Remove ismutablestruct(T::Type)

It's hard to invoke this path. `setproperty!!(Vararg, :a, 2)` works but that sounds too contrived.
JuliaFolds · Jul 2, 2019 · cf1e88f · cf1e88f
1 parent 19455c6
commit cf1e88f
Showing 1 changed file with 0 additions and 1 deletion.
diff --git a/src/core.jl b/src/core.jl
@@ -31,7 +31,6 @@ ismutable(::Type{<:AbstractString}) = false
 ismutablestruct(x) = ismutablestruct(typeof(x))
 Base.@pure ismutablestruct(T::DataType) = T.mutable
 ismutablestruct(::Type{<:NamedTuple}) = false
-ismutablestruct(T::Type) = error("mutability unknown for type $T")  # maybe `false`?
 
 # trymutate(::typeof(push!)) = push!!
 # trymutate(::typeof(append!)) = append!!