var $ = require('../internals/export');
|
// TODO: in core-js@4, move /modules/ dependencies to public entries for better optimization by tools like `preset-env`
|
var Set = require('../modules/es.set');
|
var ReflectMetadataModule = require('../internals/reflect-metadata');
|
var anObject = require('../internals/an-object');
|
var getPrototypeOf = require('../internals/object-get-prototype-of');
|
var iterate = require('../internals/iterate');
|
|
var ordinaryOwnMetadataKeys = ReflectMetadataModule.keys;
|
var toMetadataKey = ReflectMetadataModule.toKey;
|
|
var from = function (iter) {
|
var result = [];
|
iterate(iter, result.push, { that: result });
|
return result;
|
};
|
|
var ordinaryMetadataKeys = function (O, P) {
|
var oKeys = ordinaryOwnMetadataKeys(O, P);
|
var parent = getPrototypeOf(O);
|
if (parent === null) return oKeys;
|
var pKeys = ordinaryMetadataKeys(parent, P);
|
return pKeys.length ? oKeys.length ? from(new Set(oKeys.concat(pKeys))) : pKeys : oKeys;
|
};
|
|
// `Reflect.getMetadataKeys` method
|
// https://github.com/rbuckton/reflect-metadata
|
$({ target: 'Reflect', stat: true }, {
|
getMetadataKeys: function getMetadataKeys(target /* , targetKey */) {
|
var targetKey = arguments.length < 2 ? undefined : toMetadataKey(arguments[1]);
|
return ordinaryMetadataKeys(anObject(target), targetKey);
|
}
|
});
|
