class Bundler::Definition

def specs_for_source_changed?(source)
  locked_index = Index.new
  locked_index.use(@locked_specs.select {|s| source.can_lock?(s) })
  # order here matters, since Index#== is checking source.specs.include?(locked_index)
  locked_index != source.specs
rescue PathError, GitError => e
  Bundler.ui.debug "Assuming that #{source} has not changed since fetching its specs errored (#{e})"
  false
end