Allow CartesianIndices with Bool argument

Follow up to the problem discussed in JuliaLang#31829 (comment). I came to the conclusion that `CartesianIndices((true,))` should be allowed as in this context `true` represents a dimension length not an index.
bkamins · Mar 9, 2021 · fd47846 · fd47846
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commit fd47846
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/base/multidimensional.jl b/base/multidimensional.jl
@@ -278,6 +278,7 @@ module IteratorsMD
 
     CartesianIndices(A::AbstractArray) = CartesianIndices(axes(A))
 
+    _convert2ind(sz::Bool) = Base.OneTo(Int(sz))
     _convert2ind(sz::Integer) = Base.OneTo(sz)
     _convert2ind(sz::AbstractUnitRange) = first(sz):last(sz)
     _convert2ind(sz::OrdinalRange) = first(sz):step(sz):last(sz)