#!/usr/bin/ruby
require 'rubygems/package'
module RubyGemsProv
module Helpers
# If there is some prelease version files, such as rc1 (i.e. non-numeric
# field), prepend this field by tilde instead of dot.
def self.normalize_prerelease(version)
if version.prerelease?
prerelease = version.version.sub /^#{version.release}\./, ''
"#{version.release}~#{prerelease}"
else
version.release
end
end
end
# Reports all functionality gem provides.
def self.provides
while filename = gets
filename.strip!
begin
specification = Gem::Specification.load filename
puts "rubygem(#{specification.name}) = #{Helpers::normalize_prerelease(specification.version)}"
rescue => e
# Ignore all errors.
end
end
end
end
if __FILE__ == $0
RubyGemsProv::provides
end