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-rw-r--r--src/Text/Pandoc/Readers/HTML/Table.hs3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/Text/Pandoc/Readers/HTML/Table.hs b/src/Text/Pandoc/Readers/HTML/Table.hs
index 6179ea8e7..ad0b51253 100644
--- a/src/Text/Pandoc/Readers/HTML/Table.hs
+++ b/src/Text/Pandoc/Readers/HTML/Table.hs
@@ -17,6 +17,7 @@ module Text.Pandoc.Readers.HTML.Table (pTable) where
import Control.Applicative ((<|>))
import Data.Maybe (fromMaybe)
+import Data.List.NonEmpty (nonEmpty)
import Data.Text (Text)
import Text.HTML.TagSoup
import Text.Pandoc.Builder (Blocks)
@@ -216,7 +217,7 @@ normalize widths head' bodies foot = do
let rows = headRows head' <> concatMap bodyRows bodies <> footRows foot
let cellWidth (Cell _ _ _ (ColSpan cs) _) = cs
let rowLength = foldr (\cell acc -> cellWidth cell + acc) 0 . rowCells
- let ncols = maximum (map rowLength rows)
+ let ncols = maybe 0 maximum $ nonEmpty $ map rowLength rows
let tblType = tableType (map rowCells rows)
-- fail on empty table
if null rows