"use strict"; const electron = require('electron'); const { FEATURES_GET_BROWSER_FEATURES } = require('../common/constants').IPCEvents; let supportedFeatures = new Set(electron.ipcRenderer.sendSync(FEATURES_GET_BROWSER_FEATURES)); function supports(feature) { return supportedFeatures.has(feature); } function declareSupported(feature) { supportedFeatures.add(feature); } module.exports = { supports, declareSupported };