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authorJohn MacFarlane <jgm@berkeley.edu>2020-11-21 12:24:37 -0800
committerJohn MacFarlane <jgm@berkeley.edu>2020-11-21 12:24:37 -0800
commit7db2cf5d2f637fc73377e32af776002e3670ef50 (patch)
tree39bc52667913a07c3be172c4641b317c8f8ba411
parentfec8223d3a6979f675513300b2211c6235b8bccd (diff)
downloadpandoc-7db2cf5d2f637fc73377e32af776002e3670ef50.tar.gz
LaTeX reader: more robust parsing of bracketed options.
Improves on 9a40976. Closes #6873.
-rw-r--r--src/Text/Pandoc/Readers/LaTeX.hs11
-rw-r--r--test/command/6873.md7
2 files changed, 15 insertions, 3 deletions
diff --git a/src/Text/Pandoc/Readers/LaTeX.hs b/src/Text/Pandoc/Readers/LaTeX.hs
index 2ec191154..9b6cc0e3f 100644
--- a/src/Text/Pandoc/Readers/LaTeX.hs
+++ b/src/Text/Pandoc/Readers/LaTeX.hs
@@ -559,9 +559,14 @@ tok = try $ spaces >> grouped inline <|> inlineCommand' <|> singleChar'
return $ str t
opt :: PandocMonad m => LP m Inlines
-opt = bracketed inline
- <|>
- (str . T.dropWhile (=='[') . T.dropWhileEnd (==']') <$> rawopt)
+opt = do
+ toks <- try (sp *> bracketedToks <* sp)
+ -- now parse the toks as inlines
+ st <- getState
+ parsed <- runParserT (mconcat <$> many inline) st "bracketed option" toks
+ case parsed of
+ Right result -> return result
+ Left e -> throwError $ PandocParsecError (untokenize toks) e
paropt :: PandocMonad m => LP m Inlines
paropt = parenWrapped inline
diff --git a/test/command/6873.md b/test/command/6873.md
new file mode 100644
index 000000000..d747a47ff
--- /dev/null
+++ b/test/command/6873.md
@@ -0,0 +1,7 @@
+```
+% pandoc -f latex -t native --citeproc
+\cite[„Etwas […{]} auslassen“]{key}
+^D
+[WARNING] Citeproc: citation key not found
+[Para [Cite [Citation {citationId = "key", citationPrefix = [], citationSuffix = [Str "\8222Etwas",Space,Str "[\8230",Span ("",[],[]) [Str "]"],Space,Str "auslassen\8220"], citationMode = NormalCitation, citationNoteNum = 0, citationHash = 0}] [Str "(",Strong [Str "key?"],Str "\8222Etwas",Space,Str "[\8230",Span ("",[],[]) [Str "]"],Space,Str "auslassen\8220)"]]]
+```