Code Review Discussion

日期：2026-06-17 · 场景：Code Review Discussion

📖 Vocabulary

Word	Meaning	Example
serialize	序列化（把对象转成可存储/传输的格式）	We need to serialize the response before sending it over the network. 我们需要在通过网络发送响应前对其进行序列化。
partition	分区/拆分（把数据分成独立区块）	Let's partition the table by date for faster queries. 我们按日期对表分区以加快查询。
transpile	转译（把源码从一种语法转成另一种，如 TS→JS）	Babel will transpile the modern syntax for older browsers. Babel 会为旧浏览器转译现代语法。
syntax	语法（代码/语言的规则结构）	The optional chaining syntax needs transpiling for older runtimes. 可选链语法在旧运行时需要转译。
legacy	遗留的（旧的、需继续维护的）	We must support the legacy target until Q3. 我们必须支持遗留目标到第三季度。
credential	凭证（身份认证信息，如 token/key）	Never hardcode your credentials in the source code. 永远不要把凭证硬编码在源代码里。

A: Hey, could you review my pull request for the API refactor before I merge it? A：嘿，我合并前你能帮我 review 一下 API 重构的 PR 吗？

B: Sure. First thing, I noticed you're storing the database credential directly in the config file. B：好啊。首先，我注意到你把数据库凭证直接存在配置文件里了。

A: Oh right, that should go into environment variables instead. A：哦对，那应该放进环境变量里。

B: Exactly. Also, when you serialize the response payload, make sure dates are in ISO format. B：没错。另外，序列化响应体时，确保日期用 ISO 格式。

A: Got it. The frontend expects a consistent format anyway. A：明白了。前端本来就期望统一格式。

B: One more thing. We should partition the user table by region once traffic grows. B：还有一件事。等流量上来后，我们应该按地区对用户表分区。

A: Good idea. I'll add a TODO for that. By the way, the build is failing on the CI. A：好主意。我加个 TODO。对了，CI 上构建失败了。

B: Probably because we need to transpile the optional chaining syntax for the legacy target. B：可能是需要为旧目标转译可选链语法。

A: That was it. I'll enable the Babel plugin. Anything else? A：就是这个。我开一下 Babel 插件。还有别的吗？

B: Just add a git hook to run tests before each commit. Then we're good to merge. B：加个 git 钩子，每次提交前跑测试就行，然后就能合并了。