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Fix multi-dimensional boolean indexing for Julia 1.12 compatibility #49

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Merged
ChrisRackauckas merged 1 commit into from
Feb 9, 2026
+8 −1
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Fix multi-dimensional boolean indexing for Julia 1.12 compatibility #49

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9 changes: 8 additions & 1 deletion src/indexing.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -69,7 +69,14 @@ end
@inline (ima::IndexedMappedArray{A})(idx::I, d::StaticInt{D}) where {A,I,D} = to_index(lazy_axes(ima.a, d), idx)
@inline function (ima::IndexedMappedArray{A})(idx::AbstractArray{Bool}, dims::Tuple) where {A}
if (last(dims) == ndims(A)) && (IndexStyle(A) isa IndexLinear)
return LogicalIndex{Int}(idx)
# Match Base.to_indices behavior for trailing boolean arrays.
# Julia >= 1.12 uses LogicalIndex(idx) which gives CartesianIndex{N} for N-D booleans.
# Julia < 1.12 uses LogicalIndex{Int}(idx) which gives linear indices.
@static if VERSION >= v"1.12-"
return LogicalIndex(idx)
else
return LogicalIndex{Int}(idx)
end
else
return LogicalIndex(idx)
end
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