tvl-depot/tvix/eval/src/tests/tvix_tests/eval-okay-attrs-update-kv-lhs.nix at 25921134353e785b509d4debeb11b3bf209c92b3 - mdebray/tvl-depot - Forge git de la DGNum

mdebray/tvl-depot

Vincent Ambo 058e77bab2 feat(tvix/eval): implement attrset update (//) operator

The underlying implementation does a few tricks based on which pair of
attrset representations is encountered.

Particularly the effect of short-circuiting the empty cases might be
relevant in nixpkgs/NixOS, due to the use of lib.optionalAttrs.

Change-Id: I22b978b1c69af12926489a71087c6a6219c012f3
Reviewed-on: https://cl.tvl.fyi/c/depot/+/6140
Reviewed-by: sterni <sternenseemann@systemli.org>
Tested-by: BuildkiteCI

2022-08-25 11:34:00 +00:00

1 line

52 B

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{ name = "foo"; value = "bar"; } // { other = 42; }