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Pull request/d4fc7c24 #2

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0f89f3c
dict access to arrays
damiendr Oct 6, 2015
a51d7ca
fixed newline
damiendr Oct 6, 2015
d4fc7c2
added setter
damiendr Oct 6, 2015
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17 changes: 17 additions & 0 deletions src/StructsOfArrays.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -46,4 +46,21 @@ end
x
end
end

function Base.getindex{T}(A::StructOfArrays{T}, s::Symbol)
idx = findfirst(fieldnames(T), s)
if (idx == 0)
throw(KeyError(s))
end
A.arrays[idx]
end

function Base.setindex!{T}(A::StructOfArrays{T}, x, s::Symbol)
idx = findfirst(fieldnames(T), s)
if (idx == 0)
throw(KeyError(s))
end
A.arrays[idx][:] = x
end

end # module
7 changes: 7 additions & 0 deletions test/runtests.jl
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Expand Up @@ -31,3 +31,10 @@ small = StructOfArrays(Complex64, 2)
@test typeof(similar(small, SubString)) === Vector{SubString}
@test typeof(similar(small, OneField)) === Vector{OneField}
@test typeof(similar(small, Complex128)) <: StructOfArrays

fields = StructOfArrays(OneField, 2)
@test typeof(fields[:x]) === Vector{Int}
@test length(fields[:x]) == 2

fields[:x] = [1, 2]
@test fields[:x] == [1, 2]