Capsule

Github Actions

Capsule is an out-of-box development framework for creating smart contract on Nervos' CKB.

Capsule consists of:

CKB supports several programming languages for writing scripts, and the language supporting libraries are maintained in the following repositories:

Capsule

Installation

The following must be installed and available to use Capsule.

cargo and rust - Capsule uses cargo to generate Rust contracts and run tests. https://www.rust-lang.org/tools/install.
docker - Capsule uses docker container to reproducible build contracts. It's also used by cross. https://docs.docker.com/get-docker/
cross. Capsule uses cross to build rust contracts. Install with

$ cargo install cross --git https://github.com/cross-rs/cross --rev=6982b6c

Note: All commands must be accessible in the PATH in order for them to be used by Capsule.

Note: The current user must have permission to manage Docker instances. How to manage Docker as a non-root user.

Install the latest version

cargo install ckb-capsule --locked

Install the develop branch

cargo install ckb-capsule --git https://github.com/nervosnetwork/capsule.git --branch develop --locked

capsule help

# check environment
capsule check

# create project
capsule new my-demo
cd my-demo
capsule build
capsule test