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Improve DimensionMismatch error message in TensorMap constructor #456

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Merged
kshyatt merged 1 commit into from
Jun 22, 2026
Merged

Improve DimensionMismatch error message in TensorMap constructor #456

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2 changes: 1 addition & 1 deletion src/tensors/tensor.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -29,7 +29,7 @@ struct TensorMap{T, S <: IndexSpace, N₁, N₂, A <: DenseVector{T}} <: Abstrac
I = sectortype(S)
T <: Real && !(sectorscalartype(I) <: Real) &&
@warn("Tensors with real data might be incompatible with sector type $I", maxlog = 1)
length(data) == dim(space) || throw(DimensionMismatch("invalid length of data"))
length(data) == dim(space) || throw(DimensionMismatch(lazy"length of data ($(length(data))) does not match dimension of space ($(dim(space)))"))
return new{T, S, N₁, N₂, A}(data, space)
end
end
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