text: import { SET_LINE } from '../actions/highlight';
  
  const initialState = {
  };
  
  export default function (state = initialState, action) {
    switch (action.type) {
      case SET_LINE: {
        return Object.assign({}, state, {
          line: action.line,
        });
      }
      default: {
        return state;
      }
    }
  }
  
  