drop Function.{ isCallable, isConstructor} (proposal is dead)

Author: zloirock

README.md

@@ -185,7 +185,6 @@ structuredClone(new Set([1, 2, 3])); // => new Set([1, 2, 3])
       - [`Symbol.matcher` for pattern matching](#symbolmatcher-for-pattern-matching)
     - [Stage 0 proposals](#stage-0-proposals)
       - [`Function.prototype.demethodize`](#functionprototypedemethodize)
-      - [`Function.{ isCallable, isConstructor }`](#function-iscallable-isconstructor-)
   - [Web standards](#web-standards)
     - [`self`](#self)
     - [`structuredClone`](#structuredclone)
@@ -3033,35 +3032,6 @@ const slice = Array.prototype.slice.demethodize();
 
 slice([1, 2, 3], 1); // => [2, 3]
 ```
-##### [`Function.{ isCallable, isConstructor }`](https://github.com/caitp/TC39-Proposals/blob/trunk/tc39-reflect-isconstructor-iscallable.md)[⬆](#index)
-
-Modules [`esnext.function.is-callable`](https://github.com/zloirock/core-js/blob/master/packages/core-js/modules/esnext.function.is-callable.js), [`esnext.function.is-constructor`](https://github.com/zloirock/core-js/blob/master/packages/core-js/modules/esnext.function.is-constructor.js)
-```js
-class Function {
-  static isCallable(value: any): boolean;
-  static isConstructor(value: any): boolean;
-}
-```
-[*CommonJS entry points:*](#commonjs-api)
-```js
-core-js/proposals/function-is-callable-is-constructor
-core-js(-pure)/full/function/is-callable
-core-js(-pure)/full/function/is-constructor
-```
-[*Examples*](https://is.gd/Kof1he):
-```js
-Function.isCallable(null);           // => false
-Function.isCallable({});             // => false
-Function.isCallable(function () {}); // => true
-Function.isCallable(() => {});       // => true
-Function.isCallable(class {});       // => false
-
-Function.isConstructor(null);           // => false
-Function.isConstructor({});             // => false
-Function.isConstructor(function () {}); // => true
-Function.isConstructor(() => {});       // => false
-Function.isConstructor(class {});       // => true
-```
 
 ### Web standards[⬆](#index)
 #### `self`[⬆](#index)

packages/core-js-compat/src/data.mjs

@@ -1875,10 +1875,6 @@ export const data = {
   },
   'esnext.function.demethodize': {
   },
-  'esnext.function.is-callable': {
-  },
-  'esnext.function.is-constructor': {
-  },
   'esnext.function.metadata': {
   },
   'esnext.iterator.constructor': {

packages/core-js/full/function/index.js

@@ -1,7 +1,5 @@
 'use strict';
 var parent = require('../../actual/function');
 require('../../modules/esnext.function.demethodize');
-require('../../modules/esnext.function.is-callable');
-require('../../modules/esnext.function.is-constructor');
 
 module.exports = parent;

packages/core-js/full/function/is-callable.js

@@ -13,7 +13,7 @@ var constructorRegExp = /^\s*(?:class|function)\b/;
 var exec = uncurryThis(constructorRegExp.exec);
 var INCORRECT_TO_STRING = !constructorRegExp.test(noop);
 
-var isConstructorModern = function isConstructor(argument) {
+var isConstructorModern = function (argument) {
   if (!isCallable(argument)) return false;
   try {
     construct(noop, empty, argument);
@@ -23,7 +23,7 @@ var isConstructorModern = function isConstructor(argument) {
   }
 };
 
-var isConstructorLegacy = function isConstructor(argument) {
+var isConstructorLegacy = function (argument) {
   if (!isCallable(argument)) return false;
   switch (classof(argument)) {
     case 'AsyncFunction':
@@ -40,8 +40,6 @@ var isConstructorLegacy = function isConstructor(argument) {
   }
 };
 
-isConstructorLegacy.sham = true;
-
 // `IsConstructor` abstract operation
 // https://tc39.es/ecma262/#sec-isconstructor
 module.exports = !construct || fails(function () {

packages/core-js/full/function/is-constructor.js

@@ -2,4 +2,3 @@
 require('./1');
 
 require('../proposals/function-demethodize');
-require('../proposals/function-is-callable-is-constructor');