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- # Copyright (C) 2016, Davit Samvelyan
- #
- # This file is part of YouCompleteMe.
- #
- # YouCompleteMe 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, either version 3 of the License, or
- # (at your option) any later version.
- #
- # YouCompleteMe 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 YouCompleteMe. If not, see <http://www.gnu.org/licenses/>.
- from __future__ import unicode_literals
- from __future__ import print_function
- from __future__ import division
- from __future__ import absolute_import
- # Not installing aliases from python-future; it's unreliable and slow.
- from builtins import * # noqa
- from ycm import vimsupport
- from ycm.client.event_notification import EventNotification
- from ycm.diagnostic_interface import DiagnosticInterface
- # Emulates Vim buffer
- # Used to store buffer related information like diagnostics, latest parse
- # request. Stores buffer change tick at the parse request moment, allowing
- # to effectively determine whether reparse is needed for the buffer.
- class Buffer( object ):
- def __init__( self, bufnr, user_options ):
- self.number = bufnr
- self._parse_tick = 0
- self._handled_tick = 0
- self._parse_request = None
- self._diag_interface = DiagnosticInterface( bufnr, user_options )
- def FileParseRequestReady( self, block = False ):
- return bool( self._parse_request and
- ( block or self._parse_request.Done() ) )
- def SendParseRequest( self, extra_data ):
- self._parse_request = EventNotification( 'FileReadyToParse',
- extra_data = extra_data )
- self._parse_request.Start()
- # Decrement handled tick to ensure correct handling when we are forcing
- # reparse on buffer visit and changed tick remains the same.
- self._handled_tick -= 1
- self._parse_tick = self._ChangedTick()
- def NeedsReparse( self ):
- return self._parse_tick != self._ChangedTick()
- def UpdateDiagnostics( self ):
- self._diag_interface.UpdateWithNewDiagnostics(
- self._parse_request.Response() )
- def PopulateLocationList( self ):
- return self._diag_interface.PopulateLocationList()
- def GetResponse( self ):
- return self._parse_request.Response()
- def IsResponseHandled( self ):
- return self._handled_tick == self._parse_tick
- def MarkResponseHandled( self ):
- self._handled_tick = self._parse_tick
- def OnCursorMoved( self ):
- self._diag_interface.OnCursorMoved()
- def GetErrorCount( self ):
- return self._diag_interface.GetErrorCount()
- def GetWarningCount( self ):
- return self._diag_interface.GetWarningCount()
- def _ChangedTick( self ):
- return vimsupport.GetBufferChangedTick( self.number )
- class BufferDict( dict ):
- def __init__( self, user_options ):
- self._user_options = user_options
- def __missing__( self, key ):
- # Python does not allow to return assignment operation result directly
- new_value = self[ key ] = Buffer( key, self._user_options )
- return new_value
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