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fix(whois): check if there's at least one argument to whois

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This avoids thefuck failing when there's no arguments. It fails with:

```
  ...
  File "thefuck/rules/whois.py", line 26, in get_new_command
    url = command.script.split()[1]
IndexError: list index out of range
```

Signed-off-by: Pablo Santiago Blum de Aguiar <scorphus@gmail.com>
This commit is contained in:
Pablo Santiago Blum de Aguiar
2015-05-20 13:35:31 -03:00
parent 2c3df1ad47
commit 44c06c483e
2 changed files with 5 additions and 1 deletions
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4
tests/rules/test_whois.py
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@@ -11,6 +11,10 @@ def test_match(command):
assert match(command, None)
def test_not_match():
assert not match(Command(script='whois'), None)
@pytest.mark.parametrize('command, new_command', [
(Command('whois https://en.wikipedia.org/wiki/Main_Page'), 'whois en.wikipedia.org'),
(Command('whois https://en.wikipedia.org/'), 'whois en.wikipedia.org'),