devos/compat/fetch.nix

18 lines
333 B
Nix

let
inherit (builtins)
fetchTarball
fromJSON
readFile
;
lockfile = fromJSON (readFile ../flake.lock);
in
input:
let
locked = lockfile.nodes."${input}".locked;
inherit (locked) rev narHash owner repo;
in
fetchTarball {
url = "https://github.com/${owner}/${repo}/archive/${rev}.tar.gz";
sha256 = narHash;
}