--- !ruby/object:RI::MethodDescription 
aliases: 
- !ruby/object:RI::AliasName 
  name: ready
block_params: stream
comment: 
- !ruby/struct:SM::Flow::P 
  body: "Opens a message writer stream and gives it to the block. The stream is valid only in the block, and has these methods:"
- !ruby/object:SM::Flow::LIST 
  contents: 
  - !ruby/struct:SM::Flow::LI 
    label: "puts(str = ''):"
    body: outputs STR and CR LF.
  - !ruby/struct:SM::Flow::LI 
    label: "print(str):"
    body: outputs STR.
  - !ruby/struct:SM::Flow::LI 
    label: "printf(fmt, *args):"
    body: outputs sprintf(fmt,*args).
  - !ruby/struct:SM::Flow::LI 
    label: "write(str):"
    body: outputs STR and returns the length of written bytes.
  - !ruby/struct:SM::Flow::LI 
    label: "<<(str):"
    body: outputs STR and returns self.
  type: :NOTE
- !ruby/struct:SM::Flow::P 
  body: If a single CR (&quot;\r&quot;) or LF (&quot;\n&quot;) is found in the message, it is converted to the CR LF pair. You cannot send a binary message with this method.
- !ruby/struct:SM::Flow::H 
  level: 3
  text: Parameters
- !ruby/struct:SM::Flow::P 
  body: <tt>from_addr</tt> is a String representing the source mail address.
- !ruby/struct:SM::Flow::P 
  body: <tt>to_addr</tt> is a String or Strings or Array of Strings, representing the destination mail address or addresses.
- !ruby/struct:SM::Flow::H 
  level: 3
  text: Example
- !ruby/struct:SM::Flow::VERB 
  body: "    Net::SMTP.start('smtp.example.com', 25) do |smtp|\n      smtp.open_message_stream('from@example.com', ['dest@example.com']) do |f|\n        f.puts 'From: from@example.com'\n        f.puts 'To: dest@example.com'\n        f.puts 'Subject: test message'\n        f.puts\n        f.puts 'This is a test message.'\n      end\n    end\n"
- !ruby/struct:SM::Flow::H 
  level: 3
  text: Errors
- !ruby/struct:SM::Flow::P 
  body: "This method may raise:"
- !ruby/object:SM::Flow::LIST 
  contents: 
  - !ruby/struct:SM::Flow::LI 
    label: "*"
    body: Net::SMTPServerBusy
  - !ruby/struct:SM::Flow::LI 
    label: "*"
    body: Net::SMTPSyntaxError
  - !ruby/struct:SM::Flow::LI 
    label: "*"
    body: Net::SMTPFatalError
  - !ruby/struct:SM::Flow::LI 
    label: "*"
    body: Net::SMTPUnknownError
  - !ruby/struct:SM::Flow::LI 
    label: "*"
    body: IOError
  - !ruby/struct:SM::Flow::LI 
    label: "*"
    body: TimeoutError
  type: :BULLET
full_name: Net::SMTP#open_message_stream
is_singleton: false
name: open_message_stream
params: (from_addr, *to_addrs) {|stream| ...}
visibility: public
