snack-cli

CLI for creating and managing Expo Snacks from your local file system.

Features

• Local Development: Create Snacks from your local files.
• File Watching: Automatically updates the Snack when files change.
• Online Mode: Automatically sets the Snack to online mode, making it available in Expo Go and the web player.
• Runtime Logs: Streams logs (console.log, console.error, etc.) from connected clients to your terminal.

Usage

Development

To use the CLI during development, you can create an alias to the built script:

# Build the package first
yarn workspace snack-cli build

# Create an alias (replace /absolute/path/to with your actual path)
alias snack-cli-dev='/absolute/path/to/expo/snack/packages/snack-cli/build/index.js'

# Run the CLI
snack-cli-dev start

Commands

start

Starts a Snack from the current directory.

snack-cli-dev start

Options:

• SNACK_SESSION_SECRET: Set this environment variable to your Expo session secret to save Snacks to your account.

Debugging

To see verbose logs from the CLI, set the DEBUG environment variable:

DEBUG=snack-cli snack-cli-dev start