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Code Issues Releases Wiki Activity

#74: #103: #221: Go back in history if alias is misspelled

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This commit is contained in:
Vladimir Iakovlev 2017-09-01 10:11:42 +02:00
parent 96843fc6cd
commit 9ba36c9d2a
4 changed files with 30 additions and 9 deletions
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2
thefuck/const.py
View File

@ -71,3 +71,5 @@ CONFIGURATION_TIMEOUT = 60
USER_COMMAND_MARK = u'\u200B' * 10
LOG_SIZE = 1000
DIFF_WITH_ALIAS = 0.5

27
thefuck/main.py
View File

@ -4,26 +4,43 @@ from .system import init_output
init_output()
from pprint import pformat # noqa: E402
import os # noqa: E402
import sys # noqa: E402
from difflib import SequenceMatcher # noqa: E402
import six # noqa: E402
from . import logs, types # noqa: E402
from . import logs, types, const # noqa: E402
from .shells import shell # noqa: E402
from .conf import settings # noqa: E402
from .corrector import get_corrected_commands # noqa: E402
from .exceptions import EmptyCommand # noqa: E402
from .ui import select_command # noqa: E402
from .argument_parser import Parser # noqa: E402
from .utils import get_installation_info # noqa: E402
from .utils import (get_installation_info, get_alias,
get_all_executables) # noqa: E402
from .logs import warn # noqa: E402
def _get_raw_command(known_args):
if known_args.force_command:
return known_args.force_command
elif 'TF_HISTORY' not in os.environ:
return known_args.command
else:
history = os.environ['TF_HISTORY'].split('\n')[::-1]
alias = get_alias()
executables = get_all_executables()
for command in history:
diff = SequenceMatcher(a=alias, b=command).ratio()
if diff < const.DIFF_WITH_ALIAS or command in executables:
return [command]
def fix_command(known_args):
"""Fixes previous command. Used when `thefuck` called without arguments."""
settings.init(known_args)
with logs.debug_time('Total'):
logs.debug(u'Run with settings: {}'.format(pformat(settings)))
raw_command = ([known_args.force_command] if known_args.force_command
else known_args.command)
raw_command = _get_raw_command(known_args)
try:
command = types.Command.from_raw_script(raw_command)
@ -49,7 +66,7 @@ def main():
elif known_args.version:
logs.version(get_installation_info().version,
sys.version.split()[0])
elif known_args.command:
elif known_args.command or 'TF_HISTORY' in os.environ:
fix_command(known_args)
elif known_args.alias:
if six.PY2:

5
thefuck/shells/bash.py
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@ -11,14 +11,15 @@ class Bash(Generic):
# It is VERY important to have the variables declared WITHIN the function
return '''
function {name} () {{
TF_PREVIOUS=$(fc -ln -1);
TF_PYTHONIOENCODING=$PYTHONIOENCODING;
export TF_ALIAS={name};
export TF_SHELL_ALIASES=$(alias);
export TF_HISTORY=$(fc -ln -10);
export PYTHONIOENCODING=utf-8;
TF_CMD=$(
thefuck $TF_PREVIOUS {argument_placeholder} $@
thefuck {argument_placeholder} $@
) && eval $TF_CMD;
unset TF_HISTORY;
export PYTHONIOENCODING=$TF_PYTHONIOENCODING;
{alter_history}
}}

5
thefuck/shells/zsh.py
View File

@ -12,12 +12,13 @@ class Zsh(Generic):
# It is VERY important to have the variables declared WITHIN the function
return '''
{name} () {{
TF_PREVIOUS=$(fc -ln -1 | tail -n 1);
TF_HISTORY=$(fc -ln -10)
TF_CMD=$(
TF_ALIAS={name}
TF_SHELL_ALIASES=$(alias)
TF_HISTORY=$TF_HISTORY
PYTHONIOENCODING=utf-8
thefuck $TF_PREVIOUS {argument_placeholder} $*
thefuck {argument_placeholder} $*
) && eval $TF_CMD;
{alter_history}
}}