v.js

const jobList = ['FE', 'BE'];
var strategies = {
  checkRole: function(value) {
    if (value === 'registered') {
      return true;
    }
    return false;
  },
  checkGrade: function(value) {
    if (value >= 1) {
      return true;
    }
    return false;
  },
  checkJob: function(value) {
    if (jobList.indexOf(value) > 1) {
      return true;
    }
    return false;
  },
  checkType: function(value) {
    if (value === 'active user') {
      return true;
    }
    return false;
  }
};