Class: RIO::StdIO::RL

Inherits:
RL::SysIOBase
  • Object
show all
Defined in:
lib/rio/scheme/stdio.rb

Constant Summary collapse

RIOSCHEME = 
'stdio'
RIOPATH = 
RIO::RL::CHMAP.invert[RIOSCHEME].to_s.freeze

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(sch = RIOSCHEME) ⇒ RL

Returns a new instance of RL.



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# File 'lib/rio/scheme/stdio.rb', line 46

def initialize(sch=RIOSCHEME)
  @scheme = sch
  #super
end

Instance Attribute Details

#scheme ⇒ Object (readonly)

Returns the value of attribute scheme.



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# File 'lib/rio/scheme/stdio.rb', line 45

def scheme
  @scheme
end

Instance Method Details

#close ⇒ Object 



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# File 'lib/rio/scheme/stdio.rb', line 65

def close()
  @scheme = RIOSCHEME
  self.ios = nil
end

#opaque ⇒ Object

super



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# File 'lib/rio/scheme/stdio.rb', line 50

def opaque() '' end

#open(m) ⇒ Object 



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# File 'lib/rio/scheme/stdio.rb', line 52

def open(m)
  case 
  when m.primarily_read? 
    @scheme = 'stdin'
    return super($stdin.clone)
  when m.primarily_write? 
    @scheme = 'stdout'
    return super($stdout.clone)
  else 
    raise ArgumentError,sprintf("Can not %s a %s with mode '%s'",'open',self.class,m)
  end
  nil
end