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
23 lines
977 B
JavaScript
23 lines
977 B
JavaScript
'use strict';
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var $ = require('../internals/export');
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var ReflectMetadataModule = require('../internals/reflect-metadata');
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var anObject = require('../internals/an-object');
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var toMetadataKey = ReflectMetadataModule.toKey;
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var getOrCreateMetadataMap = ReflectMetadataModule.getMap;
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var store = ReflectMetadataModule.store;
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// `Reflect.deleteMetadata` method
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// https://github.com/rbuckton/reflect-metadata
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$({ target: 'Reflect', stat: true }, {
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deleteMetadata: function deleteMetadata(metadataKey, target /* , targetKey */) {
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var targetKey = arguments.length < 3 ? undefined : toMetadataKey(arguments[2]);
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var metadataMap = getOrCreateMetadataMap(anObject(target), targetKey, false);
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if (metadataMap === undefined || !metadataMap['delete'](metadataKey)) return false;
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if (metadataMap.size) return true;
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var targetMetadata = store.get(target);
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targetMetadata['delete'](targetKey);
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return !!targetMetadata.size || store['delete'](target);
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}
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});
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