@atlaskit/editor-plugin-connectivity/dist/es2019/pm-plugins/main.js

Connectivity plugin for @atlaskit/editor-core

import { SafePlugin } from '@atlaskit/editor-common/safe-plugin';
import { PluginKey } from '@atlaskit/editor-prosemirror/state';
export const key = new PluginKey('offlineMode');
export const createPlugin = () => {
  return new SafePlugin({
    key,
    state: {
      init() {
        return {
          browserState: 'online',
          externalState: undefined
        };
      },
      apply: (tr, pluginState) => {
        const meta = tr.getMeta(key);
        if (meta) {
          const {
            externalState,
            browserState
          } = meta;
          return {
            browserState: browserState !== null && browserState !== void 0 ? browserState : pluginState === null || pluginState === void 0 ? void 0 : pluginState.browserState,
            externalState: externalState === null ? undefined : externalState !== null && externalState !== void 0 ? externalState : pluginState === null || pluginState === void 0 ? void 0 : pluginState.externalState
          };
        }
        return pluginState;
      }
    }
  });
};