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support map with GPU arrays #305

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support map with GPU arrays #305

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2 changes: 2 additions & 0 deletions src/structarray.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -495,6 +495,8 @@ function Base.showarg(io::IO, s::StructArray{T}, toplevel) where T
toplevel && print(io, " with eltype ", T)
end

Base.map(f, s::StructArray) = f.(s)

# broadcast
import Base.Broadcast: BroadcastStyle, AbstractArrayStyle, Broadcasted, DefaultArrayStyle, Unknown, ArrayConflict
using Base.Broadcast: combine_styles
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9 changes: 9 additions & 0 deletions test/runtests.jl
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Expand Up @@ -1377,6 +1377,15 @@ Base.BroadcastStyle(::Broadcast.ArrayStyle{MyArray2}, S::Broadcast.DefaultArrayS
@test @inferred(bcmul2(sa)) isa StructArray
@test backend(bcmul2(sa)) === backend(sa)
@test (sa .+= 1) === sa

@test_broken collect(sa)

a2 = map(x -> real(x) + 1, sa)
@test a2::JLArray == sa.re .+ 1
sa2 = map(x -> x + 1, sa)
@test sa2.re::JLArray == sa.re .+ 1
sa3 = map(x -> (a=x + 1, b=x.re + x.im), sa)
@test sa3.b::JLArray == sa.re .+ sa.im
end

@testset "StructSparseArray" begin
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