Class: IntervalNotation::BasicIntervals::OpenOpenInterval

Inherits:
Object
  • Object
show all
Includes:
ActslikeInterval
Defined in:
lib/interval_notation/basic_intervals.rb

Instance Method Summary collapse

Methods included from ActslikeInterval

#closure, #deep_include_position?, #eql?, #finite?, #from_finite?, #from_infinite?, #from_to_s, #hash, included, #infinite?, #inspect, #length, #singular_point?, #to_finite?, #to_infinite?, #to_interval_set, #to_to_s

Constructor Details

#initialize(from, to) ⇒ OpenOpenInterval

Returns a new instance of OpenOpenInterval.

Raises:



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# File 'lib/interval_notation/basic_intervals.rb', line 65

def initialize(from, to)
  raise Error, "Interval (#{from};#{to}) can't be created"  unless from < to
  @from = from
  @to = to
end

Instance Method Details

#==(other) ⇒ Object 



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# File 'lib/interval_notation/basic_intervals.rb', line 74

def ==(other); other.is_a?(OpenOpenInterval) && from == other.from && to == other.to; end

#include_from? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/interval_notation/basic_intervals.rb', line 71

def include_from?; false; end

#include_position?(value) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/interval_notation/basic_intervals.rb', line 73

def include_position?(value); from < value && value < to; end

#include_to? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/interval_notation/basic_intervals.rb', line 72

def include_to?; false; end

#integer_points ⇒ Object 



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# File 'lib/interval_notation/basic_intervals.rb', line 79

def integer_points; (from + 1).floor .. (to - 1).ceil; end

#interval_boundaries(interval_index) ⇒ Object 



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# File 'lib/interval_notation/basic_intervals.rb', line 75

def interval_boundaries(interval_index)
  [ BoundaryPoint.new(from, false, true, interval_index, true),
    BoundaryPoint.new(to, false, false, interval_index, true) ]
end

#to_s ⇒ Object 



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# File 'lib/interval_notation/basic_intervals.rb', line 70

def to_s; "(#{from_to_s};#{to_to_s})"; end