adapt get-built-in-prototype-method helper for some future use cases

zloirock · Oct 26, 2023 · 55cd424 · 55cd424
1 parent effda0c
commit 55cd424
Show file tree

Hide file tree

Showing 2 changed files with 9 additions and 3 deletions.
diff --git a/packages/core-js-pure/override/internals/get-built-in-prototype-method.js b/packages/core-js-pure/override/internals/get-built-in-prototype-method.js
@@ -3,6 +3,10 @@ var global = require('../internals/global');
 var path = require('../internals/path');
 
 module.exports = function (CONSTRUCTOR, METHOD) {
-  var $namespace = path[CONSTRUCTOR + 'Prototype'];
-  return $namespace && $namespace[METHOD] || global[CONSTRUCTOR].prototype[METHOD];
+  var Namespace = path[CONSTRUCTOR + 'Prototype'];
+  var pureMethod = Namespace && Namespace[METHOD];
+  if (pureMethod) return pureMethod;
+  var NativeConstructor = global[CONSTRUCTOR];
+  var NativePrototype = NativeConstructor && NativeConstructor.prototype;
+  return NativePrototype && NativePrototype[METHOD];
 };
diff --git a/packages/core-js/internals/get-built-in-prototype-method.js b/packages/core-js/internals/get-built-in-prototype-method.js
@@ -2,5 +2,7 @@
 var global = require('../internals/global');
 
 module.exports = function (CONSTRUCTOR, METHOD) {
-  return global[CONSTRUCTOR].prototype[METHOD];
+  var Constructor = global[CONSTRUCTOR];
+  var Prototype = Constructor && Constructor.prototype;
+  return Prototype && Prototype[METHOD];
 };