drupal/core/misc/message.js

/**
* DO NOT EDIT THIS FILE.
* See the following change record for more information,
* https://www.drupal.org/node/2815083
* @preserve
**/
var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

(function (Drupal) {
  Drupal.Message = function () {
    function _class() {
      var messageWrapper = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : null;

      _classCallCheck(this, _class);

      this.messageWrapper = messageWrapper;
    }

    _createClass(_class, [{
      key: 'add',
      value: function add(message) {
        var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {};

        if (!this.messageWrapper) {
          this.messageWrapper = Drupal.Message.defaultWrapper();
        }
        if (!options.hasOwnProperty('type')) {
          options.type = 'status';
        }

        if (typeof message !== 'string') {
          throw new Error('Message must be a string.');
        }

        Drupal.Message.announce(message, options);

        options.id = options.id ? String(options.id) : options.type + '-' + Math.random().toFixed(15).replace('0.', '');

        if (!Drupal.Message.getMessageTypeLabels().hasOwnProperty(options.type)) {
          throw new Error('The message type, ' + options.type + ', is not present in Drupal.Message.getMessageTypeLabels().');
        }

        this.messageWrapper.appendChild(Drupal.theme('message', { text: message }, options));

        return options.id;
      }
    }, {
      key: 'select',
      value: function select(id) {
        return this.messageWrapper.querySelector('[data-drupal-message-id^="' + id + '"]');
      }
    }, {
      key: 'remove',
      value: function remove(id) {
        return this.messageWrapper.removeChild(this.select(id));
      }
    }, {
      key: 'clear',
      value: function clear() {
        var _this = this;

        Array.prototype.forEach.call(this.messageWrapper.querySelectorAll('[data-drupal-message-id]'), function (message) {
          _this.messageWrapper.removeChild(message);
        });
      }
    }], [{
      key: 'defaultWrapper',
      value: function defaultWrapper() {
        var wrapper = document.querySelector('[data-drupal-messages]');
        if (!wrapper) {
          wrapper = document.querySelector('[data-drupal-messages-fallback]');
          wrapper.removeAttribute('data-drupal-messages-fallback');
          wrapper.setAttribute('data-drupal-messages', '');
          wrapper.removeAttribute('class');
        }
        return wrapper.innerHTML === '' ? Drupal.Message.messageInternalWrapper(wrapper) : wrapper.firstElementChild;
      }
    }, {
      key: 'getMessageTypeLabels',
      value: function getMessageTypeLabels() {
        return {
          status: Drupal.t('Status message'),
          error: Drupal.t('Error message'),
          warning: Drupal.t('Warning message')
        };
      }
    }, {
      key: 'announce',
      value: function announce(message, options) {
        if (!options.priority && (options.type === 'warning' || options.type === 'error')) {
          options.priority = 'assertive';
        }

        if (options.announce !== '') {
          Drupal.announce(options.announce || message, options.priority);
        }
      }
    }, {
      key: 'messageInternalWrapper',
      value: function messageInternalWrapper(messageWrapper) {
        var innerWrapper = document.createElement('div');
        innerWrapper.setAttribute('class', 'messages__wrapper');
        messageWrapper.insertAdjacentElement('afterbegin', innerWrapper);
        return innerWrapper;
      }
    }]);

    return _class;
  }();

  Drupal.theme.message = function (_ref, _ref2) {
    var text = _ref.text;
    var type = _ref2.type,
        id = _ref2.id;

    var messagesTypes = Drupal.Message.getMessageTypeLabels();
    var messageWrapper = document.createElement('div');

    messageWrapper.setAttribute('class', 'messages messages--' + type);
    messageWrapper.setAttribute('role', type === 'error' || type === 'warning' ? 'alert' : 'status');
    messageWrapper.setAttribute('data-drupal-message-id', id);
    messageWrapper.setAttribute('data-drupal-message-type', type);

    messageWrapper.setAttribute('aria-label', messagesTypes[type]);

    messageWrapper.innerHTML = '' + text;

    return messageWrapper;
  };
})(Drupal);