# File lib/ruote/reader.rb, line 299 def self.to_ra_string(o) return 'nil' if o == nil s = o.to_s return s if [ true, false ].include?(o) i = o.inspect return i if %w[ true false nil ].include?(s) return i if s.match(/[\s:]/) return s if i == "\"#{o.to_s}\"" i end