Rewriting Project

1 files changed, 23 insertions, 0 deletions

diff --git a/node_modules/core-js/modules/es.object.lookup-getter.js b/node_modules/core-js/modules/es.object.lookup-getter.js
new file mode 100644
index 0000000..46e3fd0
--- /dev/null
+++ b/node_modules/core-js/modules/es.object.lookup-getter.js
@@ -0,0 +1,23 @@
+'use strict';
+var $ = require('../internals/export');
+var DESCRIPTORS = require('../internals/descriptors');
+var FORCED = require('../internals/object-prototype-accessors-forced');
+var toObject = require('../internals/to-object');
+var toPrimitive = require('../internals/to-primitive');
+var getPrototypeOf = require('../internals/object-get-prototype-of');
+var getOwnPropertyDescriptor = require('../internals/object-get-own-property-descriptor').f;
+
+// `Object.prototype.__lookupGetter__` method
+// https://tc39.github.io/ecma262/#sec-object.prototype.__lookupGetter__
+if (DESCRIPTORS) {
+  $({ target: 'Object', proto: true, forced: FORCED }, {
+    __lookupGetter__: function __lookupGetter__(P) {
+      var O = toObject(this);
+      var key = toPrimitive(P, true);
+      var desc;
+      do {
+        if (desc = getOwnPropertyDescriptor(O, key)) return desc.get;
+      } while (O = getPrototypeOf(O));
+    }
+  });
+}