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Merged
merged 3 commits into from
Oct 24, 2025
Merged

Move out BlockVec #149

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2051723
Move out BlockVec
dlfivefifty Oct 4, 2025
5439e92
Merge branch 'master' into dl/moveoutblockvec
dlfivefifty Oct 24, 2025
467e308
Update blockconcat.jl
dlfivefifty Oct 24, 2025
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4 changes: 3 additions & 1 deletion src/LazyBandedMatrices.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -17,7 +17,7 @@ import ArrayLayouts: MemoryLayout, bidiagonallayout, bidiagonaluplo, diagonaldat
materialize!, MulAdd, MatMulVecAdd
import LazyArrays: ApplyLayout, AbstractPaddedLayout, PaddedLayout, PaddedColumns, BroadcastLayout, LazyArrayStyle, LazyLayout,
arguments, call, tuple_type_memorylayouts, paddeddata, _broadcast_sub_arguments, resizedata!,
_cumsum, convexunion, applylayout, AbstractLazyBandedLayout, ApplyBandedLayout, BroadcastBandedLayout, LazyBandedLayout
_cumsum, convexunion, applylayout, AbstractLazyBandedLayout, ApplyBandedLayout, BroadcastBandedLayout, LazyBandedLayout, applied_eltype
import BandedMatrices: AbstractBandedMatrix, BandedStyle, bandwidths, isbanded
import BlockBandedMatrices: AbstractBlockBandedLayout, AbstractBandedBlockBandedLayout, BlockRange1, Block1, blockbandwidths, subblockbandwidths,
BlockBandedStyle, BandedBlockBandedStyle, isblockbanded, isbandedblockbanded
Expand All @@ -35,6 +35,8 @@ const AbstractLazyBandedBlockBandedLayout = LazyArraysBlockBandedMatricesExt.Abs
const ApplyBandedBlockBandedLayout = LazyArraysBlockBandedMatricesExt.ApplyBandedBlockBandedLayout
const LazyBlockBandedLayouts = LazyArraysBlockBandedMatricesExt.LazyBlockBandedLayouts

const BlockVec = LazyArraysBlockArraysExt.BlockVec


export DiagTrav, KronTrav, blockkron, BlockKron, BlockBroadcastArray, BlockVcat, BlockHcat, BlockHvcat, unitblocks

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5 changes: 0 additions & 5 deletions src/blockconcat.jl
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Expand Up @@ -488,11 +488,6 @@ MemoryLayout(::Type{BlockBroadcastArray{T,N,FF,Args}}) where {T,N,FF,Args} = blo

resize!(c::BlockBroadcastVector{T,typeof(vcat)}, N::Block{1}) where T = BlockBroadcastVector{T}(vcat, resize!.(c.args, N)...)

####
# BlockVec
####

const BlockVec = LazyBandedMatrices.LazyArraysBlockArraysExt.BlockVec

####
# summary
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31 changes: 0 additions & 31 deletions test/test_blockconcat.jl
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Expand Up @@ -421,35 +421,4 @@ end
end
end

@testset "BlockVec" begin
X = randn(5,4)
b = BlockVec(X)
@test size(b) == (20,)
@test length(b) == 20
@test MemoryLayout(b) isa ApplyLayout{typeof(blockvec)}
@test b == vec(X)
@test view(b, Block(3)) ≡ view(X, :, 3)
@test b[Block(3)] isa Vector
b[5] = 6
@test X[5] == 6
@test resize!(b, Block(2)) == b[Block.(1:2)]

c = BlockVec(X')
@test c == vec(X')
@test view(c, Block(3)) ≡ view(X', :, 3)
@test resize!(c, Block(2)) == c[Block.(1:2)]

c = BlockVec(transpose(X))
@test c == vec(transpose(X))
@test view(c, Block(3)) ≡ view(transpose(X), :, 3)
@test resize!(c, Block(2)) == c[Block.(1:2)]

X = cache(Zeros(5,6));
X[1,1] = 2
c = BlockVec(X);
@test MemoryLayout(c) isa PaddedColumns
@test paddeddata(c) isa BlockVec
@test paddeddata(c) == [2]
end

end # module
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