Only consider added migrations

django_migration_linter/migration_linter.py

@@ -152,16 +152,16 @@ class MigrationLinter(object):
     def _gather_migrations_git(self, git_commit_id):
         migrations = []
         # Get changes since specified commit
-        git_diff_command = 'cd {0} && git diff --name-only {1}'.format(
+        git_diff_command = 'cd {0} && git diff --name-status {1}'.format(
             self.django_path, git_commit_id)
         log.info('Executing {0}'.format(git_diff_command))
         diff_process = Popen(
             git_diff_command, shell=True, stdout=PIPE, stderr=PIPE)
         for line in map(
                 utils.clean_bytes_to_str, diff_process.stdout.readlines()):
-            # Only gather lines that include migrations
+            # Only gather lines that include added migrations
             if re.search(
-                    '\/{0}\/.*\.py'.format(self.MIGRATION_FOLDER_NAME),
+                    '^A.*\/{0}\/.*\.py'.format(self.MIGRATION_FOLDER_NAME),
                     line) and \
                         '__init__' not in line:
                 app_name, migration_name = self._split_migration_path(line)