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Diffstat (limited to 'morphlib/gitdir.py')
| -rw-r--r-- | morphlib/gitdir.py | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/morphlib/gitdir.py b/morphlib/gitdir.py index 9fef4f1e..fd7f3808 100644 --- a/morphlib/gitdir.py +++ b/morphlib/gitdir.py @@ -537,6 +537,13 @@ class GitDirectory(object): def resolve_ref_to_tree(self, ref): return self._rev_parse('%s^{tree}' % ref) + def ref_exists(self, ref): + try: + self._rev_parse('%s^{commit}' % ref) + return True + except InvalidRefError: + return False + def _list_files_in_work_tree(self): for dirpath, subdirs, filenames in os.walk(self.dirname): if dirpath == self.dirname and '.git' in subdirs: |