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dkarraschdkarrasch
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collect summary/show methods in show.jl
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-27
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4 files changed

+97
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‎src/LinearMaps.jl‎

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@@ -122,6 +122,7 @@ include("functionmap.jl") # using a function as linear map
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include("blockmap.jl") # block linear maps
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include("kronecker.jl") # Kronecker product of linear maps
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include("conversion.jl") # conversion of linear maps to matrices
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include("show.jl") # show methods for LinearMap objects
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"""
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LinearMap(A; kwargs...)

‎src/blockmap.jl‎

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@@ -377,25 +377,6 @@ for Atype in (AbstractVector, AbstractMatrix)
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end
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end
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############
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# show methods
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############
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# block2string(b, s) = string(join(map(string, b), '×'), "-blocked ", Base.dims2string(s))
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# Base.summary(a::BlockMap) = string(block2string(nblocks(a), size(a)), " ", typeof(a))
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# # _show_typeof(io, a) = show(io, typeof(a))
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# function Base.summary(io::IO, a::AbstractBlockMap)
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# print(io, block2string(nblocks(a), size(a)))
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# print(io, ' ')
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# _show_typeof(io, a)
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# end
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# function _show_typeof(io::IO, a::AbstractBlockMap{T}) where {T}
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# Base.show_type_name(io, typeof(a).name)
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# print(io, '{')
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# show(io, T)
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# print(io, '}')
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# end
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############
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# BlockDiagonalMap
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############

‎src/functionmap.jl‎

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@@ -21,14 +21,6 @@ FunctionMap{T}(f, M::Int; kwargs...) where {T} = FunctionMap{T}(f, nothi
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FunctionMap{T}(f, M::Int, N::Int; kwargs...) where {T} = FunctionMap{T}(f, nothing, M, N; kwargs...)
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FunctionMap{T}(f, fc, M::Int; kwargs...) where {T} = FunctionMap{T}(f, fc, M, M; kwargs...)
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# show
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function Base.show(io::IO, A::FunctionMap{T, F, Nothing}) where {T, F}
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print(io, "LinearMaps.FunctionMap{$T}($(A.f), $(A.M), $(A.N); ismutating=$(A._ismutating), issymmetric=$(A._issymmetric), ishermitian=$(A._ishermitian), isposdef=$(A._isposdef))")
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end
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function Base.show(io::IO, A::FunctionMap{T}) where {T}
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print(io, "LinearMaps.FunctionMap{$T}($(A.f), $(A.fc), $(A.M), $(A.N); ismutating=$(A._ismutating), issymmetric=$(A._issymmetric), ishermitian=$(A._ishermitian), isposdef=$(A._isposdef))")
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end
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# properties
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Base.size(A::FunctionMap) = (A.M, A.N)
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LinearAlgebra.issymmetric(A::FunctionMap) = A._issymmetric

‎src/show.jl‎

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@@ -0,0 +1,96 @@
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# summary
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function Base.summary(io::IO, A::LinearMap)
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print(io, Base.dims2string(size(A)))
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print(io, ' ')
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_show_typeof(io, A)
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end
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# show
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Base.show(io::IO, A::LinearMap) = (summary(io, A); _show(io, A))
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function _show(io::IO, A::FunctionMap{T,F,Nothing}) where {T,F}
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print(io, "($(A.f); ismutating=$(A._ismutating), issymmetric=$(A._issymmetric), ishermitian=$(A._ishermitian), isposdef=$(A._isposdef))")
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end
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function _show(io::IO, A::FunctionMap)
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print(io, "($(A.f), $(A.fc); ismutating=$(A._ismutating), issymmetric=$(A._issymmetric), ishermitian=$(A._ishermitian), isposdef=$(A._isposdef))")
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end
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function _show(io::IO, A::Union{CompositeMap,LinearCombination,KroneckerMap,KroneckerSumMap})
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n = length(A.maps)
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println(io, " with $n map", n>1 ? "s" : "", ":")
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print_maps(io, A.maps)
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end
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function _show(io::IO, A::Union{AdjointMap,TransposeMap,WrappedMap})
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println(io, " of")
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L = A.lmap
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if A isa MatrixMap
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# summary(io, L)
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# println(io, ":")
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Base.print_matrix(io, L)
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else
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_show(io, L)
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end
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end
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function _show(io::IO, A::BlockMap)
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nrows = length(A.rows)
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n = length(A.maps)
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println(io, " with $n block map", n>1 ? "s" : "", " in $nrows block row", nrows>1 ? "s" : "")
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print_maps(io, A.maps)
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end
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function _show(io::IO, A::BlockDiagonalMap)
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nrows = length(A.rows)
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n = length(A.maps)
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println(io, " with $n diagonal block map", n>1 ? "s" : "")
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print_maps(io, A.maps)
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end
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function _show(io::IO, J::UniformScalingMap)
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s = "$(J.λ)"
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if occursin(r"\w+\s*[\+\-]\s*\w+", s)
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s = " ($s)"
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else
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s = " $s"
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end
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print(io, "\n$s")
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end
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# helper functions
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function _show_typeof(io::IO, A::LinearMap{T}) where {T}
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Base.show_type_name(io, typeof(A).name)
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print(io, '{')
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show(io, T)
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print(io, '}')
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end
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function print_maps(io::IO, maps::Tuple{Vararg{LinearMap}})
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n = length(maps)
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if get(io, :limit, true) && n > 10
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s = 1:5
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e = n-5:n
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if e[1] - s[end] > 1
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for i in s
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# print(io, ' ')
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show(io, maps[i])
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end
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println(io, "⋮")
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for i in e
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println(io, "")
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# print(io, ' ')
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show(io, maps[i])
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end
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else
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for i in 1:n-1
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# print(io, ' ')
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show(io, maps[i])
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println(io, "")
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end
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# print(io, ' ')
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show(io, last(maps))
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end
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else
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for i in 1:n-1
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# print(io, ' ')
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show(io, maps[i])
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println(io, "")
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end
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# print(io, ' ')
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show(io, last(maps))
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end
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end

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