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don't crash when there the input is empty

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This commit is contained in:
Romain Bignon 2012-07-23 17:25:07 +02:00
commit 538578c83f
1 changed files with 12 additions and 10 deletions
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22
weboob/tools/application/repl.py
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@ -328,17 +328,18 @@ class ReplApplication(Cmd, ConsoleApplication):
"""
cmd, arg, ignored = Cmd.parseline(self, line)
names = set(name for name in self.get_names() if name.startswith('do_'))
if cmd is not None:
names = set(name for name in self.get_names() if name.startswith('do_'))
if 'do_' + cmd not in names:
long = set(name for name in names if name.startswith('do_' + cmd))
# if more than one result, ambiguous command, do nothing (error will display suggestions)
if len(long) == 1:
cmd = long.pop()[3:]
if 'do_' + cmd not in names:
long = set(name for name in names if name.startswith('do_' + cmd))
# if more than one result, ambiguous command, do nothing (error will display suggestions)
if len(long) == 1:
cmd = long.pop()[3:]
return cmd, arg, ignored
def onecmd(self, line):
"""
This REPL method is overrided to catch some particular exceptions.
@ -378,9 +379,10 @@ class ReplApplication(Cmd, ConsoleApplication):
def default(self, line):
print >>sys.stderr, 'Unknown command: "%s"' % line
cmd, arg, ignore = Cmd.parseline(self, line)
names = set(name[3:] for name in self.get_names() if name.startswith('do_' + cmd))
if len(names) > 0:
print >>sys.stderr, 'Do you mean %s?' % ' '.join(names)
if cmd is not None:
names = set(name[3:] for name in self.get_names() if name.startswith('do_' + cmd))
if len(names) > 0:
print >>sys.stderr, 'Do you mean: %s?' % ', '.join(names)
return 2
def completenames(self, text, *ignored):