bug#41544: 26.3; Possible incorrect results from color-distance

[Mattias Engdegård]

10 juni 2020 kl. 17.08 skrev Eli Zaretskii <eliz@gnu.org>:

> Please make sure the doc string says that the function will return
> either the black or the white color, depending on which one will
> contrast better with COLOR.  Otherwise it is impossible to know,
> without looking at the code, that this function can return only these
> two colors.

A good suggestion -- followed.

> Other than that, I'm okay with the following parts of your patch:
> 
>  . the changes in list-colors-print
>  . the addition of color-dark-p and the change in
>    readable-foreground-color to use it
>  . the replacement of css--contrasty-color with
>    readable-foreground-color (assuming Tom doesn't object)

Thank you, pushed to master. It does not prevent extended use later on.

Would still like a better reason for it than a curt dismissal without any 
technical argument whatsoever other than a general aversion to change. The 
proposed code is likely considerably better researched and tested than what it 
aimed to replace ever was.