[Corrected] Layout/TrailingWhitespace: Trailing whitespace detected.

lib/mail/body.rb

@@ -1,28 +1,28 @@
 # encoding: utf-8
 # frozen_string_literal: true
 module Mail
-  
+
   # = Body
-  # 
+  #
   # The body is where the text of the email is stored.  Mail treats the body
   # as a single object.  The body itself has no information about boundaries
   # used in the MIME standard, it just looks at its content as either a single
   # block of text, or (if it is a multipart message) as an array of blocks of text.
-  # 
+  #
   # A body has to be told to split itself up into a multipart message by calling
   # #split with the correct boundary.  This is because the body object has no way
   # of knowing what the correct boundary is for itself (there could be many
   # boundaries in a body in the case of a nested MIME text).
-  # 
+  #
   # Once split is called, Mail::Body will slice itself up on this boundary,
   # assigning anything that appears before the first part to the preamble, and
   # anything that appears after the closing boundary to the epilogue, then
   # each part gets initialized into a Mail::Part object.
-  # 
+  #
   # The boundary that is used to split up the Body is also stored in the Body
-  # object for use on encoding itself back out to a string.  You can 
+  # object for use on encoding itself back out to a string.  You can
   # overwrite this if it needs to be changed.
-  # 
+  #
   # On encoding, the body will return the preamble, then each part joined by
   # the boundary, followed by a closing boundary string and then the epilogue.
   class Body
@@ -57,15 +57,15 @@ def init_with(coder)
 
     # Matches this body with another body.  Also matches the decoded value of this
     # body with a string.
-    # 
+    #
     # Examples:
-    # 
+    #
     #   body = Mail::Body.new('The body')
     #   body == body #=> true
-    #   
+    #
     #   body = Mail::Body.new('The body')
     #   body == 'The body' #=> true
-    #   
+    #
     #   body = Mail::Body.new("VGhlIGJvZHk=\n")
     #   body.encoding = 'base64'
     #   body == "The body" #=> true
@@ -76,28 +76,28 @@ def ==(other)
         super
       end
     end
-    
+
     # Accepts a string and performs a regular expression against the decoded text
-    # 
+    #
     # Examples:
-    # 
+    #
     #   body = Mail::Body.new('The body')
     #   body =~ /The/ #=> 0
-    #   
+    #
     #   body = Mail::Body.new("VGhlIGJvZHk=\n")
     #   body.encoding = 'base64'
     #   body =~ /The/ #=> 0
     def =~(regexp)
       self.decoded =~ regexp
     end
-    
+
     # Accepts a string and performs a regular expression against the decoded text
-    # 
+    #
     # Examples:
-    # 
+    #
     #   body = Mail::Body.new('The body')
     #   body.match(/The/) #=> #<MatchData "The">
-    #   
+    #
     #   body = Mail::Body.new("VGhlIGJvZHk=\n")
     #   body.encoding = 'base64'
     #   body.match(/The/) #=> #<MatchData "The">
@@ -125,7 +125,7 @@ def include?(other)
     def set_sort_order(order)
       @part_sort_order = order
     end
-    
+
     # Allows you to sort the parts according to the default sort order, or the sort order you
     # set with :set_sort_order.
     #
@@ -137,7 +137,7 @@ def sort_parts!
       end
       @parts.sort!(@part_sort_order)
     end
-    
+
     def negotiate_best_encoding(message_encoding, allowed_encodings = nil)
       Mail::Encodings::TransferEncoding.negotiate(message_encoding, encoding, raw_source, allowed_encodings)
     end
@@ -164,7 +164,7 @@ def encoded(transfer_encoding = nil)
           # Cannot decode, so skip normalization
           raw_source
         else
-          # Decode then encode to normalize and allow transforming 
+          # Decode then encode to normalize and allow transforming
           # from base64 to Q-P and vice versa
           decoded = dec.decode(raw_source)
           if defined?(Encoding) && charset && charset != "US-ASCII"
@@ -183,7 +183,7 @@ def decoded
         Encodings.get_encoding(encoding).decode(raw_source)
       end
     end
-    
+
     def to_s
       decoded
     end
@@ -289,11 +289,11 @@ def extract_parts
       end
       parts.map(&:first)
     end
-    
+
     def crlf_boundary
       "\r\n--#{boundary}\r\n"
     end
-    
+
     def end_boundary
       "\r\n--#{boundary}--\r\n"
     end

lib/mail/field_list.rb

@@ -2,7 +2,7 @@
 # frozen_string_literal: true
 module Mail
 
-  # Field List class provides an enhanced array that keeps a list of 
+  # Field List class provides an enhanced array that keeps a list of
   # email fields in order.  And allows you to insert new fields without
   # having to worry about the order they will appear in.
   class FieldList < Array

lib/mail/mail.rb

@@ -3,45 +3,45 @@
 module Mail
 
   # Allows you to create a new Mail::Message object.
-  # 
+  #
   # You can make an email via passing a string or passing a block.
-  # 
+  #
   # For example, the following two examples will create the same email
   # message:
-  # 
+  #
   # Creating via a string:
-  # 
+  #
   #  string = "To: [email protected]\r\n"
   #  string << "From: [email protected]\r\n"
   #  string << "Subject: This is an email\r\n"
   #  string << "\r\n"
   #  string << "This is the body"
   #  Mail.new(string)
-  # 
+  #
   # Or creating via a block:
-  # 
+  #
   #  message = Mail.new do
   #    to '[email protected]'
   #    from '[email protected]'
   #    subject 'This is an email'
   #    body 'This is the body'
   #  end
-  # 
+  #
   # Or creating via a hash (or hash like object):
-  # 
+  #
   #  message = Mail.new({:to => '[email protected]',
   #                      'from' => '[email protected]',
   #                      :subject => 'This is an email',
   #                      :body => 'This is the body' })
-  # 
+  #
   # Note, the hash keys can be strings or symbols, the passed in object
   # does not need to be a hash, it just needs to respond to :each_pair
   # and yield each key value pair.
-  # 
+  #
   # As a side note, you can also create a new email through creating
   # a Mail::Message object directly and then passing in values via string,
   # symbol or direct method calls.  See Mail::Message for more information.
-  # 
+  #
   #  mail = Mail.new
   #  mail.to = '[email protected]'
   #  mail[:from] = '[email protected]'
@@ -54,20 +54,20 @@ def self.new(*args, &block)
   # Sets the default delivery method and retriever method for all new Mail objects.
   # The delivery_method and retriever_method default to :smtp and :pop3, with defaults
   # set.
-  # 
+  #
   # So sending a new email, if you have an SMTP server running on localhost is
   # as easy as:
-  # 
+  #
   #   Mail.deliver do
   #     to      '[email protected]'
   #     from    '[email protected]'
   #     subject 'hi there!'
   #     body    'this is a body'
   #   end
-  # 
+  #
   # If you do not specify anything, you will get the following equivalent code set in
   # every new mail object:
-  # 
+  #
   #   Mail.defaults do
   #     delivery_method :smtp, { :address              => "localhost",
   #                              :port                 => 25,
@@ -76,24 +76,24 @@ def self.new(*args, &block)
   #                              :password             => nil,
   #                              :authentication       => nil,
   #                              :enable_starttls_auto => true  }
-  # 
+  #
   #     retriever_method :pop3, { :address             => "localhost",
   #                               :port                => 995,
   #                               :user_name           => nil,
   #                               :password            => nil,
   #                               :enable_ssl          => true }
   #   end
-  # 
+  #
   #   Mail.delivery_method.new  #=> Mail::SMTP instance
   #   Mail.retriever_method.new #=> Mail::POP3 instance
   #
   # Each mail object inherits the default set in Mail.delivery_method, however, on
   # a per email basis, you can override the method:
   #
   #   mail.delivery_method :smtp
-  # 
+  #
   # Or you can override the method and pass in settings:
-  # 
+  #
   #   mail.delivery_method :smtp, :address => 'some.host'
   def self.defaults(&block)
     Configuration.instance.instance_eval(&block)
@@ -112,21 +112,21 @@ def self.retriever_method
   # Send an email using the default configuration.  You do need to set a default
   # configuration first before you use self.deliver, if you don't, an appropriate
   # error will be raised telling you to.
-  # 
+  #
   # If you do not specify a delivery type, SMTP will be used.
-  # 
+  #
   #  Mail.deliver do
   #   to '[email protected]'
   #   from '[email protected]'
   #   subject 'This is a test email'
   #   body 'Not much to say here'
   #  end
-  # 
+  #
   # You can also do:
-  # 
+  #
   #  mail = Mail.read('email.eml')
   #  mail.deliver!
-  # 
+  #
   # And your email object will be created and sent.
   def self.deliver(*args, &block)
     mail = self.new(args, &block)
@@ -190,7 +190,7 @@ def Mail.connection(&block)
 
   # You can register an object to be informed of every email that is sent through
   # this method.
-  # 
+  #
   # Your object needs to respond to a single method #delivered_email(mail)
   # which receives the email that is sent.
   def self.register_observer(observer)
@@ -208,7 +208,7 @@ def self.unregister_observer(observer)
   # You can register an object to be given every mail object that will be sent,
   # before it is sent.  So if you want to add special headers or modify any
   # email that gets sent through the Mail library, you can do so.
-  # 
+  #
   # Your object needs to respond to a single method #delivering_email(mail)
   # which receives the email that is about to be sent.  Make your modifications
   # directly to this object.

lib/mail/network/delivery_methods/file_delivery.rb

@@ -4,12 +4,12 @@
 module Mail
   # FileDelivery class delivers emails into multiple files based on the destination
   # address.  Each file is appended to if it already exists.
-  # 
+  #
   # So if you have an email going to fred@test, bob@test, joe@anothertest, and you
   # set your location path to /path/to/mails then FileDelivery will create the directory
   # if it does not exist, and put one copy of the email in three files, called
   # by their message id
-  # 
+  #
   # Make sure the path you specify with :location is writable by the Ruby process
   # running Mail.
   class FileDelivery

lib/mail/network/delivery_methods/smtp_connection.rb

@@ -3,39 +3,39 @@
 
 module Mail
   # == Sending Email with SMTP
-  # 
+  #
   # Mail allows you to send emails using an open SMTP connection.  This is done by
   # passing a created Net::SMTP object.  This way we can get better performance to
   # our local mail server by reducing the number of connections at any one time.
   #
   # === Sending via SMTP server on Localhost
-  # 
+  #
   # To send mail open a connection with Net::Smtp using any options you like
   # === Delivering the email
-  # 
+  #
   # Once you have the settings right, sending the email is done by:
   #
   #   smtp_conn = Net::SMTP.start(settings[:address], settings[:port])
   #   Mail.defaults do
   #     delivery_method :smtp_connection, { :connection => smtp_conn }
   #   end
-  # 
+  #
   #   Mail.deliver do
   #     to '[email protected]'
   #     from '[email protected]'
   #     subject 'testing sendmail'
   #     body 'testing sendmail'
   #   end
-  # 
+  #
   # Or by calling deliver on a Mail message
-  # 
+  #
   #   mail = Mail.new do
   #     to '[email protected]'
   #     from '[email protected]'
   #     subject 'testing sendmail'
   #     body 'testing sendmail'
   #   end
-  # 
+  #
   #   mail.deliver!
   class SMTPConnection
     attr_accessor :smtp, :settings

lib/mail/network/delivery_methods/test_mailer.rb

@@ -4,7 +4,7 @@
 module Mail
   # The TestMailer is a bare bones mailer that does nothing.  It is useful
   # when you are testing.
-  # 
+  #
   # It also provides a template of the minimum methods you require to implement
   # if you want to make a custom mailer for Mail
   class TestMailer
@@ -14,11 +14,11 @@ def self.deliveries
     end
 
     # Allows you to over write the default deliveries store from an array to some
-    # other object.  If you just want to clear the store, 
+    # other object.  If you just want to clear the store,
     # call TestMailer.deliveries.clear.
-    # 
+    #
     # If you place another object here, please make sure it responds to:
-    # 
+    #
     # * << (message)
     # * clear
     # * length