fix strutils.split_special_areas

2 files changed, 10 insertions, 2 deletions

diff --git a/mitmproxy/utils/strutils.py b/mitmproxy/utils/strutils.py
index 1a4b5bb2..37bed7de 100644
--- a/mitmproxy/utils/strutils.py
+++ b/mitmproxy/utils/strutils.py
@@ -172,14 +172,14 @@ def split_special_areas(
     "".join(split_special_areas(x, ...)) == x always holds true.
     """
     patterns = "|".join(
-        r"{lchar}.*?{rchar}".format(
+        r"{lchar}[\s\S]*?{rchar}".format(
             lchar=a,
             rchar=b,
         ) for (a, b) in area_delimiter)
     return re.split(
         "({})".format(patterns),
         data,
-        re.MULTILINE
+        flags=re.MULTILINE
     )
 
 
diff --git a/test/mitmproxy/utils/test_strutils.py b/test/mitmproxy/utils/test_strutils.py
index ea3569c0..7ec72e4e 100644
--- a/test/mitmproxy/utils/test_strutils.py
+++ b/test/mitmproxy/utils/test_strutils.py
@@ -111,6 +111,14 @@ def test_split_special_areas():
         """foo 'b\\'a"r' baz""",
         ESCAPE_QUOTES
     ) == ["foo ", "'b\\'a\"r'", " baz"]
+    assert strutils.split_special_areas(
+        "foo\n/*bar\nbaz*/\nqux",
+        [(r'/\*', r'\*/')]
+    ) == ["foo\n", "/*bar\nbaz*/", "\nqux"]
+    assert strutils.split_special_areas(
+        "foo\n//bar\nbaz",
+        [(r'//', r'$')]
+    ) == ["foo\n", "//bar", "\nbaz"]
 
 
 def test_escape_special_areas():