typescript-claims.ts

enum Claims {
    viewPage1 = 1<<0,
    editPage1 = 1<<1,
    approvePage1 = 1<<2,
    viewPage2 = 1<<3,
    editPage2 = 1<<4,
    approvePage2 = 1<<5,
}

const dashboardBuilder = Claims.viewPage1 + Claims.editPage1 + Claims.approvePage1;

console.log((dashboardBuilder & Claims.editPage1) === Claims.editPage1);
console.log((dashboardBuilder & Claims.approvePage2) === Claims.approvePage2);