Get the patch name from the description

[stgit] / stgit / commands / common.py

diff --git a/stgit/commands/common.py b/stgit/commands/common.py
index a4b5a87..836884c 100644 (file)
--- a/stgit/commands/common.py
+++ b/stgit/commands/common.py
@@ -233,3 +233,13 @@ def name_email_date(address):
         raise CmdException, 'Incorrect "name <email> date" string: %s' % address
 
     return str_list[0]
+
+def make_patch_name(msg):
+    """Return a string to be used as a patch name. This is generated
+    from the top line of the string passed as argument.
+    """
+    if not msg:
+        return None
+
+    subject_line = msg.lstrip().split('\n', 1)[0]
+    return re.sub('[\W]+', '-', subject_line).strip('-')