Throw error on arrays of arrays. Part of #116

jonniedie · Jan 20, 2022 · 94c0e74 · 94c0e74
1 parent cb798fc
commit 94c0e74
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Showing 2 changed files with 135 additions and 126 deletions.
diff --git a/src/componentarray.jl b/src/componentarray.jl
@@ -175,7 +175,7 @@ function make_idx(data, x::AbstractArray, last_val)
     out = last_index(last_val) .+ (1:length(x))
     return (data, ViewAxis(out, ShapedAxis(size(x))))
 end
-function make_idx(data, x::A, last_val) where A<:AbstractArray{<:Union{NamedTuple, ComponentArray}}
+function make_idx(data, x::A, last_val) where {A<:AbstractArray{<:Union{NamedTuple, ComponentArray}}}
     len = recursive_length(x)
     if eltype(x) |> isconcretetype
         out = ()
@@ -196,6 +196,9 @@ function make_idx(data, x::A, last_val) where A<:AbstractArray{<:Union{NamedTupl
         error("Only homogeneous arrays of inner ComponentArrays are allowed.")
     end
 end
+function make_idx(data, x::A, last_val) where {A<:AbstractArray{<:AbstractArray}}
+    error("ComponentArrays cannot currently contain arrays of arrays as elements. This one contains: \n $x\n")
+end
 
 
 #TODO: Make all internal function names start with underscores