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-rw-r--r--src/Text/Pandoc/Readers/LaTeX.hs73
1 files changed, 42 insertions, 31 deletions
diff --git a/src/Text/Pandoc/Readers/LaTeX.hs b/src/Text/Pandoc/Readers/LaTeX.hs
index 2155379db..4956b90cb 100644
--- a/src/Text/Pandoc/Readers/LaTeX.hs
+++ b/src/Text/Pandoc/Readers/LaTeX.hs
@@ -191,12 +191,6 @@ inlineCommand = do
word :: PandocMonad m => LP m Inlines
word = str . untoken <$> satisfyTok isWordTok
-regularSymbol :: PandocMonad m => LP m Inlines
-regularSymbol = str . untoken <$> satisfyTok isRegularSymbol
- where isRegularSymbol (Tok _ Symbol t) = not $ T.any isSpecial t
- isRegularSymbol _ = False
- isSpecial c = c `Set.member` specialChars
-
inlineGroup :: PandocMonad m => LP m Inlines
inlineGroup = do
ils <- grouped inline
@@ -961,31 +955,48 @@ lookupListDefault d = (fromMaybe d .) . lookupList
where lookupList l m = msum $ map (`M.lookup` m) l
inline :: PandocMonad m => LP m Inlines
-inline = (mempty <$ comment)
- <|> (space <$ whitespace)
- <|> (softbreak <$ endline)
- <|> word
- <|> macroDef (rawInline "latex")
- <|> inlineCommand'
- <|> inlineEnvironment
- <|> inlineGroup
- <|> (symbol '-' *>
- option (str "-") (symbol '-' *>
- option (str "–") (str "—" <$ symbol '-')))
- <|> doubleQuote
- <|> singleQuote
- <|> (str "”" <$ try (symbol '\'' >> symbol '\''))
- <|> (str "’" <$ symbol '\'')
- <|> (str "\160" <$ symbol '~')
- <|> dollarsMath
- <|> (guardEnabled Ext_literate_haskell *> symbol '|' *> doLHSverb)
- <|> (str . T.singleton <$> primEscape)
- <|> regularSymbol
- <|> (do res <- symbolIn "#^'`\"[]&"
- pos <- getPosition
- let s = untoken res
- report $ ParsingUnescaped s pos
- return $ str s)
+inline = do
+ Tok pos toktype t <- lookAhead anyTok
+ let symbolAsString = str . untoken <$> anySymbol
+ let unescapedSymbolAsString =
+ do s <- untoken <$> anySymbol
+ report $ ParsingUnescaped s pos
+ return $ str s
+ case toktype of
+ Comment -> mempty <$ comment
+ Spaces -> space <$ whitespace
+ Newline -> softbreak <$ endline
+ Word -> word
+ Esc1 -> str . T.singleton <$> primEscape
+ Esc2 -> str . T.singleton <$> primEscape
+ Symbol ->
+ case t of
+ "-" -> symbol '-' *>
+ option (str "-") (symbol '-' *>
+ option (str "–") (str "—" <$ symbol '-'))
+ "'" -> symbol '\'' *>
+ option (str "’") (str "”" <$ symbol '\'')
+ "~" -> str "\160" <$ symbol '~'
+ "`" -> doubleQuote <|> singleQuote <|> symbolAsString
+ "\"" -> doubleQuote <|> singleQuote <|> symbolAsString
+ "“" -> doubleQuote <|> symbolAsString
+ "‘" -> singleQuote <|> symbolAsString
+ "$" -> dollarsMath <|> unescapedSymbolAsString
+ "|" -> (guardEnabled Ext_literate_haskell *>
+ symbol '|' *> doLHSverb) <|> symbolAsString
+ "{" -> inlineGroup
+ "#" -> unescapedSymbolAsString
+ "&" -> unescapedSymbolAsString
+ "_" -> unescapedSymbolAsString
+ "^" -> unescapedSymbolAsString
+ "\\" -> mzero
+ "}" -> mzero
+ _ -> symbolAsString
+ CtrlSeq _ -> macroDef (rawInline "latex")
+ <|> inlineCommand'
+ <|> inlineEnvironment
+ <|> inlineGroup
+ _ -> mzero
inlines :: PandocMonad m => LP m Inlines
inlines = mconcat <$> many inline