require 'rubygems'

# Available list of platforms for targeting Gem installations.

class Gem::Platform

@local = nil

to_a.compact.join '-'

end

def ==(other)

self.class === other and

@cpu == other.cpu and @os == other.os and @version == other.version

end

def ===(other)

return nil unless Gem::Platform === other

(@version.nil? or other.version.nil? or @version == other.version)

end

def =~(other)

case other

when Gem::Platform then # nop