Fix updating of NEWS post-release

1 files changed, 9 insertions, 2 deletions

diff --git a/bumper b/bumper
index a3d6d4f..00fdfc9 100755
--- a/bumper
+++ b/bumper
@@ -101,9 +101,16 @@ class Bumper(cliapp.Application):
             text = f.read()
         pattern = r'^Version \d+(\.\d+)*, released \d\d\d\d-\d\d-\d\d$'
         replacement = 'Version {}, not yet released'.format(version)
-        updated = re.sub(pattern, replacement, text, count=1, flags=re.M)
+        match = re.search(pattern, text, flags=re.M)
+        if not match:
+            raise cliapp.AppException('No place to insert new entry in NEWS')
+        before, after = text[:match.start()], text[match.start():]
         with open('NEWS', 'w') as f:
-            f.write(updated)
+            f.write(before)
+            f.write(replacement + '\n')
+            f.write('-' * len(replacement))
+            f.write('\n\n\n')
+            f.write(after)
 
     def commit(self, version, msg):
         cliapp.runcmd(['git', 'commit', '-am', msg])