text: module.exports = (schemaName, schemaFields) => {
      return `const mongoose = require('mongoose');
  const Schema   = mongoose.Schema;
  
  let schemaDefs = ${schemaFields};
  let ${schemaName} = new Schema(schemaDefs);
  
  module.exports.${schemaName} = mongoose.model('${schemaName}', ${schemaName});
  `;
  }
  