flying-hero
96f6318101
新增: - backend/venv/ - Python 虚拟环境 - backend/start.sh - 启动脚本（使用虚拟环境） - backend/requirements.txt - 依赖列表 - .gitignore - 忽略虚拟环境和缓存文件 说明: - 每个项目使用独立虚拟环境 - 避免依赖冲突 - 启动脚本自动创建和激活虚拟环境
40 lines
1.6 KiB
JavaScript
40 lines
1.6 KiB
JavaScript
'use strict';
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var $ = require('../internals/export');
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var DESCRIPTORS = require('../internals/descriptors');
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var anObject = require('../internals/an-object');
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var toPropertyKey = require('../internals/to-property-key');
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var definePropertyModule = require('../internals/object-define-property');
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var isCallable = require('../internals/is-callable');
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var fails = require('../internals/fails');
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var $TypeError = TypeError;
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// MS Edge has broken Reflect.defineProperty - throwing instead of returning false
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var ERROR_INSTEAD_OF_FALSE = fails(function () {
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// eslint-disable-next-line es/no-reflect -- required for testing
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Reflect.defineProperty(definePropertyModule.f({}, 1, { value: 1 }), 1, { value: 2 });
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});
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// `Reflect.defineProperty` method
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// https://tc39.es/ecma262/#sec-reflect.defineproperty
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$({ target: 'Reflect', stat: true, forced: ERROR_INSTEAD_OF_FALSE, sham: !DESCRIPTORS }, {
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defineProperty: function defineProperty(target, propertyKey, attributes) {
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anObject(target);
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var key = toPropertyKey(propertyKey);
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var get, set;
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anObject(attributes);
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// propagate `ToPropertyDescriptor` errors instead of catching them
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if (('get' in attributes || 'set' in attributes) && (
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('get' in attributes && !isCallable(get = attributes.get) && get !== undefined) ||
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('set' in attributes && !isCallable(set = attributes.set) && set !== undefined) ||
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('value' in attributes || 'writable' in attributes)
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)) throw new $TypeError('Invalid property descriptor');
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try {
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definePropertyModule.f(target, key, attributes);
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return true;
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} catch (error) {
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return false;
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}
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}
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});
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