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| author | Priyansh <[email protected]> | 2020-12-22 17:50:12 +0530 |
|---|---|---|
| committer | Priyansh <[email protected]> | 2020-12-22 17:50:12 +0530 |
| commit | 22dc033f4938d6a19e086a1cbd36ec5cade5eaab (patch) | |
| tree | 9feb963ccd5c1581e676e41004801abc67db3357 /node_modules/core-js/internals/object-create.js | |
| parent | e93da8b04da86773247aadb1cbb1912e4f4526b2 (diff) | |
| download | styx-22dc033f4938d6a19e086a1cbd36ec5cade5eaab.tar.xz styx-22dc033f4938d6a19e086a1cbd36ec5cade5eaab.zip | |
Remove node_modules
Diffstat (limited to 'node_modules/core-js/internals/object-create.js')
| -rw-r--r-- | node_modules/core-js/internals/object-create.js | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/node_modules/core-js/internals/object-create.js b/node_modules/core-js/internals/object-create.js deleted file mode 100644 index 346d108..0000000 --- a/node_modules/core-js/internals/object-create.js +++ /dev/null @@ -1,78 +0,0 @@ -var anObject = require('../internals/an-object'); -var defineProperties = require('../internals/object-define-properties'); -var enumBugKeys = require('../internals/enum-bug-keys'); -var hiddenKeys = require('../internals/hidden-keys'); -var html = require('../internals/html'); -var documentCreateElement = require('../internals/document-create-element'); -var sharedKey = require('../internals/shared-key'); - -var GT = '>'; -var LT = '<'; -var PROTOTYPE = 'prototype'; -var SCRIPT = 'script'; -var IE_PROTO = sharedKey('IE_PROTO'); - -var EmptyConstructor = function () { /* empty */ }; - -var scriptTag = function (content) { - return LT + SCRIPT + GT + content + LT + '/' + SCRIPT + GT; -}; - -// Create object with fake `null` prototype: use ActiveX Object with cleared prototype -var NullProtoObjectViaActiveX = function (activeXDocument) { - activeXDocument.write(scriptTag('')); - activeXDocument.close(); - var temp = activeXDocument.parentWindow.Object; - activeXDocument = null; // avoid memory leak - return temp; -}; - -// Create object with fake `null` prototype: use iframe Object with cleared prototype -var NullProtoObjectViaIFrame = function () { - // Thrash, waste and sodomy: IE GC bug - var iframe = documentCreateElement('iframe'); - var JS = 'java' + SCRIPT + ':'; - var iframeDocument; - iframe.style.display = 'none'; - html.appendChild(iframe); - // https://github.com/zloirock/core-js/issues/475 - iframe.src = String(JS); - iframeDocument = iframe.contentWindow.document; - iframeDocument.open(); - iframeDocument.write(scriptTag('document.F=Object')); - iframeDocument.close(); - return iframeDocument.F; -}; - -// Check for document.domain and active x support -// No need to use active x approach when document.domain is not set -// see https://github.com/es-shims/es5-shim/issues/150 -// variation of https://github.com/kitcambridge/es5-shim/commit/4f738ac066346 -// avoid IE GC bug -var activeXDocument; -var NullProtoObject = function () { - try { - /* global ActiveXObject */ - activeXDocument = document.domain && new ActiveXObject('htmlfile'); - } catch (error) { /* ignore */ } - NullProtoObject = activeXDocument ? NullProtoObjectViaActiveX(activeXDocument) : NullProtoObjectViaIFrame(); - var length = enumBugKeys.length; - while (length--) delete NullProtoObject[PROTOTYPE][enumBugKeys[length]]; - return NullProtoObject(); -}; - -hiddenKeys[IE_PROTO] = true; - -// `Object.create` method -// https://tc39.github.io/ecma262/#sec-object.create -module.exports = Object.create || function create(O, Properties) { - var result; - if (O !== null) { - EmptyConstructor[PROTOTYPE] = anObject(O); - result = new EmptyConstructor(); - EmptyConstructor[PROTOTYPE] = null; - // add "__proto__" for Object.getPrototypeOf polyfill - result[IE_PROTO] = O; - } else result = NullProtoObject(); - return Properties === undefined ? result : defineProperties(result, Properties); -}; |
