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node_modules/core-js/modules/es.regexp.test.js

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+'use strict';
+// TODO: Remove from `core-js@4` since it's moved to entry points
+require('../modules/es.regexp.exec');
+var $ = require('../internals/export');
+var call = require('../internals/function-call');
+var isCallable = require('../internals/is-callable');
+var anObject = require('../internals/an-object');
+var toString = require('../internals/to-string');
+
+var DELEGATES_TO_EXEC = function () {
+  var execCalled = false;
+  var re = /[ac]/;
+  re.exec = function () {
+    execCalled = true;
+    return /./.exec.apply(this, arguments);
+  };
+  return re.test('abc') === true && execCalled;
+}();
+
+var nativeTest = /./.test;
+
+// `RegExp.prototype.test` method
+// https://tc39.es/ecma262/#sec-regexp.prototype.test
+$({ target: 'RegExp', proto: true, forced: !DELEGATES_TO_EXEC }, {
+  test: function (S) {
+    var R = anObject(this);
+    var string = toString(S);
+    var exec = R.exec;
+    if (!isCallable(exec)) return call(nativeTest, R, string);
+    var result = call(exec, R, string);
+    if (result === null) return false;
+    anObject(result);
+    return true;
+  }
+});