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Add dedicated printing for empty combinatorial objects #4236

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Oct 24, 2024
Merged

Add dedicated printing for empty combinatorial objects #4236

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7 changes: 6 additions & 1 deletion src/Combinatorics/EnumerativeCombinatorics/compositions.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -40,7 +40,12 @@
end

function Base.show(io::IO, ::MIME"text/plain", C::Composition)
print(io, data(C))
c = data(C)
if isempty(c)
print(io, "Empty composition")
return

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end
print(io, c)
end

################################################################################
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7 changes: 6 additions & 1 deletion src/Combinatorics/EnumerativeCombinatorics/partitions.jl
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Expand Up @@ -72,7 +72,12 @@
data(P::Partition) = P.p

function Base.show(io::IO, ::MIME"text/plain", P::Partition)
print(io, data(P))
p = data(P)
if isempty(p)
print(io, "Empty partition")
return

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end
print(io, p)
end

################################################################################
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7 changes: 6 additions & 1 deletion src/Combinatorics/EnumerativeCombinatorics/weak_compositions.jl
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Expand Up @@ -32,7 +32,12 @@
end

function Base.show(io::IO, ::MIME"text/plain", C::WeakComposition)
print(io, data(C))
c = data(C)
if isempty(c)
print(io, "Empty weak composition")
return

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end
print(io, c)
end

################################################################################
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