From 26105034da4fcce7ac883c899d781f016559310d Mon Sep 17 00:00:00 2001 From: ruki Date: Thu, 8 Nov 2018 00:38:48 +0800 Subject: switch to vuepress --- .../library/modules/es7.reflect.get-metadata-keys.js | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 node_modules/core-js/library/modules/es7.reflect.get-metadata-keys.js (limited to 'node_modules/core-js/library/modules/es7.reflect.get-metadata-keys.js') diff --git a/node_modules/core-js/library/modules/es7.reflect.get-metadata-keys.js b/node_modules/core-js/library/modules/es7.reflect.get-metadata-keys.js new file mode 100644 index 00000000..f344172b --- /dev/null +++ b/node_modules/core-js/library/modules/es7.reflect.get-metadata-keys.js @@ -0,0 +1,19 @@ +var Set = require('./es6.set'); +var from = require('./_array-from-iterable'); +var metadata = require('./_metadata'); +var anObject = require('./_an-object'); +var getPrototypeOf = require('./_object-gpo'); +var ordinaryOwnMetadataKeys = metadata.keys; +var toMetaKey = metadata.key; + +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; +}; + +metadata.exp({ getMetadataKeys: function getMetadataKeys(target /* , targetKey */) { + return ordinaryMetadataKeys(anObject(target), arguments.length < 2 ? undefined : toMetaKey(arguments[1])); +} }); -- cgit v1.2.3