json-q
Version:
Retrieves values from JSON objects (and JavaScript objects) by css-selector-like query (includes attribute filters and array flattening).
18 lines (16 loc) • 537 B
JavaScript
var has = require('./_has');
var toIObject = require('./_to-iobject');
var arrayIndexOf = require('./_array-includes')(false);
var IE_PROTO = require('./_shared-key')('IE_PROTO');
module.exports = function (object, names) {
var O = toIObject(object);
var i = 0;
var result = [];
var key;
for (key in O) if (key != IE_PROTO) has(O, key) && result.push(key);
// Don't enum bug & hidden keys
while (names.length > i) if (has(O, key = names[i++])) {
~arrayIndexOf(result, key) || result.push(key);
}
return result;
};