Basically the transform is: move first argument to where `call` was
(note that the function parameters stay):
call{T,Y}(::Type{A{I,T}}, t::T, y::Y) = ...
(::Type{A{I,T}}){T,Y}(t::T, y::Y) = ...
On Wed, 2016-06-29 at 23:59, Yichao Yu <yyc1...@gmail.com> wrote:
> On Wed, Jun 29, 2016 at 5:46 PM, Bart Janssens <b...@bartjanssens.org> wrote:
>>
>> Hi all,
>>
>> I'm having some trouble adapting CxxWrap to the new constructor syntax (as
>> opposed to adding call(::Type{...) methods in 0.4). The error is equivalent
>> to the following pure Julia example:
>>
>> type MT{T}
>> msg::String
>> end
>>
>> julia> MT{Float64}() = MT{Float64}("float")
>> WARNING: static parameter Float64 does not occur in signature for Type at
>> REPL[67]:1.
>> The method will not be callable.
>
> Follow the depwarn
>
> julia> type MT{T}
> msg::String
> end
>
> julia> call(::Type{MT{Float64}}) = MT{Float64}("float")
>
> WARNING: deprecated syntax "call(::Type{MT{Float64}}, ...)".
> Use "(::Type{MT{Float64}})(...)" instead.
>
>
>>
>> And indeed:
>>
>> julia> MT{Float64}()
>> ERROR: MethodError: no method matching MT{Float64}()
>>
>> The old syntax still works:
>> julia> call(::Type{MT{Float64}}) = MT{Float64}("float")
>> julia> MT{Float64}()
>> MT{Float64}("float")
>>
>> Is there any way around this? Wrapping C++ template types requires
>> specifying the template types in the constructor for all compiled-in types.
>>
>> Cheers,
>>
>> Bart
