Esempio n. 1
0
    def usages(self, additional_module_paths=()):
        """
        Return :class:`classes.Definition` objects, which contain all
        names that point to the definition of the name under the cursor. This
        is very useful for refactoring (renaming), or to show all usages of a
        variable.

        .. todo:: Implement additional_module_paths

        :rtype: list of :class:`classes.Definition`
        """
        temp, settings.dynamic_flow_information = \
            settings.dynamic_flow_information, False
        try:
            user_stmt = self._parser.user_stmt()
            definitions = self._goto(add_import_name=True)
            if not definitions:
                # Without a definition for a name we cannot find references.
                return []

            if not isinstance(user_stmt, pr.Import):
                # import case is looked at with add_import_name option
                definitions = usages.usages_add_import_modules(
                    self._evaluator, definitions)

            module = set([d.get_parent_until() for d in definitions])
            module.add(self._parser.module())
            names = usages.usages(self._evaluator, definitions, module)

            for d in set(definitions):
                names.append(classes.Definition(self._evaluator, d))
        finally:
            settings.dynamic_flow_information = temp

        return helpers.sorted_definitions(set(names))
Esempio n. 2
0
    def usages(self, additional_module_paths=()):
        """
        Return :class:`classes.Definition` objects, which contain all
        names that point to the definition of the name under the cursor. This
        is very useful for refactoring (renaming), or to show all usages of a
        variable.

        .. todo:: Implement additional_module_paths

        :rtype: list of :class:`classes.Definition`
        """
        temp, settings.dynamic_flow_information = \
            settings.dynamic_flow_information, False
        try:
            user_stmt = self._parser.user_stmt()
            definitions = self._goto(add_import_name=True)
            if not definitions:
                # Without a definition for a name we cannot find references.
                return []

            if not isinstance(user_stmt, pr.Import):
                # import case is looked at with add_import_name option
                definitions = usages.usages_add_import_modules(self._evaluator,
                                                               definitions)

            module = set([d.get_parent_until() for d in definitions])
            module.add(self._parser.module())
            names = usages.usages(self._evaluator, definitions, module)

            for d in set(definitions):
                names.append(classes.Definition(self._evaluator, d))
        finally:
            settings.dynamic_flow_information = temp

        return helpers.sorted_definitions(set(names))
Esempio n. 3
0
    def usages(self, additional_module_paths=()):
        """
        Return :class:`classes.Definition` objects, which contain all
        names that point to the definition of the name under the cursor. This
        is very useful for refactoring (renaming), or to show all usages of a
        variable.

        .. todo:: Implement additional_module_paths

        :rtype: list of :class:`classes.Definition`
        """
        temp, settings.dynamic_flow_information = \
            settings.dynamic_flow_information, False
        try:
            user_stmt = self._get_module().get_statement_for_position(
                self._pos)
            definitions = self._goto()
            if not definitions and isinstance(user_stmt, tree.Import):
                # For not defined imports (goto doesn't find something, we take
                # the name as a definition. This is enough, because every name
                # points to it.
                name = user_stmt.name_for_position(self._pos)
                if name is None:
                    # Must be syntax
                    return []
                definitions = [name]

            if not definitions:
                # Without a definition for a name we cannot find references.
                return []

            if not isinstance(user_stmt, tree.Import):
                # import case is looked at with add_import_name option
                definitions = usages.usages_add_import_modules(
                    self._evaluator, definitions)

            module = set([d.get_parent_until() for d in definitions])
            module.add(self._get_module())
            names = usages.usages(self._evaluator, definitions, module)

            for d in set(definitions):
                names.append(classes.Definition(self._evaluator, d))
        finally:
            settings.dynamic_flow_information = temp

        return helpers.sorted_definitions(set(names))
Esempio n. 4
0
    def usages(self, additional_module_paths=()):
        """
        Return :class:`classes.Definition` objects, which contain all
        names that point to the definition of the name under the cursor. This
        is very useful for refactoring (renaming), or to show all usages of a
        variable.

        .. todo:: Implement additional_module_paths

        :rtype: list of :class:`classes.Definition`
        """
        temp, settings.dynamic_flow_information = \
            settings.dynamic_flow_information, False
        try:
            user_stmt = self._get_module().get_statement_for_position(
                self._pos)
            definitions = self._goto()
            if not definitions and isinstance(user_stmt, tree.Import):
                # For not defined imports (goto doesn't find something, we take
                # the name as a definition. This is enough, because every name
                # points to it.
                name = user_stmt.name_for_position(self._pos)
                if name is None:
                    # Must be syntax
                    return []
                definitions = [name]

            if not definitions:
                # Without a definition for a name we cannot find references.
                return []

            if not isinstance(user_stmt, tree.Import):
                # import case is looked at with add_import_name option
                definitions = usages.usages_add_import_modules(
                    self._evaluator, definitions)

            module = set([d.get_parent_until() for d in definitions])
            module.add(self._get_module())
            names = usages.usages(self._evaluator, definitions, module)

            for d in set(definitions):
                names.append(classes.Definition(self._evaluator, d))
        finally:
            settings.dynamic_flow_information = temp

        return helpers.sorted_definitions(set(names))
Esempio n. 5
0
    def usages(self, additional_module_paths=()):
        """
        Return :class:`classes.Usage` objects, which contain all
        names that point to the definition of the name under the cursor. This
        is very useful for refactoring (renaming), or to show all usages of a
        variable.

        .. todo:: Implement additional_module_paths

        :rtype: list of :class:`classes.Usage`
        """
        temp, settings.dynamic_flow_information = \
            settings.dynamic_flow_information, False
        user_stmt = self._parser.user_stmt()
        definitions, search_name = self._goto(add_import_name=True)
        if isinstance(user_stmt, pr.Statement):
            c = user_stmt.expression_list()[0]
            if not isinstance(c, unicode) and self._pos < c.start_pos:
                # the search_name might be before `=`
                definitions = [
                    v for v in user_stmt.get_set_vars()
                    if unicode(v.names[-1]) == search_name
                ]
        if not isinstance(user_stmt, pr.Import):
            # import case is looked at with add_import_name option
            definitions = usages.usages_add_import_modules(
                self._evaluator, definitions, search_name)

        module = set([d.get_parent_until() for d in definitions])
        module.add(self._parser.module())
        names = usages.usages(self._evaluator, definitions, search_name,
                              module)

        for d in set(definitions):
            if isinstance(d, pr.Module):
                names.append(usages.Usage(self._evaluator, d, d))
            elif isinstance(d, er.Instance):
                # Instances can be ignored, because they have been created by
                # ``__getattr__``.
                pass
            else:
                names.append(usages.Usage(self._evaluator, d.names[-1], d))

        settings.dynamic_flow_information = temp
        return helpers.sorted_definitions(set(names))
    def usages(self, additional_module_paths=()):
        """
        Return :class:`classes.Definition` objects, which contain all
        names that point to the definition of the name under the cursor. This
        is very useful for refactoring (renaming), or to show all usages of a
        variable.

        .. todo:: Implement additional_module_paths

        :rtype: list of :class:`classes.Definition`
        """
        temp, settings.dynamic_flow_information = \
            settings.dynamic_flow_information, False
        try:
            module_node = self._get_module_node()
            user_stmt = get_statement_of_position(module_node, self._pos)
            definition_names = self._goto()
            if not definition_names and isinstance(user_stmt, tree.Import):
                # For not defined imports (goto doesn't find something, we take
                # the name as a definition. This is enough, because every name
                # points to it.
                name = user_stmt.get_name_of_position(self._pos)
                if name is None:
                    # Must be syntax
                    return []
                definition_names = [
                    TreeNameDefinition(self._get_module(), name)
                ]

            if not definition_names:
                # Without a definition for a name we cannot find references.
                return []

            definition_names = usages.resolve_potential_imports(
                self._evaluator, definition_names)

            modules = set([d.get_root_context() for d in definition_names])
            modules.add(self._get_module())
            definitions = usages.usages(self._evaluator, definition_names,
                                        modules)
        finally:
            settings.dynamic_flow_information = temp

        return helpers.sorted_definitions(set(definitions))
Esempio n. 7
0
    def usages(self, additional_module_paths=()):
        """
        Return :class:`classes.Usage` objects, which contain all
        names that point to the definition of the name under the cursor. This
        is very useful for refactoring (renaming), or to show all usages of a
        variable.

        .. todo:: Implement additional_module_paths

        :rtype: list of :class:`classes.Usage`
        """
        temp, settings.dynamic_flow_information = \
            settings.dynamic_flow_information, False
        user_stmt = self._parser.user_stmt()
        definitions, search_name = self._goto(add_import_name=True)
        if isinstance(user_stmt, pr.Statement):
            c = user_stmt.expression_list()[0]
            if not isinstance(c, unicode) and self._pos < c.start_pos:
                # the search_name might be before `=`
                definitions = [v for v in user_stmt.get_set_vars()
                               if unicode(v.names[-1]) == search_name]
        if not isinstance(user_stmt, pr.Import):
            # import case is looked at with add_import_name option
            definitions = usages.usages_add_import_modules(self._evaluator, definitions, search_name)

        module = set([d.get_parent_until() for d in definitions])
        module.add(self._parser.module())
        names = usages.usages(self._evaluator, definitions, search_name, module)

        for d in set(definitions):
            if isinstance(d, pr.Module):
                names.append(usages.Usage(self._evaluator, d, d))
            elif isinstance(d, er.Instance):
                # Instances can be ignored, because they have been created by
                # ``__getattr__``.
                pass
            else:
                names.append(usages.Usage(self._evaluator, d.names[-1], d))

        settings.dynamic_flow_information = temp
        return helpers.sorted_definitions(set(names))
Esempio n. 8
0
    def usages(self, additional_module_paths=()):
        """
        Return :class:`classes.Definition` objects, which contain all
        names that point to the definition of the name under the cursor. This
        is very useful for refactoring (renaming), or to show all usages of a
        variable.

        .. todo:: Implement additional_module_paths

        :rtype: list of :class:`classes.Definition`
        """
        temp, settings.dynamic_flow_information = \
            settings.dynamic_flow_information, False
        try:
            module_node = self._get_module_node()
            user_stmt = get_statement_of_position(module_node, self._pos)
            definition_names = self._goto()
            if not definition_names and isinstance(user_stmt, tree.Import):
                # For not defined imports (goto doesn't find something, we take
                # the name as a definition. This is enough, because every name
                # points to it.
                name = user_stmt.get_name_of_position(self._pos)
                if name is None:
                    # Must be syntax
                    return []
                definition_names = [TreeNameDefinition(self._get_module(), name)]

            if not definition_names:
                # Without a definition for a name we cannot find references.
                return []

            definition_names = usages.resolve_potential_imports(self._evaluator,
                                                                definition_names)

            modules = set([d.get_root_context() for d in definition_names])
            modules.add(self._get_module())
            definitions = usages.usages(self._evaluator, definition_names, modules)
        finally:
            settings.dynamic_flow_information = temp

        return helpers.sorted_definitions(set(definitions))