since now make-built-in used in runtime, make some operations unobs…

…ervable
zloirock · Jan 14, 2023 · 64b52bf · 64b52bf
1 parent 0d2f278
commit 64b52bf
Showing 1 changed file with 8 additions and 3 deletions.
diff --git a/packages/core-js/internals/make-built-in.js b/packages/core-js/internals/make-built-in.js
@@ -1,3 +1,4 @@
+var uncurryThis = require('../internals/function-uncurry-this');
 var fails = require('../internals/fails');
 var isCallable = require('../internals/is-callable');
 var hasOwn = require('../internals/has-own-property');
@@ -8,8 +9,12 @@ var InternalStateModule = require('../internals/internal-state');
 
 var enforceInternalState = InternalStateModule.enforce;
 var getInternalState = InternalStateModule.get;
+var $String = String;
 // eslint-disable-next-line es/no-object-defineproperty -- safe
 var defineProperty = Object.defineProperty;
+var stringSlice = uncurryThis(''.slice);
+var replace = uncurryThis(''.replace);
+var join = uncurryThis([].join);
 
 var CONFIGURABLE_LENGTH = DESCRIPTORS && !fails(function () {
   return defineProperty(function () { /* empty */ }, 'length', { value: 8 }).length !== 8;
@@ -18,8 +23,8 @@ var CONFIGURABLE_LENGTH = DESCRIPTORS && !fails(function () {
 var TEMPLATE = String(String).split('String');
 
 var makeBuiltIn = module.exports = function (value, name, options) {
-  if (String(name).slice(0, 7) === 'Symbol(') {
-    name = '[' + String(name).replace(/^Symbol\(([^)]*)\)/, '$1') + ']';
+  if (stringSlice($String(name), 0, 7) === 'Symbol(') {
+    name = '[' + replace($String(name), /^Symbol\(([^)]*)\)/, '$1') + ']';
   }
   if (options && options.getter) name = 'get ' + name;
   if (options && options.setter) name = 'set ' + name;
@@ -38,7 +43,7 @@ var makeBuiltIn = module.exports = function (value, name, options) {
   } catch (error) { /* empty */ }
   var state = enforceInternalState(value);
   if (!hasOwn(state, 'source')) {
-    state.source = TEMPLATE.join(typeof name == 'string' ? name : '');
+    state.source = join(TEMPLATE, typeof name == 'string' ? name : '');
   } return value;
 };