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author | John MacFarlane <jgm@berkeley.edu> | 2014-06-20 10:39:24 -0700 |
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committer | John MacFarlane <jgm@berkeley.edu> | 2014-06-20 10:39:24 -0700 |
commit | cab4b829b3683cec1def11d7189b5a850f23b016 (patch) | |
tree | c59f5e49080c5b3054107ddcbd796dbea5c7fb4d | |
parent | 12efffa85a257dbe81137f97334b2c6a7e072777 (diff) | |
download | pandoc-cab4b829b3683cec1def11d7189b5a850f23b016.tar.gz |
Support --trace in HTML reader.
-rw-r--r-- | src/Text/Pandoc/Readers/HTML.hs | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/src/Text/Pandoc/Readers/HTML.hs b/src/Text/Pandoc/Readers/HTML.hs index 204239923..7bbad4257 100644 --- a/src/Text/Pandoc/Readers/HTML.hs +++ b/src/Text/Pandoc/Readers/HTML.hs @@ -50,6 +50,8 @@ import Data.Char ( isDigit ) import Control.Monad ( liftM, guard, when, mzero ) import Control.Applicative ( (<$>), (<$), (<*) ) import Data.Monoid +import Text.Printf (printf) +import Debug.Trace (trace) isSpace :: Char -> Bool isSpace ' ' = True @@ -92,7 +94,10 @@ pHead = pInTags "head" $ pTitle <|> pMetaTag <|> (mempty <$ pAnyTag) return mempty block :: TagParser Blocks -block = choice +block = do + tr <- getOption readerTrace + pos <- getPosition + res <- choice [ pPara , pHeader , pBlockQuote @@ -106,6 +111,10 @@ block = choice , pDiv , pRawHtmlBlock ] + when tr $ trace (printf "line %d: %s" (sourceLine pos) + (take 60 $ show $ B.toList res)) (return ()) + return res + pList :: TagParser Blocks pList = pBulletList <|> pOrderedList <|> pDefinitionList |