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Introduce OneElementArray
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‎Project.toml‎

Lines changed: 3 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -1,13 +1,14 @@
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name = "SparseArraysBase"
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uuid = "0d5efcca-f356-4864-8770-e1ed8d78f208"
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authors = ["ITensor developers <[email protected]> and contributors"]
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version = "0.2.10"
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version = "0.2.11"
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[deps]
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Accessors = "7d9f7c33-5ae7-4f3b-8dc6-eff91059b697"
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ArrayLayouts = "4c555306-a7a7-4459-81d9-ec55ddd5c99a"
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DerivableInterfaces = "6c5e35bf-e59e-4898-b73c-732dcc4ba65f"
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Dictionaries = "85a47980-9c8c-11e8-2b9f-f7ca1fa99fb4"
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FillArrays = "1a297f60-69ca-5386-bcde-b61e274b549b"
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LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
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MapBroadcast = "ebd9b9da-f48d-417c-9660-449667d60261"
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@@ -17,6 +18,7 @@ Aqua = "0.8.9"
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ArrayLayouts = "1.11.0"
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DerivableInterfaces = "0.3.7"
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Dictionaries = "0.4.3"
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FillArrays = "1.13.0"
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LinearAlgebra = "1.10"
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MapBroadcast = "0.1.5"
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SafeTestsets = "0.1"

‎src/SparseArraysBase.jl‎

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@@ -3,8 +3,12 @@ module SparseArraysBase
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export SparseArrayDOK,
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SparseMatrixDOK,
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SparseVectorDOK,
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OneElementArray,
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OneElementMatrix,
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OneElementVector,
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eachstoredindex,
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isstored,
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oneelementarray,
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storedlength,
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storedpairs,
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storedvalues
@@ -14,5 +18,6 @@ include("sparsearrayinterface.jl")
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include("wrappers.jl")
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include("abstractsparsearray.jl")
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include("sparsearraydok.jl")
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include("oneelementarray.jl")
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end

‎src/oneelementarray.jl‎

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Original file line numberDiff line numberDiff line change
@@ -0,0 +1,278 @@
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using FillArrays: Fill
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# Like [`FillArrays.OneElement`](https://github.com/JuliaArrays/FillArrays.jl)
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# and [`OneHotArrays.OneHotArray`](https://github.com/FluxML/OneHotArrays.jl).
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struct OneElementArray{T,N,I,A,F} <: AbstractSparseArray{T,N}
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value::T
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index::I
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axes::A
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getunstoredindex::F
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end
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using DerivableInterfaces: @array_aliases
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# Define `OneElementMatrix`, `AnyOneElementArray`, etc.
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@array_aliases OneElementArray
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function OneElementArray{T,N}(
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value, index::NTuple{N,Int}, axes::NTuple{N,AbstractUnitRange}, getunstoredindex
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) where {T,N}
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return OneElementArray{T,N,typeof(index),typeof(axes),typeof(getunstoredindex)}(
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value, index, axes, getunstoredindex
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)
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end
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function OneElementArray{T,N}(
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value, index::NTuple{N,Int}, axes::NTuple{N,AbstractUnitRange}
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) where {T,N}
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return OneElementArray{T,N}(value, index, axes, default_getunstoredindex)
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end
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function OneElementArray{<:Any,N}(
30+
value::T, index::NTuple{N,Int}, axes::NTuple{N,AbstractUnitRange}
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) where {T,N}
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return OneElementArray{T,N}(value, index, axes)
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end
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function OneElementArray(
35+
value::T, index::NTuple{N,Int}, axes::NTuple{N,AbstractUnitRange}
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) where {T,N}
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return OneElementArray{T,N}(value, index, axes)
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end
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function OneElementArray{T,N}(
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index::NTuple{N,Int}, axes::NTuple{N,AbstractUnitRange}
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) where {T,N}
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return OneElementArray{T,N}(one(T), index, axes)
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end
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function OneElementArray{<:Any,N}(
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index::NTuple{N,Int}, axes::NTuple{N,AbstractUnitRange}
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) where {N}
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return OneElementArray{Bool,N}(index, axes)
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end
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function OneElementArray{T}(
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index::NTuple{N,Int}, axes::NTuple{N,AbstractUnitRange}
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) where {T,N}
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return OneElementArray{T,N}(index, axes)
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end
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function OneElementArray(index::NTuple{N,Int}, axes::NTuple{N,AbstractUnitRange}) where {N}
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return OneElementArray{Bool,N}(index, axes)
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end
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function OneElementArray{T,N}(
60+
value, ax_ind::Vararg{Pair{<:AbstractUnitRange,Int},N}
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) where {T,N}
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return OneElementArray{T,N}(value, last.(ax_ind), first.(ax_ind))
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end
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function OneElementArray{<:Any,N}(
65+
value::T, ax_ind::Vararg{Pair{<:AbstractUnitRange,Int},N}
66+
) where {T,N}
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return OneElementArray{T,N}(value, ax_ind...)
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end
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function OneElementArray{T}(
70+
value, ax_ind::Vararg{Pair{<:AbstractUnitRange,Int},N}
71+
) where {T,N}
72+
return OneElementArray{T,N}(value, ax_ind...)
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end
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function OneElementArray(
75+
value::T, ax_ind::Vararg{Pair{<:AbstractUnitRange,Int},N}
76+
) where {T,N}
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return OneElementArray{T,N}(value, ax_ind...)
78+
end
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function OneElementArray{T,N}(ax_ind::Vararg{Pair{<:AbstractUnitRange,Int},N}) where {T,N}
81+
return OneElementArray{T,N}(last.(ax_ind), first.(ax_ind))
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end
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function OneElementArray{<:Any,N}(ax_ind::Vararg{Pair{<:AbstractUnitRange,Int},N}) where {N}
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return OneElementArray{Bool,N}(ax_ind...)
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end
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function OneElementArray{T}(ax_ind::Vararg{Pair{<:AbstractUnitRange,Int},N}) where {T,N}
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return OneElementArray{T,N}(ax_ind...)
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end
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function OneElementArray(ax_ind::Vararg{Pair{<:AbstractUnitRange,Int},N}) where {N}
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return OneElementArray{Bool,N}(ax_ind...)
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end
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# Fix ambiguity errors.
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function OneElementArray{T,0}(value, index::Tuple{}, axes::Tuple{}) where {T}
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return OneElementArray{T,0}(value, index, axes, default_getunstoredindex)
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end
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function OneElementArray{<:Any,0}(value::T, index::Tuple{}, axes::Tuple{}) where {T}
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return OneElementArray{T,0}(value, index, axes)
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end
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function OneElementArray{T}(value, index::Tuple{}, axes::Tuple{}) where {T}
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return OneElementArray{T,0}(value, index, axes)
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end
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function OneElementArray(value::T, index::Tuple{}, axes::Tuple{}) where {T}
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return OneElementArray{T,0}(value, index, axes)
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end
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# Fix ambiguity errors.
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function OneElementArray{T,0}(index::Tuple{}, axes::Tuple{}) where {T}
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return OneElementArray{T,0}(one(T), index, axes)
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end
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function OneElementArray{<:Any,0}(index::Tuple{}, axes::Tuple{})
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return OneElementArray{Bool,0}(index, axes)
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end
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function OneElementArray{T}(index::Tuple{}, axes::Tuple{}) where {T}
115+
return OneElementArray{T,0}(index, axes)
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end
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function OneElementArray(index::Tuple{}, axes::Tuple{})
118+
return OneElementArray{Bool,0}(value, index, axes)
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end
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function OneElementArray{T,0}(value) where {T}
122+
return OneElementArray{T,0}(value, (), ())
123+
end
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function OneElementArray{<:Any,0}(value::T) where {T}
125+
return OneElementArray{T,0}(value)
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end
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function OneElementArray{T}(value) where {T}
128+
return OneElementArray{T,0}(value)
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end
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function OneElementArray(value::T) where {T}
131+
return OneElementArray{T}(value)
132+
end
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function OneElementArray{T,0}(index::Tuple{}, axes::Tuple{}) where {T}
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return OneElementArray{T,0}(one(T), (), ())
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end
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function OneElementArray{T,0}() where {T}
138+
return OneElementArray{T,0}((), ())
139+
end
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function OneElementArray{<:Any,0}()
141+
return OneElementArray{Bool,0}(value)
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end
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function OneElementArray{T}() where {T}
144+
return OneElementArray{T,0}()
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end
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function OneElementArray()
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return OneElementArray{Bool}()
148+
end
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function OneElementArray{T,N}(
151+
value, index::NTuple{N,Int}, size::NTuple{N,Integer}
152+
) where {T,N}
153+
return OneElementArray{T,N}(value, index, Base.oneto.(size))
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end
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function OneElementArray{<:Any,N}(
156+
value::T, index::NTuple{N,Int}, size::NTuple{N,Integer}
157+
) where {T,N}
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return OneElementArray{T,N}(value, index, size)
159+
end
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function OneElementArray{T}(
161+
value, index::NTuple{N,Int}, size::NTuple{N,Integer}
162+
) where {T,N}
163+
return OneElementArray{T,N}(value, index, size)
164+
end
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function OneElementArray(
166+
value::T, index::NTuple{N,Int}, size::NTuple{N,Integer}
167+
) where {T,N}
168+
return OneElementArray{T,N}(value, index, Base.oneto.(size))
169+
end
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function OneElementArray{T,N}(index::NTuple{N,Int}, size::NTuple{N,Integer}) where {T,N}
172+
return OneElementArray{T,N}(one(T), index, size)
173+
end
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function OneElementArray{<:Any,N}(index::NTuple{N,Int}, size::NTuple{N,Integer}) where {N}
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return OneElementArray{Bool,N}(index, size)
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end
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function OneElementArray{T}(index::NTuple{N,Int}, size::NTuple{N,Integer}) where {T,N}
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return OneElementArray{T,N}(index, size)
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end
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function OneElementArray(index::NTuple{N,Int}, size::NTuple{N,Integer}) where {N}
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return OneElementArray{Bool,N}(index, size)
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end
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function OneElementVector{T}(value, index::Int, length::Integer) where {T}
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return OneElementVector{T}(value, (index,), (length,))
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end
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function OneElementVector(value::T, index::Int, length::Integer) where {T}
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return OneElementVector{T}(value, index, length)
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end
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function OneElementArray{T}(value, index::Int, length::Integer) where {T}
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return OneElementVector{T}(value, index, length)
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end
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function OneElementArray(value::T, index::Int, length::Integer) where {T}
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return OneElementVector{T}(value, index, length)
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end
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function OneElementVector{T}(index::Int, size::Integer) where {T}
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return OneElementVector{T}((index,), (size,))
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end
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function OneElementVector(index::Int, length::Integer)
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return OneElementVector{Bool}(index, length)
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end
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function OneElementArray{T}(index::Int, size::Integer) where {T}
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return OneElementVector{T}(index, size)
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end
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OneElementArray(index::Int, size::Integer) = OneElementVector{Bool}(index, size)
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# Interface to overload for constructing arrays like `OneElementArray`,
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# that may not be `OneElementArray` (i.e. wrapped versions).
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function oneelement(
211+
value, index::NTuple{N,Int}, axes::NTuple{N,AbstractUnitRange}
212+
) where {N}
213+
return OneElementArray(value, index, axes)
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end
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function oneelement(
216+
eltype::Type, index::NTuple{N,Int}, axes::NTuple{N,AbstractUnitRange}
217+
) where {N}
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return oneelement(one(eltype), index, axes)
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end
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function oneelement(index::NTuple{N,Int}, axes::NTuple{N,AbstractUnitRange}) where {N}
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return oneelement(Bool, index, axes)
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end
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function oneelement(value, index::NTuple{N,Int}, size::NTuple{N,Integer}) where {N}
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return OneElementArray(value, index, size)
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end
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function oneelement(eltype::Type, index::NTuple{N,Int}, size::NTuple{N,Integer}) where {N}
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return oneelement(one(eltype), index, size)
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end
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function oneelement(index::NTuple{N,Int}, size::NTuple{N,Integer}) where {N}
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return oneelement(Bool, index, size)
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end
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function oneelement(value, ax_ind::Pair{<:AbstractUnitRange,Int}...)
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return oneelement(value, last.(ax_ind), first.(ax_ind))
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end
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function oneelement(eltype::Type, ax_ind::Pair{<:AbstractUnitRange,Int}...)
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return oneelement(one(eltype), ax_ind...)
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end
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function oneelement(ax_ind::Pair{<:AbstractUnitRange,Int}...)
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return oneelement(Bool, ax_ind...)
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end
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function oneelement(value)
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return oneelement(value, (), ())
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end
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function oneelement(eltype::Type)
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return oneelement(one(eltype))
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end
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function oneelement()
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return oneelement(Bool)
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end
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Base.axes(a::OneElementArray) = getfield(a, :axes)
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Base.size(a::OneElementArray) = length.(axes(a))
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storedvalue(a::OneElementArray) = getfield(a, :value)
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storedvalues(a::OneElementArray) = Fill(storedvalue(a), 1)
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storedindex(a::OneElementArray) = getfield(a, :index)
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function isstored(a::OneElementArray, I::Int...)
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return I == storedindex(a)
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end
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function eachstoredindex(a::OneElementArray)
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return Fill(CartesianIndex(storedindex(a)), 1)
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end
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function getstoredindex(a::OneElementArray, I::Int...)
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return storedvalue(a)
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end
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function getunstoredindex(a::OneElementArray, I::Int...)
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return a.getunstoredindex(a, I...)
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end
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function setstoredindex!(a::OneElementArray, value, I::Int...)
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return error("`OneElementArray` is immutable, you can't set elements.")
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end
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function setunstoredindex!(a::OneElementArray, value, I::Int...)
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return error("`OneElementArray` is immutable, you can't set elements.")
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end

‎test/basics/test_basics.jl‎ renamed to ‎test/test_basics.jl‎

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‎test/basics/test_diagonal.jl‎ renamed to ‎test/test_diagonal.jl‎

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‎test/basics/test_exports.jl‎ renamed to ‎test/test_exports.jl‎

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‎test/basics/test_linalg.jl‎ renamed to ‎test/test_linalg.jl‎

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