# File lib/sass/util.rb, line 1108 def json_escape_string(s) return s if s !~ /["\\\b\f\n\r\t]/ result = "" s.split("").each do |c| case c when '"', "\\" result << "\\" << c when "\n" then result << "\\n" when "\t" then result << "\\t" when "\r" then result << "\\r" when "\f" then result << "\\f" when "\b" then result << "\\b" else result << c end end result end