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author | Torsten Marek <shlomme@gmail.com> | 2014-11-08 23:47:14 +0100 |
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committer | Torsten Marek <shlomme@gmail.com> | 2014-11-08 23:47:14 +0100 |
commit | 477b5ee2a3d0594504ca9fc2fe0f0f9cbeccd01b (patch) | |
tree | 532231f1ecb5df4b4af6d3c12c91b684c8629673 /mixins.py | |
parent | e10cd03c08aaf46308504330b180107e421350d6 (diff) | |
download | astroid-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.py | 124 |
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) - |