```coffeescript
module.exports =
  # Public: Determines if a string should be considered linewise or character
  #
  # text - The string to consider
  #
  # Returns 'linewise' if the string ends with a line return and 'character'
  #  otherwise.
  copyType: (text) ->
    if text.lastIndexOf("\n") is text.length - 1
      'linewise'
    else if text.lastIndexOf("\r") is text.length - 1
      'linewise'
    else
      'character'

  include: (klass, module) ->
    for key, value of module
      klass::[key] = value
```

Add description for include utility func
user
```coffeescript
module.exports =
  # Public: Determines if a string should be considered linewise or character
  #
  # text - The string to consider
  #
  # Returns 'linewise' if the string ends with a line return and 'character'
  #  otherwise.
  copyType: (text) ->
    if text.lastIndexOf("\n") is text.length - 1
      'linewise'
    else if text.lastIndexOf("\r") is text.length - 1
      'linewise'
    else
      'character'

  # Include module(object which normaly provides set of methods) to klass
  include: (klass, module) ->
    for key, value of module
      klass::[key] = value
```
assistant