# File lib/apipie/middleware/checksum_in_headers.rb, line 26
      def call(env)
        status, headers, body = @app.call(env)
        if !Apipie.configuration.checksum_path || env['PATH_INFO'].start_with?(*Apipie.configuration.checksum_path)
          headers.merge!( 'Apipie-Checksum' => Apipie.checksum )
        end
        return [status, headers, body]
      end