# HG changeset patch
# User Sean Farley <sean@farley.io>
# Date 1464382812 25200
# Node ID 4c4232e511677f06f684bdbf532bdc9e4adf5c9a
# Parent  a0efbfbba7b5f97573766de9410e50cb4a6a201f
histedit: extract common summary code into method

We're going to need to use this code in our autoverb logic so let's
extract it now and save ourselves from code duplication.

diff -r a0efbfbba7b5 -r 4c4232e51167 hgext/histedit.py
--- a/hgext/histedit.py	Thu May 26 15:43:00 2016 -0700
+++ b/hgext/histedit.py	Fri May 27 14:00:12 2016 -0700
@@ -1269,6 +1269,14 @@
                                     'histedit')
     state.backupfile = backupfile
 
+def _getsummary(ctx):
+    # a common pattern is to extract the summary but default to the empty
+    # string
+    summary = ctx.description() or ''
+    if summary:
+        summary = summary.splitlines()[0]
+    return summary
+
 def bootstrapcontinue(ui, state, opts):
     repo = state.repo
     if state.actions: