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@yu1596882018/server-sdk
Advanced tools
Node.js 应用程序的服务器端工具和实用程序
npm install @yu1596882018/server-sdk
# 或者
yarn add @yu1596882018/server-sdk
const { generateQRCode } = require('@yu1596882018/server-sdk');
// 从文本生成二维码
const qrCode = await generateQRCode('https://example.com');
// 使用自定义选项生成二维码
const qrCodeWithOptions = await generateQRCode('Hello World', {
width: 300,
height: 300,
color: '#000000',
backgroundColor: '#ffffff',
});
const { Logger } = require('@yu1596882018/server-sdk');
const logger = new Logger({
level: 'info',
format: 'json',
output: 'file', // 或 'console'
});
logger.info('应用程序已启动');
logger.error('发生错误', { error: '详细信息' });
logger.warn('警告信息');
logger.debug('调试信息');
const { ServerUtils } = require('@yu1596882018/server-sdk');
// 获取服务器信息
const serverInfo = ServerUtils.getServerInfo();
// 验证配置
const isValid = ServerUtils.validateConfig(config);
{
level: 'info', // 日志级别: error, warn, info, debug
format: 'json', // 输出格式: json, text
output: 'console', // 输出目标: console, file
filePath: './logs', // 日志文件路径 (当 output 为 'file' 时)
maxSize: '10m', // 最大日志文件大小
maxFiles: 5 // 最大日志文件数量
}
{
width: 200, // 二维码宽度
height: 200, // 二维码高度
color: '#000000', // 二维码颜色
backgroundColor: '#ffffff', // 背景颜色
margin: 4, // 二维码周围边距
errorCorrectionLevel: 'M' // 纠错级别: L, M, Q, H
}
const express = require('express');
const { generateQRCode, Logger } = require('@yu1596882018/server-sdk');
const app = express();
const logger = new Logger();
app.get('/qr/:text', async (req, res) => {
try {
const qrCode = await generateQRCode(req.params.text);
res.type('image/png').send(qrCode);
logger.info('二维码已生成', { text: req.params.text });
} catch (error) {
logger.error('生成二维码失败', { error: error.message });
res.status(500).json({ error: '生成二维码失败' });
}
});
app.listen(3000, () => {
logger.info('服务器已启动,端口 3000');
});
const Koa = require('koa');
const { generateQRCode, Logger } = require('@yu1596882018/server-sdk');
const app = new Koa();
const logger = new Logger();
app.use(async (ctx, next) => {
const start = Date.now();
await next();
const ms = Date.now() - start;
logger.info(`${ctx.method} ${ctx.url} - ${ms}ms`);
});
app.use(async ctx => {
if (ctx.path.startsWith('/qr/')) {
const text = ctx.path.slice(4);
const qrCode = await generateQRCode(text);
ctx.type = 'image/png';
ctx.body = qrCode;
} else {
ctx.body = 'Hello World';
}
});
app.listen(3000);
# 安装依赖
yarn install
# 构建包
yarn build
# 运行测试
yarn test
server-sdk/
├── index.js # 主入口文件
├── index.d.ts # TypeScript 定义
├── utils/ # 工具函数
│ ├── codeToQR.js # 二维码生成
│ └── logUtil.js # 日志工具
└── README.md # 本文档
MIT 许可证 - 详情请查看 LICENSE
git checkout -b feature/amazing-feature)git commit -m '添加一些很棒的功能')git push origin feature/amazing-feature)由 yu1596882018 用 ❤️ 制作
FAQs
Server-side utilities and tools for Node.js applications
We found that @yu1596882018/server-sdk demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 1 open source maintainer collaborating on the project.
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