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Pablo Santiago Blum de Aguiar bb5f6bb705 #301: Set variables within the alias
Fix #301
2016-03-09 21:58:18 -03:00

67 lines
2.5 KiB
Python

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):
# It is VERY important to have the variables declared WITHIN the alias
return ('function {0} -d "Correct your previous console command"\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'
' history --delete $fucked_up_command\n'
' history --merge ^ /dev/null\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 (r"eval (thefuck --alias | tr '\n' ';')",
'~/.config/fish/config.fish')