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Make it possible to generate GAP functions from Julia #212

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Mar 11, 2019
Merged

Make it possible to generate GAP functions from Julia #212

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97fa9a7
Make it possible to generate GAP functions from Julia
sebasguts Mar 9, 2019
ad180cf
Code formatting in test/conversion.jl
fingolfin Mar 11, 2019
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8 changes: 8 additions & 0 deletions pkg/GAPJulia/JuliaInterface/julia/ccalls.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -97,6 +97,14 @@ function ElmList(x::MPtr,position)
return GET_FROM_GAP(o)
end

function NewJuliaFunc(x::Function)
o = ccall( :NewJuliaFunc,
MPtr,
(Any,),
x )
return o
end

"""
(func::MPtr)(args...)

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2 changes: 2 additions & 0 deletions pkg/GAPJulia/JuliaInterface/julia/julia_to_gap.jl
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Expand Up @@ -130,5 +130,7 @@ function julia_to_gap(obj::Dict{T,S}, recursive::Val{Recursive}=Val(false), recu
return record
end

julia_to_gap(func::Function) = NewJuliaFunc(func)


## TODO: BitArray <-> blist; ranges; ...
8 changes: 8 additions & 0 deletions test/conversion.jl
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Expand Up @@ -226,4 +226,12 @@ end
xx = GAP.EvalString( "[1,,1]" )
@test GAP.julia_to_gap([1,nothing,1]) == xx

## Test function conversion
return_first(args...) = args[1]
return_first_gap = GAP.julia_to_gap(return_first)
@test GAP.Globals.IsFunction(return_first) == false
@test GAP.Globals.IsFunction(return_first_gap) == true
list = GAP.EvalString("[1,2,3]")
@test GAP.Globals.List(list,return_first_gap) == list
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end