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lib/types: add doc warning to addCheck (#412364)

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Johannes Kirschbauer 2025-06-02 18:39:27 +02:00 • committed by GitHub
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8
lib/types.nix
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@ -1455,8 +1455,14 @@ let
nestedTypes.coercedType = coercedType;
nestedTypes.finalType = finalType;
};
/**
Augment the given type with an additional type check function.
# Augment the given type with an additional type check function.
:::{.warning}
This function has some broken behavior see: [#396021](https://github.com/NixOS/nixpkgs/issues/396021)
Fixing is not trivial, we appreciate any help!
:::
*/
addCheck = elemType: check: elemType // { check = x: elemType.check x && check x; };
};