lib.meta.availableOn

Check if a package is available on a given platform.

A package is available on a platform if both

1. One of meta.platforms pattern matches the given platform, or meta.platforms is not present.

2. None of meta.badPlatforms pattern matches the given platform.

Inputs

platform

1. Function argument

pkg

2. Function argument

Examples

lib.meta.availableOn { system = "aarch64-darwin"; } pkg.zsh
=> true

Noogle detected

availableOn =
    platform: pkg:
    ((!pkg ? meta.platforms) || any (platformMatch platform) pkg.meta.platforms)
    && all (elem: !platformMatch platform elem) (pkg.meta.badPlatforms or [ ]);