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From: Neal D. Becker (ndbecker2_at_[hidden])
Date: 2004-05-06 12:10:32

Rob Stewart wrote:

> From: Vladimir Prus <ghost_at_[hidden]>
>> Neal D. Becker wrote:
>> > 1. Is it possible to expand --help so that it also gives the default
>> > values
>> > of options? Obviously, it's not likely to tell defaults that it
>> > doesn't no about, but at least the ones specified by default_value()?
>> I need to think about it. The biggest issue I see that that it would mean
>> that if you have option of type T then T would be required to have
>> operator<<, which might be too severe limitation.
> Require that all default_value()'s provide a default value string either
> from operator << or explicitly when supplying the default value?
> default_value(x) -> must support operator <<(x)
> default_value(x, "x") -> no need for operator <<(x)

Good idea!

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