fix vcs log errors on empty repos

1 files changed, 12 insertions, 0 deletions

diff --git a/ranger/vcs/git.py b/ranger/vcs/git.py
index 9df27b39..b2e79a06 100644
--- a/ranger/vcs/git.py
+++ b/ranger/vcs/git.py
@@ -35,6 +35,15 @@ class Git(Vcs):
         return self._vcs(path, 'git', args, silent=silent, catchout=catchout, bytes=bytes)
 
 
+    def _has_head(self):
+        """Checks whether repo has head"""
+        try:
+            self._git(self.path, ['rev-parse', 'HEAD'], silent=True)
+        except VcsError:
+            return False
+        return True
+
+
     def _head_ref(self):
         """Gets HEAD's ref"""
         ref = self._git(self.path, ['symbolic-ref', self.HEAD], catchout=True, silent=True)
@@ -230,11 +239,13 @@ class Git(Vcs):
 
     def get_log(self, filelist=None, maxres=None):
         """Get the entire log for the current HEAD"""
+        if not self._has_head(): return []
         return self._log(refspec=None, maxres=maxres, filelist=filelist)
 
 
     def get_raw_log(self, filelist=None):
         """Gets the raw log as a string"""
+        if not self._has_head(): return []
         args = ['log']
         if filelist: args = args + ['--'] + filelist
         return self._git(self.path, args, catchout=True)
@@ -278,6 +289,7 @@ class Git(Vcs):
         """Gets info about the given revision rev"""
         if rev == None: rev = self.HEAD
         rev = self._sanitize_rev(rev)
+        if rev == self.HEAD and not self._has_head(): return None
 
         L = self._log(refspec=rev)
         if len(L) == 0: