What is @react-native-community/cli-doctor?
The @react-native-community/cli-doctor package is a part of the React Native CLI which provides a set of utilities to check and diagnose issues with your React Native environment setup. It helps in identifying problems with the development environment that could prevent React Native applications from compiling and running correctly. It automatically scans your system for common issues and suggests fixes for identified problems.
What are @react-native-community/cli-doctor's main functionalities?
Environment Checks
This command scans your development environment for common issues. It checks software versions (like Node, Java, Watchman, etc.), iOS and Android development environment setup, and provides detailed reports. If issues are found, it suggests fixes or improvements.
npx @react-native-community/cli doctor
Issue Diagnosis
In addition to identifying issues, the CLI doctor can automatically attempt to fix certain problems. This feature is particularly useful for quickly resolving common configuration errors without manual intervention.
npx @react-native-community/cli doctor --fix
Other packages similar to @react-native-community/cli-doctor
envinfo
Envinfo is a tool that generates reports about the software and environment setup on your machine. While it doesn't offer automatic fixes like @react-native-community/cli-doctor, it's widely used for diagnosing issues by generating detailed environment reports.
react-native-debugger
React Native Debugger is a standalone app that offers advanced debugging capabilities for React Native apps, including Redux and React Inspector integrations. Although it focuses more on runtime debugging rather than environment setup, it's a complementary tool for developers.
This package is part of the React Native CLI. It contains commands for diagnosing and fixing common Node.js, iOS, Android & React Native issues.
Installation
yarn add @react-native-community/cli-doctor
Commands
doctor
Usage:
npx react-native doctor
Diagnose and fix common Node.js, iOS, Android & React Native issues.
info
Usage:
npx react-native info
Get relevant version info about OS, toolchain and libraries. Useful when sending bug reports.