'use strict';
|
|
var GetIntrinsic = require('get-intrinsic');
|
|
var $TypeError = GetIntrinsic('%TypeError%');
|
|
var objectKeys = require('object-keys');
|
|
var callBound = require('call-bind/callBound');
|
|
var callBind = require('call-bind');
|
|
var $isEnumerable = callBound('Object.prototype.propertyIsEnumerable');
|
var $pushApply = callBind.apply(GetIntrinsic('%Array.prototype.push%'));
|
|
var forEach = require('../helpers/forEach');
|
|
var Type = require('./Type');
|
|
// https://262.ecma-international.org/8.0/#sec-enumerableownproperties
|
|
module.exports = function EnumerableOwnPropertyNames(O, kind) {
|
if (Type(O) !== 'Object') {
|
throw new $TypeError('Assertion failed: Type(O) is not Object');
|
}
|
|
var keys = objectKeys(O);
|
if (kind === 'key') {
|
return keys;
|
}
|
if (kind === 'value' || kind === 'key+value') {
|
var results = [];
|
forEach(keys, function (key) {
|
if ($isEnumerable(O, key)) {
|
$pushApply(results, [
|
kind === 'value' ? O[key] : [key, O[key]]
|
]);
|
}
|
});
|
return results;
|
}
|
throw new $TypeError('Assertion failed: "kind" is not "key", "value", or "key+value": ' + kind);
|
};
|
