module VagrantVbguest

Helper to create a new Gem::Version by parsing the common version pattern. When overwriting the pattern, make sure that the matched version string is the capture ‘1`

@param input [String] The text to parse for a version. @param pattern [Regexp] The optional overwrite of the version string pattern (see PATTERN) @return [nil|Gem::Version] returns ‘nil` if the input could not been pared

# File lib/vagrant-vbguest/version.rb, line 13
def self.Version(input, pattern = /(\d+\.\d+\.\d+)/)
  if input.nil?
    nil
  elsif Gem::Version === input
    input
  else
    Gem::Version.create(input[pattern, 1])
  end
end