Class: RSpec::Support::ComparableVersion Private

Do not use. This class is for internal use only.

Relationships & Source Files
Super Chains via Extension / Inclusion / Inheritance
Instance Chain: self, Comparable
Inherits:	Object
Defined in:	rspec-support/lib/rspec/support/comparable_version.rb

Class Method Summary

.new(string) ⇒ ComparableVersion constructor Internal use only

Instance Attribute Summary

#string readonly Internal use only

Instance Method Summary

#<=>(other) Internal use only
#segments Internal use only

Instance Attribute Details

#string (readonly)

[ GitHub ]

# File 'rspec-support/lib/rspec/support/comparable_version.rb', line 9


attr_reader :string

Instance Method Details

#<=>(other)

[ GitHub ]

# File 'rspec-support/lib/rspec/support/comparable_version.rb', line 15


def <=>(other)
  other = self.class.new(other) unless other.is_a?(self.class)

  return 0 if string == other.string

  longer_segment_count = [self, other].map { |version| version.segments.count }.max

  longer_segment_count.times do |index|
    self_segment = segments[index] || 0
    other_segment = other.segments[index] || 0

    if self_segment.class == other_segment.class
      result = self_segment <=> other_segment
      return result unless result == 0
    else
      return self_segment.is_a?(String) ? -1 : 1
    end
  end

  0
end

#segments

[ GitHub ]

# File 'rspec-support/lib/rspec/support/comparable_version.rb', line 37


def segments
  @segments ||= string.scan(/[a-z]+|\d+/i).map do |segment|
    if segment =~ /\A\d+\z/
      segment.to_i
    else
      segment
    end
  end
end