looker-extension-sdk/lib/connect/global_listener.js

Looker Extension SDK

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.getExtensionSDK = exports.registerHostApi = void 0;

var _hostApi;

var errorListener = event => {
  if (_hostApi) {
    if (event.error) {
      if (!event.error._looker_reported) {
        _hostApi.error(event);

        event.error._looker_reported = true;
      }
    } else {
      _hostApi.error(event);
    }
  } else {
    console.error('Extension has unhandled error. Reporting on console as Looker host api not initialized', event);
  }
};

var beforeUnloadListener = () => {
  if (_hostApi) {
    _hostApi.unloaded();

    console.warn('Extension is being unloaded');
  }
};

var setupGlobalListeners = () => {
  window.addEventListener('error', errorListener);
  window.addEventListener('beforeunload', beforeUnloadListener);
};

setupGlobalListeners();

var registerHostApi = hostApi => {
  _hostApi = hostApi;
};

exports.registerHostApi = registerHostApi;

var getExtensionSDK = () => {
  if (_hostApi && _hostApi.lookerHostData) {
    return _hostApi;
  }

  throw new Error('ExtensionSDK not initialized');
};

exports.getExtensionSDK = getExtensionSDK;
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