On Fri, 16 Apr 2004 10:53:35 -0300
"Batista, Facundo" <FBatista at uniFON.com.ar> wrote:
> [Casey Duncan]
>
> #- I find boolean arguments a general anti-pattern, especially given
> #we- have class methods. Why not use an alternate constructor like::
> #-
> #- pi =
> #- Decimal.rounded_to_context("3.1415926535897932384626433832795")
>
> This is a good idea to me.
>
> We all must decide which of the following is better:
>
> a) Decimal(number) # no context used
> Decimal(number, context)
>
> b) Decimal(number) # no context used
> Decimal.using_context(number, context)
If the context must be explicitly provided as an argument (rather than
just a flag) I think a) is better. It depends also on what other
arguments the constructor has, and thus what other contracts it
fulfills. Are there other optional arguments?
-Casey
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