module Reap
module Extensions

  # String Extensions

  module String

    # Find actual filename (casefolding) and returns it.
    # Returns nil if no file is found.

    def to_actual_filename
      Dir.glob(self, File::FNM_CASEFOLD).first
    end

    # Find actual filename (casefolding) and replace string with it.
    # If file not found, string remains the same and method returns nil.

    def to_actual_filename!
      filename = to_actual_filename
      replace(filename) if filename
    end

  end

end
end

class String #:nodoc:
  include Reap::Extensions::String
end