Class: Madvertise::Logging::ImprovedIO

Inherits:
IO
  • Object
show all
Defined in:
lib/madvertise/logging/improved_io.rb

Overview

ImprovedIO is a subclass of IO with a bunch of methods reimplemented so that subclasses don’t have to reimplement every IO method. Unfortunately this is necessary because Ruby does not provide a sane interface to IO like Enumerable for Arrays and Hashes.

Direct Known Subclasses

ImprovedLogger

Instance Method Summary collapse

Instance Method Details

#external_encoding ⇒ Object 



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# File 'lib/madvertise/logging/improved_io.rb', line 16

def external_encoding
  nil
end

#flush ⇒ Object 



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# File 'lib/madvertise/logging/improved_io.rb', line 12

def flush
  self
end

#internal_encoding ⇒ Object 



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# File 'lib/madvertise/logging/improved_io.rb', line 20

def internal_encoding
  nil
end

#print(*arguments) ⇒ Object 



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# File 'lib/madvertise/logging/improved_io.rb', line 55

def print(*arguments)
  args = if arguments.empty?
           [$_]
         else
           arguments
         end

  write(args.join($,))
  return nil
end

#printf(format_string, *arguments) ⇒ Object 



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# File 'lib/madvertise/logging/improved_io.rb', line 50

def printf(format_string, *arguments)
  write(sprintf(format_string, *arguments))
  return nil
end

#putc ⇒ Object 



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# File 'lib/madvertise/logging/improved_io.rb', line 66

def putc
end

#puts(*arguments) ⇒ Object 



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# File 'lib/madvertise/logging/improved_io.rb', line 69

def puts(*arguments)
  return nil if arguments.empty?

  arguments.each do |arg|
    if arg.is_a?(Array)
      puts(*arg)
    elsif arg.is_a?(String)
      write(arg)
    else
      write(arg.to_s)
    end
  end

  return nil
end

#readbyte ⇒ Object 



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# File 'lib/madvertise/logging/improved_io.rb', line 28

def readbyte
  getbyte.tap do |byte|
    raise EOFError unless byte
  end
end

#readchar ⇒ Object 



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# File 'lib/madvertise/logging/improved_io.rb', line 34

def readchar
  getc.tap do |char|
    raise EOFError unless char
  end
end

#readline ⇒ Object 



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# File 'lib/madvertise/logging/improved_io.rb', line 40

def readline
  gets.tap do |string|
    raise EOFError unless string
  end
end

#set_encoding ⇒ Object 



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# File 'lib/madvertise/logging/improved_io.rb', line 24

def set_encoding
  self
end

#tty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/madvertise/logging/improved_io.rb', line 46

def tty?
  false
end