Prevent type exception on concatenation if diffstat returns None.
This will most often occur if diffstat is not installed in the
target platform, though may also happen in other cases where
diffstat fails to execute.
Signed-off-by: Sean Dague <sean@dague.net>
import mercurial.util
def dumbdecode(s, cmd):
return s.replace('\n', '\r\n')
def dumbencode(s, cmd):
return s.replace('\r\n', '\n')
def clevertest(s, cmd):
if '\0' in s: return False
return True
def cleverdecode(s, cmd):
if clevertest(s, cmd):
return dumbdecode(s, cmd)
return s
def cleverencode(s, cmd):
if clevertest(s, cmd):
return dumbencode(s, cmd)
return s
mercurial.util.filtertable.update({
'dumbdecode:': dumbdecode,
'dumbencode:': dumbencode,
'cleverdecode:': cleverdecode,
'cleverencode:': cleverencode,
})