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node_modules/core-js/internals/object-define-property.js

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+'use strict';
+var DESCRIPTORS = require('../internals/descriptors');
+var IE8_DOM_DEFINE = require('../internals/ie8-dom-define');
+var V8_PROTOTYPE_DEFINE_BUG = require('../internals/v8-prototype-define-bug');
+var anObject = require('../internals/an-object');
+var toPropertyKey = require('../internals/to-property-key');
+
+var $TypeError = TypeError;
+// eslint-disable-next-line es/no-object-defineproperty -- safe
+var $defineProperty = Object.defineProperty;
+// eslint-disable-next-line es/no-object-getownpropertydescriptor -- safe
+var $getOwnPropertyDescriptor = Object.getOwnPropertyDescriptor;
+var ENUMERABLE = 'enumerable';
+var CONFIGURABLE = 'configurable';
+var WRITABLE = 'writable';
+
+// `Object.defineProperty` method
+// https://tc39.es/ecma262/#sec-object.defineproperty
+exports.f = DESCRIPTORS ? V8_PROTOTYPE_DEFINE_BUG ? function defineProperty(O, P, Attributes) {
+  anObject(O);
+  P = toPropertyKey(P);
+  anObject(Attributes);
+  if (typeof O === 'function' && P === 'prototype' && 'value' in Attributes && WRITABLE in Attributes && !Attributes[WRITABLE]) {
+    var current = $getOwnPropertyDescriptor(O, P);
+    if (current && current[WRITABLE]) {
+      O[P] = Attributes.value;
+      Attributes = {
+        configurable: CONFIGURABLE in Attributes ? Attributes[CONFIGURABLE] : current[CONFIGURABLE],
+        enumerable: ENUMERABLE in Attributes ? Attributes[ENUMERABLE] : current[ENUMERABLE],
+        writable: false
+      };
+    }
+  } return $defineProperty(O, P, Attributes);
+} : $defineProperty : function defineProperty(O, P, Attributes) {
+  anObject(O);
+  P = toPropertyKey(P);
+  anObject(Attributes);
+  if (IE8_DOM_DEFINE) try {
+    return $defineProperty(O, P, Attributes);
+  } catch (error) { /* empty */ }
+  if ('get' in Attributes || 'set' in Attributes) throw $TypeError('Accessors not supported');
+  if ('value' in Attributes) O[P] = Attributes.value;
+  return O;
+};