Define dense_dims for VecAdjTrans

Author: chriselrod

Project.toml

@@ -1,6 +1,6 @@
 name = "ArrayInterface"
 uuid = "4fba245c-0d91-5ea0-9b3e-6abc04ee57a9"
-version = "3.0.1"
+version = "3.0.2"
 
 [deps]
 IfElse = "615f187c-cbe4-4ef1-ba3b-2fcf58d6d173"

src/stridelayout.jl

@@ -211,6 +211,14 @@ _all_dense(::Val{N}) where {N} = ntuple(_ -> True(), Val{N}())
 
 dense_dims(::Type{Array{T,N}}) where {T,N} = _all_dense(Val{N}())
 dense_dims(::Type{<:Tuple}) = (True(),)
+function dense_dims(::Type{T}) where {T<:VecAdjTrans}
+    dense = dense_dims(parent_type(T))
+    if dense === nothing
+        return nothing
+    else
+        return (True(), first(dense))
+    end
+end
 function dense_dims(::Type{T}) where {T<:MatAdjTrans}
     dense = dense_dims(parent_type(T))
     if dense === nothing