From 804e8eeed2fbcd0b4a52ad908b8ccccf89563097 Mon Sep 17 00:00:00 2001
From: John MacFarlane <jgm@berkeley.edu>
Date: Thu, 2 Jul 2020 09:03:56 -0700
Subject: Revert "Ipnyb: allow lossless round-tripping of markdown cell
 content."

This reverts commit efbc2050315b60c8a753dee6255465f1083019ab.
---
 src/Text/Pandoc/Readers/Ipynb.hs | 3 +--
 src/Text/Pandoc/Writers/Ipynb.hs | 7 ++-----
 2 files changed, 3 insertions(+), 7 deletions(-)

(limited to 'src/Text/Pandoc')

diff --git a/src/Text/Pandoc/Readers/Ipynb.hs b/src/Text/Pandoc/Readers/Ipynb.hs
index 056fa431c..a245bdad3 100644
--- a/src/Text/Pandoc/Readers/Ipynb.hs
+++ b/src/Text/Pandoc/Readers/Ipynb.hs
@@ -79,8 +79,7 @@ cellToBlocks opts lang c = do
   case cellType c of
     Ipynb.Markdown -> do
       Pandoc _ bs <- walk fixImage <$> readMarkdown opts source
-      let kvs' = ("source", source) : kvs
-      return $ B.divWith ("",["cell","markdown"],kvs')
+      return $ B.divWith ("",["cell","markdown"],kvs)
              $ B.fromList bs
     Ipynb.Heading lev -> do
       Pandoc _ bs <- readMarkdown opts
diff --git a/src/Text/Pandoc/Writers/Ipynb.hs b/src/Text/Pandoc/Writers/Ipynb.hs
index 86e2abbdf..d01d5a7e5 100644
--- a/src/Text/Pandoc/Writers/Ipynb.hs
+++ b/src/Text/Pandoc/Writers/Ipynb.hs
@@ -102,13 +102,10 @@ extractCells _ [] = return []
 extractCells opts (Div (_id,classes,kvs) xs : bs)
   | "cell" `elem` classes
   , "markdown" `elem` classes = do
-      let meta = pairsToJSONMeta [(k,v) | (k,v) <- kvs, k /= "source"]
+      let meta = pairsToJSONMeta kvs
       (newdoc, attachments) <-
         runStateT (walkM addAttachment (Pandoc nullMeta xs)) mempty
-      source <- case lookup "source" kvs of
-                  Just s  -> return s
-                  Nothing -> writeMarkdown opts{ writerTemplate = Nothing }
-                              newdoc
+      source <- writeMarkdown opts{ writerTemplate = Nothing } newdoc
       (Ipynb.Cell{
           cellType = Markdown
         , cellSource = Source $ breakLines $ T.stripEnd source
-- 
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