113 lines
3.3 KiB
Python
113 lines
3.3 KiB
Python
#!/usr/bin/env python
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#
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# Copyright (C) 2011, 2012, 2013 Strahinja Val Markovic <val@markovic.io>
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#
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# This file is part of YouCompleteMe.
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#
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# YouCompleteMe is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# YouCompleteMe is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with YouCompleteMe. If not, see <http://www.gnu.org/licenses/>.
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import vim
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from ycm import vimsupport
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from ycm.completers.completer import Completer
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OMNIFUNC_RETURNED_BAD_VALUE = 'Omnifunc returned bad value to YCM!'
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OMNIFUNC_NOT_LIST = ( 'Omnifunc did not return a list or a dict with a "words" '
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' list when expected.' )
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class OmniCompleter( Completer ):
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def __init__( self, user_options ):
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super( OmniCompleter, self ).__init__( user_options )
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self.omnifunc = None
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self.stored_candidates = None
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def SupportedFiletypes( self ):
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return []
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def ShouldUseCache( self ):
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return bool( self.user_options[ 'cache_omnifunc' ] )
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def ShouldUseNow( self, request_data ):
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if self.ShouldUseCache():
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return super( OmniCompleter, self ).ShouldUseNow( request_data )
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return self.ShouldUseNowInner( request_data )
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def ShouldUseNowInner( self, request_data ):
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if not self.omnifunc:
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return False
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return super( OmniCompleter, self ).ShouldUseNowInner( request_data )
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def CandidatesForQueryAsync( self, request_data ):
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if self.ShouldUseCache():
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return super( OmniCompleter, self ).CandidatesForQueryAsync(
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request_data )
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else:
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return self.CandidatesForQueryAsyncInner( request_data )
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def CandidatesForQueryAsyncInner( self, request_data ):
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if not self.omnifunc:
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self.stored_candidates = None
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return
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try:
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return_value = int( vim.eval( self.omnifunc + '(1,"")' ) )
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if return_value < 0:
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self.stored_candidates = None
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return
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omnifunc_call = [ self.omnifunc,
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"(0,'",
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vimsupport.EscapeForVim( request_data[ 'query' ] ),
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"')" ]
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items = vim.eval( ''.join( omnifunc_call ) )
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if 'words' in items:
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items = items['words']
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if not hasattr( items, '__iter__' ):
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raise TypeError( OMNIFUNC_NOT_LIST )
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self.stored_candidates = filter( bool, items )
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except (TypeError, ValueError) as error:
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vimsupport.PostVimMessage(
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OMNIFUNC_RETURNED_BAD_VALUE + ' ' + str( error ) )
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self.stored_candidates = None
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return
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def AsyncCandidateRequestReadyInner( self ):
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return True
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def OnFileReadyToParse( self, request_data ):
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self.omnifunc = vim.eval( '&omnifunc' )
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def CandidatesFromStoredRequest( self ):
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if self.ShouldUseCache():
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return super( OmniCompleter, self ).CandidatesFromStoredRequest()
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else:
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return self.CandidatesFromStoredRequestInner()
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def CandidatesFromStoredRequestInner( self ):
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return self.stored_candidates if self.stored_candidates else []
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