Angular 5 存储开发者个人设置的最佳实践及架构范例咨询

Great question! This is a super common scenario in team-based development, and there are some tried-and-true best practices to handle it cleanly:

The key is to separate shared, non-sensitive configuration (which belongs in the repo) from personal/local/sensitive configuration (which stays on individual machines). Here's how to implement it:

1. Keep Public Config Files in the Repo #

Your existing config.dev.json and config.prod.json are perfect for shared settings like:

• Base API endpoints
• Feature flags that apply to all environments
• Default UI preferences

Commit these files to Git so every team member has the same starting point.

2. Create a Template for Local/Personal Config #

Make a config.local.example.json file in the same src/assets/config directory. This template should outline all the personal/sensitive fields that need local customization, with comments explaining their purpose. For example:

{
  // Your unique user ID for local testing
  "userId": "YOUR_PERSONAL_USER_ID",
  // Local-only API keys (never commit real values!)
  "localApiKey": "YOUR_LOCAL_API_KEY"
}

Commit this template to the repo so new team members know exactly what they need to configure locally.

3. Ignore the Actual Local Config File #

Have each developer copy the template to a new file named config.local.json (this is the file they'll edit with their real personal values). Then add this line to your .gitignore to ensure Git never tracks it:

src/assets/config/config.local.json

4. Merge Configs in Your Code #

In your application, load the public config first, then overlay the local config (if it exists) so personal settings take precedence. Here's a quick JavaScript example:

import baseConfig from './config.dev.json';

// Load local config (fail silently if it doesn't exist)
let localConfig = {};
try {
  localConfig = require('./config.local.json');
} catch (error) {
  // No local config? No problem—stick with base settings
}

// Merge configs: local values override base values
const finalConfig = { ...baseConfig, ...localConfig };

• Never commit sensitive data: Double-check that your public config files don't contain API keys, user IDs, or any other data that shouldn't be shared publicly.
• Use environment variables for cross-environment switches: For example, in a Node.js or frontend project, use process.env.NODE_ENV to automatically load config.dev.json or config.prod.json, then merge with config.local.json.
• Document the workflow: Add a note in your README.md explaining how to set up local config (copy the example file, fill in personal values) so new team members don't get stuck.

This "base config + local override" pattern is widely used across many frameworks and projects:

• Frontend frameworks like Vue CLI and Create React App use this logic with .env (public) and .env.local (ignored) files for environment variables.
• Node.js projects often use the config npm package, which supports loading environment-specific config files and automatically picks up local-*.json files (which are typically ignored via .gitignore).
• Backend frameworks like Django use settings.py (public) alongside local_settings.py (ignored) for the same purpose.

内容的提问来源于stack exchange，提问作者L Strand