Class: Origami::Boolean

Inherits:
Object
  • Object
show all
Includes:
Object
Defined in:
lib/origami/boolean.rb,
lib/origami/obfuscation.rb

Overview

Class representing a Boolean Object. A Boolean Object can be true or false.

Constant Summary collapse

TOKENS =

:nodoc:

[ %w{ true false }
@@regexp = 
Regexp.new(WHITESPACES + "(#{TOKENS.first.join('|')})")

Instance Attribute Summary

Attributes included from Object

#file_offset, #generation, #no, #objstm_offset, #parent

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Object

#<=>, #cast_to, #copy, #export, #indirect_parent, #is_indirect?, #logicalize, #logicalize!, #native_type, #pdf, #pdf_version_required, #post_build, #pre_build, #reference, #resolve_all_references, #set_indirect, #set_pdf, #size, skip_until_next_obj, #solve, #to_o, #type, typeof, #xrefs

Constructor Details

#initialize(value) ⇒ Boolean

Creates a new Boolean value.

value

true or false.



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# File 'lib/origami/boolean.rb', line 47

def initialize(value)
  
  unless value.is_a?(TrueClass) or value.is_a?(FalseClass)
    raise TypeError, "Expected type TrueClass or FalseClass, received #{value.class}."
  end
  
  super()
  
  @value = (value == nil || value == false) ? false : true
end

Class Method Details

.native_type ⇒ Object 



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# File 'lib/origami/boolean.rb', line 85

def self.native_type ; Boolean end

.parse(stream, parser = nil) ⇒ Object

:nodoc:



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# File 'lib/origami/boolean.rb', line 62

def self.parse(stream, parser = nil) #:nodoc:

  offset = stream.pos

  if stream.scan(@@regexp).nil?
    raise InvalidBooleanObjectError
  end

  value = stream[2] == "true" ? true : false
    
  bool = Boolean.new(value)
  bool.file_offset = offset

  bool
end

Instance Method Details

#==(bool) ⇒ Object 



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# File 'lib/origami/boolean.rb', line 95

def ==(bool)
  @value == bool
end

#false? ⇒ Boolean

Returns:



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# File 'lib/origami/boolean.rb', line 87

def false?
  @value == false
end

#to_s ⇒ Object Also known as: to_obfuscated_str

:nodoc:



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# File 'lib/origami/boolean.rb', line 58

def to_s #:nodoc:
  super(@value.to_s)
end

#true? ⇒ Boolean

Returns:



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# File 'lib/origami/boolean.rb', line 91

def true?
  @value == true
end

#value ⇒ Object

Converts self into a Ruby boolean, that is TrueClass or FalseClass instance.



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# File 'lib/origami/boolean.rb', line 81

def value
  @value
end