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thefuck/thefuck/rules/whois.py
Pablo Santiago Blum de Aguiar 44c06c483e fix(whois): check if there's at least one argument to whois
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>
2015-05-20 13:54:33 -03:00

32 lines
1.2 KiB
Python

# -*- encoding: utf-8 -*-
from six.moves.urllib.parse import urlparse
def match(command, settings):
"""
What the `whois` command returns depends on the 'Whois server' it contacted
and is not consistent through different servers. But there can be only two
types of errors I can think of with `whois`:
- `whois https://en.wikipedia.org/` → `whois en.wikipedia.org`;
- `whois en.wikipedia.org` → `whois wikipedia.org`.
So we match any `whois` command and then:
- if there is a slash: keep only the FQDN;
- if there is no slash but there is a point: removes the left-most
subdomain.
We cannot either remove all subdomains because we cannot know which part is
the subdomains and which is the domain, consider:
- www.google.fr → subdomain: www, domain: 'google.fr';
- google.co.uk → subdomain: None, domain; 'google.co.uk'.
"""
return 'whois' in command.script and len(command.script.split()) > 1
def get_new_command(command, settings):
url = command.script.split()[1]
if '/' in command.script:
return 'whois ' + urlparse(url).netloc
elif '.' in command.script:
return 'whois ' + '.'.join(urlparse(url).path.split('.')[1:])