errorEmptyList

[mgajda]

For unknown reasons I see the errorEmptyList in Text.Table.Builder line 111, which indicates that the edge case is not handled well. Would be nice to see a helpful error message instead.

pandoc --mathml --filter pandoc-csv2table --filter pandoc-crossref --highlight-style=haddock --citeproc --from=markdown+tex_math_dollars+yaml_metadata_block+footnotes+yaml_metadata_block --columns 40 --csl lncs/springer-lecture-notes-in-computer-science.csl --filter pandoc-plot \
	--template=lncs/template.tex		\
	--pdf-engine=pdflatex		\
	-o out/xml-typelift.pdf xml-typelift.md
pandoc-csv2table: Prelude.head: empty list
CallStack (from HasCallStack):
  error, called at libraries/base/GHC/List.hs:1644:3 in base:GHC.List
  errorEmptyList, called at libraries/base/GHC/List.hs:87:11 in base:GHC.List
  badHead, called at libraries/base/GHC/List.hs:83:28 in base:GHC.List
  head, called at src/Text/Table/Builder.hs:111:42 in pandoc-csv2table-1.0.9-3i1fJjkoOsKCZExeZBOInU:Text.Table.Builder