Refactor some call details

This commit is contained in:
Dave Halter
2019-07-05 14:30:59 -07:00
parent a26cb42d07
commit ef9d803ce3
4 changed files with 92 additions and 13 deletions

View File

@@ -127,3 +127,11 @@ def skip_python2(environment):
# This if is just needed to avoid that tests ever skip way more than
# they should for all Python versions.
pytest.skip()
@pytest.fixture()
def skip_pre_python38(environment):
if environment.version_info < (3, 8):
# This if is just needed to avoid that tests ever skip way more than
# they should for all Python versions.
pytest.skip()

View File

@@ -385,10 +385,7 @@ class Script(object):
# TODO here we use stubs instead of the actual contexts. We should use
# the signatures from stubs, but the actual contexts, probably?!
return [classes.CallSignature(self._evaluator, signature,
call_signature_details.bracket_leaf.start_pos,
call_signature_details.call_index,
call_signature_details.keyword_name_str)
return [classes.CallSignature(self._evaluator, signature, call_signature_details)
for signature in definitions.get_signatures()]
def _analysis(self):

View File

@@ -604,11 +604,9 @@ class CallSignature(Definition):
It knows what functions you are currently in. e.g. `isinstance(` would
return the `isinstance` function. without `(` it would return nothing.
"""
def __init__(self, evaluator, signature, bracket_start_pos, index, key_name_str):
def __init__(self, evaluator, signature, call_details):
super(CallSignature, self).__init__(evaluator, signature.name)
self._index = index
self._key_name_str = key_name_str
self._bracket_start_pos = bracket_start_pos
self._call_details = call_details
self._signature = signature
@property
@@ -617,9 +615,9 @@ class CallSignature(Definition):
The Param index of the current call.
Returns None if the index cannot be found in the curent call.
"""
if self._key_name_str is not None:
if self._call_details.keyword_name_str is not None:
for i, param in enumerate(self.params):
if self._key_name_str == param.name:
if self._call_details.keyword_name_str == param.name:
return i
if self.params:
param_name = self.params[-1]._name
@@ -628,7 +626,7 @@ class CallSignature(Definition):
return i
return None
if self._index >= len(self.params):
if self._call_details.call_index >= len(self.params):
for i, param in enumerate(self.params):
tree_name = param._name.tree_name
if tree_name is not None:
@@ -636,7 +634,7 @@ class CallSignature(Definition):
if tree_name.get_definition().star_count == 1:
return i
return None
return self._index
return self._call_details.call_index
@property
def params(self):
@@ -648,7 +646,7 @@ class CallSignature(Definition):
The indent of the bracket that is responsible for the last function
call.
"""
return self._bracket_start_pos
return self._call_details.bracket_leaf.start_pos
@property
def _params_str(self):

View File

@@ -395,6 +395,82 @@ def test_keyword_argument_index(Script, environment):
assert get(both + 'foo(a, b, c').index == 0
code1 = 'def f(u, /, v=3, *, abc, abd, xyz): pass'
code2 = 'def f(u, /, v=3, *, abc, abd, xyz, **kwargs): pass'
code3 = 'def f(u, /, v, *args, x=1, y): pass'
code4 = 'def f(u, /, v, *args, x=1, y, **kwargs): pass'
@pytest.mark.parametrize(
'code, call, index', [
# No *args, **kwargs
(code1, 'f(', 0),
(code1, 'f(a', 0),
(code1, 'f(a,', 1),
(code1, 'f(a,b', 1),
(code1, 'f(a,b,', 2),
(code1, 'f(a,b,c', None),
(code1, 'f(a,b,a', 2),
(code1, 'f(a,b,a=', None),
(code1, 'f(a,b,abc', 2),
(code1, 'f(a,b,abc=(', 2),
(code1, 'f(a,b,abc=(f,1,2,3', 2),
(code1, 'f(a,b,abd', 3),
(code1, 'f(a,b,x', 4),
(code1, 'f(a,b,xy', 4),
(code1, 'f(a,b,xyz=', 4),
(code1, 'f(a,b,xy=', None),
(code1, 'f(u=', None),
(code1, 'f(v=', 1),
# **kwargs
(code2, 'f(a,b,a', 2),
(code2, 'f(a,b,abd', 2),
(code2, 'f(a,b,arr', 5),
(code2, 'f(a,b,xy', 4),
(code2, 'f(a,b,xy=', 4),
(code2, 'f(a,b,abc=1,abd=4,', 5),
(code2, 'f(a,b,abc=1,abd=4,lala', 5),
(code2, 'f(a,b,abc=1,abd=4,lala=', 5),
(code2, 'f(a,b,kw', 5),
(code2, 'f(a,b,kwargs=', 5),
(code2, 'f(u=', 5),
(code2, 'f(v=', 1),
# *args
(code3, 'f(a,b,c', 2),
(code3, 'f(a,b,c,', 2),
(code3, 'f(a,b,c,d', 2),
(code3, 'f(a,b,c,d[', 2),
(code3, 'f(a,b,c,d(3,', 2),
(code3, 'f(a,b,c,(3,)', 2),
(code3, 'f(a,b,args=', None),
(code3, 'f(a,b=', 1),
(code3, 'f(a=', None),
# *args, **kwargs
(code4, 'f(a,b,c,d', 2),
(code4, 'f(a,b,c,d,e', 2),
(code4, 'f(a,b,c,d,e=', 5),
(code4, 'f(a,b,c,d,e=3', 5),
(code4, 'f(a,b,c,d=,', 3),
(code4, 'f(a,b,c,d=,x=', 3),
(code4, 'f(a,b,c,d=5,x=4', 3),
(code4, 'f(a,b,c,d=5,x=4,y', 4),
(code4, 'f(a,b,c,d=5,x=4,y=3,', 5),
(code4, 'f(a,b,c,d=5,y=4,x=3', 4),
(code4, 'f(a,b,c,d=5,y=4,x=3,', 5),
(code4, 'f(a,b,c,d=4,', 5),
(code4, 'f(a,b,c,d=,', 5),
]
)
def test_signature_index(skip_pre_python38, Script, code, call, index):
sig, = Script(code + '\n' + call).call_signatures()
print(call)
print('index', index)
assert index == sig.index
@pytest.mark.skipif(sys.version_info[0] == 2, reason="Python 2 doesn't support __signature__")
@pytest.mark.parametrize('code', ['foo', 'instance.foo'])
def test_arg_defaults(Script, environment, code):