const merge = a => b => { let c = {}; for (let key in a) c[key] = a[key]; for (let key in b) c[key] = b[key]; return c; }; const remove = removeKey => a => { let b = {}; for (let key in a) if (key !== removeKey) b[key] = a[key]; return b; }; module.exports = { merge, remove };