summaryrefslogtreecommitdiff
path: root/mixins.py
diff options
context:
space:
mode:
authorTorsten Marek <shlomme@gmail.com>2014-11-08 23:47:14 +0100
committerTorsten Marek <shlomme@gmail.com>2014-11-08 23:47:14 +0100
commit477b5ee2a3d0594504ca9fc2fe0f0f9cbeccd01b (patch)
tree532231f1ecb5df4b4af6d3c12c91b684c8629673 /mixins.py
parente10cd03c08aaf46308504330b180107e421350d6 (diff)
downloadastroid-git-477b5ee2a3d0594504ca9fc2fe0f0f9cbeccd01b.tar.gz
Move all astroid modules into a its own directory, which is now the package.
python setup.py develop now works.
Diffstat (limited to 'mixins.py')
-rw-r--r--mixins.py124
1 files changed, 0 insertions, 124 deletions
diff --git a/mixins.py b/mixins.py
deleted file mode 100644
index dbf1673a..00000000
--- a/mixins.py
+++ /dev/null
@@ -1,124 +0,0 @@
-# copyright 2003-2013 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
-# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
-#
-# This file is part of astroid.
-#
-# astroid is free software: you can redistribute it and/or modify it
-# under the terms of the GNU Lesser General Public License as published by the
-# Free Software Foundation, either version 2.1 of the License, or (at your
-# option) any later version.
-#
-# astroid is distributed in the hope that it will be useful, but
-# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
-# for more details.
-#
-# You should have received a copy of the GNU Lesser General Public License along
-# with astroid. If not, see <http://www.gnu.org/licenses/>.
-"""This module contains some mixins for the different nodes.
-"""
-
-from logilab.common.decorators import cachedproperty
-
-from astroid.exceptions import (AstroidBuildingException, InferenceError,
- NotFoundError)
-
-
-class BlockRangeMixIn(object):
- """override block range """
-
- @cachedproperty
- def blockstart_tolineno(self):
- return self.lineno
-
- def _elsed_block_range(self, lineno, orelse, last=None):
- """handle block line numbers range for try/finally, for, if and while
- statements
- """
- if lineno == self.fromlineno:
- return lineno, lineno
- if orelse:
- if lineno >= orelse[0].fromlineno:
- return lineno, orelse[-1].tolineno
- return lineno, orelse[0].fromlineno - 1
- return lineno, last or self.tolineno
-
-
-class FilterStmtsMixin(object):
- """Mixin for statement filtering and assignment type"""
-
- def _get_filtered_stmts(self, _, node, _stmts, mystmt):
- """method used in _filter_stmts to get statemtents and trigger break"""
- if self.statement() is mystmt:
- # original node's statement is the assignment, only keep
- # current node (gen exp, list comp)
- return [node], True
- return _stmts, False
-
- def ass_type(self):
- return self
-
-
-class AssignTypeMixin(object):
-
- def ass_type(self):
- return self
-
- def _get_filtered_stmts(self, lookup_node, node, _stmts, mystmt):
- """method used in filter_stmts"""
- if self is mystmt:
- return _stmts, True
- if self.statement() is mystmt:
- # original node's statement is the assignment, only keep
- # current node (gen exp, list comp)
- return [node], True
- return _stmts, False
-
-
-class ParentAssignTypeMixin(AssignTypeMixin):
-
- def ass_type(self):
- return self.parent.ass_type()
-
-
-class FromImportMixIn(FilterStmtsMixin):
- """MixIn for From and Import Nodes"""
-
- def _infer_name(self, frame, name):
- return name
-
- def do_import_module(self, modname=None):
- """return the ast for a module whose name is <modname> imported by <self>
- """
- # handle special case where we are on a package node importing a module
- # using the same name as the package, which may end in an infinite loop
- # on relative imports
- # XXX: no more needed ?
- mymodule = self.root()
- level = getattr(self, 'level', None) # Import as no level
- if modname is None:
- modname = self.modname
- # XXX we should investigate deeper if we really want to check
- # importing itself: modname and mymodule.name be relative or absolute
- if mymodule.relative_to_absolute_name(modname, level) == mymodule.name:
- # FIXME: we used to raise InferenceError here, but why ?
- return mymodule
- try:
- return mymodule.import_module(modname, level=level)
- except AstroidBuildingException:
- raise InferenceError(modname)
- except SyntaxError as ex:
- raise InferenceError(str(ex))
-
- def real_name(self, asname):
- """get name from 'as' name"""
- for name, _asname in self.names:
- if name == '*':
- return asname
- if not _asname:
- name = name.split('.', 1)[0]
- _asname = name
- if asname == _asname:
- return name
- raise NotFoundError(asname)
-