Counter Selector File

counterSelector.ts

export const selectCount = (state: RootState) => state.counter.value;
export const selectCountFormatted =
  (formatter: "$" | "%") => (state: RootState) =>
    `${formatter === "$" ? "$" : ""}${selectCount(state)}${
      formatter === "%" ? "%" : ""
    }`;
export const selectCountAndStatus = (state: RootState) =>
  `The current count is ${selectCount(state)} and the status is ${
    state.counter.status
  }`;