Expands the pesimistic version operator '~>' into equivalent '>=' and '<' pair.
# File lib/gem2rpm/helpers.rb, line 11 def self.expand_pessimistic_requirement(requirements) requirements.inject([]) do |output, r| if r.first == '~>' next_version = Gem::Version.create(r.last).bump output << ['=>', r.last] output << ['<', next_version] else output << r end end end
Converts Gem::Requirement into array of requirements strings compatible with RPM .spec file.
# File lib/gem2rpm/helpers.rb, line 25 def self.requirement_versions_to_rpm(requirement) self.expand_pessimistic_requirement(requirement.requirements).map do |op, version| version == Gem::Version.new(0) ? "" : "#{op} #{version}" end end
Taken with modification from the word_wrap method in ActionPack. Text::Format does the same thing better.
# File lib/gem2rpm/helpers.rb, line 5 def self.word_wrap(text, line_width = 80) text.gsub(/\n/, "\n\n").gsub(/(.{1,#{line_width}})(\s+|$)/, "\\1\n").strip end
Generated with the Darkfish Rdoc Generator 2.