Class: MxxRu::Generators::Impl::StdReceiver

Inherits:
Object
  • Object
show all
Defined in:
lib/mxx_ru/generators/impl/std_receiver.rb

Overview

Objects of this class will send result of code generation to standard output stream or into specified output file.

Usage:

receiver = StdReceiver.new
# Send result to $stdout.
receiver.receive( result, nil )
# Send result to file.
receiver.receive( result, 'some_file' )

Instance Method Summary collapse

Instance Method Details

#receive(result, output_file_name) ⇒ Object

Sends result to output file if output_file_name isn’t nil.

If result is going to output file then:

  1. Temporary file will be created.

  2. Result will be written to temporary file.

  3. Output file will be deleted if exists.

  4. Temporary file will be moved to output file.



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# File 'lib/mxx_ru/generators/impl/std_receiver.rb', line 63

def receive( result, output_file_name )
  if output_file_name
    tmp_file_name = MxxRu::Util::TmpFiles.instance.create( result )
    FileUtils.rm( output_file_name, :force => true )
    FileUtils.cp( tmp_file_name, output_file_name )
  else
    $stdout.write( result )
  end
end