Update ArrayInterface.jl

ChrisRackauckas · web-flow · commit b98e4c5698f3 · 2019-01-25T05:05:43.000-05:00
diff --git a/src/ArrayInterface.jl b/src/ArrayInterface.jl
@@ -14,6 +14,7 @@ Base.@pure ismutable(x::DataType) = x.mutable
 ismutable(x) = ismutable(typeof(x))
 
 ismutable(::Type{Array}) = true
+ismutable(::Type{<:Number}) = false
 
 
 function __init__()
