# File lib/deep_test/option.rb, line 19
19:       def self.to_string(hash)
20:         pairs = []
21:         hash.each do |key, value|
22:           value = value.gsub(/ /,'%20') if (::String === value)
23:           pairs << "#{key}:#{value.inspect}"
24:         end
25:         pairs.join(",")
26:       end