Frep evaluations shouldn't allocate. about descartes.jl HOT 1 CLOSED

 julia> b = FRep(Sphere(4, (1,2,3)))
Descartes.FRep{3,Int64}(Descartes.Sphere{3,Int64}(4,(1,2,3)),sphere_frep)

julia> @code_lowered b.func(1,2,3)
1-element Array{Any,1}:
 :($(Expr(:lambda, Any[:x,:y,:z], Any[Any[],Any[Any[:x,Any,0],Any[:y,Any,0],Any[:z,Any,0]],Any[Any[:s,Descartes.Sphere{3,Int64},1]],0], :(begin  # /home/steve/.julia/v0.4/Descartes/src/frep.jl, line 7:
        return sqrt((x - getindex((top(getfield))(s,:location)::Any,1)::Any)::Any ^ 2::Any + (y - getindex((top(getfield))(s,:location)::Any,2)::Any)::Any ^ 2::Any + (z - getindex((top(getfield))(s,:location)::Any,3)::Any)::Any ^ 2::Any::Any)::Any - (top(getfield))(s,:radius)::Any::Any
    end::Any))))