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Suppress identity transformation in Latexified expressions #1255

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Sep 2, 2024
Merged

Suppress identity transformation in Latexified expressions #1255

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754141a
Suppress identity transformation in Latexified expressions
hersle Sep 2, 2024
2759c1b
Add test
hersle Sep 2, 2024
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2 changes: 2 additions & 0 deletions src/latexify_recipes.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -230,6 +230,8 @@ function _toexpr(O)
return :(solve($(_toexpr(args[1])), $(_toexpr(args[2]))))
elseif issym(op) && symtype(op) <: AbstractArray
return :(_textbf($(nameof(op))))
elseif op === identity
return _toexpr(only(args)) # suppress identity transformations (e.g. "identity(π)" -> "π")
end
return Expr(:call, Symbol(op), _toexpr(args)...)
end
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2 changes: 2 additions & 0 deletions test/latexify.jl
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Expand Up @@ -57,3 +57,5 @@ Dy = Differential(y)

@test_reference "latexify_refs/indices1.txt" latexify(h[10,10])
@test_reference "latexify_refs/indices2.txt" latexify(h[10,10], index=:bracket)

@test !occursin("identity", latexify(Num(π))) # issue #1254
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