action-debian-package/node_modules/ramda/es/hasPath.js

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2020-03-26 14:37:35 +00:00
import _curry2 from "./internal/_curry2.js";
import _has from "./internal/_has.js";
import isNil from "./isNil.js";
/**
* Returns whether or not a path exists in an object. Only the object's
* own properties are checked.
*
* @func
* @memberOf R
* @since v0.26.0
* @category Object
* @typedefn Idx = String | Int
* @sig [Idx] -> {a} -> Boolean
* @param {Array} path The path to use.
* @param {Object} obj The object to check the path in.
* @return {Boolean} Whether the path exists.
* @see R.has
* @example
*
* R.hasPath(['a', 'b'], {a: {b: 2}}); // => true
* R.hasPath(['a', 'b'], {a: {b: undefined}}); // => true
* R.hasPath(['a', 'b'], {a: {c: 2}}); // => false
* R.hasPath(['a', 'b'], {}); // => false
*/
var hasPath =
/*#__PURE__*/
_curry2(function hasPath(_path, obj) {
if (_path.length === 0 || isNil(obj)) {
return false;
}
var val = obj;
var idx = 0;
while (idx < _path.length) {
if (!isNil(val) && _has(_path[idx], val)) {
val = val[_path[idx]];
idx += 1;
} else {
return false;
}
}
return true;
});
export default hasPath;