deepdash-es/getExists.js

➔ 𝐃eep extension for 𝐋odash-es: ✓ eachDeep ✓ filterDeep ✓ pickDeep ✓ omitDeep ✓ keysDeep ✓ index ✓ condenseDeep ⋮ Parent nodes tracking ⋮ Circular references check ⋮ Leaves only mode ⋮ Path as a valid js string or an array ⋮

export default function getExists(_) {
  function exists(obj, path) {
    path = Array.isArray(path) ? _.clone(path) : _.toPath(path);
    var key = path.pop();
    var parent = path.length ? _.get(obj, path) : obj;
    return parent !== undefined && key in parent;
  }
  return exists;
}

getExists.notChainable = true;