converts JSONish structures from ruby to objective-c code

to_objc.rb

require 'json'

def tabspaces indent_level
  return "    " * indent_level
end

def to_objc object, indent_level = 0, ignore_first = false
	first_indent = ignore_first ? "" : tabspaces(indent_level)
	indent = tabspaces indent_level
	if object.is_a? Array
		return "#{first_indent}@[\n" + 
				
				object.map { |item| 
					to_objc(item, indent_level + 1) 
				}.join(",\n") + 

				"\n" + 
				
				"#{indent}]"
	elsif object.is_a? Hash
		return "#{first_indent}@{\n" + 

				object.keys.map { |key| 
					"#{tabspaces(indent_level + 1)}#{to_objc(key)} : #{to_objc(object[key], indent_level + 1, true)}" 
				}.join(",\n") + 

				"\n" + 

				"#{indent}}"
	elsif object.is_a? String
		return "#{first_indent}@\"#{object}\""
	elsif object == nil
		return "#{first_indent}[NSNull null]"
	else
		return "#{first_indent}@(#{object})"
	end			
end

unless $stdin.tty?
	input = $stdin.read
	data = JSON.parse(input)
	puts to_objc(data)
else
	puts "no input."
end