test-action-debian-package/node_modules/ramda/es/pick.js
Dawid Dziurla 9308795b8b
update
2020-03-26 15:37:35 +01:00

38 lines
935 B
JavaScript

import _curry2 from "./internal/_curry2.js";
/**
* Returns a partial copy of an object containing only the keys specified. If
* the key does not exist, the property is ignored.
*
* @func
* @memberOf R
* @since v0.1.0
* @category Object
* @sig [k] -> {k: v} -> {k: v}
* @param {Array} names an array of String property names to copy onto a new object
* @param {Object} obj The object to copy from
* @return {Object} A new object with only properties from `names` on it.
* @see R.omit, R.props
* @example
*
* R.pick(['a', 'd'], {a: 1, b: 2, c: 3, d: 4}); //=> {a: 1, d: 4}
* R.pick(['a', 'e', 'f'], {a: 1, b: 2, c: 3, d: 4}); //=> {a: 1}
*/
var pick =
/*#__PURE__*/
_curry2(function pick(names, obj) {
var result = {};
var idx = 0;
while (idx < names.length) {
if (names[idx] in obj) {
result[names[idx]] = obj[names[idx]];
}
idx += 1;
}
return result;
});
export default pick;