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node_modules/core-js/internals/is-callable.js

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+'use strict';
+var $documentAll = require('../internals/document-all');
+
+var documentAll = $documentAll.all;
+
+// `IsCallable` abstract operation
+// https://tc39.es/ecma262/#sec-iscallable
+module.exports = $documentAll.IS_HTMLDDA ? function (argument) {
+  return typeof argument == 'function' || argument === documentAll;
+} : function (argument) {
+  return typeof argument == 'function';
+};