vitto-moz

export interface ReducerLookUp<T> {
  [key: string]: (state: T, action) => T
}

export function lookUpMatcher<T>(lookUp: ReducerLookUp<T>, state: T, action: Action): T {
  return lookUp[action.type] ?
    lookUp[action.type](state, action) :
    state;
}