# File lib/ruby_parser/bm_sexp_processor.rb, line 63 def process(exp) return nil if exp.nil? result = nil type = exp.first raise "Type should be a Symbol, not: #{exp.first.inspect} in #{exp.inspect}" unless Symbol === type in_context type do # now do a pass with the real processor (or generic) meth = @processors[type] if meth then result = self.send(meth, exp) else result = self.process_default(exp) end end raise SexpTypeError, "Result must be a #{@expected}, was #{result.class}:#{result.inspect}" unless @expected === result result end