This is an internal dependency of React Native. Please don't depend on it directly.
CLI entry points supporting core React Native development features.
Formerly @react-native-community/cli-plugin-metro.
Commands
start
Start the React Native development server.
Usage
npx react-native start [options]
Options
Option | Description |
---|
--port <number> | Set the server port. |
--host <string> | Set the server host. |
--projectRoot <path> | Set the path to the project root. |
--watchFolders <list> | Specify additional folders to be added to the watch list. |
--assetPlugins <list> | Specify additional asset plugins. |
--sourceExts <list> | Specify additional source extensions to bundle. |
--max-workers <number> | Set the maximum number of workers the worker-pool will spawn for transforming files. Defaults to the number of the cores available on your machine. |
--transformer <string> | Specify a custom transformer. |
--reset-cache | Remove cached files. |
--custom-log-reporter-path <string> | Specify a module path exporting a replacement for TerminalReporter . |
--https | Enable HTTPS connections. |
--key <path> | Specify path to a custom SSL key. |
--cert <path> | Specify path to a custom SSL cert. |
--config <string> | Path to the CLI configuration file. |
--no-interactive | Disable interactive mode. |
bundle
Build the bundle for the provided JavaScript entry file.
Usage
npx react-native bundle --entry-file <path> [options]
Options
Option | Description |
---|
--entry-file <path> | Set the path to the root JavaScript entry file. |
--platform <string> | Set the target platform (either "android" or "ios" ). Defaults to "ios" . |
--transformer <string> | Specify a custom transformer. |
--dev [boolean] | If false , warnings are disabled and the bundle is minified. Defaults to true . |
--minify [boolean] | Allows overriding whether bundle is minified. Defaults to false if --dev is set. Disabling minification can be useful for speeding up production builds for testing purposes. |
--bundle-output <string> | Specify the path to store the resulting bundle. |
--bundle-encoding <string> | Specify the encoding for writing the bundle (https://nodejs.org/api/buffer.html#buffer_buffer). |
--sourcemap-output <string> | Specify the path to store the source map file for the resulting bundle. |
--sourcemap-sources-root <string> | Set the root path for source map entries. |
--sourcemap-use-absolute-path | Report SourceMapURL using its full path. |
--max-workers <number> | Set the maximum number of workers the worker-pool will spawn for transforming files. Defaults to the number of the cores available on your machine. |
--assets-dest <string> | Specify the directory path for storing assets referenced in the bundle. |
--reset-cache | Remove cached files. |
--read-global-cache | Attempt to fetch transformed JS code from the global cache, if configured. Defaults to false . |
--config <string> | Path to the CLI configuration file. |
ram-bundle
Build the RAM bundle for the provided JavaScript entry file.
Usage
npx react-native ram-bundle --entry-file <path> [options]
Options
Accepts all options supported by bundle
and the following:
Option | Description |
---|
--indexed-ram-bundle | Force the "Indexed RAM" bundle file format, even when building for Android. |
Contributing
Changes to this package can be made locally and tested against the rn-tester
app, per the Contributing guide. During development, this package is automatically run from source with no build step.