Response:
apns = require 'apn'

class PushServiceAPNS
    tokenFormat: /^[0-9a-f]{64}$/i
    validateToken: (token) ->
        if PushServiceAPNS::tokenFormat.test(token)
            return token.toLowerCase()

    constructor: (conf, @logger, tokenResolver) ->
        conf.errorCallback = (errCode, note, device) =>
            @logger?.error("APNS Error #{errCode} for subscriber #{device?.subscriberId}")
        @driver = new apns.Connection(conf)

        @payloadFilter = conf.payloadFilter

        @conf = conf

        @feedback = new apns.Feedback(conf)
        # Handle Apple Feedbacks
        @feedback.on 'feedback', (feedbackData) =>
            @logger?.debug("APNS feedback returned #{feedbackData.length} devices")
            feedbackData.forEach (item) =>
                tokenResolver 'apns', item.device.toString(), (subscriber) =>
                    subscriber?.get (info) =>
                        if info.updated < item.time
                            @logger?.warn("APNS Automatic unregistration for subscriber #{subscriber.id}")
                            subscriber.delete()

    push: (subscriber, subOptions, payload) ->
        subscriber.get (info) =>
            note = new apns.Notification()
            device = new apns.Device(info.token)
            device.subscriberId = subscriber.id # used for error logging
            if subOptions?.ignore_message isnt true and alert = payload.localizedMessage(info.lang)
                note.alert = alert

            badge = parseInt(info.badge)
            if payload.incrementBadge
                badge += 1

            category = payload.category
            contentAvailable = payload.contentAvailable

            if not contentAvailable? and @conf.contentAvailable?
              contentAvailable = @conf.contentAvailable

            if not category? and @conf.category?
              category = @conf.category


Prompt:
apns = require 'apn'

class PushServiceAPNS
    tokenFormat: /^[0-9a-f]{64}$/i
    validateToken: (token) ->
        if PushServiceAPNS::tokenFormat.test(token)
            return token.toLowerCase()

    constructor: (conf, @logger, tokenResolver) ->
        conf.errorCallback = (errCode, note, device) =>
            @logger?.error("APNS Error #{errCode} for subscriber #{device?.subscriberId}")
        @driver = new apns.Connection(conf)

        @payloadFilter = conf.payloadFilter

        @conf = conf

        @feedback = new apns.Feedback(conf)
        # Handle Apple Feedbacks
        @feedback.on 'feedback', (feedbackData) =>
            @logger?.debug("APNS feedback returned #{feedbackData.length} devices")
            feedbackData.forEach (item) =>
                tokenResolver 'apns', item.device.toString(), (subscriber) =>
                    subscriber?.get (info) =>

Response:
if info.updated < item.time
                            @logger?.warn("APNS Automatic unregistration for subscriber #{subscriber.id}")
                            subscriber.delete()

    push: (subscriber, subOptions, payload) ->
        subscriber.get (info) =>
            note = new apns.Notification()
            device = new apns.Device(info.token)
            device.subscriberId = subscriber.id # used for error logging
            if subOptions?.ignore_message isnt true and alert = payload.localizedMessage(info.lang)
                note.alert = alert

            badge = parseInt(info.badge)
            if payload.incrementBadge
                badge += 1

            category = payload.category
            contentAvailable = payload.contentAvailable

            if not contentAvailable? and @conf.contentAvailable?
              contentAvailable = @conf.contentAvailable

            if not category? and @conf.category?
              category = @conf.category


Response:
note.badge = badge if not isNaN(badge)
            note.sound = payload.sound
            note.category = category
            note.contentAvailable = contentAvailable
            if @payloadFilter?
                for key, val of payload.data
                    note.payload[key] = val if key in @payloadFilter
            else
                note.payload = payload.data
            @driver.pushNotification note, device
            # On iOS we have to maintain the badge counter on the server
            if payload.incrementBadge
                subscriber.incr 'badge'

exports.PushServiceAPNS = PushServiceAPNS


Prompt:
Convert this CoffeeScript to JavaScript.
```coffeescript
note.badge = badge if not isNaN(badge)
            note.sound = payload.sound
            note.category = category
            note.contentAvailable = contentAvailable
            if @payloadFilter?
                for key, val of payload.data
                    note.payload[key] = val if key in @payloadFilter
            else
                note.payload = payload.data
            @driver.pushNotification note, device
            # On iOS we have to maintain the badge counter on the server
            if payload.incrementBadge
                subscriber.incr 'badge'

exports.PushServiceAPNS = PushServiceAPNS
```

Response:
var key, val,
  indexOf = [].indexOf;

note.badge = badge((function() {
  var ref;
  if (!isNaN(badge)) {
    note.sound = payload.sound;
    note.category = category;
    note.contentAvailable = contentAvailable;
    if (this.payloadFilter != null) {
      ref = payload.data;
      for (key in ref) {
        val = ref[key];
        if (indexOf.call(this.payloadFilter, key) >= 0) {
          note.payload[key] = val;
        }
      }
    } else {
      note.payload = payload.data;
    }
    this.driver.pushNotification(note, device);
    // On iOS we have to maintain the badge counter on the server
    if (payload.incrementBadge) {
      return subscriber.incr('badge');
    }
  }
}).call(this));

exports.PushServiceAPNS = PushServiceAPNS;


Prompt:
Convert this JavaScript to CoffeeScript.
```javascript
var key, val,
  indexOf = [].indexOf;

note.badge = badge((function() {
  var ref;
  if (!isNaN(badge)) {
    note.sound = payload.sound;
    note.category = category;
    note.contentAvailable = contentAvailable;
    if (this.payloadFilter != null) {
      ref = payload.data;
      for (key in ref) {
        val = ref[key];
        if (indexOf.call(this.payloadFilter, key) >= 0) {
          note.payload[key] = val;
        }
      }
    } else {
      note.payload = payload.data;
    }
    this.driver.pushNotification(note, device);
    // On iOS we have to maintain the badge counter on the server
    if (payload.incrementBadge) {
      return subscriber.incr('badge');
    }
  }
}).call(this));

exports.PushServiceAPNS = PushServiceAPNS;
```

Response:
note.badge = badge if not isNaN(badge)
            note.sound = payload.sound
            note.category = category
            note.contentAvailable = contentAvailable
            if @payloadFilter?
                for key, val of payload.data
                    note.payload[key] = val if key in @payloadFilter
            else
                note.payload = payload.data
            @driver.pushNotification note, device
            # On iOS we have to maintain the badge counter on the server
            if payload.incrementBadge
                subscriber.incr 'badge'

exports.PushServiceAPNS = PushServiceAPNS


Prompt:
note.badge = badge if not isNaN(badge)
            note.sound = payload.sound
            note.category = category
            note.contentAvailable = contentAvailable
            if @payloadFilter?
                for key, val of payload.data
                    note.payload[key] = val if key in @payloadFilter

Response:
else
                note.payload = payload.data
            @driver.pushNotification note, device
            # On iOS we have to maintain the badge counter on the server
            if payload.incrementBadge
                subscriber.incr 'badge'

exports.PushServiceAPNS = PushServiceAPNS


Response:
apns = require 'apn'

class PushServiceAPNS
    tokenFormat: /^[0-9a-f]{64}$/i
    validateToken: (token) ->
        if PushServiceAPNS::tokenFormat.test(token)
            return token.toLowerCase()

    constructor: (conf, @logger, tokenResolver) ->
        conf.errorCallback = (errCode, note, device) =>
            @logger?.error("APNS Error #{errCode} for subscriber #{device?.subscriberId}")
        @driver = new apns.Connection(conf)

        @payloadFilter = conf.payloadFilter

        @conf = conf
        @logger = logger

        @feedback = new apns.Feedback(conf)
        # Handle Apple Feedbacks
        @feedback.on 'feedback', (feedbackData) =>
            @logger?.debug("APNS feedback returned #{feedbackData.length} devices")
            feedbackData.forEach (item) =>
                tokenResolver 'apns', item.device.toString(), (subscriber) =>
                    subscriber?.get (info) =>
                        if info.updated < item.time
                            @logger?.warn("APNS Automatic unregistration for subscriber #{subscriber.id}")
                            subscriber.delete()

    push: (subscriber, subOptions, payload) ->
        subscriber.get (info) =>
            note = new apns.Notification()
            device = new apns.Device(info.token)
            device.subscriberId = subscriber.id # used for error logging
            if subOptions?.ignore_message isnt true and alert = payload.localizedMessage(info.lang)
                note.alert = alert

            badge = parseInt(info.badge)
            if payload.incrementBadge
                badge += 1

            category = payload.category
            contentAvailable = payload.contentAvailable

            if not contentAvailable? and @conf.contentAvailable?
              contentAvailable = @conf.contentAvailable

            if not category? and @conf.category?
              category = @conf.category


Prompt:
Convert this CoffeeScript to JavaScript.
```coffeescript
apns = require 'apn'

class PushServiceAPNS
    tokenFormat: /^[0-9a-f]{64}$/i
    validateToken: (token) ->
        if PushServiceAPNS::tokenFormat.test(token)
            return token.toLowerCase()

    constructor: (conf, @logger, tokenResolver) ->
        conf.errorCallback = (errCode, note, device) =>
            @logger?.error("APNS Error #{errCode} for subscriber #{device?.subscriberId}")
        @driver = new apns.Connection(conf)

        @payloadFilter = conf.payloadFilter

        @conf = conf
        @logger = logger

        @feedback = new apns.Feedback(conf)
        # Handle Apple Feedbacks
        @feedback.on 'feedback', (feedbackData) =>
            @logger?.debug("APNS feedback returned #{feedbackData.length} devices")
            feedbackData.forEach (item) =>
                tokenResolver 'apns', item.device.toString(), (subscriber) =>
                    subscriber?.get (info) =>
                        if info.updated < item.time
                            @logger?.warn("APNS Automatic unregistration for subscriber #{subscriber.id}")
                            subscriber.delete()

    push: (subscriber, subOptions, payload) ->
        subscriber.get (info) =>
            note = new apns.Notification()
            device = new apns.Device(info.token)
            device.subscriberId = subscriber.id # used for error logging
            if subOptions?.ignore_message isnt true and alert = payload.localizedMessage(info.lang)
                note.alert = alert

            badge = parseInt(info.badge)
            if payload.incrementBadge
                badge += 1

            category = payload.category
            contentAvailable = payload.contentAvailable

            if not contentAvailable? and @conf.contentAvailable?
              contentAvailable = @conf.contentAvailable

            if not category? and @conf.category?
              category = @conf.category
```

Response:
var PushServiceAPNS, apns;

apns = require('apn');

PushServiceAPNS = (function() {
  class PushServiceAPNS {
    validateToken(token) {
      if (PushServiceAPNS.prototype.tokenFormat.test(token)) {
        return token.toLowerCase();
      }
    }

    constructor(conf, logger1, tokenResolver) {
      this.logger = logger1;
      conf.errorCallback = (errCode, note, device) => {
        var ref;
        return (ref = this.logger) != null ? ref.error(`APNS Error ${errCode} for subscriber ${device != null ? device.subscriberId : void 0}`) : void 0;
      };
      this.driver = new apns.Connection(conf);
      this.payloadFilter = conf.payloadFilter;
      this.conf = conf;
      this.logger = logger;
      this.feedback = new apns.Feedback(conf);
      // Handle Apple Feedbacks
      this.feedback.on('feedback', (feedbackData) => {
        var ref;
        if ((ref = this.logger) != null) {
          ref.debug(`APNS feedback returned ${feedbackData.length} devices`);
        }
        return feedbackData.forEach((item) => {
          return tokenResolver('apns', item.device.toString(), (subscriber) => {
            return subscriber != null ? subscriber.get((info) => {
              var ref1;
              if (info.updated < item.time) {
                if ((ref1 = this.logger) != null) {
                  ref1.warn(`APNS Automatic unregistration for subscriber ${subscriber.id}`);
                }
                return subscriber.delete();
              }
            }) : void 0;
          });
        });
      });
    }

    push(subscriber, subOptions, payload) {
      return subscriber.get((info) => {
        var alert, badge, category, contentAvailable, device, note;
        note = new apns.Notification();
        device = new apns.Device(info.token);
        device.subscriberId = subscriber.id; // used for error logging
        if ((subOptions != null ? subOptions.ignore_message : void 0) !== true && (alert = payload.localizedMessage(info.lang))) {
          note.alert = alert;
        }
        badge = parseInt(info.badge);
        if (payload.incrementBadge) {
          badge += 1;
        }
        category = payload.category;
        contentAvailable = payload.contentAvailable;
        if ((contentAvailable == null) && (this.conf.contentAvailable != null)) {
          contentAvailable = this.conf.contentAvailable;
        }
        if ((category == null) && (this.conf.category != null)) {
          return category = this.conf.category;
        }
      });
    }

  };

  PushServiceAPNS.prototype.tokenFormat = /^[0-9a-f]{64}$/i;

  return PushServiceAPNS;

}).call(this);


Prompt:
Convert this JavaScript to CoffeeScript.
```javascript
var PushServiceAPNS, apns;

apns = require('apn');

PushServiceAPNS = (function() {
  class PushServiceAPNS {
    validateToken(token) {
      if (PushServiceAPNS.prototype.tokenFormat.test(token)) {
        return token.toLowerCase();
      }
    }

    constructor(conf, logger1, tokenResolver) {
      this.logger = logger1;
      conf.errorCallback = (errCode, note, device) => {
        var ref;
        return (ref = this.logger) != null ? ref.error(`APNS Error ${errCode} for subscriber ${device != null ? device.subscriberId : void 0}`) : void 0;
      };
      this.driver = new apns.Connection(conf);
      this.payloadFilter = conf.payloadFilter;
      this.conf = conf;
      this.logger = logger;
      this.feedback = new apns.Feedback(conf);
      // Handle Apple Feedbacks
      this.feedback.on('feedback', (feedbackData) => {
        var ref;
        if ((ref = this.logger) != null) {
          ref.debug(`APNS feedback returned ${feedbackData.length} devices`);
        }
        return feedbackData.forEach((item) => {
          return tokenResolver('apns', item.device.toString(), (subscriber) => {
            return subscriber != null ? subscriber.get((info) => {
              var ref1;
              if (info.updated < item.time) {
                if ((ref1 = this.logger) != null) {
                  ref1.warn(`APNS Automatic unregistration for subscriber ${subscriber.id}`);
                }
                return subscriber.delete();
              }
            }) : void 0;
          });
        });
      });
    }

    push(subscriber, subOptions, payload) {
      return subscriber.get((info) => {
        var alert, badge, category, contentAvailable, device, note;
        note = new apns.Notification();
        device = new apns.Device(info.token);
        device.subscriberId = subscriber.id; // used for error logging
        if ((subOptions != null ? subOptions.ignore_message : void 0) !== true && (alert = payload.localizedMessage(info.lang))) {
          note.alert = alert;
        }
        badge = parseInt(info.badge);
        if (payload.incrementBadge) {
          badge += 1;
        }
        category = payload.category;
        contentAvailable = payload.contentAvailable;
        if ((contentAvailable == null) && (this.conf.contentAvailable != null)) {
          contentAvailable = this.conf.contentAvailable;
        }
        if ((category == null) && (this.conf.category != null)) {
          return category = this.conf.category;
        }
      });
    }

  };

  PushServiceAPNS.prototype.tokenFormat = /^[0-9a-f]{64}$/i;

  return PushServiceAPNS;

}).call(this);
```

Response:
apns = require 'apn'

class PushServiceAPNS
    tokenFormat: /^[0-9a-f]{64}$/i
    validateToken: (token) ->
        if PushServiceAPNS::tokenFormat.test(token)
            return token.toLowerCase()

    constructor: (conf, @logger, tokenResolver) ->
        conf.errorCallback = (errCode, note, device) =>
            @logger?.error("APNS Error #{errCode} for subscriber #{device?.subscriberId}")
        @driver = new apns.Connection(conf)

        @payloadFilter = conf.payloadFilter

        @conf = conf
        @logger = logger

        @feedback = new apns.Feedback(conf)
        # Handle Apple Feedbacks
        @feedback.on 'feedback', (feedbackData) =>
            @logger?.debug("APNS feedback returned #{feedbackData.length} devices")
            feedbackData.forEach (item) =>
                tokenResolver 'apns', item.device.toString(), (subscriber) =>
                    subscriber?.get (info) =>
                        if info.updated < item.time
                            @logger?.warn("APNS Automatic unregistration for subscriber #{subscriber.id}")
                            subscriber.delete()

    push: (subscriber, subOptions, payload) ->
        subscriber.get (info) =>
            note = new apns.Notification()
            device = new apns.Device(info.token)
            device.subscriberId = subscriber.id # used for error logging
            if subOptions?.ignore_message isnt true and alert = payload.localizedMessage(info.lang)
                note.alert = alert

            badge = parseInt(info.badge)
            if payload.incrementBadge
                badge += 1

            category = payload.category
            contentAvailable = payload.contentAvailable

            if not contentAvailable? and @conf.contentAvailable?
              contentAvailable = @conf.contentAvailable

            if not category? and @conf.category?
              category = @conf.category


Prompt:
apns = require 'apn'

class PushServiceAPNS
    tokenFormat: /^[0-9a-f]{64}$/i
    validateToken: (token) ->
        if PushServiceAPNS::tokenFormat.test(token)
            return token.toLowerCase()

    constructor: (conf, @logger, tokenResolver) ->
        conf.errorCallback = (errCode, note, device) =>
            @logger?.error("APNS Error #{errCode} for subscriber #{device?.subscriberId}")
        @driver = new apns.Connection(conf)

        @payloadFilter = conf.payloadFilter

        @conf = conf
        @logger = logger

        @feedback = new apns.Feedback(conf)
        # Handle Apple Feedbacks
        @feedback.on 'feedback', (feedbackData) =>
            @logger?.debug("APNS feedback returned #{feedbackData.length} devices")
            feedbackData.forEach (item) =>
                tokenResolver 'apns', item.device.toString(), (subscriber) =>
                    subscriber?.get (info) =>

Response:
if info.updated < item.time
                            @logger?.warn("APNS Automatic unregistration for subscriber #{subscriber.id}")
                            subscriber.delete()

    push: (subscriber, subOptions, payload) ->
        subscriber.get (info) =>
            note = new apns.Notification()
            device = new apns.Device(info.token)
            device.subscriberId = subscriber.id # used for error logging
            if subOptions?.ignore_message isnt true and alert = payload.localizedMessage(info.lang)
                note.alert = alert

            badge = parseInt(info.badge)
            if payload.incrementBadge
                badge += 1

            category = payload.category
            contentAvailable = payload.contentAvailable

            if not contentAvailable? and @conf.contentAvailable?
              contentAvailable = @conf.contentAvailable

            if not category? and @conf.category?
              category = @conf.category


Response:
apns = require 'apn'

class PushServiceAPNS
    tokenFormat: /^[0-9a-f]{64}$/i
    validateToken: (token) ->
        if PushServiceAPNS::tokenFormat.test(token)
            return token.toLowerCase()

    constructor: (conf, @logger, tokenResolver) ->
        conf.errorCallback = (errCode, note, device) =>
            @logger?.error("APNS Error #{errCode} for subscriber #{device?.subscriberId}")
        @driver = new apns.Connection(conf)

        @payloadFilter = conf.payloadFilter

        @feedback = new apns.Feedback(conf)
        # Handle Apple Feedbacks
        @feedback.on 'feedback', (feedbackData) =>
            @logger?.debug("APNS feedback returned #{feedbackData.length} devices")
            feedbackData.forEach (item) =>
                tokenResolver 'apns', item.device.toString(), (subscriber) =>
                    subscriber?.get (info) =>
                        if info.updated < item.time
                            @logger?.warn("APNS Automatic unregistration for subscriber #{subscriber.id}")
                            subscriber.delete()

    push: (subscriber, subOptions, payload) ->
        subscriber.get (info) =>
            note = new apns.Notification()
            device = new apns.Device(info.token)
            device.subscriberId = subscriber.id # used for error logging
            if subOptions?.ignore_message isnt true and alert = payload.localizedMessage(info.lang)
                note.alert = alert

            badge = parseInt(info.badge)
            if payload.incrementBadge
                badge += 1

            note.badge = badge if not isNaN(badge)
            note.sound = payload.sound
            note.category = payload.category
            note.contentAvailable = payload.contentAvailable
            if @payloadFilter?
                for key, val of payload.data
                    note.payload[key] = val if key in @payloadFilter
            else
                note.payload = payload.data
            @driver.pushNotification note, device
            # On iOS we have to maintain the badge counter on the server


Prompt:
Convert this CoffeeScript to JavaScript.
```coffeescript
apns = require 'apn'

class PushServiceAPNS
    tokenFormat: /^[0-9a-f]{64}$/i
    validateToken: (token) ->
        if PushServiceAPNS::tokenFormat.test(token)
            return token.toLowerCase()

    constructor: (conf, @logger, tokenResolver) ->
        conf.errorCallback = (errCode, note, device) =>
            @logger?.error("APNS Error #{errCode} for subscriber #{device?.subscriberId}")
        @driver = new apns.Connection(conf)

        @payloadFilter = conf.payloadFilter

        @feedback = new apns.Feedback(conf)
        # Handle Apple Feedbacks
        @feedback.on 'feedback', (feedbackData) =>
            @logger?.debug("APNS feedback returned #{feedbackData.length} devices")
            feedbackData.forEach (item) =>
                tokenResolver 'apns', item.device.toString(), (subscriber) =>
                    subscriber?.get (info) =>
                        if info.updated < item.time
                            @logger?.warn("APNS Automatic unregistration for subscriber #{subscriber.id}")
                            subscriber.delete()

    push: (subscriber, subOptions, payload) ->
        subscriber.get (info) =>
            note = new apns.Notification()
            device = new apns.Device(info.token)
            device.subscriberId = subscriber.id # used for error logging
            if subOptions?.ignore_message isnt true and alert = payload.localizedMessage(info.lang)
                note.alert = alert

            badge = parseInt(info.badge)
            if payload.incrementBadge
                badge += 1

            note.badge = badge if not isNaN(badge)
            note.sound = payload.sound
            note.category = payload.category
            note.contentAvailable = payload.contentAvailable
            if @payloadFilter?
                for key, val of payload.data
                    note.payload[key] = val if key in @payloadFilter
            else
                note.payload = payload.data
            @driver.pushNotification note, device
            # On iOS we have to maintain the badge counter on the server
```

Response:
var PushServiceAPNS, apns,
  indexOf = [].indexOf;

apns = require('apn');

PushServiceAPNS = (function() {
  class PushServiceAPNS {
    validateToken(token) {
      if (PushServiceAPNS.prototype.tokenFormat.test(token)) {
        return token.toLowerCase();
      }
    }

    constructor(conf, logger, tokenResolver) {
      this.logger = logger;
      conf.errorCallback = (errCode, note, device) => {
        var ref;
        return (ref = this.logger) != null ? ref.error(`APNS Error ${errCode} for subscriber ${device != null ? device.subscriberId : void 0}`) : void 0;
      };
      this.driver = new apns.Connection(conf);
      this.payloadFilter = conf.payloadFilter;
      this.feedback = new apns.Feedback(conf);
      // Handle Apple Feedbacks
      this.feedback.on('feedback', (feedbackData) => {
        var ref;
        if ((ref = this.logger) != null) {
          ref.debug(`APNS feedback returned ${feedbackData.length} devices`);
        }
        return feedbackData.forEach((item) => {
          return tokenResolver('apns', item.device.toString(), (subscriber) => {
            return subscriber != null ? subscriber.get((info) => {
              var ref1;
              if (info.updated < item.time) {
                if ((ref1 = this.logger) != null) {
                  ref1.warn(`APNS Automatic unregistration for subscriber ${subscriber.id}`);
                }
                return subscriber.delete();
              }
            }) : void 0;
          });
        });
      });
    }

    push(subscriber, subOptions, payload) {
      return subscriber.get((info) => {
        var alert, badge, device, key, note, ref, val;
        note = new apns.Notification();
        device = new apns.Device(info.token);
        device.subscriberId = subscriber.id; // used for error logging
        if ((subOptions != null ? subOptions.ignore_message : void 0) !== true && (alert = payload.localizedMessage(info.lang))) {
          note.alert = alert;
        }
        badge = parseInt(info.badge);
        if (payload.incrementBadge) {
          badge += 1;
        }
        if (!isNaN(badge)) {
          note.badge = badge;
        }
        note.sound = payload.sound;
        note.category = payload.category;
        note.contentAvailable = payload.contentAvailable;
        if (this.payloadFilter != null) {
          ref = payload.data;
          for (key in ref) {
            val = ref[key];
            if (indexOf.call(this.payloadFilter, key) >= 0) {
              note.payload[key] = val;
            }
          }
        } else {
          note.payload = payload.data;
        }
        return this.driver.pushNotification(note, device);
      });
    }

  };

  PushServiceAPNS.prototype.tokenFormat = /^[0-9a-f]{64}$/i;

  return PushServiceAPNS;

}).call(this);

// On iOS we have to maintain the badge counter on the server


Prompt:
Convert this JavaScript to CoffeeScript.
```javascript
var PushServiceAPNS, apns,
  indexOf = [].indexOf;

apns = require('apn');

PushServiceAPNS = (function() {
  class PushServiceAPNS {
    validateToken(token) {
      if (PushServiceAPNS.prototype.tokenFormat.test(token)) {
        return token.toLowerCase();
      }
    }

    constructor(conf, logger, tokenResolver) {
      this.logger = logger;
      conf.errorCallback = (errCode, note, device) => {
        var ref;
        return (ref = this.logger) != null ? ref.error(`APNS Error ${errCode} for subscriber ${device != null ? device.subscriberId : void 0}`) : void 0;
      };
      this.driver = new apns.Connection(conf);
      this.payloadFilter = conf.payloadFilter;
      this.feedback = new apns.Feedback(conf);
      // Handle Apple Feedbacks
      this.feedback.on('feedback', (feedbackData) => {
        var ref;
        if ((ref = this.logger) != null) {
          ref.debug(`APNS feedback returned ${feedbackData.length} devices`);
        }
        return feedbackData.forEach((item) => {
          return tokenResolver('apns', item.device.toString(), (subscriber) => {
            return subscriber != null ? subscriber.get((info) => {
              var ref1;
              if (info.updated < item.time) {
                if ((ref1 = this.logger) != null) {
                  ref1.warn(`APNS Automatic unregistration for subscriber ${subscriber.id}`);
                }
                return subscriber.delete();
              }
            }) : void 0;
          });
        });
      });
    }

    push(subscriber, subOptions, payload) {
      return subscriber.get((info) => {
        var alert, badge, device, key, note, ref, val;
        note = new apns.Notification();
        device = new apns.Device(info.token);
        device.subscriberId = subscriber.id; // used for error logging
        if ((subOptions != null ? subOptions.ignore_message : void 0) !== true && (alert = payload.localizedMessage(info.lang))) {
          note.alert = alert;
        }
        badge = parseInt(info.badge);
        if (payload.incrementBadge) {
          badge += 1;
        }
        if (!isNaN(badge)) {
          note.badge = badge;
        }
        note.sound = payload.sound;
        note.category = payload.category;
        note.contentAvailable = payload.contentAvailable;
        if (this.payloadFilter != null) {
          ref = payload.data;
          for (key in ref) {
            val = ref[key];
            if (indexOf.call(this.payloadFilter, key) >= 0) {
              note.payload[key] = val;
            }
          }
        } else {
          note.payload = payload.data;
        }
        return this.driver.pushNotification(note, device);
      });
    }

  };

  PushServiceAPNS.prototype.tokenFormat = /^[0-9a-f]{64}$/i;

  return PushServiceAPNS;

}).call(this);

// On iOS we have to maintain the badge counter on the server
```

Response:
apns = require 'apn'

class PushServiceAPNS
    tokenFormat: /^[0-9a-f]{64}$/i
    validateToken: (token) ->
        if PushServiceAPNS::tokenFormat.test(token)
            return token.toLowerCase()

    constructor: (conf, @logger, tokenResolver) ->
        conf.errorCallback = (errCode, note, device) =>
            @logger?.error("APNS Error #{errCode} for subscriber #{device?.subscriberId}")
        @driver = new apns.Connection(conf)

        @payloadFilter = conf.payloadFilter

        @feedback = new apns.Feedback(conf)
        # Handle Apple Feedbacks
        @feedback.on 'feedback', (feedbackData) =>
            @logger?.debug("APNS feedback returned #{feedbackData.length} devices")
            feedbackData.forEach (item) =>
                tokenResolver 'apns', item.device.toString(), (subscriber) =>
                    subscriber?.get (info) =>
                        if info.updated < item.time
                            @logger?.warn("APNS Automatic unregistration for subscriber #{subscriber.id}")
                            subscriber.delete()

    push: (subscriber, subOptions, payload) ->
        subscriber.get (info) =>
            note = new apns.Notification()
            device = new apns.Device(info.token)
            device.subscriberId = subscriber.id # used for error logging
            if subOptions?.ignore_message isnt true and alert = payload.localizedMessage(info.lang)
                note.alert = alert

            badge = parseInt(info.badge)
            if payload.incrementBadge
                badge += 1

            note.badge = badge if not isNaN(badge)
            note.sound = payload.sound
            note.category = payload.category
            note.contentAvailable = payload.contentAvailable
            if @payloadFilter?
                for key, val of payload.data
                    note.payload[key] = val if key in @payloadFilter
            else
                note.payload = payload.data
            @driver.pushNotification note, device
            # On iOS we have to maintain the badge counter on the server


Prompt:
apns = require 'apn'

class PushServiceAPNS
    tokenFormat: /^[0-9a-f]{64}$/i
    validateToken: (token) ->
        if PushServiceAPNS::tokenFormat.test(token)
            return token.toLowerCase()

    constructor: (conf, @logger, tokenResolver) ->
        conf.errorCallback = (errCode, note, device) =>
            @logger?.error("APNS Error #{errCode} for subscriber #{device?.subscriberId}")
        @driver = new apns.Connection(conf)

        @payloadFilter = conf.payloadFilter

        @feedback = new apns.Feedback(conf)
        # Handle Apple Feedbacks
        @feedback.on 'feedback', (feedbackData) =>
            @logger?.debug("APNS feedback returned #{feedbackData.length} devices")
            feedbackData.forEach (item) =>
                tokenResolver 'apns', item.device.toString(), (subscriber) =>
                    subscriber?.get (info) =>
                        if info.updated < item.time
                            @logger?.warn("APNS Automatic unregistration for subscriber #{subscriber.id}")
                            subscriber.delete()

Response:
push: (subscriber, subOptions, payload) ->
        subscriber.get (info) =>
            note = new apns.Notification()
            device = new apns.Device(info.token)
            device.subscriberId = subscriber.id # used for error logging
            if subOptions?.ignore_message isnt true and alert = payload.localizedMessage(info.lang)
                note.alert = alert

            badge = parseInt(info.badge)
            if payload.incrementBadge
                badge += 1

            note.badge = badge if not isNaN(badge)
            note.sound = payload.sound
            note.category = payload.category
            note.contentAvailable = payload.contentAvailable
            if @payloadFilter?
                for key, val of payload.data
                    note.payload[key] = val if key in @payloadFilter
            else
                note.payload = payload.data
            @driver.pushNotification note, device
            # On iOS we have to maintain the badge counter on the server


Response:
if payload.incrementBadge
                subscriber.incr 'badge'

exports.PushServiceAPNS = PushServiceAPNS


Prompt:
Convert this CoffeeScript to JavaScript.
```coffeescript
if payload.incrementBadge
                subscriber.incr 'badge'

exports.PushServiceAPNS = PushServiceAPNS
```

Response:
if (payload.incrementBadge) {
  subscriber.incr('badge');
}

exports.PushServiceAPNS = PushServiceAPNS;


Prompt:
Convert this JavaScript to CoffeeScript.
```javascript
if (payload.incrementBadge) {
  subscriber.incr('badge');
}

exports.PushServiceAPNS = PushServiceAPNS;
```

Response:
if payload.incrementBadge
                subscriber.incr 'badge'

exports.PushServiceAPNS = PushServiceAPNS


Prompt:
if payload.incrementBadge
                subscriber.incr 'badge'

Response: exports.PushServiceAPNS = PushServiceAPNS


Response:
apns = require 'apn'

class PushServiceAPNS
    tokenFormat: /^[0-9a-f]{64}$/i
    validateToken: (token) ->
        if PushServiceAPNS::tokenFormat.test(token)
            return token.toLowerCase()

    constructor: (conf, @logger, tokenResolver) ->
        conf.errorCallback = (errCode, note, device) =>
            @logger?.error("APNS Error #{errCode} for subscriber #{device?.subscriberId}")
        @driver = new apns.Connection(conf)

        @payloadFilter = conf.payloadFilter

        @feedback = new apns.Feedback(conf)
        # Handle Apple Feedbacks
        @feedback.on 'feedback', (feedbackData) =>
            @logger?.debug("APNS feedback returned #{feedbackData.length} devices")
            feedbackData.forEach (item) =>
                tokenResolver 'apns', item.device.toString(), (subscriber) =>
                    subscriber?.get (info) =>
                        if info.updated < item.time
                            @logger?.warn("APNS Automatic unregistration for subscriber #{subscriber.id}")
                            subscriber.delete()

    push: (subscriber, subOptions, payload) ->
        subscriber.get (info) =>
            note = new apns.Notification()
            device = new apns.Device(info.token)
            device.subscriberId = subscriber.id # used for error logging
            if subOptions?.ignore_message isnt true and alert = payload.localizedMessage(info.lang)
                note.alert = alert

            badge = parseInt(info.badge)
            if payload.incrementBadge
                badge += 1

            note.badge = badge if not isNaN(badge)
            note.sound = payload.sound
            if @payloadFilter?
                for key, val of payload.data
                    note.payload[key] = val if key in @payloadFilter
            else
                note.payload = payload.data
            @driver.pushNotification note, device
            # On iOS we have to maintain the badge counter on the server
            if payload.incrementBadge
                subscriber.incr 'badge'