import { ActionReducer , ActionReducerMap , createFeatureSelector , createSelector , MetaReducer } from '@ngrx/store' ; import { storeLogger } from 'ngrx-store-logger' ; import { environment } from '../../environments/environment' ; export interface State { } export const reducers = { } ; export function logger ( reducer ) { return storeLogger ( ) ( reducer ) ; } export const metaReducers = ! environment . production ? [ logger ] : [ ] ;