Fix warnings and update tests.

Author: jgm

src/Text/Pandoc/Writers/LaTeX.hs

@@ -33,14 +33,13 @@ import Control.Monad
 import Data.Containers.ListUtils (nubOrd)
 import Data.Char (isDigit)
 import Data.List (intersperse, (\\))
-import Data.Maybe (catMaybes, fromMaybe, isJust, mapMaybe, isNothing,
-                   maybeToList)
+import Data.Maybe (catMaybes, fromMaybe, isJust, mapMaybe, isNothing)
 import Data.Monoid (Any (..))
 import Data.Text (Text)
 import qualified Data.Text as T
 import Network.URI (unEscapeString)
 import Text.DocTemplates (FromContext(lookupContext), Val(..), renderTemplate)
-import Text.Collate.Lang (renderLang, Lang(langLanguage))
+import Text.Collate.Lang (renderLang)
 import Text.Pandoc.Class.PandocMonad (PandocMonad, report, toLang)
 import Text.Pandoc.Definition
 import Text.Pandoc.Highlighting (formatLaTeXBlock, formatLaTeXInline, highlight,

test/command/9472.md

@@ -57,7 +57,7 @@ More text in English. ['Zitat auf Deutsch.']{lang=de}
 \let\LanguageShortHands\languageshorthands
 \def\languageshorthands#1{}
 \ifLuaTeX
-  \usepackage[german]{selnolig} % disable illegal ligatures
+  \usepackage{selnolig} % disable illegal ligatures
 \fi
 \setlength{\emergencystretch}{3em} % prevent overfull lines
 \providecommand{\tightlist}{%

test/writers-lang-and-dir.latex

@@ -51,7 +51,7 @@
 \let\LanguageShortHands\languageshorthands
 \def\languageshorthands#1{}
 \ifLuaTeX
-  \usepackage[english,german]{selnolig} % disable illegal ligatures
+  \usepackage{selnolig} % disable illegal ligatures
 \fi
 \setlength{\emergencystretch}{3em} % prevent overfull lines
 \providecommand{\tightlist}{%