1 files changed, 7 insertions, 0 deletions
diff --git a/src/Text/Pandoc/Shared.hs b/src/Text/Pandoc/Shared.hs
index 06c1b89c3..f1df22c4f 100644
--- a/src/Text/Pandoc/Shared.hs
+++ b/src/Text/Pandoc/Shared.hs
@@ -57,6 +57,7 @@ module Text.Pandoc.Shared (
                      NoteTable,
                      defaultParserState,
                      nullBlock,
+                     failIfStrict,
                      escaped,
                      -- * Native format prettyprinting
                      prettyPandoc,
@@ -184,6 +185,12 @@ nullBlock = do
   anyChar 
   return Null
 
+-- | Fail if reader is in strict markdown syntax mode.
+failIfStrict :: GenParser Char ParserState ()
+failIfStrict = do
+    state <- getState
+    if stateStrict state then fail "Strict mode" else return ()
+
 -- | Parses backslash, then applies character parser.
 escaped :: GenParser Char st Char  -- ^ Parser for character to escape
         -> GenParser Char st Inline