On Sat, Jan 12, 2013 at 3:21 AM, James Gao <[email protected]> wrote:
> and how about these two case:
>
> a) fn foo<T1: Ord, Eq, Hash; T2: Ord, ::Eq> (...) {...}
>
> b) fn foo<T1: Ord + Eq + Hash, T2: Ord + ::Eq> (...) {...}
>
>
Really likes b), + looks especially suiting since we are adding up
requirements.
-- Matthieu
>
> On Sat, Jan 12, 2013 at 6:27 AM, Gareth Smith <[email protected]
> > wrote:
>
>> On 11/01/13 18:50, Niko Matsakis wrote:
>>
>>>
>>> fn foo<T:Eq>(..) {...} // One bound is the same
>>> fn foo<T:(Ord, Eq, Hash)>(...) {...} // Multiple bounds require
>>> parentheses
>>>
>>
>> How about using { ... } rather than ( ... ), like imports:
>>
>> use xxx::{a, b, c};
>>
>> fn foo<T:{Ord, Eq, Hash}>(...) { ... }
>>
>> I don't know that this is better but maybe it is worth considering?
>>
>> Gareth.
>>
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>
>
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