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
21 lines
673 B
JavaScript
21 lines
673 B
JavaScript
'use strict';
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var $ = require('../internals/export');
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var getBuiltIn = require('../internals/get-built-in');
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var anObject = require('../internals/an-object');
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var FREEZING = require('../internals/freezing');
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// `Reflect.preventExtensions` method
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// https://tc39.es/ecma262/#sec-reflect.preventextensions
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$({ target: 'Reflect', stat: true, sham: !FREEZING }, {
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preventExtensions: function preventExtensions(target) {
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anObject(target);
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try {
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var objectPreventExtensions = getBuiltIn('Object', 'preventExtensions');
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if (objectPreventExtensions) objectPreventExtensions(target);
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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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