diff options
Diffstat (limited to 'src/Text/Pandoc/Readers/Markdown.hs')
| -rw-r--r-- | src/Text/Pandoc/Readers/Markdown.hs | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/Text/Pandoc/Readers/Markdown.hs b/src/Text/Pandoc/Readers/Markdown.hs index 5c3a21bb7..8fd0b68e2 100644 --- a/src/Text/Pandoc/Readers/Markdown.hs +++ b/src/Text/Pandoc/Readers/Markdown.hs @@ -21,6 +21,7 @@ module Text.Pandoc.Readers.Markdown ( import Control.Monad import Control.Monad.Except (throwError) import Data.Char (isAlphaNum, isPunctuation, isSpace) +import Data.Functor (($>)) import Data.List (transpose, elemIndex, sortOn) import qualified Data.Map as M import Data.Maybe @@ -1485,6 +1486,7 @@ inline = choice [ whitespace , note , cite , bracketedSpan + , githubWikiLink , link , image , math @@ -1780,6 +1782,29 @@ source = do linkTitle :: PandocMonad m => MarkdownParser m Text linkTitle = quotedTitle '"' <|> quotedTitle '\'' +-- Github wiki style link, with optional title +-- syntax documented under https://help.github.com/en/github/building-a-strong-community/editing-wiki-content +githubWikiLink :: PandocMonad m => MarkdownParser m (F Inlines) +githubWikiLink = try $ guardEnabled Ext_wikilinks >> wikilink + where + wikilink = try $ do + string "[[" + firstPart <- fmap mconcat . sequence <$> wikiText + (char '|' *> complexWikilink firstPart) + <|> (string "]]" $> (B.link + <$> (stringify <$> firstPart) + <*> return "wikilink" + <*> firstPart)) + + complexWikilink firstPart = do + url <- fmap stringify . sequence <$> wikiText + string "]]" + return $ B.link <$> url + <*> return "wikilink" + <*> firstPart + + wikiText = many (whitespace <|> bareURL <|> str <|> endline <|> escapedChar) + link :: PandocMonad m => MarkdownParser m (F Inlines) link = try $ do st <- getState |