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#N/A: Split shells module

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nvbn 2016-01-23 05:06:22 +03:00
parent 60e19a054a
commit abe287a52b
14 changed files with 624 additions and 594 deletions
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0
tests/shells/__init__.py Normal file
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21
tests/shells/conftest.py Normal file
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import pytest
@pytest.fixture
def builtins_open(mocker):
return mocker.patch('six.moves.builtins.open')
@pytest.fixture
def isfile(mocker):
return mocker.patch('os.path.isfile', return_value=True)
@pytest.fixture
@pytest.mark.usefixtures('isfile')
def history_lines(mocker):
def aux(lines):
mock = mocker.patch('io.open')
mock.return_value.__enter__ \
.return_value.readlines.return_value = lines
return aux

60
tests/shells/test_bash.py Normal file
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# -*- coding: utf-8 -*-
import pytest
from thefuck.shells import Bash
@pytest.mark.usefixtures('isfile')
class TestBash(object):
@pytest.fixture
def shell(self):
return Bash()
@pytest.fixture(autouse=True)
def Popen(self, mocker):
mock = mocker.patch('thefuck.shells.bash.Popen')
mock.return_value.stdout.read.return_value = (
b'alias fuck=\'eval $(thefuck $(fc -ln -1))\'\n'
b'alias l=\'ls -CF\'\n'
b'alias la=\'ls -A\'\n'
b'alias ll=\'ls -alF\'')
return mock
@pytest.mark.parametrize('before, after', [
('pwd', 'pwd'),
('fuck', 'eval $(thefuck $(fc -ln -1))'),
('awk', 'awk'),
('ll', 'ls -alF')])
def test_from_shell(self, before, after, shell):
assert shell.from_shell(before) == after
def test_to_shell(self, shell):
assert shell.to_shell('pwd') == 'pwd'
@pytest.mark.parametrize('entry, entry_utf8', [
('ls', 'ls\n'),
(u'echo café', 'echo café\n')])
def test_put_to_history(self, entry, entry_utf8, builtins_open, shell):
shell.put_to_history(entry)
builtins_open.return_value.__enter__.return_value. \
write.assert_called_once_with(entry_utf8)
def test_and_(self, shell):
assert shell.and_('ls', 'cd') == 'ls && cd'
def test_get_aliases(self, shell):
assert shell.get_aliases() == {'fuck': 'eval $(thefuck $(fc -ln -1))',
'l': 'ls -CF',
'la': 'ls -A',
'll': 'ls -alF'}
def test_app_alias(self, shell):
assert 'alias fuck' in shell.app_alias('fuck')
assert 'alias FUCK' in shell.app_alias('FUCK')
assert 'thefuck' in shell.app_alias('fuck')
assert 'TF_ALIAS=fuck PYTHONIOENCODING' in shell.app_alias('fuck')
assert 'PYTHONIOENCODING=utf-8 thefuck' in shell.app_alias('fuck')
def test_get_history(self, history_lines, shell):
history_lines(['ls', 'rm'])
assert list(shell.get_history()) == ['ls', 'rm']

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tests/shells/test_fish.py Normal file
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# -*- coding: utf-8 -*-
import pytest
from thefuck.shells import Fish
@pytest.mark.usefixtures('isfile')
class TestFish(object):
@pytest.fixture
def shell(self):
return Fish()
@pytest.fixture(autouse=True)
def Popen(self, mocker):
mock = mocker.patch('thefuck.shells.fish.Popen')
mock.return_value.stdout.read.return_value = (
b'cd\nfish_config\nfuck\nfunced\nfuncsave\ngrep\nhistory\nll\nls\n'
b'man\nmath\npopd\npushd\nruby')
return mock
@pytest.fixture
def environ(self, monkeypatch):
data = {'TF_OVERRIDDEN_ALIASES': 'cd, ls, man, open'}
monkeypatch.setattr('thefuck.shells.fish.os.environ', data)
return data
@pytest.mark.usefixture('environ')
def test_get_overridden_aliases(self, shell, environ):
assert shell._get_overridden_aliases() == ['cd', 'ls', 'man', 'open']
@pytest.mark.parametrize('before, after', [
('cd', 'cd'),
('pwd', 'pwd'),
('fuck', 'fish -ic "fuck"'),
('find', 'find'),
('funced', 'fish -ic "funced"'),
('grep', 'grep'),
('awk', 'awk'),
('math "2 + 2"', r'fish -ic "math \"2 + 2\""'),
('man', 'man'),
('open', 'open'),
('vim', 'vim'),
('ll', 'fish -ic "ll"'),
('ls', 'ls')]) # Fish has no aliases but functions
def test_from_shell(self, before, after, shell):
assert shell.from_shell(before) == after
def test_to_shell(self, shell):
assert shell.to_shell('pwd') == 'pwd'
@pytest.mark.parametrize('entry, entry_utf8', [
('ls', '- cmd: ls\n when: 1430707243\n'),
(u'echo café', '- cmd: echo café\n when: 1430707243\n')])
def test_put_to_history(self, entry, entry_utf8, builtins_open, mocker, shell):
mocker.patch('thefuck.shells.fish.time',
return_value=1430707243.3517463)
shell.put_to_history(entry)
builtins_open.return_value.__enter__.return_value. \
write.assert_called_once_with(entry_utf8)
def test_and_(self, shell):
assert shell.and_('foo', 'bar') == 'foo; and bar'
def test_get_aliases(self, shell):
assert shell.get_aliases() == {'fish_config': 'fish_config',
'fuck': 'fuck',
'funced': 'funced',
'funcsave': 'funcsave',
'history': 'history',
'll': 'll',
'math': 'math',
'popd': 'popd',
'pushd': 'pushd',
'ruby': 'ruby'}
def test_app_alias(self, shell):
assert 'function fuck' in shell.app_alias('fuck')
assert 'function FUCK' in shell.app_alias('FUCK')
assert 'thefuck' in shell.app_alias('fuck')
assert 'TF_ALIAS=fuck PYTHONIOENCODING' in shell.app_alias('fuck')
assert 'PYTHONIOENCODING=utf-8 thefuck' in shell.app_alias('fuck')
def test_get_history(self, history_lines, shell):
history_lines(['- cmd: ls', ' when: 1432613911',
'- cmd: rm', ' when: 1432613916'])
assert list(shell.get_history()) == ['ls', 'rm']

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tests/shells/test_generic.py Normal file
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# -*- coding: utf-8 -*-
import pytest
from thefuck.shells import Generic
class TestGeneric(object):
@pytest.fixture
def shell(self):
return Generic()
def test_from_shell(self, shell):
assert shell.from_shell('pwd') == 'pwd'
def test_to_shell(self, shell):
assert shell.to_shell('pwd') == 'pwd'
def test_put_to_history(self, builtins_open, shell):
assert shell.put_to_history('ls') is None
assert shell.put_to_history(u'echo café') is None
assert builtins_open.call_count == 0
def test_and_(self, shell):
assert shell.and_('ls', 'cd') == 'ls && cd'
def test_get_aliases(self, shell):
assert shell.get_aliases() == {}
def test_app_alias(self, shell):
assert 'alias fuck' in shell.app_alias('fuck')
assert 'alias FUCK' in shell.app_alias('FUCK')
assert 'thefuck' in shell.app_alias('fuck')
assert 'TF_ALIAS=fuck PYTHONIOENCODING' in shell.app_alias('fuck')
assert 'PYTHONIOENCODING=utf-8 thefuck' in shell.app_alias('fuck')
def test_get_history(self, history_lines, shell):
history_lines(['ls', 'rm'])
# We don't know what to do in generic shell with history lines,
# so just ignore them:
assert list(shell.get_history()) == []
def test_split_command(self, shell):
assert shell.split_command('ls') == ['ls']
assert shell.split_command(u'echo café') == [u'echo', u'café']

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tests/shells/test_zsh.py Normal file
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# -*- coding: utf-8 -*-
import pytest
from thefuck.shells.zsh import Zsh
@pytest.mark.usefixtures('isfile')
class TestZsh(object):
@pytest.fixture
def shell(self):
return Zsh()
@pytest.fixture(autouse=True)
def Popen(self, mocker):
mock = mocker.patch('thefuck.shells.zsh.Popen')
mock.return_value.stdout.read.return_value = (
b'fuck=\'eval $(thefuck $(fc -ln -1 | tail -n 1))\'\n'
b'l=\'ls -CF\'\n'
b'la=\'ls -A\'\n'
b'll=\'ls -alF\'')
return mock
@pytest.mark.parametrize('before, after', [
('fuck', 'eval $(thefuck $(fc -ln -1 | tail -n 1))'),
('pwd', 'pwd'),
('ll', 'ls -alF')])
def test_from_shell(self, before, after, shell):
assert shell.from_shell(before) == after
def test_to_shell(self, shell):
assert shell.to_shell('pwd') == 'pwd'
@pytest.mark.parametrize('entry, entry_utf8', [
('ls', ': 1430707243:0;ls\n'),
(u'echo café', ': 1430707243:0;echo café\n')])
def test_put_to_history(self, entry, entry_utf8, builtins_open, mocker, shell):
mocker.patch('thefuck.shells.zsh.time',
return_value=1430707243.3517463)
shell.put_to_history(entry)
builtins_open.return_value.__enter__.return_value. \
write.assert_called_once_with(entry_utf8)
def test_and_(self, shell):
assert shell.and_('ls', 'cd') == 'ls && cd'
def test_get_aliases(self, shell):
assert shell.get_aliases() == {
'fuck': 'eval $(thefuck $(fc -ln -1 | tail -n 1))',
'l': 'ls -CF',
'la': 'ls -A',
'll': 'ls -alF'}
def test_app_alias(self, shell):
assert 'alias fuck' in shell.app_alias('fuck')
assert 'alias FUCK' in shell.app_alias('FUCK')
assert 'thefuck' in shell.app_alias('fuck')
assert 'TF_ALIAS=fuck PYTHONIOENCODING' in shell.app_alias('fuck')
assert 'PYTHONIOENCODING=utf-8 thefuck' in shell.app_alias('fuck')
def test_get_history(self, history_lines, shell):
history_lines([': 1432613911:0;ls', ': 1432613916:0;rm'])
assert list(shell.get_history()) == ['ls', 'rm']

260
tests/test_shells.py
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# -*- coding: utf-8 -*-
import pytest
from thefuck import shells
@pytest.fixture
def builtins_open(mocker):
return mocker.patch('six.moves.builtins.open')
@pytest.fixture
def isfile(mocker):
return mocker.patch('os.path.isfile', return_value=True)
@pytest.fixture
@pytest.mark.usefixtures('isfile')
def history_lines(mocker):
def aux(lines):
mock = mocker.patch('io.open')
mock.return_value.__enter__\
.return_value.readlines.return_value = lines
return aux
class TestGeneric(object):
@pytest.fixture
def shell(self):
return shells.Generic()
def test_from_shell(self, shell):
assert shell.from_shell('pwd') == 'pwd'
def test_to_shell(self, shell):
assert shell.to_shell('pwd') == 'pwd'
def test_put_to_history(self, builtins_open, shell):
assert shell.put_to_history('ls') is None
assert shell.put_to_history(u'echo café') is None
assert builtins_open.call_count == 0
def test_and_(self, shell):
assert shell.and_('ls', 'cd') == 'ls && cd'
def test_get_aliases(self, shell):
assert shell.get_aliases() == {}
def test_app_alias(self, shell):
assert 'alias fuck' in shell.app_alias('fuck')
assert 'alias FUCK' in shell.app_alias('FUCK')
assert 'thefuck' in shell.app_alias('fuck')
assert 'TF_ALIAS=fuck PYTHONIOENCODING' in shell.app_alias('fuck')
assert 'PYTHONIOENCODING=utf-8 thefuck' in shell.app_alias('fuck')
def test_get_history(self, history_lines, shell):
history_lines(['ls', 'rm'])
# We don't know what to do in generic shell with history lines,
# so just ignore them:
assert list(shell.get_history()) == []
def test_split_command(self, shell):
assert shell.split_command('ls') == ['ls']
assert shell.split_command(u'echo café') == [u'echo', u'café']
@pytest.mark.usefixtures('isfile')
class TestBash(object):
@pytest.fixture
def shell(self):
return shells.Bash()
@pytest.fixture(autouse=True)
def Popen(self, mocker):
mock = mocker.patch('thefuck.shells.Popen')
mock.return_value.stdout.read.return_value = (
b'alias fuck=\'eval $(thefuck $(fc -ln -1))\'\n'
b'alias l=\'ls -CF\'\n'
b'alias la=\'ls -A\'\n'
b'alias ll=\'ls -alF\'')
return mock
@pytest.mark.parametrize('before, after', [
('pwd', 'pwd'),
('fuck', 'eval $(thefuck $(fc -ln -1))'),
('awk', 'awk'),
('ll', 'ls -alF')])
def test_from_shell(self, before, after, shell):
assert shell.from_shell(before) == after
def test_to_shell(self, shell):
assert shell.to_shell('pwd') == 'pwd'
@pytest.mark.parametrize('entry, entry_utf8', [
('ls', 'ls\n'),
(u'echo café', 'echo café\n')])
def test_put_to_history(self, entry, entry_utf8, builtins_open, shell):
shell.put_to_history(entry)
builtins_open.return_value.__enter__.return_value. \
write.assert_called_once_with(entry_utf8)
def test_and_(self, shell):
assert shell.and_('ls', 'cd') == 'ls && cd'
def test_get_aliases(self, shell):
assert shell.get_aliases() == {'fuck': 'eval $(thefuck $(fc -ln -1))',
'l': 'ls -CF',
'la': 'ls -A',
'll': 'ls -alF'}
def test_app_alias(self, shell):
assert 'alias fuck' in shell.app_alias('fuck')
assert 'alias FUCK' in shell.app_alias('FUCK')
assert 'thefuck' in shell.app_alias('fuck')
assert 'TF_ALIAS=fuck PYTHONIOENCODING' in shell.app_alias('fuck')
assert 'PYTHONIOENCODING=utf-8 thefuck' in shell.app_alias('fuck')
def test_get_history(self, history_lines, shell):
history_lines(['ls', 'rm'])
assert list(shell.get_history()) == ['ls', 'rm']
@pytest.mark.usefixtures('isfile')
class TestFish(object):
@pytest.fixture
def shell(self):
return shells.Fish()
@pytest.fixture(autouse=True)
def Popen(self, mocker):
mock = mocker.patch('thefuck.shells.Popen')
mock.return_value.stdout.read.return_value = (
b'cd\nfish_config\nfuck\nfunced\nfuncsave\ngrep\nhistory\nll\nls\n'
b'man\nmath\npopd\npushd\nruby')
return mock
@pytest.fixture
def environ(self, monkeypatch):
data = {'TF_OVERRIDDEN_ALIASES': 'cd, ls, man, open'}
monkeypatch.setattr('thefuck.shells.os.environ', data)
return data
@pytest.mark.usefixture('environ')
def test_get_overridden_aliases(self, shell, environ):
assert shell._get_overridden_aliases() == ['cd', 'ls', 'man', 'open']
@pytest.mark.parametrize('before, after', [
('cd', 'cd'),
('pwd', 'pwd'),
('fuck', 'fish -ic "fuck"'),
('find', 'find'),
('funced', 'fish -ic "funced"'),
('grep', 'grep'),
('awk', 'awk'),
('math "2 + 2"', r'fish -ic "math \"2 + 2\""'),
('man', 'man'),
('open', 'open'),
('vim', 'vim'),
('ll', 'fish -ic "ll"'),
('ls', 'ls')]) # Fish has no aliases but functions
def test_from_shell(self, before, after, shell):
assert shell.from_shell(before) == after
def test_to_shell(self, shell):
assert shell.to_shell('pwd') == 'pwd'
@pytest.mark.parametrize('entry, entry_utf8', [
('ls', '- cmd: ls\n when: 1430707243\n'),
(u'echo café', '- cmd: echo café\n when: 1430707243\n')])
def test_put_to_history(self, entry, entry_utf8, builtins_open, mocker, shell):
mocker.patch('thefuck.shells.time',
return_value=1430707243.3517463)
shell.put_to_history(entry)
builtins_open.return_value.__enter__.return_value. \
write.assert_called_once_with(entry_utf8)
def test_and_(self, shell):
assert shell.and_('foo', 'bar') == 'foo; and bar'
def test_get_aliases(self, shell):
assert shell.get_aliases() == {'fish_config': 'fish_config',
'fuck': 'fuck',
'funced': 'funced',
'funcsave': 'funcsave',
'history': 'history',
'll': 'll',
'math': 'math',
'popd': 'popd',
'pushd': 'pushd',
'ruby': 'ruby'}
def test_app_alias(self, shell):
assert 'function fuck' in shell.app_alias('fuck')
assert 'function FUCK' in shell.app_alias('FUCK')
assert 'thefuck' in shell.app_alias('fuck')
assert 'TF_ALIAS=fuck PYTHONIOENCODING' in shell.app_alias('fuck')
assert 'PYTHONIOENCODING=utf-8 thefuck' in shell.app_alias('fuck')
def test_get_history(self, history_lines, shell):
history_lines(['- cmd: ls', ' when: 1432613911',
'- cmd: rm', ' when: 1432613916'])
assert list(shell.get_history()) == ['ls', 'rm']
@pytest.mark.usefixtures('isfile')
class TestZsh(object):
@pytest.fixture
def shell(self):
return shells.Zsh()
@pytest.fixture(autouse=True)
def Popen(self, mocker):
mock = mocker.patch('thefuck.shells.Popen')
mock.return_value.stdout.read.return_value = (
b'fuck=\'eval $(thefuck $(fc -ln -1 | tail -n 1))\'\n'
b'l=\'ls -CF\'\n'
b'la=\'ls -A\'\n'
b'll=\'ls -alF\'')
return mock
@pytest.mark.parametrize('before, after', [
('fuck', 'eval $(thefuck $(fc -ln -1 | tail -n 1))'),
('pwd', 'pwd'),
('ll', 'ls -alF')])
def test_from_shell(self, before, after, shell):
assert shell.from_shell(before) == after
def test_to_shell(self, shell):
assert shell.to_shell('pwd') == 'pwd'
@pytest.mark.parametrize('entry, entry_utf8', [
('ls', ': 1430707243:0;ls\n'),
(u'echo café', ': 1430707243:0;echo café\n')])
def test_put_to_history(self, entry, entry_utf8, builtins_open, mocker, shell):
mocker.patch('thefuck.shells.time',
return_value=1430707243.3517463)
shell.put_to_history(entry)
builtins_open.return_value.__enter__.return_value. \
write.assert_called_once_with(entry_utf8)
def test_and_(self, shell):
assert shell.and_('ls', 'cd') == 'ls && cd'
def test_get_aliases(self, shell):
assert shell.get_aliases() == {
'fuck': 'eval $(thefuck $(fc -ln -1 | tail -n 1))',
'l': 'ls -CF',
'la': 'ls -A',
'll': 'ls -alF'}
def test_app_alias(self, shell):
assert 'alias fuck' in shell.app_alias('fuck')
assert 'alias FUCK' in shell.app_alias('FUCK')
assert 'thefuck' in shell.app_alias('fuck')
assert 'TF_ALIAS=fuck PYTHONIOENCODING' in shell.app_alias('fuck')
assert 'PYTHONIOENCODING=utf-8 thefuck' in shell.app_alias('fuck')
def test_get_history(self, history_lines, shell):
history_lines([': 1432613911:0;ls', ': 1432613916:0;rm'])
assert list(shell.get_history()) == ['ls', 'rm']

334
thefuck/shells.py
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@ -1,334 +0,0 @@
"""Module with shell specific actions, each shell class should
implement `from_shell`, `to_shell`, `app_alias`, `put_to_history` and
`get_aliases` methods.
"""
from collections import defaultdict
from psutil import Process
from subprocess import Popen, PIPE
from time import time
import io
import os
import shlex
import sys
import six
from .utils import DEVNULL, memoize, cache
from .conf import settings
from . import logs
class Generic(object):
def get_aliases(self):
return {}
def _expand_aliases(self, command_script):
aliases = self.get_aliases()
binary = command_script.split(' ')[0]
if binary in aliases:
return command_script.replace(binary, aliases[binary], 1)
else:
return command_script
def from_shell(self, command_script):
"""Prepares command before running in app."""
return self._expand_aliases(command_script)
def to_shell(self, command_script):
"""Prepares command for running in shell."""
return command_script
def app_alias(self, fuck):
return "alias {0}='eval $(TF_ALIAS={0} PYTHONIOENCODING=utf-8 " \
"thefuck $(fc -ln -1))'".format(fuck)
def _get_history_file_name(self):
return ''
def _get_history_line(self, command_script):
return ''
def put_to_history(self, command_script):
"""Puts command script to shell history."""
history_file_name = self._get_history_file_name()
if os.path.isfile(history_file_name):
with open(history_file_name, 'a') as history:
entry = self._get_history_line(command_script)
if six.PY2:
history.write(entry.encode('utf-8'))
else:
history.write(entry)
def get_history(self):
"""Returns list of history entries."""
history_file_name = self._get_history_file_name()
if os.path.isfile(history_file_name):
with io.open(history_file_name, 'r',
encoding='utf-8', errors='ignore') as history_file:
lines = history_file.readlines()
if settings.history_limit:
lines = lines[-settings.history_limit:]
for line in lines:
prepared = self._script_from_history(line) \
.strip()
if prepared:
yield prepared
def and_(self, *commands):
return u' && '.join(commands)
def how_to_configure(self):
return
def split_command(self, command):
"""Split the command using shell-like syntax."""
if six.PY2:
return [s.decode('utf8') for s in shlex.split(command.encode('utf8'))]
return shlex.split(command)
def quote(self, s):
"""Return a shell-escaped version of the string s."""
if six.PY2:
from pipes import quote
else:
from shlex import quote
return quote(s)
def _script_from_history(self, line):
return line
class Bash(Generic):
def app_alias(self, fuck):
return "alias {0}='eval " \
"$(TF_ALIAS={0} PYTHONIOENCODING=utf-8 thefuck $(fc -ln -1));" \
" history -r'".format(fuck)
def _parse_alias(self, alias):
name, value = alias.replace('alias ', '', 1).split('=', 1)
if value[0] == value[-1] == '"' or value[0] == value[-1] == "'":
value = value[1:-1]
return name, value
@memoize
@cache('.bashrc', '.bash_profile')
def get_aliases(self):
proc = Popen(['bash', '-ic', 'alias'], stdout=PIPE, stderr=DEVNULL)
return dict(
self._parse_alias(alias)
for alias in proc.stdout.read().decode('utf-8').split('\n')
if alias and '=' in alias)
def _get_history_file_name(self):
return os.environ.get("HISTFILE",
os.path.expanduser('~/.bash_history'))
def _get_history_line(self, command_script):
return u'{}\n'.format(command_script)
def how_to_configure(self):
if os.path.join(os.path.expanduser('~'), '.bashrc'):
config = '~/.bashrc'
elif os.path.join(os.path.expanduser('~'), '.bash_profile'):
config = '~/.bashrc'
else:
config = 'bash config'
return 'eval $(thefuck --alias)', config
class Fish(Generic):
def _get_overridden_aliases(self):
overridden_aliases = os.environ.get('TF_OVERRIDDEN_ALIASES', '').strip()
if overridden_aliases:
return [alias.strip() for alias in overridden_aliases.split(',')]
else:
return ['cd', 'grep', 'ls', 'man', 'open']
def app_alias(self, fuck):
return ('function {0} -d "Correct your previous console command"\n'
' set -l exit_code $status\n'
' set -l fucked_up_command $history[1]\n'
' env TF_ALIAS={0} PYTHONIOENCODING=utf-8'
' thefuck $fucked_up_command | read -l unfucked_command\n'
' if [ "$unfucked_command" != "" ]\n'
' eval $unfucked_command\n'
' if test $exit_code -ne 0\n'
' history --delete $fucked_up_command\n'
' history --merge ^ /dev/null\n'
' return 0\n'
' end\n'
' end\n'
'end').format(fuck)
@memoize
@cache('.config/fish/config.fish', '.config/fish/functions')
def get_aliases(self):
overridden = self._get_overridden_aliases()
proc = Popen(['fish', '-ic', 'functions'], stdout=PIPE, stderr=DEVNULL)
functions = proc.stdout.read().decode('utf-8').strip().split('\n')
return {func: func for func in functions if func not in overridden}
def _expand_aliases(self, command_script):
aliases = self.get_aliases()
binary = command_script.split(' ')[0]
if binary in aliases:
return u'fish -ic "{}"'.format(command_script.replace('"', r'\"'))
else:
return command_script
def from_shell(self, command_script):
"""Prepares command before running in app."""
return self._expand_aliases(command_script)
def _get_history_file_name(self):
return os.path.expanduser('~/.config/fish/fish_history')
def _get_history_line(self, command_script):
return u'- cmd: {}\n when: {}\n'.format(command_script, int(time()))
def _script_from_history(self, line):
if '- cmd: ' in line:
return line.split('- cmd: ', 1)[1]
else:
return ''
def and_(self, *commands):
return u'; and '.join(commands)
def how_to_configure(self):
return 'eval thefuck --alias', '~/.config/fish/config.fish'
class Zsh(Generic):
def app_alias(self, fuck):
return "alias {0}='eval $(TF_ALIAS={0} PYTHONIOENCODING=utf-8" \
" thefuck $(fc -ln -1 | tail -n 1));" \
" fc -R'".format(fuck)
def _parse_alias(self, alias):
name, value = alias.split('=', 1)
if value[0] == value[-1] == '"' or value[0] == value[-1] == "'":
value = value[1:-1]
return name, value
@memoize
@cache('.zshrc')
def get_aliases(self):
proc = Popen(['zsh', '-ic', 'alias'], stdout=PIPE, stderr=DEVNULL)
return dict(
self._parse_alias(alias)
for alias in proc.stdout.read().decode('utf-8').split('\n')
if alias and '=' in alias)
def _get_history_file_name(self):
return os.environ.get("HISTFILE",
os.path.expanduser('~/.zsh_history'))
def _get_history_line(self, command_script):
return u': {}:0;{}\n'.format(int(time()), command_script)
def _script_from_history(self, line):
if ';' in line:
return line.split(';', 1)[1]
else:
return ''
def how_to_configure(self):
return 'eval $(thefuck --alias)', '~/.zshrc'
class Tcsh(Generic):
def app_alias(self, fuck):
return ("alias {0} 'setenv TF_ALIAS {0} && "
"set fucked_cmd=`history -h 2 | head -n 1` && "
"eval `thefuck ${{fucked_cmd}}`'").format(fuck)
def _parse_alias(self, alias):
name, value = alias.split("\t", 1)
return name, value
@memoize
def get_aliases(self):
proc = Popen(['tcsh', '-ic', 'alias'], stdout=PIPE, stderr=DEVNULL)
return dict(
self._parse_alias(alias)
for alias in proc.stdout.read().decode('utf-8').split('\n')
if alias and '\t' in alias)
def _get_history_file_name(self):
return os.environ.get("HISTFILE",
os.path.expanduser('~/.history'))
def _get_history_line(self, command_script):
return u'#+{}\n{}\n'.format(int(time()), command_script)
def how_to_configure(self):
return 'eval `thefuck --alias`', '~/.tcshrc'
shells = defaultdict(Generic, {
'bash': Bash(),
'fish': Fish(),
'zsh': Zsh(),
'csh': Tcsh(),
'tcsh': Tcsh()})
@memoize
def _get_shell():
try:
shell = Process(os.getpid()).parent().name()
except TypeError:
shell = Process(os.getpid()).parent.name
return shells[shell]
def from_shell(command):
return _get_shell().from_shell(command)
def to_shell(command):
return _get_shell().to_shell(command)
def app_alias(alias):
return _get_shell().app_alias(alias)
def thefuck_alias():
return os.environ.get('TF_ALIAS', 'fuck')
def put_to_history(command):
try:
return _get_shell().put_to_history(command)
except IOError:
logs.exception("Can't update history", sys.exc_info())
def and_(*commands):
return _get_shell().and_(*commands)
def get_aliases():
return list(_get_shell().get_aliases().keys())
def split_command(command):
return _get_shell().split_command(command)
def quote(s):
return _get_shell().quote(s)
@memoize
def get_history():
return list(_get_shell().get_history())
def how_to_configure():
return _get_shell().how_to_configure()

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from collections import defaultdict
from psutil import Process
import os
import sys
from ..utils import memoize
from .. import logs
from .bash import Bash
from .fish import Fish
from .generic import Generic
from .tcsh import Tcsh
from .zsh import Zsh
shells = defaultdict(Generic,
bash=Bash(),
fish=Fish(),
zsh=Zsh(),
csh=Tcsh(),
tcsh=Tcsh())
@memoize
def _get_shell():
try:
shell = Process(os.getpid()).parent().name()
except TypeError:
shell = Process(os.getpid()).parent.name
return shells[shell]
def from_shell(command):
return _get_shell().from_shell(command)
def to_shell(command):
return _get_shell().to_shell(command)
def app_alias(alias):
return _get_shell().app_alias(alias)
def thefuck_alias():
return os.environ.get('TF_ALIAS', 'fuck')
def put_to_history(command):
try:
return _get_shell().put_to_history(command)
except IOError:
logs.exception("Can't update history", sys.exc_info())
def and_(*commands):
return _get_shell().and_(*commands)
def get_aliases():
return list(_get_shell().get_aliases().keys())
def split_command(command):
return _get_shell().split_command(command)
def quote(s):
return _get_shell().quote(s)
@memoize
def get_history():
return list(_get_shell().get_history())
def how_to_configure():
return _get_shell().how_to_configure()

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from subprocess import Popen, PIPE
import os
from ..utils import DEVNULL, memoize, cache
from .generic import Generic
class Bash(Generic):
def app_alias(self, fuck):
return "alias {0}='eval " \
"$(TF_ALIAS={0} PYTHONIOENCODING=utf-8 thefuck $(fc -ln -1));" \
" history -r'".format(fuck)
def _parse_alias(self, alias):
name, value = alias.replace('alias ', '', 1).split('=', 1)
if value[0] == value[-1] == '"' or value[0] == value[-1] == "'":
value = value[1:-1]
return name, value
@memoize
@cache('.bashrc', '.bash_profile')
def get_aliases(self):
proc = Popen(['bash', '-ic', 'alias'], stdout=PIPE, stderr=DEVNULL)
return dict(
self._parse_alias(alias)
for alias in proc.stdout.read().decode('utf-8').split('\n')
if alias and '=' in alias)
def _get_history_file_name(self):
return os.environ.get("HISTFILE",
os.path.expanduser('~/.bash_history'))
def _get_history_line(self, command_script):
return u'{}\n'.format(command_script)
def how_to_configure(self):
if os.path.join(os.path.expanduser('~'), '.bashrc'):
config = '~/.bashrc'
elif os.path.join(os.path.expanduser('~'), '.bash_profile'):
config = '~/.bashrc'
else:
config = 'bash config'
return 'eval $(thefuck --alias)', config

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from subprocess import Popen, PIPE
from time import time
import os
from ..utils import DEVNULL, memoize, cache
from .generic import Generic
class Fish(Generic):
def _get_overridden_aliases(self):
overridden_aliases = os.environ.get('TF_OVERRIDDEN_ALIASES', '').strip()
if overridden_aliases:
return [alias.strip() for alias in overridden_aliases.split(',')]
else:
return ['cd', 'grep', 'ls', 'man', 'open']
def app_alias(self, fuck):
return ('function {0} -d "Correct your previous console command"\n'
' set -l exit_code $status\n'
' set -l fucked_up_command $history[1]\n'
' env TF_ALIAS={0} PYTHONIOENCODING=utf-8'
' thefuck $fucked_up_command | read -l unfucked_command\n'
' if [ "$unfucked_command" != "" ]\n'
' eval $unfucked_command\n'
' if test $exit_code -ne 0\n'
' history --delete $fucked_up_command\n'
' history --merge ^ /dev/null\n'
' return 0\n'
' end\n'
' end\n'
'end').format(fuck)
@memoize
@cache('.config/fish/config.fish', '.config/fish/functions')
def get_aliases(self):
overridden = self._get_overridden_aliases()
proc = Popen(['fish', '-ic', 'functions'], stdout=PIPE, stderr=DEVNULL)
functions = proc.stdout.read().decode('utf-8').strip().split('\n')
return {func: func for func in functions if func not in overridden}
def _expand_aliases(self, command_script):
aliases = self.get_aliases()
binary = command_script.split(' ')[0]
if binary in aliases:
return u'fish -ic "{}"'.format(command_script.replace('"', r'\"'))
else:
return command_script
def from_shell(self, command_script):
"""Prepares command before running in app."""
return self._expand_aliases(command_script)
def _get_history_file_name(self):
return os.path.expanduser('~/.config/fish/fish_history')
def _get_history_line(self, command_script):
return u'- cmd: {}\n when: {}\n'.format(command_script, int(time()))
def _script_from_history(self, line):
if '- cmd: ' in line:
return line.split('- cmd: ', 1)[1]
else:
return ''
def and_(self, *commands):
return u'; and '.join(commands)
def how_to_configure(self):
return 'eval thefuck --alias', '~/.config/fish/config.fish'

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import io
import os
import shlex
import six
from ..conf import settings
class Generic(object):
def get_aliases(self):
return {}
def _expand_aliases(self, command_script):
aliases = self.get_aliases()
binary = command_script.split(' ')[0]
if binary in aliases:
return command_script.replace(binary, aliases[binary], 1)
else:
return command_script
def from_shell(self, command_script):
"""Prepares command before running in app."""
return self._expand_aliases(command_script)
def to_shell(self, command_script):
"""Prepares command for running in shell."""
return command_script
def app_alias(self, fuck):
return "alias {0}='eval $(TF_ALIAS={0} PYTHONIOENCODING=utf-8 " \
"thefuck $(fc -ln -1))'".format(fuck)
def _get_history_file_name(self):
return ''
def _get_history_line(self, command_script):
return ''
def put_to_history(self, command_script):
"""Puts command script to shell history."""
history_file_name = self._get_history_file_name()
if os.path.isfile(history_file_name):
with open(history_file_name, 'a') as history:
entry = self._get_history_line(command_script)
if six.PY2:
history.write(entry.encode('utf-8'))
else:
history.write(entry)
def get_history(self):
"""Returns list of history entries."""
history_file_name = self._get_history_file_name()
if os.path.isfile(history_file_name):
with io.open(history_file_name, 'r',
encoding='utf-8', errors='ignore') as history_file:
lines = history_file.readlines()
if settings.history_limit:
lines = lines[-settings.history_limit:]
for line in lines:
prepared = self._script_from_history(line) \
.strip()
if prepared:
yield prepared
def and_(self, *commands):
return u' && '.join(commands)
def how_to_configure(self):
return
def split_command(self, command):
"""Split the command using shell-like syntax."""
if six.PY2:
return [s.decode('utf8') for s in shlex.split(command.encode('utf8'))]
return shlex.split(command)
def quote(self, s):
"""Return a shell-escaped version of the string s."""
if six.PY2:
from pipes import quote
else:
from shlex import quote
return quote(s)
def _script_from_history(self, line):
return line

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from subprocess import Popen, PIPE
from time import time
import os
from ..utils import DEVNULL, memoize
from .generic import Generic
class Tcsh(Generic):
def app_alias(self, fuck):
return ("alias {0} 'setenv TF_ALIAS {0} && "
"set fucked_cmd=`history -h 2 | head -n 1` && "
"eval `thefuck ${{fucked_cmd}}`'").format(fuck)
def _parse_alias(self, alias):
name, value = alias.split("\t", 1)
return name, value
@memoize
def get_aliases(self):
proc = Popen(['tcsh', '-ic', 'alias'], stdout=PIPE, stderr=DEVNULL)
return dict(
self._parse_alias(alias)
for alias in proc.stdout.read().decode('utf-8').split('\n')
if alias and '\t' in alias)
def _get_history_file_name(self):
return os.environ.get("HISTFILE",
os.path.expanduser('~/.history'))
def _get_history_line(self, command_script):
return u'#+{}\n{}\n'.format(int(time()), command_script)
def how_to_configure(self):
return 'eval `thefuck --alias`', '~/.tcshrc'

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from subprocess import Popen, PIPE
from time import time
import os
from ..utils import DEVNULL, memoize, cache
from .generic import Generic
class Zsh(Generic):
def app_alias(self, fuck):
return "alias {0}='eval $(TF_ALIAS={0} PYTHONIOENCODING=utf-8" \
" thefuck $(fc -ln -1 | tail -n 1));" \
" fc -R'".format(fuck)
def _parse_alias(self, alias):
name, value = alias.split('=', 1)
if value[0] == value[-1] == '"' or value[0] == value[-1] == "'":
value = value[1:-1]
return name, value
@memoize
@cache('.zshrc')
def get_aliases(self):
proc = Popen(['zsh', '-ic', 'alias'], stdout=PIPE, stderr=DEVNULL)
return dict(
self._parse_alias(alias)
for alias in proc.stdout.read().decode('utf-8').split('\n')
if alias and '=' in alias)
def _get_history_file_name(self):
return os.environ.get("HISTFILE",
os.path.expanduser('~/.zsh_history'))
def _get_history_line(self, command_script):
return u': {}:0;{}\n'.format(int(time()), command_script)
def _script_from_history(self, line):
if ';' in line:
return line.split(';', 1)[1]
else:
return ''
def how_to_configure(self):
return 'eval $(thefuck --alias)', '~/.zshrc'