YouCompleteMe/python/ycm/omni_completer.py
Strahinja Val Markovic 9100044afc Refactored completion request creation
- OmniCompleter is now more similar to other Completers.
- CompletionRequest doesn't store start_column anymore.
- Calling BuildRequestData only once per request.
2014-05-27 17:38:34 -07:00

97 lines
2.9 KiB
Python

#!/usr/bin/env python
#
# Copyright (C) 2011, 2012, 2013 Google Inc.
#
# 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/>.
import vim
from ycm import vimsupport
from ycmd.completers.completer import Completer
OMNIFUNC_RETURNED_BAD_VALUE = 'Omnifunc returned bad value to YCM!'
OMNIFUNC_NOT_LIST = ( 'Omnifunc did not return a list or a dict with a "words" '
' list when expected.' )
class OmniCompleter( Completer ):
def __init__( self, user_options ):
super( OmniCompleter, self ).__init__( user_options )
self._omnifunc = None
def SupportedFiletypes( self ):
return []
def ShouldUseCache( self ):
return bool( self.user_options[ 'cache_omnifunc' ] )
def ShouldUseNow( self, request_data ):
if not self._omnifunc:
return False
if self.ShouldUseCache():
return super( OmniCompleter, self ).ShouldUseNow( request_data )
return self.ShouldUseNowInner( request_data )
def ShouldUseNowInner( self, request_data ):
if not self._omnifunc:
return False
return super( OmniCompleter, self ).ShouldUseNowInner( request_data )
def ComputeCandidates( self, request_data ):
if self.ShouldUseCache():
return super( OmniCompleter, self ).ComputeCandidates(
request_data )
else:
if self.ShouldUseNowInner( request_data ):
return self.ComputeCandidatesInner( request_data )
return []
def ComputeCandidatesInner( self, request_data ):
if not self._omnifunc:
return []
try:
return_value = int( vim.eval( self._omnifunc + '(1,"")' ) )
if return_value < 0:
return []
omnifunc_call = [ self._omnifunc,
"(0,'",
vimsupport.EscapeForVim( request_data[ 'query' ] ),
"')" ]
items = vim.eval( ''.join( omnifunc_call ) )
if 'words' in items:
items = items[ 'words' ]
if not hasattr( items, '__iter__' ):
raise TypeError( OMNIFUNC_NOT_LIST )
return filter( bool, items )
except ( TypeError, ValueError, vim.error ) as error:
vimsupport.PostVimMessage(
OMNIFUNC_RETURNED_BAD_VALUE + ' ' + str( error ) )
return []
def OnFileReadyToParse( self, request_data ):
self._omnifunc = vim.eval( '&omnifunc' )