transform.js

const transform = require('camaro')
const fs = require('fs')

const xml = fs.readFileSync('./test.xml', 'utf8')
const template = {
  responses: [
    '//responses[@type="C-FIND"]/data-set', {
      AccessionNumber: 'element[1]/text()',
      PatientName: 'element[2]/text()',
      PatientID: 'element[3]/text()',
      PatientBirthDate: 'element[4]/text()',
      PatientSex: 'element[5]/text()',
      MedicalAlerts: 'element[6]/text()',
      Allergies: 'element[7]/text()',
      StudyInstanceUID: 'element[8]/text()',
      RequestingPhysician:
          'element[9]/text()',
      RequestedProcedureDescription:
          'element[10]/text()',
      RequestedProcedureCode:
          'sequence[1]/item[@len="58"]/element[1]/text()',
      RequestedProcedureDesignator:
          'sequence[1]/item[@len="58"]/element[2]/text()',
      CurrentPatientLocation:
          'element[11]/text()',
      Modality:
          'sequence[2]/item[@len="164"]/element[1]/text()',
      RequestedContrastAgent:
          'sequence[2]/item[@len="164"]/element[2]/text()',
      ScheduledStationAETitle:
          'sequence[2]/item[@len="164"]/element[3]/text()',
      ScheduledProcedureStepStartDate:
          'sequence[2]/item[@len="164"]/element[4]/text()',
      ScheduledProcedureStepStartTime:
          'sequence[2]/item[@len="164"]/element[5]/text()',
      ScheduledPerformingPhysicianName:
          'sequence[2]/item[@len="164"]/element[6]/text()',
      ScheduledProcedureStepDescription:
          'sequence[2]/item[@len="164"]/element[7]/text()',
      ScheduledProcedureStepID:
          'sequence[2]/item[@len="164"]/element[8]/text()',
      ScheduledStationName:
          'sequence[2]/item[@len="164"]/element[9]/text()',
      ScheduledProcedureStepLocation:
          'sequence[2]/item[@len="164"]/element[10]/text()',
      PreMedication:
          'sequence[2]/item[@len="164"]/element[11]/text()',
      CommentsOnTheScheduledProcedureStep:
          'sequence[2]/item[@len="164"]/element[12]/text()',
      RequestedProcedureID:
          'element[12]/text()',
      ReasonForTheRequestedProcedure:
          'element[13]/text()',
      RequestedProcedurePriority:
          'element[14]/text()'
    }
  ]
}

console.log(transform(xml, template))