wycats (owner)

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gist: 228333 Download_button fork
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every_request.rb #
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    def evaluate(scope, locals, &block)
      source, offset = local_assignment_code(locals)
      source = [source, template_source].join("\n")
 
      original_out_buf =
        scope.instance_variables.any? { |var| var.to_sym == :@_out_buf } &&
        scope.instance_variable_get(:@_out_buf)
 
      scope.instance_eval source, eval_file, line - offset
 
      output = scope.instance_variable_get(:@_out_buf)
      scope.instance_variable_set(:@_out_buf, original_out_buf)
 
      output
    end