Re: [boost] Re: outputformatters - using just one decorator string

From: John Torjo (john.lists_at_[hidden])
Date: 2004-09-23 02:18:58

Reece Dunn wrote:
> John Torjo wrote:
> 
>> Rob Stewart wrote:
>>
>>> Agreed, but pipes ("|") are easier to grok:
>>>
>>>   "<elem> | </elem><elem> | </elem>"
>>>
>>
>> That's fine too.
> 
> 
> This again runs into the problem of what if you want '|' in your format 
> string? One possibility is to use non-printable characters, e.g. \xFF, 
> but I don't think this would have widespread support.
> 
> Implementing escaping for the above will complicate the evaluation of 
> the format string as you cannot use str.find( "|" ). One possibility is 
> to check if '\' exists before '|' after a find; if yes, repeat. Thus '\' 
> becomes context-sensitive. This approach leads to "< |\\| >" for "< 
> a\\b\\c >" formatting being ill-defined.
> 

I am optimistic and know you'll find a solution. The same goes for when 
you use any string in C++ code. If you want '"' character, you escape 
it. So, just make it easy to escape a few chars ;)

Best,
John

-- 
John Torjo
-- john_at_[hidden]
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