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authornfnty <git@nfnty.se>2015-12-18 19:45:19 +0100
committernfnty <git@nfnty.se>2016-02-08 04:43:04 +0100
commita9000364629d569340418f78bccbfd3905ff57e3 (patch)
tree5be206276e49c196985c2819d6c9ecefde3a538c
parent34fec205ee153928b7b99d888f04be758041beed (diff)
downloadranger-a9000364629d569340418f78bccbfd3905ff57e3.tar.gz
VCS: Update comments, Minor fixes
-rwxr-xr-xranger/config/commands.py4
-rw-r--r--ranger/container/directory.py9
-rw-r--r--ranger/container/fsobject.py2
-rw-r--r--ranger/ext/vcs/__init__.py3
-rw-r--r--ranger/ext/vcs/bzr.py31
-rw-r--r--ranger/ext/vcs/git.py63
-rw-r--r--ranger/ext/vcs/hg.py32
-rw-r--r--ranger/ext/vcs/svn.py24
-rw-r--r--ranger/ext/vcs/vcs.py120
-rw-r--r--ranger/gui/widgets/__init__.py2
-rw-r--r--ranger/gui/widgets/browsercolumn.py6
-rw-r--r--ranger/gui/widgets/statusbar.py4
12 files changed, 147 insertions, 153 deletions
diff --git a/ranger/config/commands.py b/ranger/config/commands.py
index 6012ed4e..4197ca7b 100755
--- a/ranger/config/commands.py
+++ b/ranger/config/commands.py
@@ -1361,7 +1361,7 @@ class stage(Command):
         if self.fm.thisdir.vcs and self.fm.thisdir.vcs.track:
             filelist = [f.path for f in self.fm.thistab.get_selection()]
             try:
-                self.fm.thisdir.vcs.add(filelist)
+                self.fm.thisdir.vcs.action_add(filelist)
             except VcsError as error:
                 self.fm.notify('Unable to stage files: {0:s}'.format(str(error)))
             self.fm.ui.vcsthread.wakeup()
@@ -1380,7 +1380,7 @@ class unstage(Command):
         if self.fm.thisdir.vcs and self.fm.thisdir.vcs.track:
             filelist = [f.path for f in self.fm.thistab.get_selection()]
             try:
-                self.fm.thisdir.vcs.reset(filelist)
+                self.fm.thisdir.vcs.action_reset(filelist)
             except VcsError as error:
                 self.fm.notify('Unable to unstage files: {0:s}'.format(str(error)))
             self.fm.ui.vcsthread.wakeup()
diff --git a/ranger/container/directory.py b/ranger/container/directory.py
index a31d4ec9..608eda06 100644
--- a/ranger/container/directory.py
+++ b/ranger/container/directory.py
@@ -307,8 +307,7 @@ class Directory(FileSystemObject, Accumulator, Loadable):
                 disk_usage = 0
 
                 if self.vcs and self.vcs.track and not self.vcs.is_root:
-                    self.vcspathstatus = self.vcs.get_status_subpath(
-                        self.path, is_directory=True)
+                    self.vcsstatus = self.vcs.status_subpath(self.path, is_directory=True)
 
                 for name in filenames:
                     try:
@@ -341,9 +340,9 @@ class Directory(FileSystemObject, Accumulator, Loadable):
                             if item.vcs.is_root:
                                 self.has_vcschild = True
                             elif item.is_link and os.path.realpath(item.path) == item.vcs.root:
-                                item.vcspathstatus = item.vcs.rootvcs.get_status_root()
+                                item.vcsstatus = item.vcs.rootvcs.status_root()
                             else:
-                                item.vcspathstatus = item.vcs.get_status_subpath(
+                                item.vcsstatus = item.vcs.status_subpath(
                                     item.path, is_directory=True)
                     else:
                         item = File(name, preload=stats, path_is_abs=True,
@@ -351,7 +350,7 @@ class Directory(FileSystemObject, Accumulator, Loadable):
                         item.load()
                         disk_usage += item.size
                         if self.vcs and self.vcs.track:
-                            item.vcspathstatus = self.vcs.get_status_subpath(item.path)
+                            item.vcsstatus = self.vcs.status_subpath(item.path)
 
                     files.append(item)
                     self.percent = 100 * len(files) // len(filenames)
diff --git a/ranger/container/fsobject.py b/ranger/container/fsobject.py
index c2a8004c..caf6974a 100644
--- a/ranger/container/fsobject.py
+++ b/ranger/container/fsobject.py
@@ -73,7 +73,7 @@ class FileSystemObject(FileManagerAware, SettingsAware):
 
     size = 0
 
-    vcspathstatus = None
+    vcsstatus = None
 
     _linemode = DEFAULT_LINEMODE
     linemode_dict = dict(
diff --git a/ranger/ext/vcs/__init__.py b/ranger/ext/vcs/__init__.py
index 3e62310c..36bbb369 100644
--- a/ranger/ext/vcs/__init__.py
+++ b/ranger/ext/vcs/__init__.py
@@ -1,3 +1,6 @@
+# This file is part of ranger, the console file manager.
+# License: GNU GPL version 3, see the file "AUTHORS" for details.
+
 """VCS Extension"""
 
 from .vcs import Vcs, VcsError, VcsThread
diff --git a/ranger/ext/vcs/bzr.py b/ranger/ext/vcs/bzr.py
index 358db8ad..a771dbb4 100644
--- a/ranger/ext/vcs/bzr.py
+++ b/ranger/ext/vcs/bzr.py
@@ -1,20 +1,22 @@
+# This file is part of ranger, the console file manager.
+# License: GNU GPL version 3, see the file "AUTHORS" for details.
+
 """GNU Bazaar module"""
 
 import os
 import re
 from datetime import datetime
-
 from .vcs import Vcs, VcsError
 
 class Bzr(Vcs):
-    """VCS implementiation for Bzr"""
+    """VCS implementation for GNU Bazaar"""
     HEAD="last:1"
 
     # Generic
     #---------------------------
 
-    def _bzr(self, path, args, silent=True, catchout=False, bytes=False):
-        return self._vcs(path, 'bzr', args, silent=silent, catchout=catchout, bytes=bytes)
+    def _bzr(self, path, args, silent=True, catchout=False, retbytes=False):
+        return self._vcs(path, 'bzr', args, silent=silent, catchout=catchout, retbytes=retbytes)
 
     def _has_head(self):
         """Checks whether repo has head"""
@@ -67,23 +69,19 @@ class Bzr(Vcs):
     # Action Interface
     #---------------------------
 
-    def add(self, filelist=None):
-        """Adds files to the index, preparing for commit"""
+    def action_add(self, filelist=None):
         if filelist != None: self._bzr(self.path, ['add'] + filelist)
         else:                self._bzr(self.path, ['add'])
 
-    def reset(self, filelist=None):
-        """Removes files from the index"""
+    def action_reset(self, filelist=None):
         if filelist != None: self._bzr(self.path, ['remove', '--keep', '--new'] + filelist)
         else:                self._bzr(self.path, ['remove', '--keep', '--new'])
 
     # Data Interface
     #---------------------------
 
-    def get_status_subpaths(self):
-        """Returns a dict indexed by files not in sync their status as values.
-           Paths are given relative to the root. Strips trailing '/' from dirs."""
-        raw = self._bzr(self.path, ['status', '--short', '--no-classify'], catchout=True, bytes=True)
+    def data_status_subpaths(self):
+        raw = self._bzr(self.path, ['status', '--short', '--no-classify'], catchout=True, retbytes=True)
         L = re.findall('^(..)\s*(.*?)\s*$', raw.decode('utf-8'), re.MULTILINE)
         ret = {}
         for st, p in L:
@@ -91,8 +89,7 @@ class Bzr(Vcs):
             ret[os.path.normpath(p.strip())] = sta
         return ret
 
-    def get_status_remote(self):
-        """Returns the url for the remote repo attached to head"""
+    def data_status_remote(self):
         try:
             remote = self._bzr(self.path, ['config', 'parent_location'], catchout=True)
         except VcsError:
@@ -100,13 +97,11 @@ class Bzr(Vcs):
 
         return remote.strip() or None
 
-    def get_branch(self):
-        """Returns the current named branch, if this makes sense for the backend. None otherwise"""
+    def data_branch(self):
         branch = self._bzr(self.path, ['nick'], catchout=True)
         return branch or None
 
-    def get_info(self, rev=None):
-        """Gets info about the given revision rev"""
+    def data_info(self, rev=None):
         if rev == None: rev = self.HEAD
         rev = self._sanitize_rev(rev)
         if rev == self.HEAD and not self._has_head(): return []
diff --git a/ranger/ext/vcs/git.py b/ranger/ext/vcs/git.py
index ab7f516f..0de8f770 100644
--- a/ranger/ext/vcs/git.py
+++ b/ranger/ext/vcs/git.py
@@ -1,10 +1,12 @@
+# This file is part of ranger, the console file manager.
+# License: GNU GPL version 3, see the file "AUTHORS" for details.
+
 """Git module"""
 
 import os
 import re
 from datetime import datetime
 import json
-
 from .vcs import Vcs, VcsError
 
 class Git(Vcs):
@@ -25,17 +27,17 @@ class Git(Vcs):
     # Generic
     #---------------------------
 
-    def _git(self, args, path=None, silent=True, catchout=False, bytes=False):
-        """Call git"""
+    def _git(self, args, path=None, silent=True, catchout=False, retbytes=False):
+        """Run a git command"""
         return self._vcs(path or self.path, 'git', args, silent=silent,
-                         catchout=catchout, bytes=bytes)
+                         catchout=catchout, retbytes=retbytes)
 
     def _head_ref(self):
-        """Gets HEAD's ref"""
+        """Returns HEAD reference"""
         return self._git(['symbolic-ref', self.HEAD], catchout=True, silent=True) or None
 
     def _remote_ref(self, ref):
-        """Gets remote ref associated to given ref"""
+        """Returns remote reference associated to given ref"""
         if ref is None:
             return None
         return self._git(['for-each-ref', '--format=%(upstream)', ref],
@@ -43,13 +45,15 @@ class Git(Vcs):
             or None
 
     def _log(self, refspec=None, maxres=None, filelist=None):
-        """Gets a list of dicts containing revision info, for the revisions matching refspec"""
+        """Returns an array of dicts containing revision info for refspec"""
         args = [
             '--no-pager', 'log',
             '--pretty={'
             '%x00short%x00:%x00%h%x00,'
-            '%x00revid%x00: %x00%H%x00,'
-            '%x00author%x00: %x00%an <%ae>%x00, %x00date%x00: %ct, %x00summary%x00: %x00%s%x00'
+            '%x00revid%x00:%x00%H%x00,'
+            '%x00author%x00:%x00%an <%ae>%x00,'
+            '%x00date%x00:%ct,'
+            '%x00summary%x00:%x00%s%x00'
             '}'
         ]
         if refspec:
@@ -82,30 +86,21 @@ class Git(Vcs):
     # Action interface
     #---------------------------
 
-    def add(self, filelist=None):
-        """Adds files to the index, preparing for commit"""
-        if filelist:
-            self._git(['add', '--all'] + filelist)
-        else:
-            self._git(['add', '--all'])
+    def action_add(self, filelist=[]):
+        self._git(['add', '--all'] + filelist)
 
-    def reset(self, filelist=None):
-        """Removes files from the index"""
-        if filelist:
-            self._git(['reset'] + filelist)
-        else:
-            self._git(['reset'])
+    def action_reset(self, filelist=[]):
+        self._git(['reset'] + filelist)
 
     # Data Interface
     #---------------------------
 
-    def get_status_root_cheap(self):
-        """Returns the status of root, very cheap"""
+    def data_status_root(self):
         statuses = set()
         # Paths with status
         skip = False
         for line in self._git(['status', '--porcelain', '-z'],
-                              catchout=True, bytes=True).decode('utf-8').split('\x00')[:-1]:
+                              catchout=True, retbytes=True).decode('utf-8').split('\x00')[:-1]:
             if skip:
                 skip = False
                 continue
@@ -113,19 +108,18 @@ class Git(Vcs):
             if line.startswith('R'):
                 skip = True
 
-        for status in self.DIR_STATUS:
+        for status in self.DIRSTATUSES:
             if status in statuses:
                 return status
         return 'sync'
 
-    def get_status_subpaths(self):
-        """Returns a dict (path: status) for paths not in sync. Strips trailing '/' from dirs"""
+    def data_status_subpaths(self):
         statuses = {}
 
         # Ignored directories
         for line in self._git(
                 ['ls-files', '-z', '--others', '--directory', '--ignored', '--exclude-standard'],
-                catchout=True, bytes=True
+                catchout=True, retbytes=True
         ).decode('utf-8').split('\x00')[:-1]:
             if line.endswith('/'):
                 statuses[os.path.normpath(line)] = 'ignored'
@@ -133,7 +127,7 @@ class Git(Vcs):
         # Empty directories
         for line in self._git(
                 ['ls-files', '-z', '--others', '--directory', '--exclude-standard'],
-                catchout=True, bytes=True
+                catchout=True, retbytes=True
         ).decode('utf-8').split('\x00')[:-1]:
             if line.endswith('/'):
                 statuses[os.path.normpath(line)] = 'none'
@@ -141,7 +135,7 @@ class Git(Vcs):
         # Paths with status
         skip = False
         for line in self._git(['status', '--porcelain', '-z', '--ignored'],
-                              catchout=True, bytes=True).decode('utf-8').split('\x00')[:-1]:
+                              catchout=True, retbytes=True).decode('utf-8').split('\x00')[:-1]:
             if skip:
                 skip = False
                 continue
@@ -151,8 +145,7 @@ class Git(Vcs):
 
         return statuses
 
-    def get_status_remote(self):
-        """Checks the status of the repo regarding sync state with remote branch"""
+    def data_status_remote(self):
         try:
             head = self._head_ref()
             remote = self._remote_ref(head)
@@ -170,8 +163,7 @@ class Git(Vcs):
         else:
             return 'behind' if behind else 'sync'
 
-    def get_branch(self):
-        """Returns the current named branch, if this makes sense for the backend. None otherwise"""
+    def data_branch(self):
         try:
             head = self._head_ref()
         except VcsError:
@@ -185,8 +177,7 @@ class Git(Vcs):
         else:
             return None
 
-    def get_info(self, rev=None):
-        """Gets info about the given revision rev"""
+    def data_info(self, rev=None):
         if rev is None:
             rev = self.HEAD
 
diff --git a/ranger/ext/vcs/hg.py b/ranger/ext/vcs/hg.py
index 58651795..39a81d57 100644
--- a/ranger/ext/vcs/hg.py
+++ b/ranger/ext/vcs/hg.py
@@ -1,19 +1,22 @@
+# This file is part of ranger, the console file manager.
+# License: GNU GPL version 3, see the file "AUTHORS" for details.
+
 """Mercurial module"""
 
 import os
 import re
 from datetime import datetime
-
 from .vcs import Vcs, VcsError
 
 class Hg(Vcs):
+    """VCS implementation for Mercurial"""
     HEAD = 'tip'
 
     # Generic
     #---------------------------
 
-    def _hg(self, path, args, silent=True, catchout=False, bytes=False):
-        return self._vcs(path, 'hg', args, silent=silent, catchout=catchout, bytes=bytes)
+    def _hg(self, path, args, silent=True, catchout=False, retbytes=False):
+        return self._vcs(path, 'hg', args, silent=silent, catchout=catchout, retbytes=retbytes)
 
     def _has_head(self):
         """Checks whether repo has head"""
@@ -71,23 +74,19 @@ class Hg(Vcs):
     # Action Interface
     #---------------------------
 
-    def add(self, filelist=None):
-        """Adds files to the index, preparing for commit"""
+    def action_add(self, filelist=None):
         if filelist != None: self._hg(self.path, ['addremove'] + filelist)
         else:                self._hg(self.path, ['addremove'])
 
-    def reset(self, filelist=None):
-        """Removes files from the index"""
-        if filelist == None: filelist = self.get_status_subpaths().keys()
+    def action_reset(self, filelist=None):
+        if filelist == None: filelist = self.data_status_subpaths().keys()
         self._hg(self.path, ['forget'] + filelist)
 
     # Data Interface
     #---------------------------
 
-    def get_status_subpaths(self):
-        """Returns a dict indexed by files not in sync their status as values.
-           Paths are given relative to the root. Strips trailing '/' from dirs."""
-        raw = self._hg(self.path, ['status'], catchout=True, bytes=True)
+    def data_status_subpaths(self):
+        raw = self._hg(self.path, ['status'], catchout=True, retbytes=True)
         L = re.findall('^(.)\s*(.*?)\s*$', raw.decode('utf-8'), re.MULTILINE)
         ret = {}
         for st, p in L:
@@ -97,8 +96,7 @@ class Hg(Vcs):
             ret[os.path.normpath(p.strip())] = sta
         return ret
 
-    def get_status_remote(self):
-        """Checks the status of the repo regarding sync state with remote branch"""
+    def data_status_remote(self):
         if self.get_remote() == None:
             return "none"
 
@@ -118,13 +116,11 @@ class Hg(Vcs):
         elif not ahead and     behind: return "behind"
         elif not ahead and not behind: return "sync"
 
-    def get_branch(self):
-        """Returns the current named branch, if this makes sense for the backend. None otherwise"""
+    def data_branch(self):
         branch = self._hg(self.path, ['branch'], catchout=True)
         return branch or None
 
-    def get_info(self, rev=None):
-        """Gets info about the given revision rev"""
+    def data_info(self, rev=None):
         if rev == None: rev = self.HEAD
         rev = self._sanitize_rev(rev)
         if rev == self.HEAD and not self._has_head(): return None
diff --git a/ranger/ext/vcs/svn.py b/ranger/ext/vcs/svn.py
index 94617b1c..a8ee66f3 100644
--- a/ranger/ext/vcs/svn.py
+++ b/ranger/ext/vcs/svn.py
@@ -1,3 +1,6 @@
+# This file is part of ranger, the console file manager.
+# License: GNU GPL version 3, see the file "AUTHORS" for details.
+
 """Subversion module"""
 
 from __future__ import with_statement
@@ -8,13 +11,14 @@ from datetime import datetime
 from .vcs import Vcs, VcsError
 
 class SVN(Vcs):
+    """VCS implementation for Subversion"""
     HEAD = 'HEAD'
 
     # Generic
     #---------------------------
 
-    def _svn(self, path, args, silent=True, catchout=False, bytes=False):
-        return self._vcs(path, 'svn', args, silent=silent, catchout=catchout, bytes=bytes)
+    def _svn(self, path, args, silent=True, catchout=False, retbytes=False):
+        return self._vcs(path, 'svn', args, silent=silent, catchout=catchout, retbytes=retbytes)
 
     def _has_head(self):
         """Checks whether repo has head"""
@@ -83,23 +87,23 @@ class SVN(Vcs):
     # Action Interface
     #---------------------------
 
-    def add(self, filelist=None):
+    def action_add(self, filelist=None):
         """Adds files to the index, preparing for commit"""
         if filelist != None: self._svn(self.path, ['add'] + filelist)
         else:                self._svn(self.path, ['add'])
 
-    def reset(self, filelist=None):
+    def action_reset(self, filelist=None):
         """Equivalent to svn revert"""
-        if filelist == None: filelist = self.get_status_subpaths().keys()
+        if filelist == None: filelist = self.data_status_subpaths().keys()
         self._svn(self.path, ['revert'] + filelist)
 
     # Data Interface
     #---------------------------
 
-    def get_status_subpaths(self):
+    def data_status_subpaths(self):
         """Returns a dict indexed by files not in sync their status as values.
            Paths are given relative to the root. Strips trailing '/' from dirs."""
-        raw = self._svn(self.path, ['status'], catchout=True, bytes=True)
+        raw = self._svn(self.path, ['status'], catchout=True, retbytes=True)
 #        logging.debug(raw)
         L = re.findall(r'^(.)\s*(.*?)\s*$', raw.decode('utf-8'), re.MULTILINE)
         ret = {}
@@ -110,19 +114,19 @@ class SVN(Vcs):
             ret[os.path.normpath(p.strip())] = sta
         return ret
 
-    def get_status_remote(self):
+    def data_status_remote(self):
         """Checks the status of the repo regarding sync state with remote branch.
 
         I'm not sure this make sense for SVN so we're just going to return 'sync'"""
         return 'sync'
 
-    def get_branch(self):
+    def data_branch(self):
         """Returns the current named branch, if this makes sense for the backend. None otherwise"""
         return None
         branch = self._svn(self.path, ['branch'], catchout=True)
         return branch or None
 
-    def get_info(self, rev=None):
+    def data_info(self, rev=None):
         """Gets info about the given revision rev"""
         if rev == None: rev = self.HEAD
         rev = self._sanitize_rev(rev)
diff --git a/ranger/ext/vcs/vcs.py b/ranger/ext/vcs/vcs.py
index 69bfcf74..5018fbb9 100644
--- a/ranger/ext/vcs/vcs.py
+++ b/ranger/ext/vcs/vcs.py
@@ -1,3 +1,6 @@
+# This file is part of ranger, the console file manager.
+# License: GNU GPL version 3, see the file "AUTHORS" for details.
+
 """VCS module"""
 
 import os
@@ -5,7 +8,7 @@ import subprocess
 import threading
 
 class VcsError(Exception):
-    """Vcs exception"""
+    """VCS exception"""
     pass
 
 class Vcs(object):
@@ -13,21 +16,16 @@ class Vcs(object):
     This class represents a version controlled path, abstracting the usual
     operations from the different supported backends.
 
-    The backends are declared in te variable self.repo_types, and are derived
+    The backends are declared in REPOTYPES, and are derived
     classes from Vcs with the following restrictions:
 
-     * do NOT implement __init__. Vcs takes care of this.
-
-     * do not create change internal state. All internal state should be
-       handled in Vcs
+     * Override ALL interface methods
+     * Only override interface methods
+     * Do NOT modify internal state. All internal state is handled by Vcs
 
-    Objects from backend classes should never be created directly. Instead
-    create objects of Vcs class. The initialization calls update, which takes
-    care of detecting the right Vcs backend to use and dynamically changes the
-    object type accordingly.
     """
 
-    # These are abstracted revs, representing the current index (staged files),
+    # These are abstracted revisions, representing the current index (staged files),
     # the current head and nothing. Every backend should redefine them if the
     # version control has a similar concept, or implement _sanitize_rev method to
     # clean the rev before using them
@@ -35,6 +33,7 @@ class Vcs(object):
     HEAD = 'HEAD'
     NONE = 'NONE'
 
+    # Backends
     REPOTYPES = {
         'git': {'class': 'Git', 'setting': 'vcs_backend_git'},
         'hg': {'class': 'Hg', 'setting': 'vcs_backend_hg'},
@@ -44,7 +43,7 @@ class Vcs(object):
 
     # Possible directory statuses in order of importance with statuses that
     # don't make sense disabled
-    DIR_STATUS = (
+    DIRSTATUSES = (
         'conflict',
         'untracked',
         'deleted',
@@ -77,15 +76,15 @@ class Vcs(object):
                 self.status_subpaths = {}
 
                 if not os.access(self.repodir, os.R_OK):
-                    directoryobject.vcspathstatus = 'unknown'
+                    directoryobject.vcsstatus = 'unknown'
                     self.remotestatus = 'unknown'
                     return
 
                 try:
-                    self.head = self.get_info(self.HEAD)
-                    self.branch = self.get_branch()
-                    self.remotestatus = self.get_status_remote()
-                    self.obj.vcspathstatus = self.get_status_root_cheap()
+                    self.head = self.data_info(self.HEAD)
+                    self.branch = self.data_branch()
+                    self.remotestatus = self.data_status_remote()
+                    self.obj.vcsstatus = self.data_status_root()
                 except VcsError:
                     return
 
@@ -105,14 +104,14 @@ class Vcs(object):
     # Generic
     #---------------------------
 
-    def _vcs(self, path, cmd, args, silent=False, catchout=False, bytes=False):
-        """Executes a VCS command"""
+    def _vcs(self, path, cmd, args, silent=False, catchout=False, retbytes=False):
+        """Run a VCS command"""
         with open(os.devnull, 'w') as devnull:
             out = devnull if silent else None
             try:
                 if catchout:
                     output = subprocess.check_output([cmd] + args, stderr=out, cwd=path)
-                    return output if bytes else output.decode('utf-8').strip()
+                    return output if retbytes else output.decode('UTF-8').strip()
                 else:
                     subprocess.check_call([cmd] + args, stderr=out, stdout=out, cwd=path)
             except subprocess.CalledProcessError:
@@ -122,7 +121,7 @@ class Vcs(object):
                 raise VcsError("{0:s} error on {1:s}: File not found".format(cmd, path))
 
     def _get_repotype(self, path):
-        """Returns the right repo type for path. None if no repo present in path"""
+        """Get type for path"""
         for repotype in self.repotypes_settings:
             repodir = os.path.join(path, '.{0:s}'.format(repotype))
             if os.path.exists(repodir):
@@ -130,7 +129,7 @@ class Vcs(object):
         return (None, None)
 
     def _find_root(self, path):
-        """Finds the repository root path. Otherwise returns none"""
+        """Finds root path"""
         links = set()
         while True:
             if os.path.islink(path):
@@ -138,12 +137,16 @@ class Vcs(object):
                 relpath = os.path.relpath(self.path, path)
                 path = os.path.realpath(path)
                 self.path = os.path.normpath(os.path.join(path, relpath))
+
             repodir, repotype = self._get_repotype(path)
             if repodir:
                 return (path, repodir, repotype, links)
-            if path == '/':
-                break
+
+            path_old = path
             path = os.path.dirname(path)
+            if path == path_old:
+                break
+
         return (None, None, None, None)
 
     def _update_walk(self, path, purge):
@@ -159,10 +162,10 @@ class Vcs(object):
                 for fileobj in wroot_obj.files_all:
                     if purge:
                         if fileobj.is_directory:
-                            fileobj.vcspathstatus = None
+                            fileobj.vcsstatus = None
                             fileobj.vcs.__init__(fileobj)
                         else:
-                            fileobj.vcspathstatus = None
+                            fileobj.vcsstatus = None
                         continue
 
                     if fileobj.is_directory:
@@ -170,10 +173,10 @@ class Vcs(object):
                         if not fileobj.vcs.track:
                             continue
                         if not fileobj.vcs.is_root:
-                            fileobj.vcspathstatus = wroot_obj.vcs.get_status_subpath(
+                            fileobj.vcsstatus = wroot_obj.vcs.status_subpath(
                                 fileobj.path, is_directory=True)
                     else:
-                        fileobj.vcspathstatus = wroot_obj.vcs.get_status_subpath(fileobj.path)
+                        fileobj.vcsstatus = wroot_obj.vcs.status_subpath(fileobj.path)
 
             # Remove dead directories
             for wdir in list(wdirs):
@@ -186,7 +189,7 @@ class Vcs(object):
                     wdirs.remove(wdir)
 
     def update_tree(self, purge=False):
-        """Update tree"""
+        """Update tree state"""
         self._update_walk(self.root, purge)
         for path in list(self.rootvcs.links):
             self._update_walk(path, purge)
@@ -195,31 +198,30 @@ class Vcs(object):
             except KeyError:
                 continue
             if purge:
-                dirobj.vcspathstatus = None
+                dirobj.vcsstatus = None
                 dirobj.vcs.__init__(dirobj.vcs.obj)
             elif dirobj.vcs.path == self.root:
-                dirobj.vcspathstatus = self.rootvcs.get_status_root()
+                dirobj.vcsstatus = self.rootvcs.status_root()
             else:
-                dirobj.vcspathstatus = dirobj.vcs.get_status_subpath(
-                    dirobj.path, is_directory=True)
+                dirobj.vcsstatus = dirobj.vcs.status_subpath(dirobj.path, is_directory=True)
         if purge:
             self.rootvcs.__init__(self.rootvcs.obj)
 
     def update_root(self):
-        """Update repository"""
+        """Update root state"""
         try:
-            self.rootvcs.head = self.rootvcs.get_info(self.HEAD)
-            self.rootvcs.branch = self.rootvcs.get_branch()
-            self.rootvcs.status_subpaths = self.rootvcs.get_status_subpaths()
-            self.rootvcs.remotestatus = self.rootvcs.get_status_remote()
-            self.rootvcs.obj.vcspathstatus = self.rootvcs.get_status_root()
+            self.rootvcs.head = self.rootvcs.data_info(self.HEAD)
+            self.rootvcs.branch = self.rootvcs.data_branch()
+            self.rootvcs.status_subpaths = self.rootvcs.data_status_subpaths()
+            self.rootvcs.remotestatus = self.rootvcs.data_status_remote()
+            self.rootvcs.obj.vcsstatus = self.rootvcs.status_root()
         except VcsError:
             self.update_tree(purge=True)
             return False
         return True
 
     def check(self):
-        """Check repository health"""
+        """Check health"""
         if not self.in_repodir \
                 and (not self.track or (not self.is_root and self._get_repotype(self.path)[0])):
             self.__init__(self.obj)
@@ -228,15 +230,15 @@ class Vcs(object):
             return False
         return True
 
-    def get_status_root(self):
-        """Returns the status of root"""
+    def status_root(self):
+        """Returns root status"""
         statuses = set(status for path, status in self.status_subpaths.items())
-        for status in self.DIR_STATUS:
+        for status in self.DIRSTATUSES:
             if status in statuses:
                 return status
         return 'sync'
 
-    def get_status_subpath(self, path, is_directory=False):
+    def status_subpath(self, path, is_directory=False):
         """
         Returns the status of path
 
@@ -261,7 +263,7 @@ class Vcs(object):
         if is_directory:
             statuses = set(status for subpath, status in self.rootvcs.status_subpaths.items()
                            if subpath.startswith(relpath + '/'))
-            for status in self.DIR_STATUS:
+            for status in self.DIRSTATUSES:
                 if status in statuses:
                     return status
         return 'sync'
@@ -269,36 +271,39 @@ class Vcs(object):
     # Action interface
     #---------------------------
 
-    def add(self, filelist):
-        """Adds files to the index, preparing for commit"""
+    def action_add(self, filelist):
+        """Adds files to the index"""
         raise NotImplementedError
 
-    def reset(self, filelist):
+    def action_reset(self, filelist):
         """Removes files from the index"""
         raise NotImplementedError
 
     # Data interface
     #---------------------------
 
-    def get_status_root_cheap(self):
-        """Returns the status of self.root cheaply"""
+    def data_status_root(self):
+        """Returns status of self.root cheaply"""
         raise NotImplementedError
 
-    def get_status_subpaths(self):
+    def data_status_subpaths(self):
         """Returns a dict indexed by subpaths not in sync with their status as values.
-           Paths are given relative to self.root. Strips trailing '/' from dirs."""
+           Paths are given relative to self.root"""
         raise NotImplementedError
 
-    def get_status_remote(self):
-        """Checks the status of the entire repo"""
+    def data_status_remote(self):
+        """
+        Returns remote status of repository
+        One of ('sync', 'ahead', 'behind', 'diverged', 'none')
+        """
         raise NotImplementedError
 
-    def get_branch(self):
+    def data_branch(self):
         """Returns the current named branch, if this makes sense for the backend. None otherwise"""
         raise NotImplementedError
 
-    def get_info(self, rev=None):
-        """Gets info about the given revision rev"""
+    def data_info(self, rev=None):
+        """Returns info string about revision rev. None in special cases"""
         raise NotImplementedError
 
 class VcsThread(threading.Thread):
@@ -361,6 +366,7 @@ class VcsThread(threading.Thread):
         """Wakeup thread"""
         self.wake.set()
 
+# Backend imports
 import ranger.ext.vcs.git
 import ranger.ext.vcs.hg
 import ranger.ext.vcs.bzr
diff --git a/ranger/gui/widgets/__init__.py b/ranger/gui/widgets/__init__.py
index 200ae8a8..ac1188ca 100644
--- a/ranger/gui/widgets/__init__.py
+++ b/ranger/gui/widgets/__init__.py
@@ -5,7 +5,7 @@ from ranger.gui.displayable import Displayable
 class Widget(Displayable):
     """A class for classification of widgets."""
 
-    vcspathstatus_symb = {'conflict':  ('X', ["vcsconflict"]),
+    vcsstatus_symb = {'conflict':  ('X', ["vcsconflict"]),
                   'untracked': ('+', ["vcschanged"]),
                   'deleted':   ('-', ["vcschanged"]),
                   'changed':   ('*', ["vcschanged"]),
diff --git a/ranger/gui/widgets/browsercolumn.py b/ranger/gui/widgets/browsercolumn.py
index 13c8f510..58d07072 100644
--- a/ranger/gui/widgets/browsercolumn.py
+++ b/ranger/gui/widgets/browsercolumn.py
@@ -257,7 +257,7 @@ class BrowserColumn(Pager):
             metakey = hash(repr(sorted(metadata.items()))) if metadata else 0
             key = (self.wid, selected_i == i, drawn.marked, self.main_column,
                    drawn.path in copied, tagged_marker, drawn.infostring,
-                   drawn.vcspathstatus,
+                   drawn.vcsstatus,
                    drawn.vcs.remotestatus \
                    if drawn.is_directory and drawn.vcs \
                    and drawn.vcs.is_root and drawn.vcs.track \
@@ -384,8 +384,8 @@ class BrowserColumn(Pager):
                 vcsstring_display.append([vcsstr, ['vcsremote'] + vcscol])
             elif self.target.has_vcschild:
                 vcsstring_display.insert(-1, [" ", []])
-            if drawn.vcspathstatus:
-                vcsstr, vcscol = self.vcspathstatus_symb[drawn.vcspathstatus]
+            if drawn.vcsstatus:
+                vcsstr, vcscol = self.vcsstatus_symb[drawn.vcsstatus]
                 vcsstring_display.append([vcsstr, ['vcsfile'] + vcscol])
             else:
                 vcsstring_display.append([" ", []])
diff --git a/ranger/gui/widgets/statusbar.py b/ranger/gui/widgets/statusbar.py
index 9783a7ad..978171e5 100644
--- a/ranger/gui/widgets/statusbar.py
+++ b/ranger/gui/widgets/statusbar.py
@@ -195,8 +195,8 @@ class StatusBar(Widget):
             if directory.vcs.rootvcs.remotestatus:
                 vcsstr, vcscol = self.vcsremotestatus_symb[directory.vcs.rootvcs.remotestatus]
                 left.add(vcsstr.strip(), 'vcsremote', *vcscol)
-            if target.vcspathstatus:
-                vcsstr, vcscol = self.vcspathstatus_symb[target.vcspathstatus]
+            if target.vcsstatus:
+                vcsstr, vcscol = self.vcsstatus_symb[target.vcsstatus]
                 left.add(vcsstr.strip(), 'vcsfile', *vcscol)
             if directory.vcs.rootvcs.head:
                 left.add_space()