[Nix-dev] Missing descriptions in Nixpkgs

[Michael Raskin]

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Ludovic Courtès wrote:
> I just stumbled upon the following error with Nixpkgs trunk:
> 
>   $ nix-env -qa --description \*
>   error: in a string concatenation:
>   evaluation aborted with the following error message: `Write a description'

Sorry.

> (The problem disappears when `--description' is omitted.)  The error
> message is very terse, which makes it hard to find out which attribute
> lacks a `meta.description'.

I have made a builderDefs package template. It aborts when name or
description is missing. Unfortunately, description is not usually
evaluated at all, so I missed the description in trivial qemu-image package.

> Any idea how to fix it, 

Fixed, thanks for reporting.

> or how to find out which attribute is invalid?

As usual with abort-messages - grep helps...
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