From f5f0b76636dcf568d6afa53783fb8dc2d36c74b3 Mon Sep 17 00:00:00 2001
From: n3fariox <n3fariox@gmail.com>
Date: Mon, 15 Jan 2018 23:46:12 -0500
Subject: HTML reader: Fix col width parsing for percentages < 10% (#4262)

Rather than take user input, and place a "0." in front, actually
calculate the percentage to catch cases where small column sizes
(e.g. `2%`)  are needed.
---
 src/Text/Pandoc/Readers/HTML.hs | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

(limited to 'src/Text/Pandoc/Readers')

diff --git a/src/Text/Pandoc/Readers/HTML.hs b/src/Text/Pandoc/Readers/HTML.hs
index e8dd9ec11..f15bf1c96 100644
--- a/src/Text/Pandoc/Readers/HTML.hs
+++ b/src/Text/Pandoc/Readers/HTML.hs
@@ -531,15 +531,18 @@ pCol = try $ do
   skipMany pBlank
   optional $ pSatisfy (matchTagClose "col")
   skipMany pBlank
-  return $ case lookup "width" attribs of
+  let width = case lookup "width" attribs of
            Nothing -> case lookup "style" attribs of
                Just ('w':'i':'d':'t':'h':':':xs) | '%' `elem` xs ->
-                 fromMaybe 0.0 $ safeRead ('0':'.':filter
+                 fromMaybe 0.0 $ safeRead (filter
                    (`notElem` (" \t\r\n%'\";" :: [Char])) xs)
                _ -> 0.0
            Just x | not (null x) && last x == '%' ->
-             fromMaybe 0.0 $ safeRead ('0':'.':init x)
+             fromMaybe 0.0 $ safeRead (init x)
            _ -> 0.0
+  if width > 0.0
+    then return $ width / 100.0
+    else return 0.0
 
 pColgroup :: PandocMonad m => TagParser m [Double]
 pColgroup = try $ do
-- 
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