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-rw-r--r--src/Text/Pandoc/Writers/Markdown/Inline.hs9
1 files changed, 3 insertions, 6 deletions
diff --git a/src/Text/Pandoc/Writers/Markdown/Inline.hs b/src/Text/Pandoc/Writers/Markdown/Inline.hs
index 19157701e..e35e1a0b9 100644
--- a/src/Text/Pandoc/Writers/Markdown/Inline.hs
+++ b/src/Text/Pandoc/Writers/Markdown/Inline.hs
@@ -17,6 +17,7 @@ import Control.Monad.Reader
import Control.Monad.State.Strict
import Data.Char (isAlphaNum, isDigit)
import Data.List (find, intersperse)
+import Data.List.NonEmpty (nonEmpty)
import qualified Data.Map as M
import Data.Maybe (fromMaybe)
import Data.Text (Text)
@@ -383,9 +384,7 @@ inlineToMarkdown opts (Quoted DoubleQuote lst) = do
else "“" <> contents <> "”"
inlineToMarkdown opts (Code attr str) = do
let tickGroups = filter (T.any (== '`')) $ T.group str
- let longest = if null tickGroups
- then 0
- else maximum $ map T.length tickGroups
+ let longest = maybe 0 maximum $ nonEmpty $ map T.length tickGroups
let marker = T.replicate (longest + 1) "`"
let spacer = if longest == 0 then "" else " "
let attrs = if isEnabled Ext_inline_code_attributes opts && attr /= nullAttr
@@ -438,9 +437,7 @@ inlineToMarkdown opts (Math DisplayMath str) =
(texMathToInlines DisplayMath str >>= inlineListToMarkdown opts)
inlineToMarkdown opts il@(RawInline f str) = do
let tickGroups = filter (T.any (== '`')) $ T.group str
- let numticks = if null tickGroups
- then 1
- else 1 + maximum (map T.length tickGroups)
+ let numticks = 1 + maybe 0 maximum (nonEmpty (map T.length tickGroups))
variant <- asks envVariant
let Format fmt = f
let rawAttribInline = return $