@ribajs/core/src/formatters/compare/between.formatter.ts

Core module of Riba.js

import { Formatter } from "../../types/formatter.js";
/**
 * a >= b && a <= c
 */
export const betweenFormatter: Formatter = {
  name: "between",
  read(num: number, ...nums: any[]) {
    return num >= nums[0] && num <= nums[1];
  },
};