metrixpp/mainline/ext/std/code/brackets.py

#
#    Metrix++, Copyright 2009-2013, Metrix++ Project
#    Link: http://swi.sourceforge.net
#    
#    This file is a part of Metrix++ Tool.
#    
#    Metrix++ is free software: you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation, version 3 of the License.
#    
#    Metrix++ 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 General Public License for more details.
#    
#    You should have received a copy of the GNU General Public License
#    along with Metrix++.  If not, see <http://www.gnu.org/licenses/>.
#

import core.api

class Plugin(core.api.Plugin, core.api.Child, core.api.IConfigurable):
    
    def declare_configuration(self, parser):
        parser.add_option("--std.code.brackets.on", action="store_true", default=False,
                         help="If enabled, counts number of mismatched brackets '{}' [default: %default]")
    
    def configure(self, options):
        self.is_active = options.__dict__['std.code.brackets.on']
        
    def initialize(self):
        if self.is_active == True:
            namespace = self.get_plugin_loader().get_database_loader().create_namespace(self.get_name())
            namespace.add_field('curly', int)
            core.api.subscribe_by_parents_name('std.code.cpp', self, 'callback_cpp')

    def callback_cpp(self, parent, data):
        if data.get_data(self.get_name(), 'curly') != None:
            return # data is available from cloned database, skip collection
        data.set_data(self.get_name(), 'curly', data.get_data(parent.get_name(), 'mismatched_brackets'))