Just a friendly reminder about using arrays in boolean conditions

[Nick Treleaven]

On Sunday, 17 November 2024 at 08:57:35 UTC, Jonathan M Davis 
wrote:
> Personally, I'd love to see using arrays in boolean conditions 
> simply be deprecated and then made an error (and maybe changed 
> to check for empty at some point in the future if we want to), 
> since it's often used incorrectly, and even when it is used 
> correctly, it's pretty much always a good idea to do an 
> explicit check instead of an implicit one so that it's clear to 
> anyone else reading the code what you meant to check for.

It was deprecated and then un-deprecated - see 
https://issues.dlang.org/show_bug.cgi?id=4733#c38 for why it was 
problematic, possible solutions and also a link to a 2015 
discussion.