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authorPhilipp Hagemeister <phihag@phihag.de>2015-02-18 23:59:50 +0100
committerPhilipp Hagemeister <phihag@phihag.de>2015-02-18 23:59:51 +0100
commitd305dd73a3d6927f0a2c63d08662a183fa173833 (patch)
treec13bf94c2fc99d90d498bf97078a6f00973053d3
parent85d586617750d38d742a24f141b099f6b898d269 (diff)
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[utils] Fix js_to_json
Previously, the runtime could be atrocious for longer inputs.
-rw-r--r--test/test_utils.py4
-rw-r--r--youtube_dl/utils.py4
2 files changed, 6 insertions, 2 deletions
diff --git a/test/test_utils.py b/test/test_utils.py
index 1c29d0889..c7373af1e 100644
--- a/test/test_utils.py
+++ b/test/test_utils.py
@@ -370,6 +370,10 @@ class TestUtil(unittest.TestCase):
             "playlist":[{"controls":{"all":null}}]
         }''')
 
+        inp = '"SAND Number: SAND 2013-7800P\\nPresenter: Tom Russo\\nHabanero Software Training - Xyce Software\\nXyce, Sandia\\u0027s"'
+        json_code = js_to_json(inp)
+        self.assertEqual(json.loads(json_code), json.loads(inp))
+
     def test_js_to_json_edgecases(self):
         on = js_to_json("{abc_def:'1\\'\\\\2\\\\\\'3\"4'}")
         self.assertEqual(json.loads(on), {"abc_def": "1'\\2\\'3\"4"})
diff --git a/youtube_dl/utils.py b/youtube_dl/utils.py
index 3eb6bc6d4..4358137a0 100644
--- a/youtube_dl/utils.py
+++ b/youtube_dl/utils.py
@@ -1560,8 +1560,8 @@ def js_to_json(code):
         return '"%s"' % v
 
     res = re.sub(r'''(?x)
-        "(?:[^"\\]*(?:\\\\|\\")?)*"|
-        '(?:[^'\\]*(?:\\\\|\\')?)*'|
+        "(?:[^"\\]*(?:\\\\|\\['"nu]))*[^"\\]*"|
+        '(?:[^'\\]*(?:\\\\|\\['"nu]))*[^'\\]*'|
         [a-zA-Z_][.a-zA-Z_0-9]*
         ''', fix_kv, code)
     res = re.sub(r',(\s*\])', lambda m: m.group(1), res)