[m-rev.] for review: colour in error messages

[Zoltan Somogyi]

On 2024-04-24 18:26 +10:00 AEST, "Zoltan Somogyi" <zoltan.somogyi at runbox.com> wrote:
> 4. How should we test this capability? We could pick a standard
> set of colours (the default set should work) and update the .err_exp
> files to contain the resulting terminal escape sequences. Or we could
> add the expected .err files with the escape sequences as new .err_exp2 files,
> leaving the original .err_exp file without those sequences.
> Neither of those would enable us consistently keep testing error messages
> both with colour enabled and with colour disabled.
> 
> We could design a mechanism for executing each test case in invalid* and
> in warning with color both enabled and disabled, with a separate set of
> .err_exp files for each case.

In the absence of an objection by then, on monday around lunchtime,
I intend to start implementing the first proposal above, i.e. including the
terminal escape sequences for the default color scheme in .err_exp files.

Zoltan.