angular-formly/src/providers/formlyUsability.js

AngularJS directive which takes JSON representing a form and renders to HTML

var angular = require('angular-fix');

module.exports = ngModule => {
  ngModule.provider('formlyUsability', function(formlyVersion, formlyApiCheck) {
    var errorsAndWarningsUrlPrefix =
      `https://github.com/formly-js/angular-formly/blob/${formlyVersion}/other/ERRORS_AND_WARNINGS.md#`;
    angular.extend(this, {
      getFormlyError: getFormlyError,
      getFieldError: getFieldError,
      checkWrapper: checkWrapper,
      checkWrapperTemplate: checkWrapperTemplate,
      $get: () => this
    });

    function getFieldError(errorInfoSlug, message, field) {
      if (arguments.length < 3) {
        field = message;
        message = errorInfoSlug;
        errorInfoSlug = null;
      }
      return new Error(getErrorMessage(errorInfoSlug, message) + ` Field definition: ${angular.toJson(field)}`);
    }

    function getFormlyError(errorInfoSlug, message) {
      if (!message) {
        message = errorInfoSlug;
        errorInfoSlug = null;
      }
      return new Error(getErrorMessage(errorInfoSlug, message));
    }

    function getErrorMessage(errorInfoSlug, message) {
      let url = '';
      if (errorInfoSlug !== null) {
        url = `${errorsAndWarningsUrlPrefix}${errorInfoSlug}`;
      }
      return `Formly Error: ${message}. ${url}`;
    }

    function checkWrapper(wrapper) {
      formlyApiCheck.throw(formlyApiCheck.formlyWrapperType, arguments, {
        prefix: 'formlyConfig.setWrapper',
        urlSuffix: 'setwrapper-validation-failed'
      });
    }

    function checkWrapperTemplate(template, additionalInfo) {
      var formlyTransclude = '<formly-transclude></formly-transclude>';
      if (template.indexOf(formlyTransclude) === -1) {
        throw getFormlyError(
          `Template wrapper templates must use "${formlyTransclude}" somewhere in them. ` +
          `This one does not have "<formly-transclude></formly-transclude>" in it: ${template}` + '\n' +
          `Additional information: ${JSON.stringify(additionalInfo)}`
        );
      }
    }
  });
};