Deparametrising types

[mauro3]

Adapting this one:

Get new type with different parameter

Have a read through: https://docs.julialang.org/en/v1/manual/methods/#Extracting-the-type-parameter-from-a-super-type-1 The thing is, that parameters might change place, or don’t exist (see the BitVector example). Thus, it is generally not a good idea to do this. If you still want to do it, you probably want a generated function: julia> @generated function newT(::Type{T}, ::Type{TT}) where {T,TT} getfield(parentmodule(T), nameof(T)){TT} end newT (generic function with 2 me…

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