@indiekit/frontend/lib/globals/error-list.js

Frontend components for Indiekit

import { slugify } from "@indiekit/util";

/**
 * Transform errors provided by express-validator into array that can be
 * consumed by the error summary component
 * @param {object} errorMap - Mapped error response from express-validator
 * @returns {Array} List of errors
 */
export const errorList = (errorMap) => {
  // For each field that has errors, return only the first error
  const errorList = [];
  const fieldsWithErrors = Object.entries(errorMap);
  for (const fieldError of fieldsWithErrors) {
    errorList.push({
      text: fieldError[1].msg,
      href: `#${slugify(fieldError[1].path, { decamelize: true })}`,
    });
  }

  return errorList;
};