Contents

# 
# nil_class.rb
# vienna
# 
# Created by Adam Beynon.
# Copyright 2010 Adam Beynon.
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
# 
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
# 
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#

class NilClass
      
  def nil?
    true
  end
  
  def !()
    true
  end
  
  def to_i
    0
  end
  
  def to_f
    0.0
  end
  
  def to_s
    ""
  end
  
  def to_a
    []
  end
  
  def inspect
    "nil"
  end
  
  def & other
    false
  end
  
  def | other
    other ? true : false
  end
  
  def ^ other
    other ? true : false
  end
  
end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
opal-0.2.2	opals/opal/runtime/lib/nil_class.rb
opal-0.2.0	opals/opal/runtime/lib/nil_class.rb
opal-0.1.0	opals/runtime/lib/nil_class.rb