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If you encounter any problems, please report them on Github or in our forum. Your feedback is greatly appreciated and helps us to improve!

MoonBit Language plugin in Visual Studio Code​

You can install it from the VS Code marketplace. This plugin provides a rich development environment for MoonBit, including functionalities like syntax highlighting, code completion, and more.

Instructions​

Step 1: Install the latest VS Code version.

Step 2: Click Extension on the left, search "MoonBit" and install VS Code MoonBit extension.

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Step 3: Press the shift+cmd+p shortcut (for Mac, use ctrl+shift+p on Windows or Linux), and type MoonBit:install latest moonbit toolchain. Then a prompt will appear, click "Yes" and wait for the program to download.

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Step 4: After the download is complete, restart vscode to make new PATH variable take effect.

Step 5: Open the terminal and enter moon new hello ; code hello to create and open a new project.

Step 6: Once the project is launched, open the terminal again and enter the moon run src/main command to start executing the code.

MoonBit CLI Tools​

To download and install MoonBit, run the following in your terminal, then follow the on-screen instructions.

curl -fsSL https://cli.moonbitlang.com/install/unix.sh | bash

This command line tool is needed for creating and managing MoonBit projects.

Use moon help to view the usage instructions.

$ moon help
Moonbit's build system

Usage: moon <COMMAND>

Commands:
  build     Build the current package
  check     Check the current package, but don't build object files
  run       Run WebAssembly module
  clean     Remove the target directory
  new       Create a new moonbit package
  bench     Generate build matrix for benchmarking
  fmt       Format moonbit
  version   Print version info and exit
  test      Run the tests
  login     Log in to your account
  register  Register an account on mooncakes.io
  publish   Publish the current package
  add       Add a new dependency
  remove    Remove a dependency
  tree      Display the dependency tree
  update    Update index
  doc       Generate documentation
  install   Install dependencies
  help      Print this message or the help of the given subcommand(s)

Options:
  -h, --help  Print help

Verifying binaries​

We provide .sha256 file with SHA checksums for downloaded binaries.

To download .sha256 file using curl (or using Invoke-WebRequest on windows):

curl -O https://cli.moonbitlang.com/binaries/latest/moonbit-darwin-aarch64.sha256

To check that the downloaded binaries match the checksums, run it through sha256sum with a command such as:

curl https://cli.moonbitlang.com/binaries/latest/moonbit-darwin-aarch64.sha256 | sha256sum -c -