Prettier printing of errors.

helpers.py

@@ -50,10 +50,19 @@ def _clog(s):
     _log('\x1b[32mredo: %s\x1b[1m%s\x1b[m' % (vars.DEPTH, s))
 def _bwlog(s):
     _log('redo: %s%s' % (vars.DEPTH, s))
+
+def _cerr(s):
+    _log('\x1b[31mredo: %s\x1b[1m%s\x1b[m' % (vars.DEPTH, s))
+def _bwerr(s):
+    _log('redo: %s%s' % (vars.DEPTH, s))
+
+
 if os.isatty(2):
     log = _clog
+    err = _cerr
 else:
     log = _bwlog
+    err = _bwerr
 
 
 def debug(s):
@@ -61,7 +70,6 @@ def debug(s):
         _log('redo: %s%s' % (vars.DEPTH, s))
 
 
-
 def relpath(t, base):
     t = os.path.abspath(t)
     tparts = t.split('/')