41 lines
963 B
Haskell
41 lines
963 B
Haskell
import Lang
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import Ebnf
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import Spans
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import Glosses
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import Text.Pandoc.Definition
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import Text.Pandoc.JSON
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import Text.Pandoc.Walk
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import qualified Data.Map as Map
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main :: IO ()
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main = toJSONFilter filter where
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filter p@(Pandoc (Meta m) _) = do
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lang' <- toLang $ Map.lookup "conlang" m
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let ?lang = lang'
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fmap (walk makeEbnf .
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walk (concatMap makeBlocks) .
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walk inlineLetterList) $
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walkM spans =<<
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walkM (fmap concat . traverse glosses) p
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makeBlocks :: Block -> [Block]
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makeBlocks (Div ("", [cls], []) blks)
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| cls `elem` ["figure", "aside"] = [open] ++ blks ++ [close]
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where
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open = html $ "<" <> cls <> ">"
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close = html $ "</" <> cls <> ">"
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html = RawBlock (Format "html")
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makeBlocks b = [b]
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inlineLetterList :: Block -> Block
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inlineLetterList (Div a@(_, cs, _) blks)
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| "letter-list" `elem` cs = Div a (walk go blks)
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where
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go (Para xs) = Plain xs
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go b = b
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inlineLetterList b = b
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