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# Evaluate `release.nix' like Hydra would. Too bad nix-instantiate can't to do this.
let
inherit (import ../../lib) isDerivation mapAttrs;
trace = if builtins.getEnv "VERBOSE" == "1" then builtins.trace else (x: y: y);
rel = removeAttrs (import ../../pkgs/top-level/release.nix { }) [
"tarball"
"unstable"
];
# Add the ‘recurseForDerivations’ attribute to ensure that
# nix-instantiate recurses into nested attribute sets.
recurse =
path: attrs:
if (builtins.tryEval attrs).success then
if isDerivation attrs then
if (builtins.tryEval attrs.drvPath).success then
{ inherit (attrs) name drvPath; }
else
{ failed = true; }
else if attrs == null then
{ }
else
{
recurseForDerivations = true;
}
// mapAttrs (
n: v:
let
path' = path ++ [ n ];
in
trace path' (recurse path' v)
) attrs
else
{ };
in
recurse [ ] rel
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