text based file formats

[Walter Bright]

On 12/20/2022 1:51 PM, Adrian Matoga wrote:
> I frequently find it useful for a text data file parser to call a diagnostic 
> callback instead of assuming some default behavior (whether that's forgiving, 
> printing warnings, throwing or something else). With template callback 
> parameters the parser can throw if the user wants it or stay pure nothrow if no 
> action is required.

Yes, sometimes I think this might be the right answer.