Post

We improved our package builder Rattler-Build a lot over the past months, so we wrote a blog post about it! prefix.dev/blog/whats-...

19/3/26, 4:01 pm4 reposts11 likes

Prefix.dev - the Pixi company

@prefix.dev

19 Mar

Our parser is now stricter. This means great error messages for undefined variables and ambiguous match specs. Unfortunately that also means that some recipes that used to work, have to be adapted to work with the newest Rattler-Build version.

Prefix.dev - the Pixi company

@prefix.dev

19 Mar

We also extracted library crates so you can create your own application based on Rattler-Build code. With this crate, for example, you can parse YAML files with the same jinja functionality built-into recipe V1 files: crates.io/crates/ratt...

crates.iocrates.io: Rust Package Registrycrates.io serves as a central registry for sharing crates, which are packages or libraries written in Rust that you can use to enhance your projects

Prefix.dev - the Pixi company

@prefix.dev

19 Mar

For interactive development, Python is still king, which is why made sure to publish a convenient and powerful Python wrapper. We even expose functionality not found on the CLI, like the package assembler that lets you assemble packages directly without a recipe.

Prefix.dev - the Pixi company

@prefix.dev

19 Mar

For a long time, we wished for an online playground so we can quickly check how a recipe renders and what packages produces. Thanks to web assembly, we are now able to provide exactly that: playground.rattler.build/