CoffeeScript beautify function

beautify.coffee

	beautify: (string, indent = 0) -> 
		switch ch = string[0] || ''
			when '' 	then ""
			when '{' or '[' then "#{ch}\n#{Array(++indent+1).join('\t')}#{@beautify(string[1..], indent)}"
			when '}' or ']' then "\n#{Array(--indent+1).join('\t')}#{ch}#{@beautify(string[1..], indent)}"
			when ','        then "#{ch}\n#{Array(indent+1).join('\t')}#{@beautify(string[1..], indent)}"
			when ':'	then " : #{@beautify(string[1..], indent)}"
			else		     "#{ch}#{@beautify(string[1..], indent)}"