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dewedev/node_modules/core-js-pure/internals/object-is-extensible.js
dwindown 7f2dd5260f Initial commit: Developer Tools MVP with visual editor
- Complete React app with 7 developer tools
- JSON Tool with visual structured editor
- Serialize Tool with visual structured editor
- URL, Base64, CSV/JSON, Beautifier, Diff tools
- Responsive navigation with dropdown menu
- Dark/light mode toggle
- Mobile-responsive design with sticky header
- All tools working with copy/paste functionality
2025-08-02 09:31:26 +07:00

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789 B
JavaScript

'use strict';
var fails = require('../internals/fails');
var isObject = require('../internals/is-object');
var classof = require('../internals/classof-raw');
var ARRAY_BUFFER_NON_EXTENSIBLE = require('../internals/array-buffer-non-extensible');
// eslint-disable-next-line es/no-object-isextensible -- safe
var $isExtensible = Object.isExtensible;
var FAILS_ON_PRIMITIVES = fails(function () { $isExtensible(1); });
// `Object.isExtensible` method
// https://tc39.es/ecma262/#sec-object.isextensible
module.exports = (FAILS_ON_PRIMITIVES || ARRAY_BUFFER_NON_EXTENSIBLE) ? function isExtensible(it) {
if (!isObject(it)) return false;
if (ARRAY_BUFFER_NON_EXTENSIBLE && classof(it) === 'ArrayBuffer') return false;
return $isExtensible ? $isExtensible(it) : true;
} : $isExtensible;