42 lines
1.1 KiB
TypeScript
42 lines
1.1 KiB
TypeScript
import fs from 'fs'
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import path from 'path'
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/**
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* 读取根目录的 config-bianliang.env 并注入到 process.env
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* - 仅在变量未设置时写入，绝不覆盖真实环境变量或 .env 值
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* - 支持以 # 开头的注释，空行会被忽略
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* - 行格式 KEY=VALUE，等号右侧原样接收（去除收尾空白）
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*/
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export function loadPortableEnvIfPresent(): void {
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try {
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const root = process.cwd()
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const envFile = path.join(root, 'config-bianliang.env')
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if (!fs.existsSync(envFile)) return
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const content = fs.readFileSync(envFile, 'utf8')
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const lines = content.split(/\r?\n/)
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for (const rawLine of lines) {
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const line = rawLine.trim()
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if (!line || line.startsWith('#')) continue
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const eqIndex = line.indexOf('=')
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if (eqIndex <= 0) continue
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const key = line.slice(0, eqIndex).trim()
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const value = line.slice(eqIndex + 1).trim()
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if (!key) continue
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if (process.env[key] === undefined || process.env[key] === '') {
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process.env[key] = value
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}
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}
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} catch {
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// 静默失败，避免影响运行
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}
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}
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export default { loadPortableEnvIfPresent }
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