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node_modules/core-js/modules/es.object.seal.js

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+'use strict';
+var $ = require('../internals/export');
+var isObject = require('../internals/is-object');
+var onFreeze = require('../internals/internal-metadata').onFreeze;
+var FREEZING = require('../internals/freezing');
+var fails = require('../internals/fails');
+
+// eslint-disable-next-line es/no-object-seal -- safe
+var $seal = Object.seal;
+var FAILS_ON_PRIMITIVES = fails(function () { $seal(1); });
+
+// `Object.seal` method
+// https://tc39.es/ecma262/#sec-object.seal
+$({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES, sham: !FREEZING }, {
+  seal: function seal(it) {
+    return $seal && isObject(it) ? $seal(onFreeze(it)) : it;
+  }
+});