GetOpt formatting improvements
benjamin.franksen at bessy.de
Wed Jul 2 12:37:14 EDT 2008
Neil Mitchell wrote:
>> Anyway, the maximum output width, as well as a maximum indentation for
>> the option descriptions should be arguments to (new, additional)
>> functions getOptExt and usageInfoExt, with the old getOpt and usageInfo
>> being defined in terms of the new variants.
> I think thats a really bad idea. We want options that work and do the
> sensible thing. When would a user want to set these options to
> different values? Without a use case, and a potential user, these
> extra variants are a waste of hard-drive space.
I thought the use case I had in mind was apparent from the context: finding
out the terminal width and then setting the wrap-width accordingly. And the
max. description indentation could be set as a percentage of the terminal
width. This is all quite similar to what pretty printing libs allow.
Generally I think that hard-coding numerical constants in code is nearly
always a very bad idea. Much worse than adding a few 100 bytes to the
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