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Update time: 2022-06-16

Instructions

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download project

# Download with subprojects.
git clone --recurse-submodules git@github.com:easemob/react-native-chat-sdk.git

# Initialize subprojects (if the Clone main project does not include subprojects).
git submodule update --init --recursive
git submodule foreach "git checkout dev"

npm repository

reference

Development environment review.

npx react-native doctor

or

npx react-native info

Android devices review

# review tcp port list
adb reverse --list

# review android devices list
adb devices --list

Common commands

# you can run watch mode to automatically rebuild the changes
yarn watch
# fix watchman question
$ watchman watch-del-all

# make sure your code passes TypeScript and ESLint. Run the following to verify:
$ yarn typescript
$ yarn lint

# fix formatting errors, run the following
$ yarn lint --fix

# clean watchman for ios
watchman watch-del-all
rm -rf node_modules
yarn install
rm -rf /tmp/metro-*


# Show the development menu
# ios emulator `command` + `D`
# android emulator`command` + `M`
# shake your phone

# Display box window
# LogBox
import { LogBox } from 'react-native';
# Ignore log notification by message:
LogBox.ignoreLogs(['Warning: ...']);
# Ignore all log notifications:
LogBox.ignoreAllLogs();


# browser debugging
# or install react-devtools debugging
$ npm install -g react-devtools

Possible problems

  1. Use vscode to debug the necessary plug-ins. vscode plugin React Native Tools https://github.com/microsoft/vscode-react-native

  2. Could not find entry function problem. add file example/index.js， original file example/index.tsx

  3. No toolchains found in the NDK toolchains folder for ABI with prefix: arm-linux-androideabi udpate gradle version. 3.5.3 to 4.2.2

  4. Typedef redefinition with different types ('uint8_t' (aka 'unsigned char') vs 'enum clockid_t') The Flipper version is too low. 0.80.0 to 0.142.0

  5. Android debugging could not find the service.

    • The phone is not properly connected to the computer.
    • You need your phone and your computer on the same network.
    • For versions 5.0 or later, data forwarding is required: adb reverse tcp:8081 tcp:8081

  6. watchman watch-del '/Users/asterisk/Codes/rn/react-native-chat-sdk' ; watchman watch-project '/Users/asterisk/Codes/rn/react-native-chat-sdk'

    • watchman watch-del-all

  7. editorconfig 影响第三方代码格式

  8. Iso real machine debugging using vscode.

    • brew install ios-deploy
    • npx react-native run-ios --device "xxx's iPhone"

eslint

eslint en
eslint cn

参考资料

react native website
react native website cn

Q & A

others references

install depends

brew install node
npm install -g yarn
npm install -g react-native-cli