create-react-app 使用中相关问题整理

Updated: 2025-08-19

1.test添加代码覆盖率 🔗

命令修改为

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react-scripts test --coverage --watchAll=false

package.json

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"jest": {
  "collectCoverageFrom": [
    "src/**/*.{js,jsx,ts,tsx}",
    "!<rootDir>/node_modules/"
  ],
  "coverageThreshold": {
    "global": {
      "lines": 90,
      "statements": 90
    }
  }
}