wallet-core/node_modules/core-js/modules/es7.reflect.get-metadata.js

18 lines
761 B
JavaScript
Raw Normal View History

2017-08-14 05:01:11 +02:00
var metadata = require('./_metadata');
var anObject = require('./_an-object');
var getPrototypeOf = require('./_object-gpo');
var ordinaryHasOwnMetadata = metadata.has;
var ordinaryGetOwnMetadata = metadata.get;
var toMetaKey = metadata.key;
2017-05-28 00:38:50 +02:00
2017-08-14 05:01:11 +02:00
var ordinaryGetMetadata = function (MetadataKey, O, P) {
2017-05-28 00:38:50 +02:00
var hasOwn = ordinaryHasOwnMetadata(MetadataKey, O, P);
2017-08-14 05:01:11 +02:00
if (hasOwn) return ordinaryGetOwnMetadata(MetadataKey, O, P);
2017-05-28 00:38:50 +02:00
var parent = getPrototypeOf(O);
return parent !== null ? ordinaryGetMetadata(MetadataKey, parent, P) : undefined;
};
2017-08-14 05:01:11 +02:00
metadata.exp({ getMetadata: function getMetadata(metadataKey, target /* , targetKey */) {
2017-05-28 00:38:50 +02:00
return ordinaryGetMetadata(metadataKey, anObject(target), arguments.length < 3 ? undefined : toMetaKey(arguments[2]));
2017-08-14 05:01:11 +02:00
} });