import {process} from '@angular/compiler-cli/ngcc'; import path from 'path'; const legacyViewEngineLibraries = [ ['@awesome-cordova-plugins', 'calendar'], ['@ionic-native', 'core'], ]; for (const basePath of legacyViewEngineLibraries) { process({basePath: path.resolve(path.join('node_modules', ...basePath))}); }