# File lib/kwartz/parser.rb, line 147 def scan_string_dquoted return nil unless @ch == ?" s = '' while (c = getch()) && c != ?" if c == ?\\ c = getch() break unless c case c when ?n ; s << "\n" when ?t ; s << "\t" when ?r ; s << "\r" when ?b ; s << "\b" when ?\\ ; s << "\\" when ?" ; s << '"' else ; s << c.chr end else s << c.chr end end unless c @error = :string_unclosed return @token = :error end assert unless c == ?" getch() @value = s return @token = :string end