Skip to content

Preserve axes in similar for BlockArrays #422

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
jishnub merged 2 commits into from
Oct 29, 2024
Merged

Preserve axes in similar for BlockArrays #422

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
48c6fa9
Preserve axes in similar for BlockArrays
jishnub Oct 16, 2024
1ce8185
Add test
jishnub Oct 16, 2024
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
2 changes: 1 addition & 1 deletion src/blockarray.jl
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -451,7 +451,7 @@ end
@inline Base.similar(block_array::Type{<:AbstractArray{T}}, axes::Tuple{Union{AbstractUnitRange{<:Integer},Integer},AbstractBlockedUnitRange,Vararg{Union{AbstractUnitRange{<:Integer},Integer}}}) where T =
BlockArray{T}(undef, map(to_axes,axes))

@inline Base.similar(B::BlockArray, ::Type{T}) where {T} = mortar(similar.(blocks(B), T))
@inline Base.similar(B::BlockArray, ::Type{T}) where {T} = _BlockArray(similar.(blocks(B), T), axes(B))

const OffsetAxis = Union{Integer, UnitRange, Base.OneTo, Base.IdentityUnitRange}

Expand Down
3 changes: 3 additions & 0 deletions test/test_blockarrays.jl
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -248,6 +248,9 @@ end
@test similar(randn(6,5), Float64, (3,blockedrange(1:3))) isa BlockedMatrix
@test similar(typeof(view(randn(5),1:3)), (blockedrange(1:3),)) isa BlockedVector
@test similar(view(randn(5),1:3), Int, (blockedrange(1:3),)) isa BlockedVector{Int}

b = BlockVector([1,2,3,4,5,6,7,8,9,10], (BlockedOneTo(5:5:10),))
@test zero(b) isa typeof(b)
end

@test_throws DimensionMismatch BlockArray([1,2,3],[1,1])
Expand Down