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Merge pull request #215 from scorphus/fish-functions

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Cache aliases to speed up subsequent calls and add support to Fish functions
This commit is contained in:
Vladimir Iakovlev 2015-05-22 16:55:00 +03:00
commit 84a28d8c73
2 changed files with 48 additions and 17 deletions
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10
tests/test_shells.py
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@ -78,6 +78,12 @@ class TestFish(object):
def shell(self): def shell(self):
return shells.Fish() 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'funced\nfuncsave\ngrep')
return mock
@pytest.mark.parametrize('before, after', [ @pytest.mark.parametrize('before, after', [
('pwd', 'pwd'), ('pwd', 'pwd'),
('ll', 'll')]) # Fish has no aliases but functions ('ll', 'll')]) # Fish has no aliases but functions
@ -98,7 +104,9 @@ class TestFish(object):
assert shell.and_('foo', 'bar') == 'foo; and bar' assert shell.and_('foo', 'bar') == 'foo; and bar'
def test_get_aliases(self, shell): def test_get_aliases(self, shell):
assert shell.get_aliases() == {} assert shell.get_aliases() == {'funced': 'funced',
'funcsave': 'funcsave',
'grep': 'grep'}
@pytest.mark.usefixtures('isfile') @pytest.mark.usefixtures('isfile')

55
thefuck/shells.py
View File

@ -12,8 +12,10 @@ from .utils import DEVNULL
class Generic(object): class Generic(object):
_aliases = {}
def get_aliases(self): def get_aliases(self):
return {} return self._aliases
def _expand_aliases(self, command_script): def _expand_aliases(self, command_script):
aliases = self.get_aliases() aliases = self.get_aliases()
@ -62,11 +64,15 @@ class Bash(Generic):
return name, value return name, value
def get_aliases(self): def get_aliases(self):
proc = Popen('bash -ic alias', stdout=PIPE, stderr=DEVNULL, shell=True) if not self._aliases:
return dict( proc = Popen('bash -ic alias', stdout=PIPE, stderr=DEVNULL,
self._parse_alias(alias) shell=True)
for alias in proc.stdout.read().decode('utf-8').split('\n') self._aliases = dict(
if alias and '=' in alias) self._parse_alias(alias)
for alias in proc.stdout.read().decode('utf-8').split('\n')
if alias and '=' in alias)
return self._aliases
def _get_history_file_name(self): def _get_history_file_name(self):
return os.environ.get("HISTFILE", return os.environ.get("HISTFILE",
@ -91,6 +97,15 @@ class Fish(Generic):
" end\n" " end\n"
"end") "end")
def get_aliases(self):
if not self._aliases:
proc = Popen('fish -ic functions', stdout=PIPE, stderr=DEVNULL,
shell=True)
functions = proc.stdout.read().decode('utf-8').strip().split('\n')
self._aliases = dict((function, function) for function in functions)
return self._aliases
def _get_history_file_name(self): def _get_history_file_name(self):
return os.path.expanduser('~/.config/fish/fish_history') return os.path.expanduser('~/.config/fish/fish_history')
@ -112,11 +127,15 @@ class Zsh(Generic):
return name, value return name, value
def get_aliases(self): def get_aliases(self):
proc = Popen('zsh -ic alias', stdout=PIPE, stderr=DEVNULL, shell=True) if not self._aliases:
return dict( proc = Popen('zsh -ic alias', stdout=PIPE, stderr=DEVNULL,
self._parse_alias(alias) shell=True)
for alias in proc.stdout.read().decode('utf-8').split('\n') self._aliases = dict(
if alias and '=' in alias) self._parse_alias(alias)
for alias in proc.stdout.read().decode('utf-8').split('\n')
if alias and '=' in alias)
return self._aliases
def _get_history_file_name(self): def _get_history_file_name(self):
return os.environ.get("HISTFILE", return os.environ.get("HISTFILE",
@ -135,11 +154,15 @@ class Tcsh(Generic):
return name, value return name, value
def get_aliases(self): def get_aliases(self):
proc = Popen('tcsh -ic alias', stdout=PIPE, stderr=DEVNULL, shell=True) if not self._aliases:
return dict( proc = Popen('tcsh -ic alias', stdout=PIPE, stderr=DEVNULL,
self._parse_alias(alias) shell=True)
for alias in proc.stdout.read().decode('utf-8').split('\n') self._aliases = dict(
if alias and '\t' in alias) self._parse_alias(alias)
for alias in proc.stdout.read().decode('utf-8').split('\n')
if alias and '\t' in alias)
return self._aliases
def _get_history_file_name(self): def _get_history_file_name(self):
return os.environ.get("HISTFILE", return os.environ.get("HISTFILE",